diff options
| author | xAlpharax <42233094+xAlpharax@users.noreply.github.com> | 2024-05-26 13:28:22 +0300 |
|---|---|---|
| committer | xAlpharax <42233094+xAlpharax@users.noreply.github.com> | 2024-05-26 13:28:22 +0300 |
| commit | 629ce46c7adf54042acd2f962a42a4e1e7002f1d (patch) | |
| tree | 899bfb99966b7513f46f1ea056e83891168de82b | |
| parent | caab10e3bc28c1cee4f9023b3761c6a29d521a4f (diff) | |
Changes to be committed:
modified: config.h
modified: st.c
| -rw-r--r-- | config.h | 486 | ||||
| -rw-r--r-- | st.c | 4228 |
2 files changed, 2357 insertions, 2357 deletions
@@ -57,13 +57,13 @@ char *termname = "st-256color"; * the st.info and appropriately install the st.info in the environment where * you use this st version. * - * it#$tabspaces, + * it#$tabspaces, * * Secondly make sure your kernel is not expanding tabs. When running `stty * -a` »tab0« should appear. You can tell the terminal to not expand tabs by * running following command: * - * stty tabs + * stty tabs */ unsigned int tabspaces = 4; @@ -73,22 +73,22 @@ static const char *colorname[] = { /* 8 normal colors */ [0] = "#828ff9", /* black */ - [1] = "#7f64ba", /* red */ + [1] = "#6740ba", /* red */ [2] = "#828ff9", /* green */ [3] = "#ac96dc", /* yellow */ [4] = "#e94c80", /* blue */ [5] = "#ace6f0", /* magenta */ - [6] = "#7f64ba", /* cyan */ + [6] = "#6740ba", /* cyan */ [7] = "#eebea4", /* white */ /* 8 bright colors */ [8] = "#828ff9", /* black */ - [9] = "#7f64ba", /* red */ + [9] = "#6740ba", /* red */ [10] = "#828ff9", /* green */ [11] = "#ac96dc", /* yellow */ [12] = "#e94c80", /* blue */ [13] = "#ace6f0", /* magenta */ - [14] = "#7f64ba", /* cyan */ + [14] = "#6740ba", /* cyan */ [15] = "#ace6f0", /* white */ /* special colors */ @@ -138,14 +138,14 @@ static uint forcemousemod = ShiftMask; * Beware that overloading Button1 will disable the selection. */ static MouseShortcut mshortcuts[] = { - /* mask button function argument release */ - { XK_ANY_MOD, Button4, kscrollup, {.i = 2} }, - { XK_ANY_MOD, Button5, kscrolldown, {.i = 2} }, - { XK_ANY_MOD, Button2, selpaste, {.i = 0}, 1 }, - { ShiftMask, Button4, ttysend, {.s = "\033[5;2~"} }, - { XK_ANY_MOD, Button4, ttysend, {.s = "\031"} }, - { ShiftMask, Button5, ttysend, {.s = "\033[6;2~"} }, - { XK_ANY_MOD, Button5, ttysend, {.s = "\005"} }, + /* mask button function argument release */ + { XK_ANY_MOD, Button4, kscrollup, {.i = 2} }, + { XK_ANY_MOD, Button5, kscrolldown, {.i = 2} }, + { XK_ANY_MOD, Button2, selpaste, {.i = 0}, 1 }, + { ShiftMask, Button4, ttysend, {.s = "\033[5;2~"} }, + { XK_ANY_MOD, Button4, ttysend, {.s = "\031"} }, + { ShiftMask, Button5, ttysend, {.s = "\033[6;2~"} }, + { XK_ANY_MOD, Button5, ttysend, {.s = "\005"} }, }; /* Internal keyboard shortcuts. */ @@ -153,21 +153,21 @@ static MouseShortcut mshortcuts[] = { #define TERMMOD (ControlMask|ShiftMask) static Shortcut shortcuts[] = { - /* mask keysym function argument */ - { XK_ANY_MOD, XK_Break, sendbreak, {.i = 0} }, - { ControlMask, XK_Print, toggleprinter, {.i = 0} }, - { ShiftMask, XK_Print, printscreen, {.i = 0} }, - { XK_ANY_MOD, XK_Print, printsel, {.i = 0} }, - { TERMMOD, XK_Prior, zoom, {.f = +1} }, - { TERMMOD, XK_Next, zoom, {.f = -1} }, - { TERMMOD, XK_Home, zoomreset, {.f = 0} }, - { TERMMOD, XK_C, clipcopy, {.i = 0} }, - { TERMMOD, XK_V, clippaste, {.i = 0} }, - { TERMMOD, XK_Y, selpaste, {.i = 0} }, - { ShiftMask, XK_Insert, selpaste, {.i = 0} }, - { TERMMOD, XK_Num_Lock, numlock, {.i = 0} }, - { XK_NO_MOD, XK_Page_Up, kscrollup, {.i = -1} }, - { XK_NO_MOD, XK_Page_Down, kscrolldown, {.i = -1} }, + /* mask keysym function argument */ + { XK_ANY_MOD, XK_Break, sendbreak, {.i = 0} }, + { ControlMask, XK_Print, toggleprinter, {.i = 0} }, + { ShiftMask, XK_Print, printscreen, {.i = 0} }, + { XK_ANY_MOD, XK_Print, printsel, {.i = 0} }, + { TERMMOD, XK_Prior, zoom, {.f = +1} }, + { TERMMOD, XK_Next, zoom, {.f = -1} }, + { TERMMOD, XK_Home, zoomreset, {.f = 0} }, + { TERMMOD, XK_C, clipcopy, {.i = 0} }, + { TERMMOD, XK_V, clippaste, {.i = 0} }, + { TERMMOD, XK_Y, selpaste, {.i = 0} }, + { ShiftMask, XK_Insert, selpaste, {.i = 0} }, + { TERMMOD, XK_Num_Lock, numlock, {.i = 0} }, + { XK_NO_MOD, XK_Page_Up, kscrollup, {.i = -1} }, + { XK_NO_MOD, XK_Page_Down, kscrolldown, {.i = -1} }, }; /* @@ -208,216 +208,216 @@ static uint ignoremod = Mod2Mask|XK_SWITCH_MOD; * world. Please decide about changes wisely. */ static Key key[] = { - /* keysym mask string appkey appcursor */ - { XK_KP_Home, ShiftMask, "\033[2J", 0, -1}, - { XK_KP_Home, ShiftMask, "\033[1;2H", 0, +1}, - { XK_KP_Home, XK_ANY_MOD, "\033[H", 0, -1}, - { XK_KP_Home, XK_ANY_MOD, "\033[1~", 0, +1}, - { XK_KP_Up, XK_ANY_MOD, "\033Ox", +1, 0}, - { XK_KP_Up, XK_ANY_MOD, "\033[A", 0, -1}, - { XK_KP_Up, XK_ANY_MOD, "\033OA", 0, +1}, - { XK_KP_Down, XK_ANY_MOD, "\033Or", +1, 0}, - { XK_KP_Down, XK_ANY_MOD, "\033[B", 0, -1}, - { XK_KP_Down, XK_ANY_MOD, "\033OB", 0, +1}, - { XK_KP_Left, XK_ANY_MOD, "\033Ot", +1, 0}, - { XK_KP_Left, XK_ANY_MOD, "\033[D", 0, -1}, - { XK_KP_Left, XK_ANY_MOD, "\033OD", 0, +1}, - { XK_KP_Right, XK_ANY_MOD, "\033Ov", +1, 0}, - { XK_KP_Right, XK_ANY_MOD, "\033[C", 0, -1}, - { XK_KP_Right, XK_ANY_MOD, "\033OC", 0, +1}, - { XK_KP_Prior, ShiftMask, "\033[5;2~", 0, 0}, - { XK_KP_Prior, XK_ANY_MOD, "\033[5~", 0, 0}, - { XK_KP_Begin, XK_ANY_MOD, "\033[E", 0, 0}, - { XK_KP_End, ControlMask, "\033[J", -1, 0}, - { XK_KP_End, ControlMask, "\033[1;5F", +1, 0}, - { XK_KP_End, ShiftMask, "\033[K", -1, 0}, - { XK_KP_End, ShiftMask, "\033[1;2F", +1, 0}, - { XK_KP_End, XK_ANY_MOD, "\033[4~", 0, 0}, - { XK_KP_Next, ShiftMask, "\033[6;2~", 0, 0}, - { XK_KP_Next, XK_ANY_MOD, "\033[6~", 0, 0}, - { XK_KP_Insert, ShiftMask, "\033[2;2~", +1, 0}, - { XK_KP_Insert, ShiftMask, "\033[4l", -1, 0}, - { XK_KP_Insert, ControlMask, "\033[L", -1, 0}, - { XK_KP_Insert, ControlMask, "\033[2;5~", +1, 0}, - { XK_KP_Insert, XK_ANY_MOD, "\033[4h", -1, 0}, - { XK_KP_Insert, XK_ANY_MOD, "\033[2~", +1, 0}, - { XK_KP_Delete, ControlMask, "\033[M", -1, 0}, - { XK_KP_Delete, ControlMask, "\033[3;5~", +1, 0}, - { XK_KP_Delete, ShiftMask, "\033[2K", -1, 0}, - { XK_KP_Delete, ShiftMask, "\033[3;2~", +1, 0}, - { XK_KP_Delete, XK_ANY_MOD, "\033[P", -1, 0}, - { XK_KP_Delete, XK_ANY_MOD, "\033[3~", +1, 0}, - { XK_KP_Multiply, XK_ANY_MOD, "\033Oj", +2, 0}, - { XK_KP_Add, XK_ANY_MOD, "\033Ok", +2, 0}, - { XK_KP_Enter, XK_ANY_MOD, "\033OM", +2, 0}, - { XK_KP_Enter, XK_ANY_MOD, "\r", -1, 0}, - { XK_KP_Subtract, XK_ANY_MOD, "\033Om", +2, 0}, - { XK_KP_Decimal, XK_ANY_MOD, "\033On", +2, 0}, - { XK_KP_Divide, XK_ANY_MOD, "\033Oo", +2, 0}, - { XK_KP_0, XK_ANY_MOD, "\033Op", +2, 0}, - { XK_KP_1, XK_ANY_MOD, "\033Oq", +2, 0}, - { XK_KP_2, XK_ANY_MOD, "\033Or", +2, 0}, - { XK_KP_3, XK_ANY_MOD, "\033Os", +2, 0}, - { XK_KP_4, XK_ANY_MOD, "\033Ot", +2, 0}, - { XK_KP_5, XK_ANY_MOD, "\033Ou", +2, 0}, - { XK_KP_6, XK_ANY_MOD, "\033Ov", +2, 0}, - { XK_KP_7, XK_ANY_MOD, "\033Ow", +2, 0}, - { XK_KP_8, XK_ANY_MOD, "\033Ox", +2, 0}, - { XK_KP_9, XK_ANY_MOD, "\033Oy", +2, 0}, - { XK_Up, ShiftMask, "\033[1;2A", 0, 0}, - { XK_Up, Mod1Mask, "\033[1;3A", 0, 0}, - { XK_Up, ShiftMask|Mod1Mask,"\033[1;4A", 0, 0}, - { XK_Up, ControlMask, "\033[1;5A", 0, 0}, - { XK_Up, ShiftMask|ControlMask,"\033[1;6A", 0, 0}, - { XK_Up, ControlMask|Mod1Mask,"\033[1;7A", 0, 0}, - { XK_Up,ShiftMask|ControlMask|Mod1Mask,"\033[1;8A", 0, 0}, - { XK_Up, XK_ANY_MOD, "\033[A", 0, -1}, - { XK_Up, XK_ANY_MOD, "\033OA", 0, +1}, - { XK_Down, ShiftMask, "\033[1;2B", 0, 0}, - { XK_Down, Mod1Mask, "\033[1;3B", 0, 0}, - { XK_Down, ShiftMask|Mod1Mask,"\033[1;4B", 0, 0}, - { XK_Down, ControlMask, "\033[1;5B", 0, 0}, - { XK_Down, ShiftMask|ControlMask,"\033[1;6B", 0, 0}, - { XK_Down, ControlMask|Mod1Mask,"\033[1;7B", 0, 0}, - { XK_Down,ShiftMask|ControlMask|Mod1Mask,"\033[1;8B",0, 0}, - { XK_Down, XK_ANY_MOD, "\033[B", 0, -1}, - { XK_Down, XK_ANY_MOD, "\033OB", 0, +1}, - { XK_Left, ShiftMask, "\033[1;2D", 0, 0}, - { XK_Left, Mod1Mask, "\033[1;3D", 0, 0}, - { XK_Left, ShiftMask|Mod1Mask,"\033[1;4D", 0, 0}, - { XK_Left, ControlMask, "\033[1;5D", 0, 0}, - { XK_Left, ShiftMask|ControlMask,"\033[1;6D", 0, 0}, - { XK_Left, ControlMask|Mod1Mask,"\033[1;7D", 0, 0}, - { XK_Left,ShiftMask|ControlMask|Mod1Mask,"\033[1;8D",0, 0}, - { XK_Left, XK_ANY_MOD, "\033[D", 0, -1}, - { XK_Left, XK_ANY_MOD, "\033OD", 0, +1}, - { XK_Right, ShiftMask, "\033[1;2C", 0, 0}, - { XK_Right, Mod1Mask, "\033[1;3C", 0, 0}, - { XK_Right, ShiftMask|Mod1Mask,"\033[1;4C", 0, 0}, - { XK_Right, ControlMask, "\033[1;5C", 0, 0}, - { XK_Right, ShiftMask|ControlMask,"\033[1;6C", 0, 0}, - { XK_Right, ControlMask|Mod1Mask,"\033[1;7C", 0, 0}, - { XK_Right,ShiftMask|ControlMask|Mod1Mask,"\033[1;8C",0, 0}, - { XK_Right, XK_ANY_MOD, "\033[C", 0, -1}, - { XK_Right, XK_ANY_MOD, "\033OC", 0, +1}, - { XK_ISO_Left_Tab, ShiftMask, "\033[Z", 0, 0}, - { XK_Return, Mod1Mask, "\033\r", 0, 0}, - { XK_Return, XK_ANY_MOD, "\r", 0, 0}, - { XK_Insert, ShiftMask, "\033[4l", -1, 0}, - { XK_Insert, ShiftMask, "\033[2;2~", +1, 0}, - { XK_Insert, ControlMask, "\033[L", -1, 0}, - { XK_Insert, ControlMask, "\033[2;5~", +1, 0}, - { XK_Insert, XK_ANY_MOD, "\033[4h", -1, 0}, - { XK_Insert, XK_ANY_MOD, "\033[2~", +1, 0}, - { XK_Delete, ControlMask, "\033[M", -1, 0}, - { XK_Delete, ControlMask, "\033[3;5~", +1, 0}, - { XK_Delete, ShiftMask, "\033[2K", -1, 0}, - { XK_Delete, ShiftMask, "\033[3;2~", +1, 0}, - { XK_Delete, XK_ANY_MOD, "\033[P", -1, 0}, - { XK_Delete, XK_ANY_MOD, "\033[3~", +1, 0}, - { XK_BackSpace, XK_NO_MOD, "\177", 0, 0}, - { XK_BackSpace, Mod1Mask, "\033\177", 0, 0}, - { XK_Home, ShiftMask, "\033[2J", 0, -1}, - { XK_Home, ShiftMask, "\033[1;2H", 0, +1}, - { XK_Home, XK_ANY_MOD, "\033[H", 0, -1}, - { XK_Home, XK_ANY_MOD, "\033[1~", 0, +1}, - { XK_End, ControlMask, "\033[J", -1, 0}, - { XK_End, ControlMask, "\033[1;5F", +1, 0}, - { XK_End, ShiftMask, "\033[K", -1, 0}, - { XK_End, ShiftMask, "\033[1;2F", +1, 0}, - { XK_End, XK_ANY_MOD, "\033[4~", 0, 0}, - { XK_Prior, ControlMask, "\033[5;5~", 0, 0}, - { XK_Prior, ShiftMask, "\033[5;2~", 0, 0}, - { XK_Prior, XK_ANY_MOD, "\033[5~", 0, 0}, - { XK_Next, ControlMask, "\033[6;5~", 0, 0}, - { XK_Next, ShiftMask, "\033[6;2~", 0, 0}, - { XK_Next, XK_ANY_MOD, "\033[6~", 0, 0}, - { XK_F1, XK_NO_MOD, "\033OP" , 0, 0}, - { XK_F1, /* F13 */ ShiftMask, "\033[1;2P", 0, 0}, - { XK_F1, /* F25 */ ControlMask, "\033[1;5P", 0, 0}, - { XK_F1, /* F37 */ Mod4Mask, "\033[1;6P", 0, 0}, - { XK_F1, /* F49 */ Mod1Mask, "\033[1;3P", 0, 0}, - { XK_F1, /* F61 */ Mod3Mask, "\033[1;4P", 0, 0}, - { XK_F2, XK_NO_MOD, "\033OQ" , 0, 0}, - { XK_F2, /* F14 */ ShiftMask, "\033[1;2Q", 0, 0}, - { XK_F2, /* F26 */ ControlMask, "\033[1;5Q", 0, 0}, - { XK_F2, /* F38 */ Mod4Mask, "\033[1;6Q", 0, 0}, - { XK_F2, /* F50 */ Mod1Mask, "\033[1;3Q", 0, 0}, - { XK_F2, /* F62 */ Mod3Mask, "\033[1;4Q", 0, 0}, - { XK_F3, XK_NO_MOD, "\033OR" , 0, 0}, - { XK_F3, /* F15 */ ShiftMask, "\033[1;2R", 0, 0}, - { XK_F3, /* F27 */ ControlMask, "\033[1;5R", 0, 0}, - { XK_F3, /* F39 */ Mod4Mask, "\033[1;6R", 0, 0}, - { XK_F3, /* F51 */ Mod1Mask, "\033[1;3R", 0, 0}, - { XK_F3, /* F63 */ Mod3Mask, "\033[1;4R", 0, 0}, - { XK_F4, XK_NO_MOD, "\033OS" , 0, 0}, - { XK_F4, /* F16 */ ShiftMask, "\033[1;2S", 0, 0}, - { XK_F4, /* F28 */ ControlMask, "\033[1;5S", 0, 0}, - { XK_F4, /* F40 */ Mod4Mask, "\033[1;6S", 0, 0}, - { XK_F4, /* F52 */ Mod1Mask, "\033[1;3S", 0, 0}, - { XK_F5, XK_NO_MOD, "\033[15~", 0, 0}, - { XK_F5, /* F17 */ ShiftMask, "\033[15;2~", 0, 0}, - { XK_F5, /* F29 */ ControlMask, "\033[15;5~", 0, 0}, - { XK_F5, /* F41 */ Mod4Mask, "\033[15;6~", 0, 0}, - { XK_F5, /* F53 */ Mod1Mask, "\033[15;3~", 0, 0}, - { XK_F6, XK_NO_MOD, "\033[17~", 0, 0}, - { XK_F6, /* F18 */ ShiftMask, "\033[17;2~", 0, 0}, - { XK_F6, /* F30 */ ControlMask, "\033[17;5~", 0, 0}, - { XK_F6, /* F42 */ Mod4Mask, "\033[17;6~", 0, 0}, - { XK_F6, /* F54 */ Mod1Mask, "\033[17;3~", 0, 0}, - { XK_F7, XK_NO_MOD, "\033[18~", 0, 0}, - { XK_F7, /* F19 */ ShiftMask, "\033[18;2~", 0, 0}, - { XK_F7, /* F31 */ ControlMask, "\033[18;5~", 0, 0}, - { XK_F7, /* F43 */ Mod4Mask, "\033[18;6~", 0, 0}, - { XK_F7, /* F55 */ Mod1Mask, "\033[18;3~", 0, 0}, - { XK_F8, XK_NO_MOD, "\033[19~", 0, 0}, - { XK_F8, /* F20 */ ShiftMask, "\033[19;2~", 0, 0}, - { XK_F8, /* F32 */ ControlMask, "\033[19;5~", 0, 0}, - { XK_F8, /* F44 */ Mod4Mask, "\033[19;6~", 0, 0}, - { XK_F8, /* F56 */ Mod1Mask, "\033[19;3~", 0, 0}, - { XK_F9, XK_NO_MOD, "\033[20~", 0, 0}, - { XK_F9, /* F21 */ ShiftMask, "\033[20;2~", 0, 0}, - { XK_F9, /* F33 */ ControlMask, "\033[20;5~", 0, 0}, - { XK_F9, /* F45 */ Mod4Mask, "\033[20;6~", 0, 0}, - { XK_F9, /* F57 */ Mod1Mask, "\033[20;3~", 0, 0}, - { XK_F10, XK_NO_MOD, "\033[21~", 0, 0}, - { XK_F10, /* F22 */ ShiftMask, "\033[21;2~", 0, 0}, - { XK_F10, /* F34 */ ControlMask, "\033[21;5~", 0, 0}, - { XK_F10, /* F46 */ Mod4Mask, "\033[21;6~", 0, 0}, - { XK_F10, /* F58 */ Mod1Mask, "\033[21;3~", 0, 0}, - { XK_F11, XK_NO_MOD, "\033[23~", 0, 0}, - { XK_F11, /* F23 */ ShiftMask, "\033[23;2~", 0, 0}, - { XK_F11, /* F35 */ ControlMask, "\033[23;5~", 0, 0}, - { XK_F11, /* F47 */ Mod4Mask, "\033[23;6~", 0, 0}, - { XK_F11, /* F59 */ Mod1Mask, "\033[23;3~", 0, 0}, - { XK_F12, XK_NO_MOD, "\033[24~", 0, 0}, - { XK_F12, /* F24 */ ShiftMask, "\033[24;2~", 0, 0}, - { XK_F12, /* F36 */ ControlMask, "\033[24;5~", 0, 0}, - { XK_F12, /* F48 */ Mod4Mask, "\033[24;6~", 0, 0}, - { XK_F12, /* F60 */ Mod1Mask, "\033[24;3~", 0, 0}, - { XK_F13, XK_NO_MOD, "\033[1;2P", 0, 0}, - { XK_F14, XK_NO_MOD, "\033[1;2Q", 0, 0}, - { XK_F15, XK_NO_MOD, "\033[1;2R", 0, 0}, - { XK_F16, XK_NO_MOD, "\033[1;2S", 0, 0}, - { XK_F17, XK_NO_MOD, "\033[15;2~", 0, 0}, - { XK_F18, XK_NO_MOD, "\033[17;2~", 0, 0}, - { XK_F19, XK_NO_MOD, "\033[18;2~", 0, 0}, - { XK_F20, XK_NO_MOD, "\033[19;2~", 0, 0}, - { XK_F21, XK_NO_MOD, "\033[20;2~", 0, 0}, - { XK_F22, XK_NO_MOD, "\033[21;2~", 0, 0}, - { XK_F23, XK_NO_MOD, "\033[23;2~", 0, 0}, - { XK_F24, XK_NO_MOD, "\033[24;2~", 0, 0}, - { XK_F25, XK_NO_MOD, "\033[1;5P", 0, 0}, - { XK_F26, XK_NO_MOD, "\033[1;5Q", 0, 0}, - { XK_F27, XK_NO_MOD, "\033[1;5R", 0, 0}, - { XK_F28, XK_NO_MOD, "\033[1;5S", 0, 0}, - { XK_F29, XK_NO_MOD, "\033[15;5~", 0, 0}, - { XK_F30, XK_NO_MOD, "\033[17;5~", 0, 0}, - { XK_F31, XK_NO_MOD, "\033[18;5~", 0, 0}, - { XK_F32, XK_NO_MOD, "\033[19;5~", 0, 0}, - { XK_F33, XK_NO_MOD, "\033[20;5~", 0, 0}, - { XK_F34, XK_NO_MOD, "\033[21;5~", 0, 0}, - { XK_F35, XK_NO_MOD, "\033[23;5~", 0, 0}, + /* keysym mask string appkey appcursor */ + { XK_KP_Home, ShiftMask, "\033[2J", 0, -1}, + { XK_KP_Home, ShiftMask, "\033[1;2H", 0, +1}, + { XK_KP_Home, XK_ANY_MOD, "\033[H", 0, -1}, + { XK_KP_Home, XK_ANY_MOD, "\033[1~", 0, +1}, + { XK_KP_Up, XK_ANY_MOD, "\033Ox", +1, 0}, + { XK_KP_Up, XK_ANY_MOD, "\033[A", 0, -1}, + { XK_KP_Up, XK_ANY_MOD, "\033OA", 0, +1}, + { XK_KP_Down, XK_ANY_MOD, "\033Or", +1, 0}, + { XK_KP_Down, XK_ANY_MOD, "\033[B", 0, -1}, + { XK_KP_Down, XK_ANY_MOD, "\033OB", 0, +1}, + { XK_KP_Left, XK_ANY_MOD, "\033Ot", +1, 0}, + { XK_KP_Left, XK_ANY_MOD, "\033[D", 0, -1}, + { XK_KP_Left, XK_ANY_MOD, "\033OD", 0, +1}, + { XK_KP_Right, XK_ANY_MOD, "\033Ov", +1, 0}, + { XK_KP_Right, XK_ANY_MOD, "\033[C", 0, -1}, + { XK_KP_Right, XK_ANY_MOD, "\033OC", 0, +1}, + { XK_KP_Prior, ShiftMask, "\033[5;2~", 0, 0}, + { XK_KP_Prior, XK_ANY_MOD, "\033[5~", 0, 0}, + { XK_KP_Begin, XK_ANY_MOD, "\033[E", 0, 0}, + { XK_KP_End, ControlMask, "\033[J", -1, 0}, + { XK_KP_End, ControlMask, "\033[1;5F", +1, 0}, + { XK_KP_End, ShiftMask, "\033[K", -1, 0}, + { XK_KP_End, ShiftMask, "\033[1;2F", +1, 0}, + { XK_KP_End, XK_ANY_MOD, "\033[4~", 0, 0}, + { XK_KP_Next, ShiftMask, "\033[6;2~", 0, 0}, + { XK_KP_Next, XK_ANY_MOD, "\033[6~", 0, 0}, + { XK_KP_Insert, ShiftMask, "\033[2;2~", +1, 0}, + { XK_KP_Insert, ShiftMask, "\033[4l", -1, 0}, + { XK_KP_Insert, ControlMask, "\033[L", -1, 0}, + { XK_KP_Insert, ControlMask, "\033[2;5~", +1, 0}, + { XK_KP_Insert, XK_ANY_MOD, "\033[4h", -1, 0}, + { XK_KP_Insert, XK_ANY_MOD, "\033[2~", +1, 0}, + { XK_KP_Delete, ControlMask, "\033[M", -1, 0}, + { XK_KP_Delete, ControlMask, "\033[3;5~", +1, 0}, + { XK_KP_Delete, ShiftMask, "\033[2K", -1, 0}, + { XK_KP_Delete, ShiftMask, "\033[3;2~", +1, 0}, + { XK_KP_Delete, XK_ANY_MOD, "\033[P", -1, 0}, + { XK_KP_Delete, XK_ANY_MOD, "\033[3~", +1, 0}, + { XK_KP_Multiply, XK_ANY_MOD, "\033Oj", +2, 0}, + { XK_KP_Add, XK_ANY_MOD, "\033Ok", +2, 0}, + { XK_KP_Enter, XK_ANY_MOD, "\033OM", +2, 0}, + { XK_KP_Enter, XK_ANY_MOD, "\r", -1, 0}, + { XK_KP_Subtract, XK_ANY_MOD, "\033Om", +2, 0}, + { XK_KP_Decimal, XK_ANY_MOD, "\033On", +2, 0}, + { XK_KP_Divide, XK_ANY_MOD, "\033Oo", +2, 0}, + { XK_KP_0, XK_ANY_MOD, "\033Op", +2, 0}, + { XK_KP_1, XK_ANY_MOD, "\033Oq", +2, 0}, + { XK_KP_2, XK_ANY_MOD, "\033Or", +2, 0}, + { XK_KP_3, XK_ANY_MOD, "\033Os", +2, 0}, + { XK_KP_4, XK_ANY_MOD, "\033Ot", +2, 0}, + { XK_KP_5, XK_ANY_MOD, "\033Ou", +2, 0}, + { XK_KP_6, XK_ANY_MOD, "\033Ov", +2, 