st

Personal fork of ST from suckless.org; st is a simple terminal implementation for X.
git clone git://git.swab.dev/st.git
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commit 393825f9f8a23dfcdfda5220aa8029e9356fa15b
parent e5d7c5a69e17d858984fe2c28b7d026672f42177
Author: Christoph Lohmann <20h@r-36.net>
Date:   Fri,  2 Nov 2012 19:56:02 +0100

Moving to the dwm config.h variable usage.

Diffstat:
Mconfig.def.h | 60++++++++++++++++++++++++++++++++----------------------------
Mst.c | 80++++++++++++++++++++++++++++++++++++++++----------------------------------------
2 files changed, 72 insertions(+), 68 deletions(-)

diff --git a/config.def.h b/config.def.h @@ -1,11 +1,19 @@ +/* See LICENSE file for copyright and license details. */ -#define FONT "Liberation Mono:pixelsize=12:antialias=false:autohint=false" +/* appearance */ +static char font[] = "Liberation Mono:pixelsize=12:antialias=false:autohint=false"; +static unsigned int borderpx = 2; +static char shell[] = "/bin/sh"; -/* Space in pixels around the terminal buffer */ -#define BORDER 2 +/* double-click timeout (in milliseconds) between clicks for selection */ +static unsigned int doubleclicktimeout = 300; +static unsigned int tripleclicktimeout = 600; + +/* TERM value */ +static char termname[] = "st-256color"; + +static unsigned int tabspaces = 8; -/* Default shell to use if SHELL is not set in the env */ -#define SHELL "/bin/sh" /* Terminal colors (16 first used in escape sequence) */ static const char *colorname[] = { @@ -36,21 +44,26 @@ static const char *colorname[] = { "#333333", }; -/* Default colors (colorname index) - foreground, background, cursor, unfocused cursor */ -#define DefaultFG 7 -#define DefaultBG 0 -#define DefaultCS 256 -#define DefaultUCS 257 - -/* Special keys (change & recompile st.info accordingly) - Keep in mind that kpress() in st.c hardcodes some keys. - - Mask value: - * Use XK_ANY_MOD to match the key no matter modifiers state - * Use XK_NO_MOD to match the key alone (no modifiers) - key, mask, output */ +/* + * Default colors (colorname index) + * foreground, background, cursor, unfocused cursor + */ +static unsigned int defaultfg = 7; +static unsigned int defaultbg = 0; +static unsigned int defaultcs = 256; +static unsigned int defaultucs = 257; + +/* + * Special keys (change & recompile st.info accordingly) + * Keep in mind that kpress() in st.c hardcodes some keys. + * + * Mask value: + * * Use XK_ANY_MOD to match the key no matter modifiers state + * * Use XK_NO_MOD to match the key alone (no modifiers) + */ + +/* key, mask, output */ static Key key[] = { { XK_BackSpace, XK_NO_MOD, "\177" }, { XK_Insert, XK_NO_MOD, "\033[2~" }, @@ -82,12 +95,3 @@ static Shortcut shortcuts[] = { { MODKEY|ShiftMask, XK_Next, xzoom, {.i = -1} }, }; -/* Set TERM to this */ -#define TNAME "st-256color" - -/* double-click timeout (in milliseconds) between clicks for selection */ -#define DOUBLECLICK_TIMEOUT 300 -#define TRIPLECLICK_TIMEOUT (2*DOUBLECLICK_TIMEOUT) - -#define TAB 8 - diff --git a/st.c b/st.c @@ -72,8 +72,8 @@ #define ATTRCMP(a, b) ((a).mode != (b).mode || (a).fg != (b).fg || (a).bg != (b).bg) #define IS_SET(flag) (term.mode & (flag)) #define TIMEDIFF(t1, t2) ((t1.tv_sec-t2.tv_sec)*1000 + (t1.tv_usec-t2.tv