0}, + { XK_KP_7, XK_ANY_MOD, "\033Ow", +2, 0}, + { XK_KP_8, XK_ANY_MOD, "\033Ox", +2, 0}, + { XK_KP_9, XK_ANY_MOD, "\033Oy", +2, 0}, + { XK_Up, ShiftMask, "\033[1;2A", 0, 0}, + { XK_Up, Mod1Mask, "\033[1;3A", 0, 0}, + { XK_Up, ShiftMask|Mod1Mask,"\033[1;4A", 0, 0}, + { XK_Up, ControlMask, "\033[1;5A", 0, 0}, + { XK_Up, ShiftMask|ControlMask,"\033[1;6A", 0, 0}, + { XK_Up, ControlMask|Mod1Mask,"\033[1;7A", 0, 0}, + { XK_Up,ShiftMask|ControlMask|Mod1Mask,"\033[1;8A", 0, 0}, + { XK_Up, XK_ANY_MOD, "\033[A", 0, -1}, + { XK_Up, XK_ANY_MOD, "\033OA", 0, +1}, + { XK_Down, ShiftMask, "\033[1;2B", 0, 0}, + { XK_Down, Mod1Mask, "\033[1;3B", 0, 0}, + { XK_Down, ShiftMask|Mod1Mask,"\033[1;4B", 0, 0}, + { XK_Down, ControlMask, "\033[1;5B", 0, 0}, + { XK_Down, ShiftMask|ControlMask,"\033[1;6B", 0, 0}, + { XK_Down, ControlMask|Mod1Mask,"\033[1;7B", 0, 0}, + { XK_Down,ShiftMask|ControlMask|Mod1Mask,"\033[1;8B",0, 0}, + { XK_Down, XK_ANY_MOD, "\033[B", 0, -1}, + { XK_Down, XK_ANY_MOD, "\033OB", 0, +1}, + { XK_Left, ShiftMask, "\033[1;2D", 0, 0}, + { XK_Left, Mod1Mask, "\033[1;3D", 0, 0}, + { XK_Left, ShiftMask|Mod1Mask,"\033[1;4D", 0, 0}, + { XK_Left, ControlMask, "\033[1;5D", 0, 0}, + { XK_Left, ShiftMask|ControlMask,"\033[1;6D", 0, 0}, + { XK_Left, ControlMask|Mod1Mask,"\033[1;7D", 0, 0}, + { XK_Left,ShiftMask|ControlMask|Mod1Mask,"\033[1;8D",0, 0}, + { XK_Left, XK_ANY_MOD, "\033[D", 0, -1}, + { XK_Left, XK_ANY_MOD, "\033OD", 0, +1}, + { XK_Right, ShiftMask, "\033[1;2C", 0, 0}, + { XK_Right, Mod1Mask, "\033[1;3C", 0, 0}, + { XK_Right, ShiftMask|Mod1Mask,"\033[1;4C", 0, 0}, + { XK_Right, ControlMask, "\033[1;5C", 0, 0}, + { XK_Right, ShiftMask|ControlMask,"\033[1;6C", 0, 0}, + { XK_Right, ControlMask|Mod1Mask,"\033[1;7C", 0, 0}, + { XK_Right,ShiftMask|ControlMask|Mod1Mask,"\033[1;8C",0, 0}, + { XK_Right, XK_ANY_MOD, "\033[C", 0, -1}, + { XK_Right, XK_ANY_MOD, "\033OC", 0, +1}, + { XK_ISO_Left_Tab, ShiftMask, "\033[Z", 0, 0}, + { XK_Return, Mod1Mask, "\033\r", 0, 0}, + { XK_Return, XK_ANY_MOD, "\r", 0, 0}, + { XK_Insert, ShiftMask, "\033[4l", -1, 0}, + { XK_Insert, ShiftMask, "\033[2;2~", +1, 0}, + { XK_Insert, ControlMask, "\033[L", -1, 0}, + { XK_Insert, ControlMask, "\033[2;5~", +1, 0}, + { XK_Insert, XK_ANY_MOD, "\033[4h", -1, 0}, + { XK_Insert, XK_ANY_MOD, "\033[2~", +1, 0}, + { XK_Delete, ControlMask, "\033[M", -1, 0}, + { XK_Delete, ControlMask, "\033[3;5~", +1, 0}, + { XK_Delete, ShiftMask, "\033[2K", -1, 0}, + { XK_Delete, ShiftMask, "\033[3;2~", +1, 0}, + { XK_Delete, XK_ANY_MOD, "\033[P", -1, 0}, + { XK_Delete, XK_ANY_MOD, "\033[3~", +1, 0}, + { XK_BackSpace, XK_NO_MOD, "\177", 0, 0}, + { XK_BackSpace, Mod1Mask, "\033\177", 0, 0}, + { XK_Home, ShiftMask, "\033[2J", 0, -1}, + { XK_Home, ShiftMask, "\033[1;2H", 0, +1}, + { XK_Home, XK_ANY_MOD, "\033[H", 0, -1}, + { XK_Home, XK_ANY_MOD, "\033[1~", 0, +1}, + { XK_End, ControlMask, "\033[J", -1, 0}, + { XK_End, ControlMask, "\033[1;5F", +1, 0}, + { XK_End, ShiftMask, "\033[K", -1, 0}, + { XK_End, ShiftMask, "\033[1;2F", +1, 0}, + { XK_End, XK_ANY_MOD, "\033[4~", 0, 0}, + { XK_Prior, ControlMask, "\033[5;5~", 0, 0}, + { XK_Prior, ShiftMask, "\033[5;2~", 0, 0}, + { XK_Prior, XK_ANY_MOD, "\033[5~", 0, 0}, + { XK_Next, ControlMask, "\033[6;5~", 0, 0}, + { XK_Next, ShiftMask, "\033[6;2~", 0, 0}, + { XK_Next, XK_ANY_MOD, "\033[6~", 0, 0}, + { XK_F1, XK_NO_MOD, "\033OP" , 0, 0}, + { XK_F1, /* F13 */ ShiftMask, "\033[1;2P", 0, 0}, + { XK_F1, /* F25 */ ControlMask, "\033[1;5P", 0, 0}, + { XK_F1, /* F37 */ Mod4Mask, "\033[1;6P", 0, 0}, + { XK_F1, /* F49 */ Mod1Mask, "\033[1;3P", 0, 0}, + { XK_F1, /* F61 */ Mod3Mask, "\033[1;4P", 0, 0}, + { XK_F2, XK_NO_MOD, "\033OQ" , 0, 0}, + { XK_F2, /* F14 */ ShiftMask, "\033[1;2Q", 0, 0}, + { XK_F2, /* F26 */ ControlMask, "\033[1;5Q", 0, 0}, + { XK_F2, /* F38 */ Mod4Mask, "\033[1;6Q", 0, 0}, + { XK_F2, /* F50 */ Mod1Mask, "\033[1;3Q", 0, 0}, + { XK_F2, /* F62 */ Mod3Mask, "\033[1;4Q", 0, 0}, + { XK_F3, XK_NO_MOD, "\033OR" , 0, 0}, + { XK_F3, /* F15 */ ShiftMask, "\033[1;2R", 0, 0}, + { XK_F3, /* F27 */ ControlMask, "\033[1;5R", 0, 0}, + { XK_F3, /* F39 */ Mod4Mask, "\033[1;6R", 0, 0}, + { XK_F3, /* F51 */ Mod1Mask, "\033[1;3R", 0, 0}, + { XK_F3, /* F63 */ Mod3Mask, "\033[1;4R", 0, 0}, + { XK_F4, XK_NO_MOD, "\033OS" , 0, 0}, + { XK_F4, /* F16 */ ShiftMask, "\033[1;2S", 0, 0}, + { XK_F4, /* F28 */ ControlMask, "\033[1;5S", 0, 0}, + { XK_F4, /* F40 */ Mod4Mask, "\033[1;6S", 0, 0}, + { XK_F4, /* F52 */ Mod1Mask, "\033[1;3S", 0, 0}, + { XK_F5, XK_NO_MOD, "\033[15~", 0, 0}, + { XK_F5, /* F17 */ ShiftMask, "\033[15;2~", 0, 0}, + { XK_F5, /* F29 */ ControlMask, "\033[15;5~", 0, 0}, + { XK_F5, /* F41 */ Mod4Mask, "\033[15;6~", 0, 0}, + { XK_F5, /* F53 */ Mod1Mask, "\033[15;3~", 0, 0}, + { XK_F6, XK_NO_MOD, "\033[17~", 0, 0}, + { XK_F6, /* F18 */ ShiftMask, "\033[17;2~", 0, 0}, + { XK_F6, /* F30 */ ControlMask, "\033[17;5~", 0, 0}, + { XK_F6, /* F42 */ Mod4Mask, "\033[17;6~", 0, 0}, + { XK_F6, /* F54 */ Mod1Mask, "\033[17;3~", 0, 0}, + { XK_F7, XK_NO_MOD, "\033[18~", 0, 0}, + { XK_F7, /* F19 */ ShiftMask, "\033[18;2~", 0, 0}, + { XK_F7, /* F31 */ ControlMask, "\033[18;5~", 0, 0}, + { XK_F7, /* F43 */ Mod4Mask, "\033[18;6~", 0, 0}, + { XK_F7, /* F55 */ Mod1Mask, "\033[18;3~", 0, 0}, + { XK_F8, XK_NO_MOD, "\033[19~", 0, 0}, + { XK_F8, /* F20 */ ShiftMask, "\033[19;2~", 0, 0}, + { XK_F8, /* F32 */ ControlMask, "\033[19;5~", 0, 0}, + { XK_F8, /* F44 */ Mod4Mask, "\033[19;6~", 0, 0}, + { XK_F8, /* F56 */ Mod1Mask, "\033[19;3~", 0, 0}, + { XK_F9, XK_NO_MOD, "\033[20~", 0, 0}, + { XK_F9, /* F21 */ ShiftMask, "\033[20;2~", 0, 0}, + { XK_F9, /* F33 */ ControlMask, "\033[20;5~", 0, 0}, + { XK_F9, /* F45 */ Mod4Mask, "\033[20;6~", 0, 0}, + { XK_F9, /* F57 */ Mod1Mask, "\033[20;3~", 0, 0}, + { XK_F10, XK_NO_MOD, "\033[21~", 0, 0}, + { XK_F10, /* F22 */ ShiftMask, "\033[21;2~", 0, 0}, + { XK_F10, /* F34 */ ControlMask, "\033[21;5~", 0, 0}, + { XK_F10, /* F46 */ Mod4Mask, "\033[21;6~", 0, 0}, + { XK_F10, /* F58 */ Mod1Mask, "\033[21;3~", 0, 0}, + { XK_F11, XK_NO_MOD, "\033[23~", 0, 0}, + { XK_F11, /* F23 */ ShiftMask, "\033[23;2~", 0, 0}, + { XK_F11, /* F35 */ ControlMask, "\033[23;5~", 0, 0}, + { XK_F11, /* F47 */ Mod4Mask, "\033[23;6~", 0, 0}, + { XK_F11, /* F59 */ Mod1Mask, "\033[23;3~", 0, 0}, + { XK_F12, XK_NO_MOD, "\033[24~", 0, 0}, + { XK_F12, /* F24 */ ShiftMask, "\033[24;2~", 0, 0}, + { XK_F12, /* F36 */ ControlMask, "\033[24;5~", 0, 0}, + { XK_F12, /* F48 */ Mod4Mask, "\033[24;6~", 0, 0}, + { XK_F12, /* F60 */ Mod1Mask, "\033[24;3~", 0, 0}, + { XK_F13, XK_NO_MOD, "\033[1;2P", 0, 0}, + { XK_F14, XK_NO_MOD, "\033[1;2Q", 0, 0}, + { XK_F15, XK_NO_MOD, "\033[1;2R", 0, 0}, + { XK_F16, XK_NO_MOD, "\033[1;2S", 0, 0}, + { XK_F17, XK_NO_MOD, "\033[15;2~", 0, 0}, + { XK_F18, XK_NO_MOD, "\033[17;2~", 0, 0}, + { XK_F19, XK_NO_MOD, "\033[18;2~", 0, 0}, + { XK_F20, XK_NO_MOD, "\033[19;2~", 0, 0}, + { XK_F21, XK_NO_MOD, "\033[20;2~", 0, 0}, + { XK_F22, XK_NO_MOD, "\033[21;2~", 0, 0}, + { XK_F23, XK_NO_MOD, "\033[23;2~", 0, 0}, + { XK_F24, XK_NO_MOD, "\033[24;2~", 0, 0}, + { XK_F25, XK_NO_MOD, "\033[1;5P", 0, 0}, + { XK_F26, XK_NO_MOD, "\033[1;5Q", 0, 0}, + { XK_F27, XK_NO_MOD, "\033[1;5R", 0, 0}, + { XK_F28, XK_NO_MOD, "\033[1;5S", 0, 0}, + { XK_F29, XK_NO_MOD, "\033[15;5~", 0, 0}, + { XK_F30, XK_NO_MOD, "\033[17;5~", 0, 0}, + { XK_F31, XK_NO_MOD, "\033[18;5~", 0, 0}, + { XK_F32, XK_NO_MOD, "\033[19;5~", 0, 0}, + { XK_F33, XK_NO_MOD, "\033[20;5~", 0, 0}, + { XK_F34, XK_NO_MOD, "\033[21;5~", 0, 0}, + { XK_F35, XK_NO_MOD, "\033[23;5~", 0, 0}, }; /* @@ -428,7 +428,7 @@ static Key key[] = { * If no match is found, regular selection is used. */ static uint selmasks[] = { - [SEL_RECTANGULAR] = Mod1Mask, + [SEL_RECTANGULAR] = Mod1Mask, }; /* @@ -436,6 +436,6 @@ static uint selmasks[] = { * of single wide characters. */ static char ascii_printable[] = - " !\"#$%&'()*+,-./0123456789:;<=>?" - "@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_" - "`abcdefghijklmnopqrstuvwxyz{|}~"; + " !\"#$%&'()*+,-./0123456789:;<=>?" + "@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_" + "`abcdefghijklmnopqrstuvwxyz{|}~"; @@ -38,130 +38,130 @@ #define HISTSIZE 2000 /* macros */ -#define IS_SET(flag) ((term.mode & (flag)) != 0) -#define ISCONTROLC0(c) (BETWEEN(c, 0, 0x1f) || (c) == 0x7f) -#define ISCONTROLC1(c) (BETWEEN(c, 0x80, 0x9f)) -#define ISCONTROL(c) (ISCONTROLC0(c) || ISCONTROLC1(c)) -#define ISDELIM(u) (u && wcschr(worddelimiters, u)) -#define TLINE(y) ((y) < term.scr ? term.hist[((y) + term.histi - \ - term.scr + HISTSIZE + 1) % HISTSIZE] : \ - term.line[(y) - term.scr]) +#define IS_SET(flag) ((term.mode & (flag)) != 0) +#define ISCONTROLC0(c) (BETWEEN(c, 0, 0x1f) || (c) == 0x7f) +#define ISCONTROLC1(c) (BETWEEN(c, 0x80, 0x9f)) +#define ISCONTROL(c) (ISCONTROLC0(c) || ISCONTROLC1(c)) +#define ISDELIM(u) (u && wcschr(worddelimiters, u)) +#define TLINE(y) ((y) < term.scr ? term.hist[((y) + term.histi - \ + term.scr + HISTSIZE + 1) % HISTSIZE] : \ + term.line[(y) - term.scr]) enum term_mode { - MODE_WRAP = 1 << 0, - MODE_INSERT = 1 << 1, - MODE_ALTSCREEN = 1 << 2, - MODE_CRLF = 1 << 3, - MODE_ECHO = 1 << 4, - MODE_PRINT = 1 << 5, - MODE_UTF8 = 1 << 6, + MODE_WRAP = 1 << 0, + MODE_INSERT = 1 << 1, + MODE_ALTSCREEN = 1 << 2, + MODE_CRLF = 1 << 3, + MODE_ECHO = 1 << 4, + MODE_PRINT = 1 << 5, + MODE_UTF8 = 1 << 6, }; enum cursor_movement { - CURSOR_SAVE, - CURSOR_LOAD + CURSOR_SAVE, + CURSOR_LOAD }; enum cursor_state { - CURSOR_DEFAULT = 0, - CURSOR_WRAPNEXT = 1, - CURSOR_ORIGIN = 2 + CURSOR_DEFAULT = 0, + CURSOR_WRAPNEXT = 1, + CURSOR_ORIGIN = 2 }; enum charset { - CS_GRAPHIC0, - CS_GRAPHIC1, - CS_UK, - CS_USA, - CS_MULTI, - CS_GER, - CS_FIN + CS_GRAPHIC0, + CS_GRAPHIC1, + CS_UK, + CS_USA, + CS_MULTI, + CS_GER, + CS_FIN }; enum escape_state { - ESC_START = 1, - ESC_CSI = 2, - ESC_STR = 4, /* DCS, OSC, PM, APC */ - ESC_ALTCHARSET = 8, - ESC_STR_END = 16, /* a final string was encountered */ - ESC_TEST = 32, /* Enter in test mode */ - ESC_UTF8 = 64, + ESC_START = 1, + ESC_CSI = 2, + ESC_STR = 4, /* DCS, OSC, PM, APC */ + ESC_ALTCHARSET = 8, + ESC_STR_END = 16, /* a final string was encountered */ + ESC_TEST = 32, /* Enter in test mode */ + ESC_UTF8 = 64, }; typedef struct { - Glyph attr; /* current char attributes */ - int x; - int y; - char state; + Glyph attr; /* current char attributes */ + int x; + int y; + char state; } TCursor; typedef struct { - int mode; - int type; - int snap; - /* - * Selection variables: - * nb – normalized coordinates of the beginning of the selection - * ne – normalized coordinates of the end of the selection - * ob – original coordinates of the beginning of the selection - * oe – original coordinates of the end of the selection - */ - struct { - int x, y; - } nb, ne, ob, oe; - - int alt; + int mode; + int type; + int snap; + /* + * Selection variables: + * nb – normalized coordinates of the beginning of the selection + * ne – normalized coordinates of the end of the selection + * ob – original coordinates of the beginning of the selection + * oe – original coordinates of the end of the selection + */ + struct { + int x, y; + } nb, ne, ob, oe; + + int alt; } Selection; /* Internal representation of the screen */ typedef struct { - int row; /* nb row */ - int col; /* nb col */ - Line *line; /* screen */ - Line *alt; /* alternate screen */ - Line hist[HISTSIZE]; /* history buffer */ - int histi; /* history index */ - int scr; /* scroll back */ - int *dirty; /* dirtyness of lines */ - TCursor c; /* cursor */ - int ocx; /* old cursor col */ - int ocy; /* old cursor row */ - int top; /* top scroll limit */ - int bot; /* bottom scroll limit */ - int mode; /* terminal mode flags */ - int esc; /* escape state flags */ - char trantbl[4]; /* charset table translation */ - int charset; /* current charset */ - int icharset; /* selected charset for sequence */ - int *tabs; - Rune lastc; /* last printed char outside of sequence, 0 if control */ + int row; /* nb row */ + int col; /* nb col */ + Line *line; /* screen */ + Line *alt; /* alternate screen */ + Line hist[HISTSIZE]; /* history buffer */ + int histi; /* history index */ + int scr; /* scroll back */ + int *dirty; /* dirtyness of lines */ + TCursor c; /* cursor */ + int ocx; /* old cursor col */ + int ocy; /* old cursor row */ + int top; /* top scroll limit */ + int bot; /* bottom scroll limit */ + int mode; /* terminal mode flags */ + int esc; /* escape state flags */ + char trantbl[4]; /* charset table translation */ + int charset; /* current charset */ + int icharset; /* selected charset for sequence */ + int *tabs; + Rune lastc; /* last printed char outside of sequence, 0 if control */ } Term; /* CSI Escape sequence structs */ /* ESC '[' [[ [<priv>] <arg> [;]] <mode> [<mode>]] */ typedef struct { - char buf[ESC_BUF_SIZ]; /* raw string */ - size_t len; /* raw string length */ - char priv; - int arg[ESC_ARG_SIZ]; - int narg; /* nb of args */ - char mode[2]; + char buf[ESC_BUF_SIZ]; /* raw string */ + size_t len; /* raw string length */ + char priv; + int arg[ESC_ARG_SIZ]; + int narg; /* nb of args */ + char mode[2]; } CSIEscape; /* STR Escape sequence structs */ /* ESC type [[ [<priv>] <arg> [;]] <mode>] ESC '\' */ typedef struct { - char type; /* ESC type ... */ - char *buf; /* allocated raw string */ - size_t siz; /* allocation size */ - size_t len; /* raw string length */ - char *args[STR_ARG_SIZ]; - int narg; /* nb of args */ + char type; /* ESC type ... */ + char *buf; /* allocated raw string */ + size_t siz; /* allocation size */ + size_t len; /* raw string length */ + char *args[STR_ARG_SIZ]; + int narg; /* nb of args */ } STREscape; typedef struct { - int state; - size_t length; + int state; + size_t length; } URLdfa; static void execsh(char *, char **); @@ -248,2092 +248,2092 @@ static const Rune utfmax[UTF_SIZ + 1] = {0x10FFFF, 0x7F, 0x7FF, 0xFFFF, 0x10FFFF ssize_t xwrite(int fd, const char *s, size_t len) { - size_t aux = len; - ssize_t r; + size_t aux = len; + ssize_t r; - while (len > 0) { - r = write(fd, s, len); - if (r < 0) - return r; - len -= r; - s += r; - } + while (len > 0) { + r = write(fd, s, len); + if (r < 0) + return r; + len -= r; + s += r; + } - return aux; + return aux; } void * xmalloc(size_t len) { - void *p; + void *p; - if (!(p = malloc(len))) - die("malloc: %s\n", strerror(errno)); + if (!(p = malloc(len))) + die("malloc: %s\n", strerror(errno)); - return p; + return p; } void * xrealloc(void *p, size_t len) { - if ((p = realloc(p, len)) == NULL) - die("realloc: %s\n", strerror(errno)); + if ((p = realloc(p, len)) == NULL) + die("realloc: %s\n", strerror(errno)); - return p; + return p; } char * xstrdup(const char *s) { - char *p; + char *p; - if ((p = strdup(s)) == NULL) - die("strdup: %s\n", strerror(errno)); + if ((p = strdup(s)) == NULL) + die("strdup: %s\n", strerror(errno)); - return p; + return p; } size_t utf8decode(const char *c, Rune *u, size_t clen) { - size_t i, j, len, type; - Rune udecoded; + size_t i, j, len, type; + Rune udecoded; - *u = UTF_INVALID; - if (!clen) - return 0; - udecoded = utf8decodebyte(c[0], &len); - if (!BETWEEN(len, 1, UTF_SIZ)) - return 1; - for (i = 1, j = 1; i < clen && j < len; ++i, ++j) { - udecoded = (udecoded << 6) | utf8decodebyte(c[i], &type); - if (type != 0) - return j; - } - if (j < len) - return 0; - *u = udecoded; - utf8validate(u, len); + *u = UTF_INVALID; + if (!clen) + return 0; + udecoded = utf8decodebyte(c[0], &len); + if (!BETWEEN(len, 1, UTF_SIZ)) + return 1; + for (i = 1, j = 1; i < clen && j < len; ++i, ++j) { + udecoded = (udecoded << 6) | utf8decodebyte(c[i], &type); + if (type != 0) + return j; + } + if (j < len) + return 0; + *u = udecoded; + utf8validate(u, len); - return len; + return len; } Rune utf8decodebyte(char c, size_t *i) { - for (*i = 0; *i < LEN(utfmask); ++(*i)) - if (((uchar)c & utfmask[*i]) == utfbyte[*i]) - return (uchar)c & ~utfmask[*i]; + for (*i = 0; *i < LEN(utfmask); ++(*i)) + if (((uchar)c & utfmask[*i]) == utfbyte[*i]) + return (uchar)c & ~utfmask[*i]; - return 0; + return 0; } size_t utf8encode(Rune u, char *c) { - size_t len, i; + size_t len, i; - len = utf8validate(&u, 0); - if (len > UTF_SIZ) - return 0; + len = utf8validate(&u, 0); + if (len > UTF_SIZ) + return 0; - for (i = len - 1; i != 0; --i) { - c[i] = utf8encodebyte(u, 0); - u >>= 6; - } - c[0] = utf8encodebyte(u, len); + for (i = len - 1; i != 0; --i) { + c[i] = utf8encodebyte(u, 0); + u >>= 6; + } + c[0] = utf8encodebyte(u, len); - return len; + return len; } char utf8encodebyte(Rune u, size_t i) { - return utfbyte[i] | (u & ~utfmask[i]); + return utfbyte[i] | (u & ~utfmask[i]); } size_t utf8validate(Rune *u, size_t i) { - if (!BETWEEN(*u, utfmin[i], utfmax[i]) || BETWEEN(*u, 0xD800, 0xDFFF)) - *u = UTF_INVALID; - for (i = 1; *u > utfmax[i]; ++i) - ; + if (!BETWEEN(*u, utfmin[i], utfmax[i]) || BETWEEN(*u, 0xD800, 0xDFFF)) + *u = UTF_INVALID; + for (i = 1; *u > utfmax[i]; ++i) + ; - return i; + return i; } char base64dec_getc(const char **src) { - while (**src && !isprint((unsigned char)**src)) - (*src)++; - return **src ? *((*src)++) : '='; /* emulate padding if string ends */ + while (**src && !isprint((unsigned char)**src)) + (*src)++; + return **src ? *((*src)++) : '='; /* emulate padding if string ends */ } char * base64dec(const char *src) { - size_t in_len = strlen(src); - char *result, *dst; - static const char base64_digits[256] = { - [43] = 62, 0, 0, 0, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, - 0, 0, 0, -1, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, - 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 0, 0, 0, 0, - 0, 0, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, - 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51 - }; - - if (in_len % 4) - in_len += 4 - (in_len % 4); - result = dst = xmalloc(in_len / 4 * 3 + 1); - while (*src) { - int a = base64_digits[(unsigned char) base64dec_getc(&src)]; - int b = base64_digits[(unsigned char) base64dec_getc(&src)]; - int c = base64_digits[(unsigned char) base64dec_getc(&src)]; - int d = base64_digits[(unsigned char) base64dec_getc(&src)]; - - /* invalid input. 'a' can be -1, e.g. if src is "\n" (c-str) */ - if (a == -1 || b == -1) - break; - - *dst++ = (a << 2) | ((b & 0x30) >> 4); - if (c == -1) - break; - *dst++ = ((b & 0x0f) << 4) | ((c & 0x3c) >> 2); - if (d == -1) - break; - *dst++ = ((c & 0x03) << 6) | d; - } - *dst = '\0'; - return result; + size_t in_len = strlen(src); + char *result, *dst; + static const char base64_digits[256] = { + [43] = 62, 0, 0, 0, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, + 0, 0, 0, -1, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, + 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 0, 0, 0, 0, + 0, 0, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, + 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51 + }; + + if (in_len % 4) + in_len += 4 - (in_len % 4); + result = dst = xmalloc(in_len / 4 * 3 + 1); + while (*src) { + int a = base64_digits[(unsigned char) base64dec_getc(&src)]; + int b = base64_digits[(unsigned char) base64dec_getc(&src)]; + int c = base64_digits[(unsigned char) base64dec_getc(&src)]; + int d = base64_digits[(unsigned char) base64dec_getc(&src)]; + + /* invalid input. 'a' can be -1, e.g. if src is "\n" (c-str) */ + if (a == -1 || b == -1) + break; + + *dst++ = (a << 2) | ((b & 0x30) >> 4); + if (c == -1) + break; + *dst++ = ((b & 0x0f) << 4) | ((c & 0x3c) >> 2); + if (d == -1) + break; + *dst++ = ((c & 0x03) << 6) | d; + } + *dst = '\0'; + return result; } void selinit(void) { - sel.mode = SEL_IDLE; - sel.snap = 0; - sel.ob.x = -1; + sel.mode = SEL_IDLE; + sel.snap = 0; + sel.ob.x = -1; } int tlinelen(int y) { - int i = term.col; + int i = term.col; - if (TLINE(y)[i - 1].mode & ATTR_WRAP) - return i; + if (TLINE(y)[i - 1].mode & ATTR_WRAP) + return i; - while (i > 0 && TLINE(y)[i - 1].u == ' ') - --i; + while (i > 0 && TLINE(y)[i - 1].u == ' ') + --i; - return i; + return i; } void selstart(int col, int row, int snap) { - selclear(); - sel.mode = SEL_EMPTY; - sel.type = SEL_REGULAR; - sel.alt = IS_SET(MODE_ALTSCREEN); - sel.snap = snap; - sel.oe.x = sel.ob.x = col; - sel.oe.y = sel.ob.y = row; - selnormalize(); + selclear(); + sel.mode = SEL_EMPTY; + sel.type = SEL_REGULAR; + sel.alt = IS_SET(MODE_ALTSCREEN); + sel.snap = snap; + sel.oe.x = sel.ob.x = col; + sel.oe.y = sel.ob.y = row; + selnormalize(); - if (sel.snap != 0) - sel.mode = SEL_READY; - tsetdirt(sel.nb.y, sel.ne.y); + if (sel.snap != 0) + sel.mode = SEL_READY; + tsetdirt(sel.nb.y, sel.ne.y); } void selextend(int col, int row, int type, int done) { - int oldey, oldex, oldsby, oldsey, oldtype; + int oldey, oldex, oldsby, oldsey, oldtype; - if (sel.mode == SEL_IDLE) - return; - if (done && sel.mode == SEL_EMPTY) { - selclear(); - return; - } + if (sel.mode == SEL_IDLE) + return; + if (done && sel.mode == SEL_EMPTY) { + selclear(); + return; + } - oldey = sel.oe.y; - oldex = sel.oe.x; - oldsby = sel.nb.y; - oldsey = sel.ne.y; - oldtype = sel.type; + oldey = sel.oe.y; + oldex = sel.oe.x; + oldsby = sel.nb.y; + oldsey = sel.ne.y; + oldtype = sel.type; - sel.oe.x = col; - sel.oe.y = row; - selnormalize(); - sel.type = type; + sel.oe.x = col; + sel.oe.y = row; + selnormalize(); + sel.type = type; - if (oldey != sel.oe.y || oldex != sel.oe.x || oldtype != sel.type || sel.mode == SEL_EMPTY) - tsetdirt(MIN(sel.nb.y, oldsby), MAX(sel.ne.y, oldsey)); + if (oldey != sel.oe.y || oldex != sel.oe.x || oldtype != sel.type || sel.mode == SEL_EMPTY) + tsetdirt(MIN(sel.nb.y, oldsby), MAX(sel.ne.y, oldsey)); - sel.mode = done ? SEL_IDLE : SEL_READY; + sel.mode = done ? SEL_IDLE : SEL_READY; } void selnormalize(void) { - int i; + int i; - if (sel.type == SEL_REGULAR && sel.ob.y != sel.oe.y) { - sel.nb.x = sel.ob.y < sel.oe.y ? sel.ob.x : sel.oe.x; - sel.ne.x = sel.ob.y < sel.oe.y ? sel.oe.x : sel.ob.x; - } else { - sel.nb.x = MIN(sel.ob.x, sel.oe.x); - sel.ne.x = MAX(sel.ob.x, sel.oe.x); - } - sel.nb.y = MIN(sel.ob.y, sel.oe.y); - sel.ne.y = MAX(sel.ob.y, sel.oe.y); + if (sel.type == SEL_REGULAR && sel.ob.y != sel.oe.y) { + sel.nb.x = sel.ob.y < sel.oe.y ? sel.ob.x : sel.oe.x; + sel.ne.x = sel.ob.y < sel.oe.y ? sel.oe.x : sel.ob.x; + } else { + sel.nb.x = MIN(sel.ob.x, sel.oe.x); + sel.ne.x = MAX(sel.ob.x, sel.oe.x); + } + sel.nb.y = MIN(sel.ob.y, sel.oe.y); + sel.ne.y = MAX(sel.ob.y, sel.oe.y); - selsnap(&sel.nb.x, &sel.nb.y, -1); - selsnap(&sel.ne.x, &sel.ne.y, +1); + selsnap(&sel.nb.x, &sel.nb.y, -1); + selsnap(&sel.ne.x, &sel.ne.y, +1); - /* expand selection over line breaks */ - if (sel.type == SEL_RECTANGULAR) - return; - i = tlinelen(sel.nb.y); - if (i < sel.nb.x) - sel.nb.x = i; - if (tlinelen(sel.ne.y) <= sel.ne.x) - sel.ne.x = term.col - 1; + /* expand selection over line breaks */ + if (sel.type == SEL_RECTANGULAR) + return; + i = tlinelen(sel.nb.y); + if (i < sel.nb.x) + sel.nb.x = i; + if (tlinelen(sel.ne.y) <= sel.ne.x) + sel.ne.x = term.col - 1; } int selected(int x, int y) { - if (sel.mode == SEL_EMPTY || sel.ob.x == -1 || - sel.alt != IS_SET(MODE_ALTSCREEN)) - return 0; + if (sel.mode == SEL_EMPTY || sel.ob.x == -1 || + sel.alt != IS_SET(MODE_ALTSCREEN)) + return 0; - if (sel.type == SEL_RECTANGULAR) - return BETWEEN(y, sel.nb.y, sel.ne.y) - && BETWEEN(x, sel.nb.x, sel.ne.x); + if (sel.type == SEL_RECTANGULAR) + return BETWEEN(y, sel.nb.y, sel.ne.y) + && BETWEEN(x, sel.nb.x, sel.ne.x); - return BETWEEN(y, sel.nb.y, sel.ne.y) - && (y != sel.nb.y || x >= sel.nb.x) - && (y != sel.ne.y || x <= sel.ne.x); + return BETWEEN(y, sel.nb.y, sel.ne.y) + && (y != sel.nb.y || x >= sel.nb.x) + && (y != sel.ne.y || x <= sel.ne.x); } void selsnap(int *x, int *y, int direction) { - int newx, newy, xt, yt; - int delim, prevdelim; - const Glyph *gp, *prevgp; - - switch (sel.snap) { - case SNAP_WORD: - /* - * Snap around if the word wraps around at the end or - * beginning of a line. - */ - prevgp = &TLINE(*y)[*x]; - prevdelim = ISDELIM(prevgp->u); - for (;;) { - newx = *x + direction; - newy = *y; - if (!BETWEEN(newx, 0, term.col - 1)) { - newy += direction; - newx = (newx + term.col) % term.col; - if (!BETWEEN(newy, 0, term.row - 1)) - break; - - if (direction > 0) - yt = *y, xt = *x; - else - yt = newy, xt = newx; - if (!(TLINE(yt)[xt].mode & ATTR_WRAP)) - break; - } - - if (newx >= tlinelen(newy)) - break; - - gp = &TLINE(newy)[newx]; - delim = ISDELIM(gp->u); - if (!(gp->mode & ATTR_WDUMMY) && (delim != prevdelim - || (delim && gp->u != prevgp->u))) - break; - - *x = newx; - *y = newy; - prevgp = gp; - prevdelim = delim; - } - break; - case SNAP_LINE: - /* - * Snap around if the the previous line or the current one - * has set ATTR_WRAP at its end. Then the whole next or - * previous line will be selected. - */ - *x = (direction < 0) ? 0 : term.col - 1; - if (direction < 0) { - for (; *y > 0; *y += direction) { - if (!(TLINE(*y-1)[term.col-1].mode - & ATTR_WRAP)) { - break; - } - } - } else if (direction > 0) { - for (; *y < term.row-1; *y += direction) { - if (!(TLINE(*y)[term.col-1].mode - & ATTR_WRAP)) { - break; - } - } - } - break; - } + int newx, newy, xt, yt; + int delim, prevdelim; + const Glyph *gp, *prevgp; + + switch (sel.snap) { + case SNAP_WORD: + /* + * Snap around if the word wraps around at the end or + * beginning of a line. + */ + prevgp = &TLINE(*y)[*x]; + prevdelim = ISDELIM(prevgp->u); + for (;;) { + newx = *x + direction; + newy = *y; + if (!BETWEEN(newx, 0, term.col - 1)) { + newy += direction; + newx = (newx + term.col) % term.col; + if (!BETWEEN(newy, 0, term.row - 1)) + break; + + if (direction > 0) + yt = *y, xt = *x; + else + yt = newy, xt = newx; + if (!(TLINE(yt)[xt].mode & ATTR_WRAP)) + break; + } + + if (newx >= tlinelen(newy)) + break; + + gp = &TLINE(newy)[newx]; + delim = ISDELIM(gp->u); + if (!(gp->mode & ATTR_WDUMMY) && (delim != prevdelim + || (delim && gp->u != prevgp->u))) + break; + + *x = newx; + *y = newy; + prevgp = gp; + prevdelim = delim; + } + break; + case SNAP_LINE: + /* + * Snap around if the the previous line or the current one + * has set ATTR_WRAP at its end. Then the whole next or + * previous line will be selected. + */ + *x = (direction < 0) ? 0 : term.col - 1; + if (direction < 0) { + for (; *y > 0; *y += direction) { + if (!(TLINE(*y-1)[term.col-1].mode + & ATTR_WRAP)) { + break; + } + } + } else if (direction > 0) { + for (; *y < term.row-1; *y += direction) { + if (!(TLINE(*y)[term.col-1].mode + & ATTR_WRAP)) { + break; + } + } + } + break; + } } char * getsel(void) { - char *str, *ptr; - int y, bufsize, lastx, linelen; - const Glyph *gp, *last; - - if (sel.ob.x == -1) - return NULL; - - bufsize = (term.col+1) * (sel.ne.y-sel.nb.y+1) * UTF_SIZ; - ptr = str = xmalloc(bufsize); - - /* append every set & selected glyph to the selection */ - for (y = sel.nb.y; y <= sel.ne.y; y++) { - if ((linelen = tlinelen(y)) == 0) { - *ptr++ = '\n'; - continue; - } - - if (sel.type == SEL_RECTANGULAR) { - gp = &TLINE(y)[sel.nb.x]; - lastx = sel.ne.x; - } else { - gp = &TLINE(y)[sel.nb.y == y ? sel.nb.x : 0]; - lastx = (sel.ne.y == y) ? sel.ne.x : term.col-1; - } - last = &TLINE(y)[MIN(lastx, linelen-1)]; - while (last >= gp && last->u == ' ') - --last; - - for ( ; gp <= last; ++gp) { - if (gp->mode & ATTR_WDUMMY) - continue; - - ptr += utf8encode(gp->u, ptr); - } - - /* - * Copy and pasting of line endings is inconsistent - * in the inconsistent terminal and GUI world. - * The best solution seems like to produce '\n' when - * something is copied from st and convert '\n' to - * '\r', when something to be pasted is received by - * st. - * FIXME: Fix the computer world. - */ - if ((y < sel.ne.y || lastx >= linelen) && - (!(last->mode & ATTR_WRAP) || sel.type == SEL_RECTANGULAR)) - *ptr++ = '\n'; - } - *ptr = 0; - return str; + char *str, *ptr; + int y, bufsize, lastx, linelen; + const Glyph *gp, *last; + + if (sel.ob.x == -1) + return NULL; + + bufsize = (term.col+1) * (sel.ne.y-sel.nb.y+1) * UTF_SIZ; + ptr = str = xmalloc(bufsize); + + /* append every set & selected glyph to the selection */ + for (y = sel.nb.y; y <= sel.ne.y; y++) { + if ((linelen = tlinelen(y)) == 0) { + *ptr++ = '\n'; + continue; + } + + if (sel.type == SEL_RECTANGULAR) { + gp = &TLINE(y)[sel.nb.x]; + lastx = sel.ne.x; + } else { + gp = &TLINE(y)[sel.nb.y == y ? sel.nb.x : 0]; + lastx = (sel.ne.y == y) ? sel.ne.x : term.col-1; + } + last = &TLINE(y)[MIN(lastx, linelen-1)]; + while (last >= gp && last->u == ' ') + --last; + + for ( ; gp <= last; ++gp) { + if (gp->mode & ATTR_WDUMMY) + continue; + + ptr += utf8encode(gp->u, ptr); + } + + /* + * Copy and pasting of line endings is inconsistent + * in the inconsistent terminal and GUI world. + * The best solution seems like to produce '\n' when + * something is copied from st and convert '\n' to + * '\r', when something to be pasted is received by + * st. + * FIXME: Fix the computer world. + */ + if ((y < sel.ne.y || lastx >= linelen) && + (!(last->mode & ATTR_WRAP) || sel.type == SEL_RECTANGULAR)) + *ptr++ = '\n'; + } + *ptr = 0; + return str; } void selclear(void) { - if (sel.ob.x == -1) - return; - sel.mode = SEL_IDLE; - sel.ob.x = -1; - tsetdirt(sel.nb.y, sel.ne.y); + if (sel.ob.x == -1) + return; + sel.mode = SEL_IDLE; + sel.ob.x = -1; + tsetdirt(sel.nb.y, sel.ne.y); } void die(const char *errstr, ...) { - va_list ap; + va_list ap; - va_start(ap, errstr); - vfprintf(stderr, errstr, ap); - va_end(ap); - exit(1); + va_start(ap, errstr); + vfprintf(stderr, errstr, ap); + va_end(ap); + exit(1); } void execsh(char *cmd, char **args) { - char *sh, *prog, *arg; - const struct passwd *pw; - - errno = 0; - if ((pw = getpwuid(getuid())) == NULL) { - if (errno) - die("getpwuid: %s\n", strerror(errno)); - else - die("who are you?\n"); - } - - if ((sh = getenv("SHELL")) == NULL) - sh = (pw->pw_shell[0]) ? pw->pw_shell : cmd; - - if (args) { - prog = args[0]; - arg = NULL; - } else if (scroll) { - prog = scroll; - arg = utmp ? utmp : sh; - } else if (utmp) { - prog = utmp; - arg = NULL; - } else { - prog = sh; - arg = NULL; - } - DEFAULT(args, ((char *[]) {prog, arg, NULL})); - - unsetenv("COLUMNS"); - unsetenv("LINES"); - unsetenv("TERMCAP"); - setenv("LOGNAME", pw->pw_name, 1); - setenv("USER", pw->pw_name, 1); - setenv("SHELL", sh, 1); - setenv("HOME", pw->pw_dir, 1); - setenv("TERM", termname, 1); - - signal(SIGCHLD, SIG_DFL); - signal(SIGHUP, SIG_DFL); - signal(SIGINT, SIG_DFL); - signal(SIGQUIT, SIG_DFL); - signal(SIGTERM, SIG_DFL); - signal(SIGALRM, SIG_DFL); - - execvp(prog, args); - _exit(1); + char *sh, *prog, *arg; + const struct passwd *pw; + + errno = 0; + if ((pw = getpwuid(getuid())) == NULL) { + if (errno) + die("getpwuid: %s\n", strerror(errno)); + else + die("who are you?\n"); + } + + if ((sh = getenv("SHELL")) == NULL) + sh = (pw->pw_shell[0]) ? pw->pw_shell : cmd; + + if (args) { + prog = args[0]; + arg = NULL; + } else if (scroll) { + prog = scroll; + arg = utmp ? utmp : sh; + } else if (utmp) { + prog = utmp; + arg = NULL; + } else { + prog = sh; + arg = NULL; + } + DEFAULT(args, ((char *[]) {prog, arg, NULL})); + + unsetenv("COLUMNS"); + unsetenv("LINES"); + unsetenv("TERMCAP"); + setenv("LOGNAME", pw->pw_name, 1); + setenv("USER", pw->pw_name, 1); + setenv("SHELL", sh, 1); + setenv("HOME", pw->pw_dir, 1); + setenv("TERM", termname, 1); + + signal(SIGCHLD, SIG_DFL); + signal(SIGHUP, SIG_DFL); + signal(SIGINT, SIG_DFL); + signal(SIGQUIT, SIG_DFL); + signal(SIGTERM, SIG_DFL); + signal(SIGALRM, SIG_DFL); + + execvp(prog, args); + _exit(1); } void sigchld(int a) { - int stat; - pid_t p; + int stat; + pid_t p; - if ((p = waitpid(pid, &stat, WNOHANG)) < 0) - die("waiting for pid %hd failed: %s\n", pid, strerror(errno)); + if ((p = waitpid(pid, &stat, WNOHANG)) < 0) + die("waiting for pid %hd failed: %s\n", pid, strerror(errno)); - if (pid != p) - return; + if (pid != p) + return; - if (WIFEXITED(stat) && WEXITSTATUS(stat)) - die("child exited with status %d\n", WEXITSTATUS(stat)); - else if (WIFSIGNALED(stat)) - die("child terminated due to signal %d\n", WTERMSIG(stat)); - _exit(0); + if (WIFEXITED(stat) && WEXITSTATUS(stat)) + die("child exited with status %d\n", WEXITSTATUS(stat)); + else if (WIFSIGNALED(stat)) + die("child terminated due to signal %d\n", WTERMSIG(stat)); + _exit(0); } void stty(char **args) { - char cmd[_POSIX_ARG_MAX], **p, *q, *s; - size_t n, siz; - - if ((n = strlen(stty_args)) > sizeof(cmd)-1) - die("incorrect stty parameters\n"); - memcpy(cmd, stty_args, n); - q = cmd + n; - siz = sizeof(cmd) - n; - for (p = args; p && (s = *p); ++p) { - if ((n = strlen(s)) > siz-1) - die("stty parameter length too long\n"); - *q++ = ' '; - memcpy(q, s, n); - q += n; - siz -= n + 1; - } - *q = '\0'; - if (system(cmd) != 0) - perror("Couldn't call stty"); + char cmd[_POSIX_ARG_MAX], **p, *q, *s; + size_t n, siz; + + if ((n = strlen(stty_args)) > sizeof(cmd)-1) + die("incorrect stty parameters\n"); + memcpy(cmd, stty_args, n); + q = cmd + n; + siz = sizeof(cmd) - n; + for (p = args; p && (s = *p); ++p) { + if ((n = strlen(s)) > siz-1) + die("stty parameter length too long\n"); + *q++ = ' '; + memcpy(q, s, n); + q += n; + siz -= n + 1; + } + *q = '\0'; + if (system(cmd) != 0) + perror("Couldn't call stty"); } int ttynew(const char *line, char *cmd, const char *out, char **args) { - int m, s; - - if (out) { - term.mode |= MODE_PRINT; - iofd = (!strcmp(out, "-")) ? - 1 : open(out, O_WRONLY | O_CREAT, 0666); - if (iofd < 0) { - fprintf(stderr, "Error opening %s:%s\n", - out, strerror(errno)); - } - } - - if (line) { - if ((cmdfd = open(line, O_RDWR)) < 0) - die("open line '%s' failed: %s\n", - line, strerror(errno)); - dup2(cmdfd, 0); - stty(args); - return cmdfd; - } - - /* seems to work fine on linux, openbsd and freebsd */ - if (openpty(&m, &s, NULL, NULL, NULL) < 0) - die("openpty failed: %s\n", strerror(errno)); - - switch (pid = fork()) { - case -1: - die("fork failed: %s\n", strerror(errno)); - break; - case 0: - close(iofd); - close(m); - setsid(); /* create a new process group */ - dup2(s, 0); - dup2(s, 1); - dup2(s, 2); - if (ioctl(s, TIOCSCTTY, NULL) < 0) - die("ioctl TIOCSCTTY failed: %s\n", strerror(errno)); - if (s > 2) - close(s); + int m, s; + + if (out) { + term.mode |= MODE_PRINT; + iofd = (!strcmp(out, "-")) ? + 1 : open(out, O_WRONLY | O_CREAT, 0666); + if (iofd < 0) { + fprintf(stderr, "Error opening %s:%s\n", + out, strerror(errno)); + } + } + + if (line) { + if ((cmdfd = open(line, O_RDWR)) < 0) + die("open line '%s' failed: %s\n", + line, strerror(errno)); + dup2(cmdfd, 0); + stty(args); + return cmdfd; + } + + /* seems to work fine on linux, openbsd and freebsd */ + if (openpty(&m, &s, NULL, NULL, NULL) < 0) + die("openpty failed: %s\n", strerror(errno)); + + switch (pid = fork()) { + case -1: + die("fork failed: %s\n", strerror(errno)); + break; + case 0: + close(iofd); + close(m); + setsid(); /* create a new process group */ + dup2(s, 0); + dup2(s, 1); + dup2(s, 2); + if (ioctl(s, TIOCSCTTY, NULL) < 0) + die("ioctl TIOCSCTTY failed: %s\n", strerror(errno)); + if (s > 2) + close(s); #ifdef __OpenBSD__ - if (pledge("stdio getpw proc exec", NULL) == -1) - die("pledge\n"); + if (pledge("stdio getpw proc exec", NULL) == -1) + die("pledge\n"); #endif - execsh(cmd, args); - break; - default: + execsh(cmd, args); + break; + default: #ifdef __OpenBSD__ - if (pledge("stdio rpath tty proc", NULL) == -1) - die("pledge\n"); + if (pledge("stdio rpath tty proc", NULL) == -1) + die("pledge\n"); #endif - close(s); - cmdfd = m; - signal(SIGCHLD, sigchld); - break; - } - return cmdfd; + close(s); + cmdfd = m; + signal(SIGCHLD, sigchld); + break; + } + return cmdfd; } size_t ttyread(void) { - static char buf[BUFSIZ]; - static int buflen = 0; - int ret, written; + static char buf[BUFSIZ]; + static int buflen = 0; + int ret, written; - /* append read bytes to unprocessed bytes */ - ret = read(cmdfd, buf+buflen, LEN(buf)-buflen); + /* append read bytes to unprocessed bytes */ + ret = read(cmdfd, buf+buflen, LEN(buf)-buflen); - switch (ret) { - case 0: - exit(0); - case -1: - die("couldn't read from shell: %s\n", strerror(errno)); - default: - buflen += ret; - written = twrite(buf, buflen, 0); - buflen -= written; - /* keep any incomplete UTF-8 byte sequence for the next call */ - if (buflen > 0) - memmove(buf, buf + written, buflen); - return ret; - } + switch (ret) { + case 0: + exit(0); + case -1: + die("couldn't read from shell: %s\n", strerror(errno)); + default: + buflen += ret; + written = twrite(buf, buflen, 0); + buflen -= written; + /* keep any incomplete UTF-8 byte sequence for the next call */ + if (buflen > 0) + memmove(buf, buf + written, buflen); + return ret; + } } void ttywrite(const char *s, size_t n, int may_echo) { - const char *next; - Arg arg = (Arg) { .i = term.scr }; + const char *next; + Arg arg = (Arg) { .i = term.scr }; - kscrolldown(&arg); + kscrolldown(&arg); - if (may_echo && IS_SET(MODE_ECHO)) - twrite(s, n, 1); + if (may_echo && IS_SET(MODE_ECHO)) + twrite(s, n, 1); - if (!IS_SET(MODE_CRLF)) { - ttywriteraw(s, n); - return; - } + if (!IS_SET(MODE_CRLF)) { + ttywriteraw(s, n); + return; + } - /* This is similar to how the kernel handles ONLCR for ttys */ - while (n > 0) { - if (*s == '\r') { - next = s + 1; - ttywriteraw("\r\n", 2); - } else { - next = memchr(s, '\r', n); - DEFAULT(next, s + n); - ttywriteraw(s, next - s); - } - n -= next - s; - s = next; - } + /* This is similar to how the kernel handles ONLCR for ttys */ + while (n > 0) { + if (*s == '\r') { + next = s + 1; + ttywriteraw("\r\n", 2); + } else { + next = memchr(s, '\r', n); + DEFAULT(next, s + n); + ttywriteraw(s, next - s); + } + n -= next - s; + s = next; + } } void ttywriteraw(const char *s, size_t n) { - fd_set wfd, rfd; - ssize_t r; - size_t lim = 256; - - /* - * Remember that we are using a pty, which might be a modem line. - * Writing too much will clog the line. That's why we are doing this - * dance. - * FIXME: Migrate the world to Plan 9. - */ - while (n > 0) { - FD_ZERO(&wfd); - FD_ZERO(&rfd); - FD_SET(cmdfd, &wfd); - FD_SET(cmdfd, &rfd); - - /* Check if we can write. */ - if (pselect(cmdfd+1, &rfd, &wfd, NULL, NULL, NULL) < 0) { - if (errno == EINTR) - continue; - die("select failed: %s\n", strerror(errno)); - } - if (FD_ISSET(cmdfd, &wfd)) { - /* - * Only write the bytes written by ttywrite() or the - * default of 256. This seems to be a reasonable value - * for a serial line. Bigger values might clog the I/O. - */ - if ((r = write(cmdfd, s, (n < lim)? n : lim)) < 0) - goto write_error; - if (r < n) { - /* - * We weren't able to write out everything. - * This means the buffer is getting full - * again. Empty it. - */ - if (n < lim) - lim = ttyread(); - n -= r; - s += r; - } else { - /* All bytes have been written. */ - break; - } - } - if (FD_ISSET(cmdfd, &rfd)) - lim = ttyread(); - } - return; + fd_set wfd, rfd; + ssize_t r; + size_t lim = 256; + + /* + * Remember that we are using a pty, which might be a modem line. + * Writing too much will clog the line. That's why we are doing this + * dance. + * FIXME: Migrate the world to Plan 9. + */ + while (n > 0) { + FD_ZERO(&wfd); + FD_ZERO(&rfd); + FD_SET(cmdfd, &wfd); + FD_SET(cmdfd, &rfd); + + /* Check if we can write. */ + if (pselect(cmdfd+1, &rfd, &wfd, NULL, NULL, NULL) < 0) { + if (errno == EINTR) + continue; + die("select failed: %s\n", strerror(errno)); + } + if (FD_ISSET(cmdfd, &wfd)) { + /* + * Only write the bytes written by ttywrite() or the + * default of 256. This seems to be a reasonable value + * for a serial line. Bigger values might clog the I/O. + */ + if ((r = write(cmdfd, s, (n < lim)? n : lim)) < 0) + goto write_error; + if (r < n) { + /* + * We weren't able to write out everything. + * This means the buffer is getting full + * again. Empty it. + */ + if (n < lim) + lim = ttyread(); + n -= r; + s += r; + } else { + /* All bytes have been written. */ + break; + } + } + if (FD_ISSET(cmdfd, &rfd)) + lim = ttyread(); + } + return; write_error: - die("write error on tty: %s\n", strerror(errno)); + die("write error on tty: %s\n", strerror(errno)); } void ttyresize(int tw, int th) { - struct winsize w; + struct winsize w; - w.ws_row = term.row; - w.ws_col = term.col; - w.ws_xpixel = tw; - w.ws_ypixel = th; - if (ioctl(cmdfd, TIOCSWINSZ, &w) < 0) - fprintf(stderr, "Couldn't set window size: %s\n", strerror(errno)); + w.ws_row = term.row; + w.ws_col = term.col; + w.ws_xpixel = tw; + w.ws_ypixel = th; + if (ioctl(cmdfd, TIOCSWINSZ, &w) < 0) + fprintf(stderr, "Couldn't set window size: %s\n", strerror(errno)); } void ttyhangup(void) { - /* Send SIGHUP to shell */ - kill(pid, SIGHUP); + /* Send SIGHUP to shell */ + kill(pid, SIGHUP); } int tattrset(int attr) { - int i, j; + int i, j; - for (i = 0; i < term.row-1; i++) { - for (j = 0; j < term.col-1; j++) { - if (term.line[i][j].mode & attr) - return 1; - } - } + for (i = 0; i < term.row-1; i++) { + for (j = 0; j < term.col-1; j++) { + if (term.line[i][j].mode & attr) + return 1; + } + } - return 0; + return 0; } void tsetdirt(int top, int bot) { - int i; + int i; - LIMIT(top, 0, term.row-1); - LIMIT(bot, 0, term.row-1); + LIMIT(top, 0, term.row-1); + LIMIT(bot, 0, term.row-1); - for (i = top; i <= bot; i++) - term.dirty[i] = 1; + for (i = top; i <= bot; i++) + term.dirty[i] = 1; } void tsetdirtattr(int attr) { - int i, j; + int i, j; - for (i = 0; i < term.row-1; i++) { - for (j = 0; j < term.col-1; j++) { - if (term.line[i][j].mode & attr) { - tsetdirt(i, i); - break; - } - } - } + for (i = 0; i < term.row-1; i++) { + for (j = 0; j < term.col-1; j++) { + if (term.line[i][j].mode & attr) { + tsetdirt(i, i); + break; + } + } + } } void tfulldirt(void) { - tsetdirt(0, term.row-1); + tsetdirt(0, term.row-1); } void tcursor(int mode) { - static TCursor c[2]; - int alt = IS_SET(MODE_ALTSCREEN); + static TCursor c[2]; + int alt = IS_SET(MODE_ALTSCREEN); - if (mode == CURSOR_SAVE) { - c[alt] = term.c; - } else if (mode == CURSOR_LOAD) { - term.c = c[alt]; - tmoveto(c[alt].x, c[alt].y); - } + if (mode == CURSOR_SAVE) { + c[alt] = term.c; + } else if (mode == CURSOR_LOAD) { + term.c = c[alt]; + tmoveto(c[alt].x, c[alt].y); + } } void treset(void) { - uint i; + uint i; - term.c = (TCursor){{ - .mode = ATTR_NULL, - .fg = defaultfg, - .bg = defaultbg - }, .x = 0, .y = 0, .state = CURSOR_DEFAULT}; + term.c = (TCursor){{ + .mode = ATTR_NULL, + .fg = defaultfg, + .bg = defaultbg + }, .x = 0, .y = 0, .state = CURSOR_DEFAULT}; - memset(term.tabs, 0, term.col * sizeof(*term.tabs)); - for (i = tabspaces; i < term.col; i += tabspaces) - term.tabs[i] = 1; - term.top = 0; - term.bot = term.row - 1; - term.mode = MODE_WRAP|MODE_UTF8; - memset(term.trantbl, CS_USA, sizeof(term.trantbl)); - term.charset = 0; + memset(term.tabs, 0, term.col * sizeof(*term.tabs)); + for (i = tabspaces; i < term.col; i += tabspaces) + term.tabs[i] = 1; + term.top = 0; + term.bot = term.row - 1; + term.mode = MODE_WRAP|MODE_UTF8; + memset(term.trantbl, CS_USA, sizeof(term.trantbl)); + term.charset = 0; - for (i = 0; i < 2; i++) { - tmoveto(0, 0); - tcursor(CURSOR_SAVE); - tclearregion(0, 0, term.col-1, term.row-1); - tswapscreen(); - } + for (i = 0; i < 2; i++) { + tmoveto(0, 0); + tcursor(CURSOR_SAVE); + tclearregion(0, 0, term.col-1, term.row-1); + tswapscreen(); + } } void tnew(int col, int row) { - term = (Term){ .c = { .attr = { .fg = defaultfg, .bg = defaultbg } } }; - tresize(col, row); - treset(); + term = (Term){ .c = { .attr = { .fg = defaultfg, .bg = defaultbg } } }; + tresize(col, row); + treset(); } void tswapscreen(void) { - Line *tmp = term.line; + Line *tmp = term.line; - term.line = term.alt; - term.alt = tmp; - term.mode ^= MODE_ALTSCREEN; - tfulldirt(); + term.line = term.alt; + term.alt = tmp; + term.mode ^= MODE_ALTSCREEN; + tfulldirt(); } void kscrolldown(const Arg* a) { - int n = a->i; + int n = a->i; - if (n < 0) - n = term.row + n; + if (n < 0) + n = term.row + n; - if (n > term.scr) - n = term.scr; + if (n > term.scr) + n = term.scr; - if (term.scr > 0) { - term.scr -= n; - selscroll(0, -n); - tfulldirt(); - } + if (term.scr > 0) { + term.scr -= n; + selscroll(0, -n); + tfulldirt(); + } } void kscrollup(const Arg* a) { - int n = a->i; + int n = a->i; - if (n < 0) - n = term.row + n; + if (n < 0) + n = term.row + n; - if (term.scr <= HISTSIZE-n) { - term.scr += n; - selscroll(0, n); - tfulldirt(); - } + if (term.scr <= HISTSIZE-n) { + term.scr += n; + selscroll(0, n); + tfulldirt(); + } } void tscrolldown(int orig, int n, int copyhist) { - int i; - Line temp; + int i; + Line temp; - LIMIT(n, 0, term.bot-orig+1); + LIMIT(n, 0, term.bot-orig+1); - if (copyhist) { - term.histi = (term.histi - 1 + HISTSIZE) % HISTSIZE; - temp = term.hist[term.histi]; - term.hist[term.histi] = term.line[term.bot]; - term.line[term.bot] = temp; - } + if (copyhist) { + term.histi = (term.histi - 1 + HISTSIZE) % HISTSIZE; + temp = term.hist[term.histi]; + term.hist[term.histi] = term.line[term.bot]; + term.line[term.bot] = temp; + } - tsetdirt(orig, term.bot-n); - tclearregion(0, term.bot-n+1, term.col-1, term.bot); + tsetdirt(orig, term.bot-n); + tclearregion(0, term.bot-n+1, term.col-1, term.bot); - for (i = term.bot; i >= orig+n; i--) { - temp = term.line[i]; - term.line[i] = term.line[i-n]; - term.line[i-n] = temp; - } + for (i = term.bot; i >= orig+n; i--) { + temp = term.line[i]; + term.line[i] = term.line[i-n]; + term.line[i-n] = temp; + } - if (term.scr == 0) - selscroll(orig, n); + if (term.scr == 0) + selscroll(orig, n); } void tscrollup(int orig, int n, int copyhist) { - int i; - Line temp; + int i; + Line temp; - LIMIT(n, 0, term.bot-orig+1); + LIMIT(n, 0, term.bot-orig+1); - if (copyhist) { - term.histi = (term.histi + 1) % HISTSIZE; - temp = term.hist[term.histi]; - term.hist[term.histi] = term.line[orig]; - term.line[orig] = temp; - } + if (copyhist) { + term.histi = (term.histi + 1) % HISTSIZE; + temp = term.hist[term.histi]; + term.hist[term.histi] = term.line[orig]; + term.line[orig] = temp; + } - if (term.scr > 0 && term.scr < HISTSIZE) - term.scr = MIN(term.scr + n, HISTSIZE-1); + if (term.scr > 0 && term.scr < HISTSIZE) + term.scr = MIN(term.scr + n, HISTSIZE-1); - tclearregion(0, orig, term.col-1, orig+n-1); - tsetdirt(orig+n, term.bot); + tclearregion(0, orig, term.col-1, orig+n-1); + tsetdirt(orig+n, term.bot); - for (i = orig; i <= term.bot-n; i++) { - temp = term.line[i]; - term.line[i] = term.line[i+n]; - term.line[i+n] = temp; - } + for (i = orig; i <= term.bot-n; i++) { + temp = term.line[i]; + term.line[i] = term.line[i+n]; + term.line[i+n] = temp; + } - if (term.scr == 0) - selscroll(orig, -n); + if (term.scr == 0) + selscroll(orig, -n); } void selscroll(int orig, int n) { - if (sel.ob.x == -1) - return; - - if (BETWEEN(sel.nb.y, orig, term.bot) != BETWEEN(sel.ne.y, orig, term.bot)) { - selclear(); - } else if (BETWEEN(sel.nb.y, orig, term.bot)) { - sel.ob.y += n; - sel.oe.y += n; - if (sel.ob.y < term.top || sel.ob.y > term.bot || - sel.oe.y < term.top || sel.oe.y > term.bot) { - selclear(); - } else { - selnormalize(); - } - } + if (sel.ob.x == -1) + return; + + if (BETWEEN(sel.nb.y, orig, term.bot) != BETWEEN(sel.ne.y, orig, term.bot)) { + selclear(); + } else if (BETWEEN(sel.nb.y, orig, term.bot)) { + sel.ob.y += n; + sel.oe.y += n; + if (sel.ob.y < term.top || sel.ob.y > term.bot || + sel.oe.y < term.top || sel.oe.y > term.bot) { + selclear(); + } else { + selnormalize(); + } + } } void tnewline(int first_col) { - int y = term.c.y; + int y = term.c.y; - if (y == term.bot) { - tscrollup(term.top, 1, 1); - } else { - y++; - } - tmoveto(first_col ? 0 : term.c.x, y); + if (y == term.bot) { + tscrollup(term.top, 1, 1); + } else { + y++; + } + tmoveto(first_col ? 0 : term.c.x, y); } void csiparse(void) { - char *p = csiescseq.buf, *np; - long int v; - - csiescseq.narg = 0; - if (*p == '?') { - csiescseq.priv = 1; - p++; - } - - csiescseq.buf[csiescseq.len] = '\0'; - while (p < csiescseq.buf+csiescseq.len) { - np = NULL; - v = strtol(p, &np, 10); - if (np == p) - v = 0; - if (v == LONG_MAX || v == LONG_MIN) - v = -1; - csiescseq.arg[csiescseq.narg++] = v; - p = np; - if (*p != ';' || csiescseq.narg == ESC_ARG_SIZ) - break; - p++; - } - csiescseq.mode[0] = *p++; - csiescseq.mode[1] = (p < csiescseq.buf+csiescseq.len) ? *p : '\0'; + char *p = csiescseq.buf, *np; + long int v; + + csiescseq.narg = 0; + if (*p == '?') { + csiescseq.priv = 1; + p++; + } + + csiescseq.buf[csiescseq.len] = '\0'; + while (p < csiescseq.buf+csiescseq.len) { + np = NULL; + v = strtol(p, &np, 10); + if (np == p) + v = 0; + if (v == LONG_MAX || v == LONG_MIN) + v = -1; + csiescseq.arg[csiescseq.narg++] = v; + p = np; + if (*p != ';' || csiescseq.narg == ESC_ARG_SIZ) + break; + p++; + } + csiescseq.mode[0] = *p++; + csiescseq.mode[1] = (p < csiescseq.buf+csiescseq.len) ? *p : '\0'; } /* for absolute user moves, when decom is set */ void tmoveato(int x, int y) { - tmoveto(x, y + ((term.c.state & CURSOR_ORIGIN) ? term.top: 0)); + tmoveto(x, y + ((term.c.state & CURSOR_ORIGIN) ? term.top: 0)); } void tmoveto(int x, int y) { - int miny, maxy; + int miny, maxy; - if (term.c.state & CURSOR_ORIGIN) { - miny = term.top; - maxy = term.bot; - } else { - miny = 0; - maxy = term.row - 1; - } - term.c.state &= ~CURSOR_WRAPNEXT; - term.c.x = LIMIT(x, 0, term.col-1); - term.c.y = LIMIT(y, miny, maxy); + if (term.c.state & CURSOR_ORIGIN) { + miny = term.top; + maxy = term.bot; + } else { + miny = 0; + maxy = term.row - 1; + } + term.c.state &= ~CURSOR_WRAPNEXT; + term.c.x = LIMIT(x, 0, term.col-1); + term.c.y = LIMIT(y, miny, maxy); } void tsetchar(Rune u, const Glyph *attr, int x, int y) { - static const char *vt100_0[62] = { /* 0x41 - 0x7e */ - "↑", "↓", "→", "←", "█", "▚", "☃", /* A - G */ - 0, 0, 0, 0, 0, 0, 0, 0, /* H - O */ - 0, 0, 0, 0, 0, 0, 0, 0, /* P - W */ - 0, 0, 0, 0, 0, 0, 0, " ", /* X - _ */ - "◆", "▒", "␉", "␌", "␍", "␊", "°", "±", /* ` - g */ - "", "␋", "┘", "┐", "┌", "└", "┼", "⎺", /* h - o */ - "⎻", "─", "⎼", "⎽", "├", "┤", "┴", "┬", /* p - w */ - "│", "≤", "≥", "π", "≠", "£", "·", /* x - ~ */ - }; - - /* - * The table is proudly stolen from rxvt. - */ - if (term.trantbl[term.charset] == CS_GRAPHIC0 && - BETWEEN(u, 0x41, 0x7e) && vt100_0[u - 0x41]) - utf8decode(vt100_0[u - 0x41], &u, UTF_SIZ); - - if (term.line[y][x].mode & ATTR_WIDE) { - if (x+1 < term.col) { - term.line[y][x+1].u = ' '; - term.line[y][x+1].mode &= ~ATTR_WDUMMY; - } - } else if (term.line[y][x].mode & ATTR_WDUMMY) { - term.line[y][x-1].u = ' '; - term.line[y][x-1].mode &= ~ATTR_WIDE; - } - - term.dirty[y] = 1; - term.line[y][x] = *attr; - term.line[y][x].u = u; + static const char *vt100_0[62] = { /* 0x41 - 0x7e */ + "↑", "↓", "→", "←", "█", "▚", "☃", /* A - G */ + 0, 0, 0, 0, 0, 0, 0, 0, /* H - O */ + 0, 0, 0, 0, 0, 0, 0, 0, /* P - W */ + 0, 0, 0, 0, 0, 0, 0, " ", /* X - _ */ + "◆", "▒", "␉", "␌", "␍", "␊", "°", "±", /* ` - g */ + "", "␋", "┘", "┐", "┌", "└", "┼", "⎺", /* h - o */ + "⎻", "─", "⎼", "⎽", "├", "┤", "┴", "┬", /* p - w */ + "│", "≤", "≥", "π", "≠", "£", "·", /* x - ~ */ + }; + + /* + * The table is proudly stolen from rxvt. + */ + if (term.trantbl[term.charset] == CS_GRAPHIC0 && + BETWEEN(u, 0x41, 0x7e) && vt100_0[u - 0x41]) + utf8decode(vt100_0[u - 0x41], &u, UTF_SIZ); + + if (term.line[y][x].mode & ATTR_WIDE) { + if (x+1 < term.col) { + term.line[y][x+1].u = ' '; + term.line[y][x+1].mode &= ~ATTR_WDUMMY; + } + } else if (term.line[y][x].mode & ATTR_WDUMMY) { + term.line[y][x-1].u = ' '; + term.line[y][x-1].mode &= ~ATTR_WIDE; + } + + term.dirty[y] = 1; + term.line[y][x] = *attr; + term.line[y][x].u = u; } void tclearregion(int x1, int y1, int x2, int y2) { - int x, y, temp; - Glyph *gp; - - if (x1 > x2) - temp = x1, x1 = x2, x2 = temp; - if (y1 > y2) - temp = y1, y1 = y2, y2 = temp; - - LIMIT(x1, 0, term.col-1); - LIMIT(x2, 0, term.col-1); - LIMIT(y1, 0, term.row-1); - LIMIT(y2, 0, term.row-1); - - for (y = y1; y <= y2; y++) { - term.dirty[y] = 1; - for (x = x1; x <= x2; x++) { - gp = &term.line[y][x]; - if (selected(x, y)) - selclear(); - gp->fg = term.c.attr.fg; - gp->bg = term.c.attr.bg; - gp->mode = 0; - gp->u = ' '; - } - } + int x, y, temp; + Glyph *gp; + + if (x1 > x2) + temp = x1, x1 = x2, x2 = temp; + if (y1 > y2) + temp = y1, y1 = y2, y2 = temp; + + LIMIT(x1, 0, term.col-1); + LIMIT(x2, 0, term.col-1); + LIMIT(y1, 0, term.row-1); + LIMIT(y2, 0, term.row-1); + + for (y = y1; y <= y2; y++) { + term.dirty[y] = 1; + for (x = x1; x <= x2; x++) { + gp = &term.line[y][x]; + if (selected(x, y)) + selclear(); + gp->fg = term.c.attr.fg; + gp->bg = term.c.attr.bg; + gp->mode = 0; + gp->u = ' '; + } + } } void tdeletechar(int n) { - int dst, src, size; - Glyph *line; + int dst, src, size; + Glyph *line; - LIMIT(n, 0, term.col - term.c.x); + LIMIT(n, 0, term.col - term.c.x); - dst = term.c.x; - src = term.c.x + n; - size = term.col - src; - line = term.line[term.c.y]; + dst = term.c.x; + src = term.c.x + n; + size = term.col - src; + line = term.line[term.c.y]; - memmove(&line[dst], &line[src], size * sizeof(Glyph)); - tclearregion(term.col-n, term.c.y, term.col-1, term.c.y); + memmove(&line[dst], &line[src], size * sizeof(Glyph)); + tclearregion(term.col-n, term.c.y, term.col-1, term.c.y); } void tinsertblank(int n) { - int dst, src, size; - Glyph *line; + int dst, src, size; + Glyph *line; - LIMIT(n, 0, term.col - term.c.x); + LIMIT(n, 0, term.col - term.c.x); - dst = term.c.x + n; - src = term.c.x; - size = term.col - dst; - line = term.line[term.c.y]; + dst = term.c.x + n; + src = term.c.x; + size = term.col - dst; + line = term.line[term.c.y]; - memmove(&line[dst], &line[src], size * sizeof(Glyph)); - tclearregion(src, term.c.y, dst - 1, term.c.y); + memmove(&line[dst], &line[src], size * sizeof(Glyph)); + tclearregion(src, term.c.y, dst - 1, term.c.y); } void tinsertblankline(int n) { - if (BETWEEN(term.c.y, term.top, term.bot)) - tscrolldown(term.c.y, n, 0); + if (BETWEEN(term.c.y, term.top, term.bot)) + tscrolldown(term.c.y, n, 0); } void tdeleteline(int n) { - if (BETWEEN(term.c.y, term.top, term.bot)) - tscrollup(term.c.y, n, 0); + if (BETWEEN(term.c.y, term.top, term.bot)) + tscrollup(term.c.y, n, 0); } int32_t tdefcolor(const int *attr, int *npar, int l) { - int32_t idx = -1; - uint r, g, b; - - switch (attr[*npar + 1]) { - case 2: /* direct color in RGB space */ - if (*npar + 4 >= l) { - fprintf(stderr, - "erresc(38): Incorrect number of parameters (%d)\n", - *npar); - break; - } - r = attr[*npar + 2]; - g = attr[*npar + 3]; - b = attr[*npar + 4]; - *npar += 4; - if (!BETWEEN(r, 0, 255) || !BETWEEN(g, 0, 255) || !BETWEEN(b, 0, 255)) - fprintf(stderr, "erresc: bad rgb color (%u,%u,%u)\n", - r, g, b); - else - idx = TRUECOLOR(r, g, b); - break; - case 5: /* indexed color */ - if (*npar + 2 >= l) { - fprintf(stderr, - "erresc(38): Incorrect number of parameters (%d)\n", - *npar); - break; - } - *npar += 2; - if (!BETWEEN(attr[*npar], 0, 255)) - fprintf(stderr, "erresc: bad fgcolor %d\n", attr[*npar]); - else - idx = attr[*npar]; - break; - case 0: /* implemented defined (only foreground) */ - case 1: /* transparent */ - case 3: /* direct color in CMY space */ - case 4: /* direct color in CMYK space */ - default: - fprintf(stderr, - "erresc(38): gfx attr %d unknown\n", attr[*npar]); - break; - } - - return idx; + int32_t idx = -1; + uint r, g, b; + + switch (attr[*npar + 1]) { + case 2: /* direct color in RGB space */ + if (*npar + 4 >= l) { + fprintf(stderr, + "erresc(38): Incorrect number of parameters (%d)\n", + *npar); + break; + } + r = attr[*npar + 2]; + g = attr[*npar + 3]; + b = attr[*npar + 4]; + *npar += 4; + if (!BETWEEN(r, 0, 255) || !BETWEEN(g, 0, 255) || !BETWEEN(b, 0, 255)) + fprintf(stderr, "erresc: bad rgb color (%u,%u,%u)\n", + r, g, b); + else + idx = TRUECOLOR(r, g, b); + break; + case 5: /* indexed color */ + if (*npar + 2 >= l) { + fprintf(stderr, + "erresc(38): Incorrect number of parameters (%d)\n", + *npar); + break; + } + *npar += 2; + if (!BETWEEN(attr[*npar], 0, 255)) + fprintf(stderr, "erresc: bad fgcolor %d\n", attr[*npar]); + else + idx = attr[*npar]; + break; + case 0: /* implemented defined (only foreground) */ + case 1: /* transparent */ + case 3: /* direct color in CMY space */ + case 4: /* direct color in CMYK space */ + default: + fprintf(stderr, + "erresc(38): gfx attr %d unknown\n", attr[*npar]); + break; + } + + return idx; } void tsetattr(const int *attr, int l) { - int i; - int32_t idx; - - for (i = 0; i < l; i++) { - switch (attr[i]) { - case 0: - term.c.attr.mode &= ~( - ATTR_BOLD | - ATTR_FAINT | - ATTR_ITALIC | - ATTR_UNDERLINE | - ATTR_BLINK | - ATTR_REVERSE | - ATTR_INVISIBLE | - ATTR_STRUCK ); - term.c.attr.fg = defaultfg; - term.c.attr.bg = defaultbg; - break; - case 1: - term.c.attr.mode |= ATTR_BOLD; - break; - case 2: - term.c.attr.mode |= ATTR_FAINT; - break; - case 3: - term.c.attr.mode |= ATTR_ITALIC; - break; - case 4: - term.c.attr.mode |= ATTR_UNDERLINE; - break; - case 5: /* slow blink */ - /* FALLTHROUGH */ - case 6: /* rapid blink */ - term.c.attr.mode |= ATTR_BLINK; - break; - case 7: - term.c.attr.mode |= ATTR_REVERSE; - break; - case 8: - term.c.attr.mode |= ATTR_INVISIBLE; - break; - case 9: - term.c.attr.mode |= ATTR_STRUCK; - break; - case 22: - term.c.attr.mode &= ~(ATTR_BOLD | ATTR_FAINT); - break; - case 23: - term.c.attr.mode &= ~ATTR_ITALIC; - break; - case 24: - term.c.attr.mode &= ~ATTR_UNDERLINE; - break; - case 25: - term.c.attr.mode &= ~ATTR_BLINK; - break; - case 27: - term.c.attr.mode &= ~ATTR_REVERSE; - break; - case 28: - term.c.attr.mode &= ~ATTR_INVISIBLE; - break; - case 29: - term.c.attr.mode &= ~ATTR_STRUCK; - break; - case 38: - if ((idx = tdefcolor(attr, &i, l)) >= 0) - term.c.attr.fg = idx; - break; - case 39: - term.c.attr.fg = defaultfg; - break; - case 48: - if ((idx = tdefcolor(attr, &i, l)) >= 0) - term.c.attr.bg = idx; - break; - case 49: - term.c.attr.bg = defaultbg; - break; - default: - if (BETWEEN(attr[i], 30, 37)) { - term.c.attr.fg = attr[i] - 30; - } else if (BETWEEN(attr[i], 40, 47)) { - term.c.attr.bg = attr[i] - 40; - } else if (BETWEEN(attr[i], 90, 97)) { - term.c.attr.fg = attr[i] - 90 + 8; - } else if (BETWEEN(attr[i], 100, 107)) { - term.c.attr.bg = attr[i] - 100 + 8; - } else { - fprintf(stderr, - "erresc(default): gfx attr %d unknown\n", - attr[i]); - csidump(); - } - break; - } - } + int i; + int32_t idx; + + for (i = 0; i < l; i++) { + switch (attr[i]) { + case 0: + term.c.attr.mode &= ~( + ATTR_BOLD | + ATTR_FAINT | + ATTR_ITALIC | + ATTR_UNDERLINE | + ATTR_BLINK | + ATTR_REVERSE | + ATTR_INVISIBLE | + ATTR_STRUCK ); + term.c.attr.fg = defaultfg; + term.c.attr.bg = defaultbg; + break; + case 1: + term.c.attr.mode |= ATTR_BOLD; + break; + case 2: + term.c.attr.mode |= ATTR_FAINT; + break; + case 3: + term.c.attr.mode |= ATTR_ITALIC; + break; + case 4: + term.c.attr.mode |= ATTR_UNDERLINE; + break; + case 5: /* slow blink */ + /* FALLTHROUGH */ + case 6: /* rapid blink */ + term.c.attr.mode |= ATTR_BLINK; + break; + case 7: + term.c.attr.mode |= ATTR_REVERSE; + break; + case 8: + term.c.attr.mode |= ATTR_INVISIBLE; + break; + case 9: + term.c.attr.mode |= ATTR_STRUCK; + break; + case 22: + term.c.attr.mode &= ~(ATTR_BOLD | ATTR_FAINT); + break; + case 23: + term.c.attr.mode &= ~ATTR_ITALIC; + break; + case 24: + term.c.attr.mode &= ~ATTR_UNDERLINE; + break; + case 25: + term.c.attr.mode &= ~ATTR_BLINK; + break; + case 27: + term.c.attr.mode &= ~ATTR_REVERSE; + break; + case 28: + term.c.attr.mode &= ~ATTR_INVISIBLE; + break; + case 29: + term.c.attr.mode &= ~ATTR_STRUCK; + break; + case 38: + if ((idx = tdefcolor(attr, &i, l)) >= 0) + term.c.attr.fg = idx; + break; + case 39: + term.c.attr.fg = defaultfg; + break; + case 48: + if ((idx = tdefcolor(attr, &i, l)) >= 0) + term.c.attr.bg = idx; + break; + case 49: + term.c.attr.bg = defaultbg; + break; + default: + if (BETWEEN(attr[i], 30, 37)) { + term.c.attr.fg = attr[i] - 30; + } else if (BETWEEN(attr[i], 40, 47)) { + term.c.attr.bg = attr[i] - 40; + } else if (BETWEEN(attr[i], 90, 97)) { + term.c.attr.fg = attr[i] - 90 + 8; + } else if (BETWEEN(attr[i], 100, 107)) { + term.c.attr.bg = attr[i] - 100 + 8; + } else { + fprintf(stderr, + "erresc(default): gfx attr %d unknown\n", + attr[i]); + csidump(); + } + break; + } + } } void tsetscroll(int t, int b) { - int temp; + int temp; - LIMIT(t, 0, term.row-1); - LIMIT(b, 0, term.row-1); - if (t > b) { - temp = t; - t = b; - b = temp; - } - term.top = t; - term.bot = b; + LIMIT(t, 0, term.row-1); + LIMIT(b, 0, term.row-1); + if (t > b) { + temp = t; + t = b; + b = temp; + } + term.top = t; + term.bot = b; } void tsetmode(int priv, int set, const int *args, int narg) { - int alt; const int *lim; - - for (lim = args + narg; args < lim; ++args) { - if (priv) { - switch (*args) { - case 1: /* DECCKM -- Cursor key */ - xsetmode(set, MODE_APPCURSOR); - break; - case 5: /* DECSCNM -- Reverse video */ - xsetmode(set, MODE_REVERSE); - break; - case 6: /* DECOM -- Origin */ - MODBIT(term.c.state, set, CURSOR_ORIGIN); - tmoveato(0, 0); - break; - case 7: /* DECAWM -- Auto wrap */ - MODBIT(term.mode, set, MODE_WRAP); - break; - case 0: /* Error (IGNORED) */ - case 2: /* DECANM -- ANSI/VT52 (IGNORED) */ - case 3: /* DECCOLM -- Column (IGNORED) */ - case 4: /* DECSCLM -- Scroll (IGNORED) */ - case 8: /* DECARM -- Auto repeat (IGNORED) */ - case 18: /* DECPFF -- Printer feed (IGNORED) */ - case 19: /* DECPEX -- Printer extent (IGNORED) */ - case 42: /* DECNRCM -- National characters (IGNORED) */ - case 12: /* att610 -- Start blinking cursor (IGNORED) */ - break; - case 25: /* DECTCEM -- Text Cursor Enable Mode */ - xsetmode(!set, MODE_HIDE); - break; - case 9: /* X10 mouse compatibility mode */ - xsetpointermotion(0); - xsetmode(0, MODE_MOUSE); - xsetmode(set, MODE_MOUSEX10); - break; - case 1000: /* 1000: report button press */ - xsetpointermotion(0); - xsetmode(0, MODE_MOUSE); - xsetmode(set, MODE_MOUSEBTN); - break; - case 1002: /* 1002: report motion on button press */ - xsetpointermotion(0); - xsetmode(0, MODE_MOUSE); - xsetmode(set, MODE_MOUSEMOTION); - break; - case 1003: /* 1003: enable all mouse motions */ - xsetpointermotion(set); - xsetmode(0, MODE_MOUSE); - xsetmode(set, MODE_MOUSEMANY); - break; - case 1004: /* 1004: send focus events to tty */ - xsetmode(set, MODE_FOCUS); - break; - case 1006: /* 1006: extended reporting mode */ - xsetmode(set, MODE_MOUSESGR); - break; - case 1034: - xsetmode(set, MODE_8BIT); - break; - case 1049: /* swap screen & set/restore cursor as xterm */ - if (!allowaltscreen) - break; - tcursor((set) ? CURSOR_SAVE : CURSOR_LOAD); - /* FALLTHROUGH */ - case 47: /* swap screen */ - case 1047: - if (!allowaltscreen) - break; - alt = IS_SET(MODE_ALTSCREEN); - if (alt) { - tclearregion(0, 0, term.col-1, - term.row-1); - } - if (set ^ alt) /* set is always 1 or 0 */ - tswapscreen(); - if (*args != 1049) - break; - /* FALLTHROUGH */ - case 1048: - tcursor((set) ? CURSOR_SAVE : CURSOR_LOAD); - break; - case 2004: /* 2004: bracketed paste mode */ - xsetmode(set, MODE_BRCKTPASTE); - break; - /* Not implemented mouse modes. See comments there. */ - case 1001: /* mouse highlight mode; can hang the - terminal by design when implemented. */ - case 1005: /* UTF-8 mouse mode; will confuse - applications not supporting UTF-8 - and luit. */ - case 1015: /* urxvt mangled mouse mode; incompatible - and can be mistaken for other control - codes. */ - break; - default: - fprintf(stderr, - "erresc: unknown private set/reset mode %d\n", - *args); - break; - } - } else { - switch (*args) { - case 0: /* Error (IGNORED) */ - break; - case 2: - xsetmode(set, MODE_KBDLOCK); - break; - case 4: /* IRM -- Insertion-replacement */ - MODBIT(term.mode, set, MODE_INSERT); - break; - case 12: /* SRM -- Send/Receive */ - MODBIT(term.mode, !set, MODE_ECHO); - break; - case 20: /* LNM -- Linefeed/new line */ - MODBIT(term.mode, set, MODE_CRLF); - break; - default: - fprintf(stderr, - "erresc: unknown set/reset mode %d\n", - *args); - break; - } - } - } + int alt; const int *lim; + + for (lim = args + narg; args < lim; ++args) { + if (priv) { + switch (*args) { + case 1: /* DECCKM -- Cursor key */ + xsetmode(set, MODE_APPCURSOR); + break; + case 5: /* DECSCNM -- Reverse video */ + xsetmode(set, MODE_REVERSE); + break; + case 6: /* DECOM -- Origin */ + MODBIT(term.c.state, set, CURSOR_ORIGIN); + tmoveato(0, 0); + break; + case 7: /* DECAWM -- Auto wrap */ + MODBIT(term.mode, set, MODE_WRAP); + break; + case 0: /* Error (IGNORED) */ + case 2: /* DECANM -- ANSI/VT52 (IGNORED) */ + case 3: /* DECCOLM -- Column (IGNORED) */ + case 4: /* DECSCLM -- Scroll (IGNORED) */ + case 8: /* DECARM -- Auto repeat (IGNORED) */ + case 18: /* DECPFF -- Printer feed (IGNORED) */ + case 19: /* DECPEX -- Printer extent (IGNORED) */ + case 42: /* DECNRCM -- National characters (IGNORED) */ + case 12: /* att610 -- Start blinking cursor (IGNORED) */ + break; + case 25: /* DECTCEM -- Text Cursor Enable Mode */ + xsetmode(!set, MODE_HIDE); + break; + case 9: /* X10 mouse compatibility mode */ + xsetpointermotion(0); + xsetmode(0, MODE_MOUSE); + xsetmode(set, MODE_MOUSEX10); + break; + case 1000: /* 1000: report button press */ + xsetpointermotion(0); + xsetmode(0, MODE_MOUSE); + xsetmode(set, MODE_MOUSEBTN); + break; + case 1002: /* 1002: report motion on button press */ + xsetpointermotion(0); + xsetmode(0, MODE_MOUSE); + xsetmode(set, MODE_MOUSEMOTION); + break; + case 1003: /* 1003: enable all mouse motions */ + xsetpointermotion(set); + xsetmode(0, MODE_MOUSE); + xsetmode(set, MODE_MOUSEMANY); + break; + case 1004: /* 1004: send focus events to tty */ + xsetmode(set, MODE_FOCUS); + break; + case 1006: /* 1006: extended reporting mode */ + xsetmode(set, MODE_MOUSESGR); + break; + case 1034: + xsetmode(set, MODE_8BIT); + break; + case 1049: /* swap screen & set/restore cursor as xterm */ + if (!allowaltscreen) + break; + tcursor((set) ? CURSOR_SAVE : CURSOR_LOAD); + /* FALLTHROUGH */ + case 47: /* swap screen */ + case 1047: + if (!allowaltscreen) + break; + alt = IS_SET(MODE_ALTSCREEN); + if (alt) { + tclearregion(0, 0, term.col-1, + term.row-1); + } + if (set ^ alt) /* set is always 1 or 0 */ + tswapscreen(); + if (*args != 1049) + break; + /* FALLTHROUGH */ + case 1048: + tcursor((set) ? CURSOR_SAVE : CURSOR_LOAD); + break; + case 2004: /* 2004: bracketed paste mode */ + xsetmode(set, MODE_BRCKTPASTE); + break; + /* Not implemented mouse modes. See comments there. */ + case 1001: /* mouse highlight mode; can hang the + terminal by design when implemented. */ + case 1005: /* UTF-8 mouse mode; will confuse + applications not supporting UTF-8 + and luit. */ + case 1015: /* urxvt mangled mouse mode; incompatible + and can be mistaken for other control + codes. */ + break; + default: + fprintf(stderr, + "erresc: unknown private set/reset mode %d\n", + *args); + break; + } + } else { + switch (*args) { + case 0: /* Error (IGNORED) */ + break; + case 2: + xsetmode(set, MODE_KBDLOCK); + break; + case 4: /* IRM -- Insertion-replacement */ + MODBIT(term.mode, set, MODE_INSERT); + break; + case 12: /* SRM -- Send/Receive */ + MODBIT(term.mode, !set, MODE_ECHO); + break; + case 20: /* LNM -- Linefeed/new line */ + MODBIT(term.mode, set, MODE_CRLF); + break; + default: + fprintf(stderr, + "erresc: unknown set/reset mode %d\n", + *args); + break; + } + } + } } void csihandle(void) { - char buf[40]; - int len; - - switch (csiescseq.mode[0]) { - default: - unknown: - fprintf(stderr, "erresc: unknown csi "); - csidump(); - /* die(""); */ - break; - case '@': /* ICH -- Insert <n> blank char */ - DEFAULT(csiescseq.arg[0], 1); - tinsertblank(csiescseq.arg[0]); - break; - case 'A': /* CUU -- Cursor <n> Up */ - DEFAULT(csiescseq.arg[0], 1); - tmoveto(term.c.x, term.c.y-csiescseq.arg[0]); - break; - case 'B': /* CUD -- Cursor <n> Down */ - case 'e': /* VPR --Cursor <n> Down */ - DEFAULT(csiescseq.arg[0], 1); - tmoveto(term.c.x, term.c.y+csiescseq.arg[0]); - break; - case 'i': /* MC -- Media Copy */ - switch (csiescseq.arg[0]) { - case 0: - tdump(); - break; - case 1: - tdumpline(term.c.y); - break; - case 2: - tdumpsel(); - break; - case 4: - term.mode &= ~MODE_PRINT; - break; - case 5: - term.mode |= MODE_PRINT; - break; - } - break; - case 'c': /* DA -- Device Attributes */ - if (csiescseq.arg[0] == 0) - ttywrite(vtiden, strlen(vtiden), 0); - break; - case 'b': /* REP -- if last char is printable print it <n> more times */ - DEFAULT(csiescseq.arg[0], 1); - if (term.lastc) - while (csiescseq.arg[0]-- > 0) - tputc(term.lastc); - break; - case 'C': /* CUF -- Cursor <n> Forward */ - case 'a': /* HPR -- Cursor <n> Forward */ - DEFAULT(csiescseq.arg[0], 1); - tmoveto(term.c.x+csiescseq.arg[0], term.c.y); - break; - case 'D': /* CUB -- Cursor <n> Backward */ - DEFAULT(csiescseq.arg[0], 1); - tmoveto(term.c.x-csiescseq.arg[0], term.c.y); - break; - case 'E': /* CNL -- Cursor <n> Down and first col */ - DEFAULT(csiescseq.arg[0], 1); - tmoveto(0, term.c.y+csiescseq.arg[0]); - break; - case 'F': /* CPL -- Cursor <n> Up and first col */ - DEFAULT(csiescseq.arg[0], 1); - tmoveto(0, term.c.y-csiescseq.arg[0]); - break; - case 'g': /* TBC -- Tabulation clear */ - switch (csiescseq.arg[0]) { - case 0: /* clear current tab stop */ - term.tabs[term.c.x] = 0; - break; - case 3: /* clear all the tabs */ - memset(term.tabs, 0, term.col * sizeof(*term.tabs)); - break; - default: - goto unknown; - } - break; - case 'G': /* CHA -- Move to <col> */ - case '`': /* HPA */ - DEFAULT(csiescseq.arg[0], 1); - tmoveto(csiescseq.arg[0]-1, term.c.y); - break; - case 'H': /* CUP -- Move to <row> <col> */ - case 'f': /* HVP */ - DEFAULT(csiescseq.arg[0], 1); - DEFAULT(csiescseq.arg[1], 1); - tmoveato(csiescseq.arg[1]-1, csiescseq.arg[0]-1); - break; - case 'I': /* CHT -- Cursor Forward Tabulation <n> tab stops */ - DEFAULT(csiescseq.arg[0], 1); - tputtab(csiescseq.arg[0]); - break; - case 'J': /* ED -- Clear screen */ - switch (csiescseq.arg[0]) { - case 0: /* below */ - tclearregion(term.c.x, term.c.y, term.col-1, term.c.y); - if (term.c.y < term.row-1) { - tclearregion(0, term.c.y+1, term.col-1, - term.row-1); - } - break; - case 1: /* above */ - if (term.c.y > 1) - tclearregion(0, 0, term.col-1, term.c.y-1); - tclearregion(0, term.c.y, term.c.x, term.c.y); - break; - case 2: /* all */ - tclearregion(0, 0, term.col-1, term.row-1); - break; - default: - goto unknown; - } - break; - case 'K': /* EL -- Clear line */ - switch (csiescseq.arg[0]) { - case 0: /* right */ - tclearregion(term.c.x, term.c.y, term.col-1, - term.c.y); - break; - case 1: /* left */ - tclearregion(0, term.c.y, term.c.x, term.c.y); - break; - case 2: /* all */ - tclearregion(0, term.c.y, term.col-1, term.c.y); - break; - } - break; - case 'S': /* SU -- Scroll <n> line up */ - DEFAULT(csiescseq.arg[0], 1); - tscrollup(term.top, csiescseq.arg[0], 0); - break; - case 'T': /* SD -- Scroll <n> line down */ - DEFAULT(csiescseq.arg[0], 1); - tscrolldown(term.top, csiescseq.arg[0], 0); - break; - case 'L': /* IL -- Insert <n> blank lines */ - DEFAULT(csiescseq.arg[0], 1); - tinsertblankline(csiescseq.arg[0]); - break; - case 'l': /* RM -- Reset Mode */ - tsetmode(csiescseq.priv, 0, csiescseq.arg, csiescseq.narg); - break; - case 'M': /* DL -- Delete <n> lines */ - DEFAULT(csiescseq.arg[0], 1); - tdeleteline(csiescseq.arg[0]); - break; - case 'X': /* ECH -- Erase <n> char */ - DEFAULT(csiescseq.arg[0], 1); - tclearregion(term.c.x, term.c.y, - term.c.x + csiescseq.arg[0] - 1, term.c.y); - break; - case 'P': /* DCH -- Delete <n> char */ - DEFAULT(csiescseq.arg[0], 1); - tdeletechar(csiescseq.arg[0]); - break; - case 'Z': /* CBT -- Cursor Backward Tabulation <n> tab stops */ - DEFAULT(csiescseq.arg[0], 1); - tputtab(-csiescseq.arg[0]); - break; - case 'd': /* VPA -- Move to <row> */ - DEFAULT(csiescseq.arg[0], 1); - tmoveato(term.c.x, csiescseq.arg[0]-1); - break; - case 'h': /* SM -- Set terminal mode */ - tsetmode(csiescseq.priv, 1, csiescseq.arg, csiescseq.narg); - break; - case 'm': /* SGR -- Terminal attribute (color) */ - tsetattr(csiescseq.arg, csiescseq.narg); - break; - case 'n': /* DSR -- Device Status Report */ - switch (csiescseq.arg[0]) { - case 5: /* Status Report "OK" `0n` */ - ttywrite("\033[0n", sizeof("\033[0n") - 1, 0); - break; - case 6: /* Report Cursor Position (CPR) "<row>;<column>R" */ - len = snprintf(buf, sizeof(buf), "\033[%i;%iR", - term.c.y+1, term.c.x+1); - ttywrite(buf, len, 0); - break; - default: - goto unknown; - } - break; - case 'r': /* DECSTBM -- Set Scrolling Region */ - if (csiescseq.priv) { - goto unknown; - } else { - DEFAULT(csiescseq.arg[0], 1); - DEFAULT(csiescseq.arg[1], term.row); - tsetscroll(csiescseq.arg[0]-1, csiescseq.arg[1]-1); - tmoveato(0, 0); - } - break; - case 's': /* DECSC -- Save cursor position (ANSI.SYS) */ - tcursor(CURSOR_SAVE); - break; - case 'u': /* DECRC -- Restore cursor position (ANSI.SYS) */ - tcursor(CURSOR_LOAD); - break; - case ' ': - switch (csiescseq.mode[1]) { - case 'q': /* DECSCUSR -- Set Cursor Style */ - if (xsetcursor(csiescseq.arg[0])) - goto unknown; - break; - default: - goto unknown; - } - break; - } + char buf[40]; + int len; + + switch (csiescseq.mode[0]) { + default: + unknown: + fprintf(stderr, "erresc: unknown csi "); + csidump(); + /* die(""); */ + break; + case '@': /* ICH -- Insert <n> blank char */ + DEFAULT(csiescseq.arg[0], 1); + tinsertblank(csiescseq.arg[0]); + break; + case 'A': /* CUU -- Cursor <n> Up */ + DEFAULT(csiescseq.arg[0], 1); + tmoveto(term.c.x, term.c.y-csiescseq.arg[0]); + break; + case 'B': /* CUD -- Cursor <n> Down */ + case 'e': /* VPR --Cursor <n> Down */ + DEFAULT(csiescseq.arg[0], 1); + tmoveto(term.c.x, term.c.y+csiescseq.arg[0]); + break; + case 'i': /* MC -- Media Copy */ + switch (csiescseq.arg[0]) { + case 0: + tdump(); + break; + case 1: + tdumpline(term.c.y); + break; + case 2: + tdumpsel(); + break; + case 4: + term.mode &= ~MODE_PRINT; + break; + case 5: + term.mode |= MODE_PRINT; + break; + } + break; + case 'c': /* DA -- Device Attributes */ + if (csiescseq.arg[0] == 0) + ttywrite(vtiden, strlen(vtiden), 0); + break; + case 'b': /* REP -- if last char is printable print it <n> more times */ + DEFAULT(csiescseq.arg[0], 1); + if (term.lastc) + while (csiescseq.arg[0]-- > 0) + tputc(term.lastc); + break; + case 'C': /* CUF -- Cursor <n> Forward */ + case 'a': /* HPR -- Cursor <n> Forward */ + DEFAULT(csiescseq.arg[0], 1); + tmoveto(term.c.x+csiescseq.arg[0], term.c.y); + break; + case 'D': /* CUB -- Cursor <n> Backward */ + DEFAULT(csiescseq.arg[0], 1); + tmoveto(term.c.x-csiescseq.arg[0], term.c.y); + break; + case 'E': /* CNL -- Cursor <n> Down and first col */ + DEFAULT(csiescseq.arg[0], 1); + tmoveto(0, term.c.y+csiescseq.arg[0]); + break; + case 'F': /* CPL -- Cursor <n> Up and first col */ + DEFAULT(csiescseq.arg[0], 1); + tmoveto(0, term.c.y-csiescseq.arg[0]); + break; + case 'g': /* TBC -- Tabulation clear */ + switch (csiescseq.arg[0]) { + case 0: /* clear current tab stop */ + term.tabs[term.c.x] = 0; + break; + case 3: /* clear all the tabs */ + memset(term.tabs, 0, term.col * sizeof(*term.tabs)); + break; + default: + goto unknown; + } + break; + case 'G': /* CHA -- Move to <col> */ + case '`': /* HPA */ + DEFAULT(csiescseq.arg[0], 1); + tmoveto(csiescseq.arg[0]-1, term.c.y); + break; + case 'H': /* CUP -- Move to <row> <col> */ + case 'f': /* HVP */ + DEFAULT(csiescseq.arg[0], 1); + DEFAULT(csiescseq.arg[1], 1); + tmoveato(csiescseq.arg[1]-1, csiescseq.arg[0]-1); + break; + case 'I': /* CHT -- Cursor Forward Tabulation <n> tab stops */ + DEFAULT(csiescseq.arg[0], 1); + tputtab(csiescseq.arg[0]); + break; + case 'J': /* ED -- Clear screen */ + switch (csiescseq.arg[0]) { + case 0: /* below */ + tclearregion(term.c.x, term.c.y, term.col-1, term.c.y); + if (term.c.y < term.row-1) { + tclearregion(0, term.c.y+1, term.col-1, + term.row-1); + } + break; + case 1: /* above */ + if (term.c.y > 1) + tclearregion(0, 0, term.col-1, term.c.y-1); + tclearregion(0, term.c.y, term.c.x, term.c.y); + break; + case 2: /* all */ + tclearregion(0, 0, term.col-1, term.row-1); + break; + default: + goto unknown; + } + break; + case 'K': /* EL -- Clear line */ + switch (csiescseq.arg[0]) { + case 0: /* right */ + tclearregion(term.c.x, term.c.y, term.col-1, + term.c.y); + break; + case 1: /* left */ + tclearregion(0, term.c.y, term.c.x, term.c.y); + break; + case 2: /* all */ + tclearregion(0, term.c.y, term.col-1, term.c.y); + break; + } + break; + case 'S': /* SU -- Scroll <n> line up */ + DEFAULT(csiescseq.arg[0], 1); + tscrollup(term.top, csiescseq.arg[0], 0); + break; + case 'T': /* SD -- Scroll <n> line down */ + DEFAULT(csiescseq.arg[0], 1); + tscrolldown(term.top, csiescseq.arg[0], 0); + break; + case 'L': /* IL -- Insert <n> blank lines */ + DEFAULT(csiescseq.arg[0], 1); + tinsertblankline(csiescseq.arg[0]); + break; + case 'l': /* RM -- Reset Mode */ + tsetmode(csiescseq.priv, 0, csiescseq.arg, csiescseq.narg); + break; + case 'M': /* DL -- Delete <n> lines */ + DEFAULT(csiescseq.arg[0], 1); + tdeleteline(csiescseq.arg[0]); + break; + case 'X': /* ECH -- Erase <n> char */ + DEFAULT(csiescseq.arg[0], 1); + tclearregion(term.c.x, term.c.y, + term.c.x + csiescseq.arg[0] - 1, term.c.y); + break; + case 'P': /* DCH -- Delete <n> char */ + DEFAULT(csiescseq.arg[0], 1); + tdeletechar(csiescseq.arg[0]); + break; + case 'Z': /* CBT -- Cursor Backward Tabulation <n> tab stops */ + DEFAULT(csiescseq.arg[0], 1); + tputtab(-csiescseq.arg[0]); + break; + case 'd': /* VPA -- Move to <row> */ + DEFAULT(csiescseq.arg[0], 1); + tmoveato(term.c.x, csiescseq.arg[0]-1); + break; + case 'h': /* SM -- Set terminal mode */ + tsetmode(csiescseq.priv, 1, csiescseq.arg, csiescseq.narg); + break; + case 'm': /* SGR -- Terminal attribute (color) */ + tsetattr(csiescseq.arg, csiescseq.narg); + break; + case 'n': /* DSR -- Device Status Report */ + switch (csiescseq.arg[0]) { + case 5: /* Status Report "OK" `0n` */ + ttywrite("\033[0n", sizeof("\033[0n") - 1, 0); + break; + case 6: /* Report Cursor Position (CPR) "<row>;<column>R" */ + len = snprintf(buf, sizeof(buf), "\033[%i;%iR", + term.c.y+1, term.c.x+1); + ttywrite(buf, len, 0); + break; + default: + goto unknown; + } + break; + case 'r': /* DECSTBM -- Set Scrolling Region */ + if (csiescseq.priv) { + goto unknown; + } else { + DEFAULT(csiescseq.arg[0], 1); + DEFAULT(csiescseq.arg[1], term.row); + tsetscroll(csiescseq.arg[0]-1, csiescseq.arg[1]-1); + tmoveato(0, 0); + } + break; + case 's': /* DECSC -- Save cursor position (ANSI.SYS) */ + tcursor(CURSOR_SAVE); + break; + case 'u': /* DECRC -- Restore cursor position (ANSI.SYS) */ + tcursor(CURSOR_LOAD); + break; + case ' ': + switch (csiescseq.mode[1]) { + case 'q': /* DECSCUSR -- Set Cursor Style */ + if (xsetcursor(csiescseq.arg[0])) + goto unknown; + break; + default: + goto unknown; + } + break; + } } void csidump(void) { - size_t i; - uint c; - - fprintf(stderr, "ESC["); - for (i = 0; i < csiescseq.len; i++) { - c = csiescseq.buf[i] & 0xff; - if (isprint(c)) { - putc(c, stderr); - } else if (c == '\n') { - fprintf(stderr, "(\\n)"); - } else if (c == '\r') { - fprintf(stderr, "(\\r)"); - } else if (c == 0x1b) { - fprintf(stderr, "(\\e)"); - } else { - fprintf(stderr, "(%02x)", c); - } - } - putc('\n', stderr); + size_t i; + uint c; + + fprintf(stderr, "ESC["); + for (i = 0; i < csiescseq.len; i++) { + c = csiescseq.buf[i] & 0xff; + if (isprint(c)) { + putc(c, stderr); + } else if (c == '\n') { + fprintf(stderr, "(\\n)"); + } else if (c == '\r') { + fprintf(stderr, "(\\r)"); + } else if (c == 0x1b) { + fprintf(stderr, "(\\e)"); + } else { + fprintf(stderr, "(%02x)", c); + } + } + putc('\n', stderr); } void csireset(void) { - memset(&csiescseq, 0, sizeof(csiescseq)); + memset(&csiescseq, 0, sizeof(csiescseq)); } void osc_color_response(int num, int index, int is_osc4) { - int n; - char buf[32]; - unsigned char r, g, b; + int n; + char buf[32]; + unsigned char r, g, b; - if (xgetcolor(is_osc4 ? num : index, &r, &g, &b)) { - fprintf(stderr, "erresc: failed to fetch %s color %d\n", - is_osc4 ? "osc4" : "osc", - is_osc4 ? num : index); - return; - } + if (xgetcolor(is_osc4 ? num : index, &r, &g, &b)) { + fprintf(stderr, "erresc: failed to fetch %s color %d\n", + is_osc4 ? "osc4" : "osc", + is_osc4 ? num : index); + return; + } - n = snprintf(buf, sizeof buf, "\033]%s%d;rgb:%02x%02x/%02x%02x/%02x%02x\007", - is_osc4 ? "4;" : "", num, r, r, g, g, b, b); - if (n < 0 || n >= sizeof(buf)) { - fprintf(stderr, "error: %s while printing %s response\n", - n < 0 ? "snprintf failed" : "truncation occurred", - is_osc4 ? "osc4" : "osc"); - } else { - ttywrite(buf, n, 1); - } + n = snprintf(buf, sizeof buf, "\033]%s%d;rgb:%02x%02x/%02x%02x/%02x%02x\007", + is_osc4 ? "4;" : "", num, r, r, g, g, b, b); + if (n < 0 || n >= sizeof(buf)) { + fprintf(stderr, "error: %s while printing %s response\n", + n < 0 ? "snprintf failed" : "truncation occurred", + is_osc4 ? "osc4" : "osc"); + } else { + ttywrite(buf, n, 1); + } } void strhandle(void) { - char *p = NULL, *dec; - int j, narg, par; - const struct { int idx; char *str; } osc_table[] = { - { defaultfg, "foreground" }, - { defaultbg, "background" }, - { defaultcs, "cursor" } - }; - - term.esc &= ~(ESC_STR_END|ESC_STR); - strparse(); - par = (narg = strescseq.narg) ? atoi(strescseq.args[0]) : 0; - - switch (strescseq.type) { - case ']': /* OSC -- Operating System Command */ - switch (par) { - case 0: - if (narg > 1) { - xsettitle(strescseq.args[1]); - xseticontitle(strescseq.args[1]); - } - return; - case 1: - if (narg > 1) - xseticontitle(strescseq.args[1]); - return; - case 2: - if (narg > 1) - xsettitle(strescseq.args[1]); - return; - case 52: - if (narg > 2 && allowwindowops) { - dec = base64dec(strescseq.args[2]); - if (dec) { - xsetsel(dec); - xclipcopy(); - } else { - fprintf(stderr, "erresc: invalid base64\n"); - } - } - return; - case 10: - case 11: - case 12: - if (narg < 2) - break; - p = strescseq.args[1]; - if ((j = par - 10) < 0 || j >= LEN(osc_table)) - break; /* shouldn't be possible */ - - if (!strcmp(p, "?")) { - osc_color_response(par, osc_table[j].idx, 0); - } else if (xsetcolorname(osc_table[j].idx, p)) { - fprintf(stderr, "erresc: invalid %s color: %s\n", - osc_table[j].str, p); - } else { - tfulldirt(); - } - return; - case 4: /* color set */ - if (narg < 3) - break; - p = strescseq.args[2]; - /* FALLTHROUGH */ - case 104: /* color reset */ - j = (narg > 1) ? atoi(strescseq.args[1]) : -1; - - if (p && !strcmp(p, "?")) { - osc_color_response(j, 0, 1); - } else if (xsetcolorname(j, p)) { - if (par == 104 && narg <= 1) { - xloadcols(); - return; /* color reset without parameter */ - } - fprintf(stderr, "erresc: invalid color j=%d, p=%s\n", - j, p ? p : "(null)"); - } else { - /* - * TODO if defaultbg color is changed, borders - * are dirty - */ - tfulldirt(); - } - return; - } - break; - case 'k': /* old title set compatibility */ - xsettitle(strescseq.args[0]); - return; - case 'P': /* DCS -- Device Control String */ - case '_': /* APC -- Application Program Command */ - case '^': /* PM -- Privacy Message */ - return; - } - - fprintf(stderr, "erresc: unknown str "); - strdump(); + char *p = NULL, *dec; + int j, narg, par; + const struct { int idx; char *str; } osc_table[] = { + { defaultfg, "foreground" }, + { defaultbg, "background" }, + { defaultcs, "cursor" } + }; + + term.esc &= ~(ESC_STR_END|ESC_STR); + strparse(); + par = (narg = strescseq.narg) ? atoi(strescseq.args[0]) : 0; + + switch (strescseq.type) { + case ']': /* OSC -- Operating System Command */ + switch (par) { + case 0: + if (narg > 1) { + xsettitle(strescseq.args[1]); + xseticontitle(strescseq.args[1]); + } + return; + case 1: + if (narg > 1) + xseticontitle(strescseq.args[1]); + return; + case 2: + if (narg > 1) + xsettitle(strescseq.args[1]); + return; + case 52: + if (narg > 2 && allowwindowops) { + dec = base64dec(strescseq.args[2]); + if (dec) { + xsetsel(dec); + xclipcopy(); + } else { + fprintf(stderr, "erresc: invalid base64\n"); + } + } + return; + case 10: + case 11: + case 12: + if (narg < 2) + break; + p = strescseq.args[1]; + if ((j = par - 10) < 0 || j >= LEN(osc_table)) + break; /* shouldn't be possible */ + + if (!strcmp(p, "?")) { + osc_color_response(par, osc_table[j].idx, 0); + } else if (xsetcolorname(osc_table[j].idx, p)) { + fprintf(stderr, "erresc: invalid %s color: %s\n", + osc_table[j].str, p); + } else { + tfulldirt(); + } + return; + case 4: /* color set */ + if (narg < 3) + break; + p = strescseq.args[2]; + /* FALLTHROUGH */ + case 104: /* color reset */ + j = (narg > 1) ? atoi(strescseq.args[1]) : -1; + + if (p && !strcmp(p, "?")) { + osc_color_response(j, 0, 1); + } else if (xsetcolorname(j, p)) { + if (par == 104 && narg <= 1) { + xloadcols(); + return; /* color reset without parameter */ + } + fprintf(stderr, "erresc: invalid color j=%d, p=%s\n", + j, p ? p : "(null)"); + } else { + /* + * TODO if defaultbg color is changed, borders + * are dirty + */ + tfulldirt(); + } + return; + } + break; + case 'k': /* old title set compatibility */ + xsettitle(strescseq.args[0]); + return; + case 'P': /* DCS -- Device Control String */ + case '_': /* APC -- Application Program Command */ + case '^': /* PM -- Privacy Message */ + return; + } + + fprintf(stderr, "erresc: unknown str "); + strdump(); } void strparse(void) { - int c; - char *p = strescseq.buf; + int c; + char *p = strescseq.buf; - strescseq.narg = 0; - strescseq.buf[strescseq.len] = '\0'; + strescseq.narg = 0; + strescseq.buf[strescseq.len] = '\0'; - if (*p == '\0') - return; + if (*p == '\0') + return; - while (strescseq.narg < STR_ARG_SIZ) { - strescseq.args[strescseq.narg++] = p; - while ((c = *p) != ';' && c != '\0') - ++p; - if (c == '\0') - return; - *p++ = '\0'; - } + while (strescseq.narg < STR_ARG_SIZ) { + strescseq.args[strescseq.narg++] = p; + while ((c = *p) != ';' && c != '\0') + ++p; + if (c == '\0') + return; + *p++ = '\0'; + } } void strdump(void) { - size_t i; - uint c; - - fprintf(stderr, "ESC%c", strescseq.type); - for (i = 0; i < strescseq.len; i++) { - c = strescseq.buf[i] & 0xff; - if (c == '\0') { - putc('\n', stderr); - return; - } else if (isprint(c)) { - putc(c, stderr); - } else if (c == '\n') { - fprintf(stderr, "(\\n)"); - } else if (c == '\r') { - fprintf(stderr, "(\\r)"); - } else if (c == 0x1b) { - fprintf(stderr, "(\\e)"); - } else { - fprintf(stderr, "(%02x)", c); - } - } - fprintf(stderr, "ESC\\\n"); + size_t i; + uint c; + + fprintf(stderr, "ESC%c", strescseq.type); + for (i = 0; i < strescseq.len; i++) { + c = strescseq.buf[i] & 0xff; + if (c == '\0') { + putc('\n', stderr); + return; + } else if (isprint(c)) { + putc(c, stderr); + } else if (c == '\n') { + fprintf(stderr, "(\\n)"); + } else if (c == '\r') { + fprintf(stderr, "(\\r)"); + } else if (c == 0x1b) { + fprintf(stderr, "(\\e)"); + } else { + fprintf(stderr, "(%02x)", c); + } + } + fprintf(stderr, "ESC\\\n"); } void strreset(void) { - strescseq = (STREscape){ - .buf = xrealloc(strescseq.buf, STR_BUF_SIZ), - .siz = STR_BUF_SIZ, - }; + strescseq = (STREscape){ + .buf = xrealloc(strescseq.buf, STR_BUF_SIZ), + .siz = STR_BUF_SIZ, + }; } void sendbreak(const Arg *arg) { - if (tcsendbreak(cmdfd, 0)) - perror("Error sending break"); + if (tcsendbreak(cmdfd, 0)) + perror("Error sending break"); } void tprinter(char *s, size_t len) { - if (iofd != -1 && xwrite(iofd, s, len) < 0) { - perror("Error writing to output file"); - close(iofd); - iofd = -1; - } + if (iofd != -1 && xwrite(iofd, s, len) < 0) { + perror("Error writing to output file"); + close(iofd); + iofd = -1; + } } void toggleprinter(const Arg *arg) { - term.mode ^= MODE_PRINT; + term.mode ^= MODE_PRINT; } void printscreen(const Arg *arg) { - tdump(); + tdump(); } void printsel(const Arg *arg) { - tdumpsel(); + tdumpsel(); } void tdumpsel(void) { - char *ptr; + char *ptr; - if ((ptr = getsel())) { - tprinter(ptr, strlen(ptr)); - free(ptr); - } + if ((ptr = getsel())) { + tprinter(ptr, strlen(ptr)); + free(ptr); + } } void tdumpline(int n) { - char buf[UTF_SIZ]; - const Glyph *bp, *end; + char buf[UTF_SIZ]; + const Glyph *bp, *end; - bp = &term.line[n][0]; - end = &bp[MIN(tlinelen(n), term.col) - 1]; - if (bp != end || bp->u != ' ') { - for ( ; bp <= end; ++bp) - tprinter(buf, utf8encode(bp->u, buf)); - } - tprinter("\n", 1); + bp = &term.line[n][0]; + end = &bp[MIN(tlinelen(n), term.col) - 1]; + if (bp != end || bp->u != ' ') { + for ( ; bp <= end; ++bp) + tprinter(buf, utf8encode(bp->u, buf)); + } + tprinter("\n", 1); } void tdump(void) { - int i; + int i; - for (i = 0; i < term.row; ++i) - tdumpline(i); + for (i = 0; i < term.row; ++i) + tdumpline(i); } void tputtab(int n) { - uint x = term.c.x; + uint x = term.c.x; - if (n > 0) { - while (x < term.col && n--) - for (++x; x < term.col && !term.tabs[x]; ++x) - /* nothing */ ; - } else if (n < 0) { - while (x > 0 && n++) - for (--x; x > 0 && !term.tabs[x]; --x) - /* nothing */ ; - } - term.c.x = LIMIT(x, 0, term.col-1); + if (n > 0) { + while (x < term.col && n--) + for (++x; x < term.col && !term.tabs[x]; ++x) + /* nothing */ ; + } else if (n < 0) { + while (x > 0 && n++) + for (--x; x > 0 && !term.tabs[x]; --x) + /* nothing */ ; + } + term.c.x = LIMIT(x, 0, term.col-1); } void tdefutf8(char ascii) { - if (ascii == 'G') - term.mode |= MODE_UTF8; - else if (ascii == '@') - term.mode &= ~MODE_UTF8; + if (ascii == 'G') + term.mode |= MODE_UTF8; + else if (ascii == '@') + term.mode &= ~MODE_UTF8; } void tdeftran(char ascii) { - static char cs[] = "0B"; - static int vcs[] = {CS_GRAPHIC0, CS_USA}; - char *p; + static char cs[] = "0B"; + static int vcs[] = {CS_GRAPHIC0, CS_USA}; + char *p; - if ((p = strchr(cs, ascii)) == NULL) { - fprintf(stderr, "esc unhandled charset: ESC ( %c\n", ascii); - } else { - term.trantbl[term.icharset] = vcs[p - cs]; - } + if ((p = strchr(cs, ascii)) == NULL) { + fprintf(stderr, "esc unhandled charset: ESC ( %c\n", ascii); + } else { + term.trantbl[term.icharset] = vcs[p - cs]; + } } void tdectest(char c) { - int x, y; + int x, y; - if (c == '8') { /* DEC screen alignment test. */ - for (x = 0; x < term.col; ++x) { - for (y = 0; y < term.row; ++y) - tsetchar('E', &term.c.attr, x, y); - } - } + if (c == '8') { /* DEC screen alignment test. */ + for (x = 0; x < term.col; ++x) { + for (y = 0; y < term.row; ++y) + tsetchar('E', &term.c.attr, x, y); + } + } } void tstrsequence(uchar c) { - switch (c) { - case 0x90: /* DCS -- Device Control String */ - c = 'P'; - break; - case 0x9f: /* APC -- Application Program Command */ - c = '_'; - break; - case 0x9e: /* PM -- Privacy Message */ - c = '^'; - break; - case 0x9d: /* OSC -- Operating System Command */ - c = ']'; - break; - } - strreset(); - strescseq.type = c; - term.esc |= ESC_STR; + switch (c) { + case 0x90: /* DCS -- Device Control String */ + c = 'P'; + break; + case 0x9f: /* APC -- Application Program Command */ + c = '_'; + break; + case 0x9e: /* PM -- Privacy Message */ + c = '^'; + break; + case 0x9d: /* OSC -- Operating System Command */ + c = ']'; + break; + } + strreset(); + strescseq.type = c; + term.esc |= ESC_STR; } void tcontrolcode(uchar ascii) { - switch (ascii) { - case '\t': /* HT */ - tputtab(1); - return; - case '\b': /* BS */ - tmoveto(term.c.x-1, term.c.y); - return; - case '\r': /* CR */ - tmoveto(0, term.c.y); - return; - case '\f': /* LF */ - case '\v': /* VT */ - case '\n': /* LF */ - /* go to first col if the mode is set */ - tnewline(IS_SET(MODE_CRLF)); - return; - case '\a': /* BEL */ - if (term.esc & ESC_STR_END) { - /* backwards compatibility to xterm */ - strhandle(); - } else { - xbell(); - } - break; - case '\033': /* ESC */ - csireset(); - term.esc &= ~(ESC_CSI|ESC_ALTCHARSET|ESC_TEST); - term.esc |= ESC_START; - return; - case '\016': /* SO (LS1 -- Locking shift 1) */ - case '\017': /* SI (LS0 -- Locking shift 0) */ - term.charset = 1 - (ascii - '\016'); - return; - case '\032': /* SUB */ - tsetchar('?', &term.c.attr, term.c.x, term.c.y); - /* FALLTHROUGH */ - case '\030': /* CAN */ - csireset(); - break; - case '\005': /* ENQ (IGNORED) */ - case '\000': /* NUL (IGNORED) */ - case '\021': /* XON (IGNORED) */ - case '\023': /* XOFF (IGNORED) */ - case 0177: /* DEL (IGNORED) */ - return; - case 0x80: /* TODO: PAD */ - case 0x81: /* TODO: HOP */ - case 0x82: /* TODO: BPH */ - case 0x83: /* TODO: NBH */ - case 0x84: /* TODO: IND */ - break; - case 0x85: /* NEL -- Next line */ - tnewline(1); /* always go to first col */ - break; - case 0x86: /* TODO: SSA */ - case 0x87: /* TODO: ESA */ - break; - case 0x88: /* HTS -- Horizontal tab stop */ - term.tabs[term.c.x] = 1; - break; - case 0x89: /* TODO: HTJ */ - case 0x8a: /* TODO: VTS */ - case 0x8b: /* TODO: PLD */ - case 0x8c: /* TODO: PLU */ - case 0x8d: /* TODO: RI */ - case 0x8e: /* TODO: SS2 */ - case 0x8f: /* TODO: SS3 */ - case 0x91: /* TODO: PU1 */ - case 0x92: /* TODO: PU2 */ - case 0x93: /* TODO: STS */ - case 0x94: /* TODO: CCH */ - case 0x95: /* TODO: MW */ - case 0x96: /* TODO: SPA */ - case 0x97: /* TODO: EPA */ - case 0x98: /* TODO: SOS */ - case 0x99: /* TODO: SGCI */ - break; - case 0x9a: /* DECID -- Identify Terminal */ - ttywrite(vtiden, strlen(vtiden), 0); - break; - case 0x9b: /* TODO: CSI */ - case 0x9c: /* TODO: ST */ - break; - case 0x90: /* DCS -- Device Control String */ - case 0x9d: /* OSC -- Operating System Command */ - case 0x9e: /* PM -- Privacy Message */ - case 0x9f: /* APC -- Application Program Command */ - tstrsequence(ascii); - return; - } - /* only CAN, SUB, \a and C1 chars interrupt a sequence */ - term.esc &= ~(ESC_STR_END|ESC_STR); + switch (ascii) { + case '\t': /* HT */ + tputtab(1); + return; + case '\b': /* BS */ + tmoveto(term.c.x-1, term.c.y); + return; + case '\r': /* CR */ + tmoveto(0, term.c.y); + return; + case '\f': /* LF */ + case '\v': /* VT */ + case '\n': /* LF */ + /* go to first col if the mode is set */ + tnewline(IS_SET(MODE_CRLF)); + return; + case '\a': /* BEL */ + if (term.esc & ESC_STR_END) { + /* backwards compatibility to xterm */ + strhandle(); + } else { + xbell(); + } + break; + case '\033': /* ESC */ + csireset(); + term.esc &= ~(ESC_CSI|ESC_ALTCHARSET|ESC_TEST); + term.esc |= ESC_START; + return; + case '\016': /* SO (LS1 -- Locking shift 1) */ + case '\017': /* SI (LS0 -- Locking shift 0) */ + term.charset = 1 - (ascii - '\016'); + return; + case '\032': /* SUB */ + tsetchar('?', &term.c.attr, term.c.x, term.c.y); + /* FALLTHROUGH */ + case '\030': /* CAN */ + csireset(); + break; + case '\005': /* ENQ (IGNORED) */ + case '\000': /* NUL (IGNORED) */ + case '\021': /* XON (IGNORED) */ + case '\023': /* XOFF (IGNORED) */ + case 0177: /* DEL (IGNORED) */ + return; + case 0x80: /* TODO: PAD */ + case 0x81: /* TODO: HOP */ + case 0x82: /* TODO: BPH */ + case 0x83: /* TODO: NBH */ + case 0x84: /* TODO: IND */ + break; + case 0x85: /* NEL -- Next line */ + tnewline(1); /* always go to first col */ + break; + case 0x86: /* TODO: SSA */ + case 0x87: /* TODO: ESA */ + break; + case 0x88: /* HTS -- Horizontal tab stop */ + term.tabs[term.c.x] = 1; + break; + case 0x89: /* TODO: HTJ */ + case 0x8a: /* TODO: VTS */ + case 0x8b: /* TODO: PLD */ + case 0x8c: /* TODO: PLU */ + case 0x8d: /* TODO: RI */ + case 0x8e: /* TODO: SS2 */ + case 0x8f: /* TODO: SS3 */ + case 0x91: /* TODO: PU1 */ + case 0x92: /* TODO: PU2 */ + case 0x93: /* TODO: STS */ + case 0x94: /* TODO: CCH */ + case 0x95: /* TODO: MW */ + case 0x96: /* TODO: SPA */ + case 0x97: /* TODO: EPA */ + case 0x98: /* TODO: SOS */ + case 0x99: /* TODO: SGCI */ + break; + case 0x9a: /* DECID -- Identify Terminal */ + ttywrite(vtiden, strlen(vtiden), 0); + break; + case 0x9b: /* TODO: CSI */ + case 0x9c: /* TODO: ST */ + break; + case 0x90: /* DCS -- Device Control String */ + case 0x9d: /* OSC -- Operating System Command */ + case 0x9e: /* PM -- Privacy Message */ + case 0x9f: /* APC -- Application Program Command */ + tstrsequence(ascii); + return; + } + /* only CAN, SUB, \a and C1 chars interrupt a sequence */ + term.esc &= ~(ESC_STR_END|ESC_STR); } /* @@ -2343,444 +2343,444 @@ tcontrolcode(uchar ascii) int eschandle(uchar ascii) { - switch (ascii) { - case '[': - term.esc |= ESC_CSI; - return 0; - case '#': - term.esc |= ESC_TEST; - return 0; - case '%': - term.esc |= ESC_UTF8; - return 0; - case 'P': /* DCS -- Device Control String */ - case '_': /* APC -- Application Program Command */ - case '^': /* PM -- Privacy Message */ - case ']': /* OSC -- Operating System Command */ - case 'k': /* old title set compatibility */ - tstrsequence(ascii); - return 0; - case 'n': /* LS2 -- Locking shift 2 */ - case 'o': /* LS3 -- Locking shift 3 */ - term.charset = 2 + (ascii - 'n'); - break; - case '(': /* GZD4 -- set primary charset G0 */ - case ')': /* G1D4 -- set secondary charset G1 */ - case '*': /* G2D4 -- set tertiary charset G2 */ - case '+': /* G3D4 -- set quaternary charset G3 */ - term.icharset = ascii - '('; - term.esc |= ESC_ALTCHARSET; - return 0; - case 'D': /* IND -- Linefeed */ - if (term.c.y == term.bot) { - tscrollup(term.top, 1, 1); - } else { - tmoveto(term.c.x, term.c.y+1); - } - break; - case 'E': /* NEL -- Next line */ - tnewline(1); /* always go to first col */ - break; - case 'H': /* HTS -- Horizontal tab stop */ - term.tabs[term.c.x] = 1; - break; - case 'M': /* RI -- Reverse index */ - if (term.c.y == term.top) { - tscrolldown(term.top, 1, 1); - } else { - tmoveto(term.c.x, term.c.y-1); - } - break; - case 'Z': /* DECID -- Identify Terminal */ - ttywrite(vtiden, strlen(vtiden), 0); - break; - case 'c': /* RIS -- Reset to initial state */ - treset(); - resettitle(); - xloadcols(); - break; - case '=': /* DECPAM -- Application keypad */ - xsetmode(1, MODE_APPKEYPAD); - break; - case '>': /* DECPNM -- Normal keypad */ - xsetmode(0, MODE_APPKEYPAD); - break; - case '7': /* DECSC -- Save Cursor */ - tcursor(CURSOR_SAVE); - break; - case '8': /* DECRC -- Restore Cursor */ - tcursor(CURSOR_LOAD); - break; - case '\\': /* ST -- String Terminator */ - if (term.esc & ESC_STR_END) - strhandle(); - break; - default: - fprintf(stderr, "erresc: unknown sequence ESC 0x%02X '%c'\n", - (uchar) ascii, isprint(ascii)? ascii:'.'); - break; - } - return 1; + switch (ascii) { + case '[': + term.esc |= ESC_CSI; + return 0; + case '#': + term.esc |= ESC_TEST; + return 0; + case '%': + term.esc |= ESC_UTF8; + return 0; + case 'P': /* DCS -- Device Control String */ + case '_': /* APC -- Application Program Command */ + case '^': /* PM -- Privacy Message */ + case ']': /* OSC -- Operating System Command */ + case 'k': /* old title set compatibility */ + tstrsequence(ascii); + return 0; + case 'n': /* LS2 -- Locking shift 2 */ + case 'o': /* LS3 -- Locking shift 3 */ + term.charset = 2 + (ascii - 'n'); + break; + case '(': /* GZD4 -- set primary charset G0 */ + case ')': /* G1D4 -- set secondary charset G1 */ + case '*': /* G2D4 -- set tertiary charset G2 */ + case '+': /* G3D4 -- set quaternary charset G3 */ + term.icharset = ascii - '('; + term.esc |= ESC_ALTCHARSET; + return 0; + case 'D': /* IND -- Linefeed */ + if (term.c.y == term.bot) { + tscrollup(term.top, 1, 1); + } else { + tmoveto(term.c.x, term.c.y+1); + } + break; + case 'E': /* NEL -- Next line */ + tnewline(1); /* always go to first col */ + break; + case 'H': /* HTS -- Horizontal tab stop */ + term.tabs[term.c.x] = 1; + break; + case 'M': /* RI -- Reverse index */ + if (term.c.y == term.top) { + tscrolldown(term.top, 1, 1); + } else { + tmoveto(term.c.x, term.c.y-1); + } + break; + case 'Z': /* DECID -- Identify Terminal */ + ttywrite(vtiden, strlen(vtiden), 0); + break; + case 'c': /* RIS -- Reset to initial state */ + treset(); + resettitle(); + xloadcols(); + break; + case '=': /* DECPAM -- Application keypad */ + xsetmode(1, MODE_APPKEYPAD); + break; + case '>': /* DECPNM -- Normal keypad */ + xsetmode(0, MODE_APPKEYPAD); + break; + case '7': /* DECSC -- Save Cursor */ + tcursor(CURSOR_SAVE); + break; + case '8': /* DECRC -- Restore Cursor */ + tcursor(CURSOR_LOAD); + break; + case '\\': /* ST -- String Terminator */ + if (term.esc & ESC_STR_END) + strhandle(); + break; + default: + fprintf(stderr, "erresc: unknown sequence ESC 0x%02X '%c'\n", + (uchar) ascii, isprint(ascii)? ascii:'.'); + break; + } + return 1; } void tputc(Rune u) { - char c[UTF_SIZ]; - int control; - int width, len; - Glyph *gp; - - control = ISCONTROL(u); - if (u < 127 || !IS_SET(MODE_UTF8)) { - c[0] = u; - width = len = 1; - } else { - len = utf8encode(u, c); - if (!control && (width = wcwidth(u)) == -1) - width = 1; - } - - if (IS_SET(MODE_PRINT)) - tprinter(c, len); - - /* - * STR sequence must be checked before anything else - * because it uses all following characters until it - * receives a ESC, a SUB, a ST or any other C1 control - * character. - */ - if (term.esc & ESC_STR) { - if (u == '\a' || u == 030 || u == 032 || u == 033 || - ISCONTROLC1(u)) { - term.esc &= ~(ESC_START|ESC_STR); - term.esc |= ESC_STR_END; - goto check_control_code; - } - - if (strescseq.len+len >= strescseq.siz) { - /* - * Here is a bug in terminals. If the user never sends - * some code to stop the str or esc command, then st - * will stop responding. But this is better than - * silently failing with unknown characters. At least - * then users will report back. - * - * In the case users ever get fixed, here is the code: - */ - /* - * term.esc = 0; - * strhandle(); - */ - if (strescseq.siz > (SIZE_MAX - UTF_SIZ) / 2) - return; - strescseq.siz *= 2; - strescseq.buf = xrealloc(strescseq.buf, strescseq.siz); - } - - memmove(&strescseq.buf[strescseq.len], c, len); - strescseq.len += len; - return; - } + char c[UTF_SIZ]; + int control; + int width, len; + Glyph *gp; + + control = ISCONTROL(u); + if (u < 127 || !IS_SET(MODE_UTF8)) { + c[0] = u; + width = len = 1; + } else { + len = utf8encode(u, c); + if (!control && (width = wcwidth(u)) == -1) + width = 1; + } + + if (IS_SET(MODE_PRINT)) + tprinter(c, len); + + /* + * STR sequence must be checked before anything else + * because it uses all following characters until it + * receives a ESC, a SUB, a ST or any other C1 control + * character. + */ + if (term.esc & ESC_STR) { + if (u == '\a' || u == 030 || u == 032 || u == 033 || + ISCONTROLC1(u)) { + term.esc &= ~(ESC_START|ESC_STR); + term.esc |= ESC_STR_END; + goto check_control_code; + } + + if (strescseq.len+len >= strescseq.siz) { + /* + * Here is a bug in terminals. If the user never sends + * some code to stop the str or esc command, then st + * will stop responding. But this is better than + * silently failing with unknown characters. At least + * then users will report back. + * + * In the case users ever get fixed, here is the code: + */ + /* + * term.esc = 0; + * strhandle(); + */ + if (strescseq.siz > (SIZE_MAX - UTF_SIZ) / 2) + return; + strescseq.siz *= 2; + strescseq.buf = xrealloc(strescseq.buf, strescseq.siz); + } + + memmove(&strescseq.buf[strescseq.len], c, len); + strescseq.len += len; + return; + } check_control_code: - /* - * Actions of control codes must be performed as soon they arrive - * because they can be embedded inside a control sequence, and - * they must not cause conflicts with sequences. - */ - if (control) { - /* in UTF-8 mode ignore handling C1 control characters */ - if (IS_SET(MODE_UTF8) && ISCONTROLC1(u)) - return; - tcontrolcode(u); - /* - * control codes are not shown ever - */ - if (!term.esc) - term.lastc = 0; - return; - } else if (term.esc & ESC_START) { - if (term.esc & ESC_CSI) { - csiescseq.buf[csiescseq.len++] = u; - if (BETWEEN(u, 0x40, 0x7E) - || csiescseq.len >= \ - sizeof(csiescseq.buf)-1) { - term.esc = 0; - csiparse(); - csihandle(); - } - return; - } else if (term.esc & ESC_UTF8) { - tdefutf8(u); - } else if (term.esc & ESC_ALTCHARSET) { - tdeftran(u); - } else if (term.esc & ESC_TEST) { - tdectest(u); - } else { - if (!eschandle(u)) - return; - /* sequence already finished */ - } - term.esc = 0; - /* - * All characters which form part of a sequence are not - * printed - */ - return; - } - if (selected(term.c.x, term.c.y)) - selclear(); - - gp = &term.line[term.c.y][term.c.x]; - if (IS_SET(MODE_WRAP) && (term.c.state & CURSOR_WRAPNEXT)) { - gp->mode |= ATTR_WRAP; - tnewline(1); - gp = &term.line[term.c.y][term.c.x]; - } - - if (IS_SET(MODE_INSERT) && term.c.x+width < term.col) { - memmove(gp+width, gp, (term.col - term.c.x - width) * sizeof(Glyph)); - gp->mode &= ~ATTR_WIDE; - } - - if (term.c.x+width > term.col) { - tnewline(1); - gp = &term.line[term.c.y][term.c.x]; - } - - tsetchar(u, &term.c.attr, term.c.x, term.c.y); - term.lastc = u; - - if (width == 2) { - gp->mode |= ATTR_WIDE; - if (term.c.x+1 < term.col) { - if (gp[1].mode == ATTR_WIDE && term.c.x+2 < term.col) { - gp[2].u = ' '; - gp[2].mode &= ~ATTR_WDUMMY; - } - gp[1].u = '\0'; - gp[1].mode = ATTR_WDUMMY; - } - } - if (term.c.x+width < term.col) { - tmoveto(term.c.x+width, term.c.y); - } else { - term.c.state |= CURSOR_WRAPNEXT; - } + /* + * Actions of control codes must be performed as soon they arrive + * because they can be embedded inside a control sequence, and + * they must not cause conflicts with sequences. + */ + if (control) { + /* in UTF-8 mode ignore handling C1 control characters */ + if (IS_SET(MODE_UTF8) && ISCONTROLC1(u)) + return; + tcontrolcode(u); + /* + * control codes are not shown ever + */ + if (!term.esc) + term.lastc = 0; + return; + } else if (term.esc & ESC_START) { + if (term.esc & ESC_CSI) { + csiescseq.buf[csiescseq.len++] = u; + if (BETWEEN(u, 0x40, 0x7E) + || csiescseq.len >= \ + sizeof(csiescseq.buf)-1) { + term.esc = 0; + csiparse(); + csihandle(); + } + return; + } else if (term.esc & ESC_UTF8) { + tdefutf8(u); + } else if (term.esc & ESC_ALTCHARSET) { + tdeftran(u); + } else if (term.esc & ESC_TEST) { + tdectest(u); + } else { + if (!eschandle(u)) + return; + /* sequence already finished */ + } + term.esc = 0; + /* + * All characters which form part of a sequence are not + * printed + */ + return; + } + if (selected(term.c.x, term.c.y)) + selclear(); + + gp = &term.line[term.c.y][term.c.x]; + if (IS_SET(MODE_WRAP) && (term.c.state & CURSOR_WRAPNEXT)) { + gp->mode |= ATTR_WRAP; + tnewline(1); + gp = &term.line[term.c.y][term.c.x]; + } + + if (IS_SET(MODE_INSERT) && term.c.x+width < term.col) { + memmove(gp+width, gp, (term.col - term.c.x - width) * sizeof(Glyph)); + gp->mode &= ~ATTR_WIDE; + } + + if (term.c.x+width > term.col) { + tnewline(1); + gp = &term.line[term.c.y][term.c.x]; + } + + tsetchar(u, &term.c.attr, term.c.x, term.c.y); + term.lastc = u; + + if (width == 2) { + gp->mode |= ATTR_WIDE; + if (term.c.x+1 < term.col) { + if (gp[1].mode == ATTR_WIDE && term.c.x+2 < term.col) { + gp[2].u = ' '; + gp[2].mode &= ~ATTR_WDUMMY; + } + gp[1].u = '\0'; + gp[1].mode = ATTR_WDUMMY; + } + } + if (term.c.x+width < term.col) { + tmoveto(term.c.x+width, term.c.y); + } else { + term.c.state |= CURSOR_WRAPNEXT; + } } int twrite(const char *buf, int buflen, int show_ctrl) { - int charsize; - Rune u; - int n; - - for (n = 0; n < buflen; n += charsize) { - if (IS_SET(MODE_UTF8)) { - /* process a complete utf8 char */ - charsize = utf8decode(buf + n, &u, buflen - n); - if (charsize == 0) - break; - } else { - u = buf[n] & 0xFF; - charsize = 1; - } - if (show_ctrl && ISCONTROL(u)) { - if (u & 0x80) { - u &= 0x7f; - tputc('^'); - tputc('['); - } else if (u != '\n' && u != '\r' && u != '\t') { - u ^= 0x40; - tputc('^'); - } - } - tputc(u); - } - return n; + int charsize; + Rune u; + int n; + + for (n = 0; n < buflen; n += charsize) { + if (IS_SET(MODE_UTF8)) { + /* process a complete utf8 char */ + charsize = utf8decode(buf + n, &u, buflen - n); + if (charsize == 0) + break; + } else { + u = buf[n] & 0xFF; + charsize = 1; + } + if (show_ctrl && ISCONTROL(u)) { + if (u & 0x80) { + u &= 0x7f; + tputc('^'); + tputc('['); + } else if (u != '\n' && u != '\r' && u != '\t') { + u ^= 0x40; + tputc('^'); + } + } + tputc(u); + } + return n; } void tresize(int col, int row) { - int i, j; - int minrow = MIN(row, term.row); - int mincol = MIN(col, term.col); - int *bp; - TCursor c; - - if (col < 1 || row < 1) { - fprintf(stderr, - "tresize: error resizing to %dx%d\n", col, row); - return; - } - - /* - * slide screen to keep cursor where we expect it - - * tscrollup would work here, but we can optimize to - * memmove because we're freeing the earlier lines - */ - for (i = 0; i <= term.c.y - row; i++) { - free(term.line[i]); - free(term.alt[i]); - } - /* ensure that both src and dst are not NULL */ - if (i > 0) { - memmove(term.line, term.line + i, row * sizeof(Line)); - memmove(term.alt, term.alt + i, row * sizeof(Line)); - } - for (i += row; i < term.row; i++) { - free(term.line[i]); - free(term.alt[i]); - } - - /* resize to new height */ - term.line = xrealloc(term.line, row * sizeof(Line)); - term.alt = xrealloc(term.alt, row * sizeof(Line)); - term.dirty = xrealloc(term.dirty, row * sizeof(*term.dirty)); - term.tabs = xrealloc(term.tabs, col * sizeof(*term.tabs)); - - for (i = 0; i < HISTSIZE; i++) { - term.hist[i] = xrealloc(term.hist[i], col * sizeof(Glyph)); - for (j = mincol; j < col; j++) { - term.hist[i][j] = term.c.attr; - term.hist[i][j].u = ' '; - } - } - - /* resize each row to new width, zero-pad if needed */ - for (i = 0; i < minrow; i++) { - term.line[i] = xrealloc(term.line[i], col * sizeof(Glyph)); - term.alt[i] = xrealloc(term.alt[i], col * sizeof(Glyph)); - } - - /* allocate any new rows */ - for (/* i = minrow */; i < row; i++) { - term.line[i] = xmalloc(col * sizeof(Glyph)); - term.alt[i] = xmalloc(col * sizeof(Glyph)); - } - if (col > term.col) { - bp = term.tabs + term.col; - - memset(bp, 0, sizeof(*term.tabs) * (col - term.col)); - while (--bp > term.tabs && !*bp) - /* nothing */ ; - for (bp += tabspaces; bp < term.tabs + col; bp += tabspaces) - *bp = 1; - } - /* update terminal size */ - term.col = col; - term.row = row; - /* reset scrolling region */ - tsetscroll(0, row-1); - /* make use of the LIMIT in tmoveto */ - tmoveto(term.c.x, term.c.y); - /* Clearing both screens (it makes dirty all lines) */ - c = term.c; - for (i = 0; i < 2; i++) { - if (mincol < col && 0 < minrow) { - tclearregion(mincol, 0, col - 1, minrow - 1); - } - if (0 < col && minrow < row) { - tclearregion(0, minrow, col - 1, row - 1); - } - tswapscreen(); - tcursor(CURSOR_LOAD); - } - term.c = c; + int i, j; + int minrow = MIN(row, term.row); + int mincol = MIN(col, term.col); + int *bp; + TCursor c; + + if (col < 1 || row < 1) { + fprintf(stderr, + "tresize: error resizing to %dx%d\n", col, row); + return; + } + + /* + * slide screen to keep cursor where we expect it - + * tscrollup would work here, but we can optimize to + * memmove because we're freeing the earlier lines + */ + for (i = 0; i <= term.c.y - row; i++) { + free(term.line[i]); + free(term.alt[i]); + } + /* ensure that both src and dst are not NULL */ + if (i > 0) { + memmove(term.line, term.line + i, row * sizeof(Line)); + memmove(term.alt, term.alt + i, row * sizeof(Line)); + } + for (i += row; i < term.row; i++) { + free(term.line[i]); + free(term.alt[i]); + } + + /* resize to new height */ + term.line = xrealloc(term.line, row * sizeof(Line)); + term.alt = xrealloc(term.alt, row * sizeof(Line)); + term.dirty = xrealloc(term.dirty, row * sizeof(*term.dirty)); + term.tabs = xrealloc(term.tabs, col * sizeof(*term.tabs)); + + for (i = 0; i < HISTSIZE; i++) { + term.hist[i] = xrealloc(term.hist[i], col * sizeof(Glyph)); + for (j = mincol; j < col; j++) { + term.hist[i][j] = term.c.attr; + term.hist[i][j].u = ' '; + } + } + + /* resize each row to new width, zero-pad if needed */ + for (i = 0; i < minrow; i++) { + term.line[i] = xrealloc(term.line[i], col * sizeof(Glyph)); + term.alt[i] = xrealloc(term.alt[i], col * sizeof(Glyph)); + } + + /* allocate any new rows */ + for (/* i = minrow */; i < row; i++) { + term.line[i] = xmalloc(col * sizeof(Glyph)); + term.alt[i] = xmalloc(col * sizeof(Glyph)); + } + if (col > term.col) { + bp = term.tabs + term.col; + + memset(bp, 0, sizeof(*term.tabs) * (col - term.col)); + while (--bp > term.tabs && !*bp) + /* nothing */ ; + for (bp += tabspaces; bp < term.tabs + col; bp += tabspaces) + *bp = 1; + } + /* update terminal size */ + term.col = col; + term.row = row; + /* reset scrolling region */ + tsetscroll(0, row-1); + /* make use of the LIMIT in tmoveto */ + tmoveto(term.c.x, term.c.y); + /* Clearing both screens (it makes dirty all lines) */ + c = term.c; + for (i = 0; i < 2; i++) { + if (mincol < col && 0 < minrow) { + tclearregion(mincol, 0, col - 1, minrow - 1); + } + if (0 < col && minrow < row) { + tclearregion(0, minrow, col - 1, row - 1); + } + tswapscreen(); + tcursor(CURSOR_LOAD); + } + term.c = c; } void resettitle(void) { - xsettitle(NULL); + xsettitle(NULL); } void drawregion(int x1, int y1, int x2, int y2) { - int y; + int y; - for (y = y1; y < y2; y++) { - if (!term.dirty[y]) - continue; + for (y = y1; y < y2; y++) { + if (!term.dirty[y]) + continue; - term.dirty[y] = 0; - xdrawline(TLINE(y), x1, y, x2); - } + term.dirty[y] = 0; + xdrawline(TLINE(y), x1, y, x2); + } } void draw(void) { - int cx = term.c.x, ocx = term.ocx, ocy = term.ocy; + int cx = term.c.x, ocx = term.ocx, ocy = term.ocy; - if (!xstartdraw()) - return; + if (!xstartdraw()) + return; - /* adjust cursor position */ - LIMIT(term.ocx, 0, term.col-1); - LIMIT(term.ocy, 0, term.row-1); - if (term.line[term.ocy][term.ocx].mode & ATTR_WDUMMY) - term.ocx--; - if (term.line[term.c.y][cx].mode & ATTR_WDUMMY) - cx--; + /* adjust cursor position */ + LIMIT(term.ocx, 0, term.col-1); + LIMIT(term.ocy, 0, term.row-1); + if (term.line[term.ocy][term.ocx].mode & ATTR_WDUMMY) + term.ocx--; + if (term.line[term.c.y][cx].mode & ATTR_WDUMMY) + cx--; - drawregion(0, 0, term.col, term.row); - if (term.scr == 0) - xdrawcursor(cx, term.c.y, term.line[term.c.y][cx], - term.ocx, term.ocy, term.line[term.ocy][term.ocx]); - term.ocx = cx; - term.ocy = term.c.y; - xfinishdraw(); - if (ocx != term.ocx || ocy != term.ocy) - xximspot(term.ocx, term.ocy); + drawregion(0, 0, term.col, term.row); + if (term.scr == 0) + xdrawcursor(cx, term.c.y, term.line[term.c.y][cx], + term.ocx, term.ocy, term.line[term.ocy][term.ocx]); + term.ocx = cx; + term.ocy = term.c.y; + xfinishdraw(); + if (ocx != term.ocx || ocy != term.ocy) + xximspot(term.ocx, term.ocy); } void redraw(void) { - tfulldirt(); - draw(); + tfulldirt(); + draw(); } int daddch(URLdfa *dfa, char c) { - /* () and [] can appear in urls, but excluding them here will reduce false - * positives when figuring out where a given url ends. - */ - static const char URLCHARS[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ" - "abcdefghijklmnopqrstuvwxyz" - "0123456789-._~:/?#@!$&'*+,;=%"; - static const char RPFX[] = "//:sptth"; + /* () and [] can appear in urls, but excluding them here will reduce false + * positives when figuring out where a given url ends. + */ + static const char URLCHARS[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ" + "abcdefghijklmnopqrstuvwxyz" + "0123456789-._~:/?#@!$&'*+,;=%"; + static const char RPFX[] = "//:sptth"; - if (!strchr(URLCHARS, c)) { - dfa->length = 0; - dfa->state = 0; + if (!strchr(URLCHARS, c)) { + dfa->length = 0; + dfa->state = 0; - return 0; - } + return 0; + } - dfa->length++; + dfa->length++; - if (dfa->state == 2 && c == '/') { - dfa->state = 0; - } else if (dfa->state == 3 && c == 'p') { - dfa->state++; - } else if (c != RPFX[dfa->state]) { - dfa->state = 0; - return 0; - } + if (dfa->state == 2 && c == '/') { + dfa->state = 0; + } else if (dfa->state == 3 && c == 'p') { + dfa->state++; + } else if (c != RPFX[dfa->state]) { + dfa->state = 0; + return 0; + } - if (dfa->state++ == 7) { - dfa->state = 0; - return 1; - } + if (dfa->state++ == 7) { + dfa->state = 0; + return 1; + } - return 0; + return 0; } /* @@ -2788,35 +2788,35 @@ daddch(URLdfa *dfa, char c) */ void copyurl(const Arg *arg) { - int row = 0, /* row of current URL */ - col = 0, /* column of current URL start */ - colend = 0, /* column of last occurrence */ - passes = 0; /* how many rows have been scanned */ - - const char *c = NULL, - *match = NULL; - URLdfa dfa = { 0 }; - - row = (sel.ob.x >= 0 && sel.nb.y > 0) ? sel.nb.y : term.bot; - LIMIT(row, term.top, term.bot); - - colend = (sel.ob.x >= 0 && sel.nb.y > 0) ? sel.nb.x : term.col; - LIMIT(colend, 0, term.col); - - /* - ** Scan from (term.row - 1,term.col - 1) to (0,0) and find - ** next occurrance of a URL - */ - for (passes = 0; passes < term.row; passes++) { - /* Read in each column of every row until - ** we hit previous occurrence of URL - */ - for (col = colend; col--;) - if (daddch(&dfa, term.line[row][col].u < 128 ? term.line[row][col].u : ' ')) - break; - - if (col >= 0) - break; + int row = 0, /* row of current URL */ + col = 0, /* column of current URL start */ + colend = 0, /* column of last occurrence */ + passes = 0; /* how many rows have been scanned */ + + const char *c = NULL, + *match = NULL; + URLdfa dfa = { 0 }; + + row = (sel.ob.x >= 0 && sel.nb.y > 0) ? sel.nb.y : term.bot; + LIMIT(row, term.top, term.bot); + + colend = (sel.ob.x >= 0 && sel.nb.y > 0) ? sel.nb.x : term.col; + LIMIT(colend, 0, term.col); + + /* + ** Scan from (term.row - 1,term.col - 1) to (0,0) and find + ** next occurrance of a URL + */ + for (passes = 0; passes < term.row; passes++) { + /* Read in each column of every row until + ** we hit previous occurrence of URL + */ + for (col = colend; col--;) + if (daddch(&dfa, term.line[row][col].u < 128 ? term.line[row][col].u : ' ')) + break; + + if (col >= 0) + break; /* .i = 0 --> botton-up * .i = 1 --> top-down @@ -2829,14 +2829,14 @@ copyurl(const Arg *arg) { row = 0; } - colend = term.col; - } + colend = term.col; + } - if (passes < term.row) { - selstart(col, row, 0); - selextend((col + dfa.length - 1) % term.col, row + (col + dfa.length - 1) / term.col, SEL_REGULAR, 0); - selextend((col + dfa.length - 1) % term.col, row + (col + dfa.length - 1) / term.col, SEL_REGULAR, 1); - xsetsel(getsel()); - xclipcopy(); - } + if (passes < term.row) { + selstart(col, row, 0); + selextend((col + dfa.length - 1) % term.col, row + (col + dfa.length - 1) / term.col, SEL_REGULAR, 0); + selextend((col + dfa.length - 1) % term.col, row + (col + dfa.length - 1) / term.col, SEL_REGULAR, 1); + xsetsel(getsel()); + xclipcopy(); + } } |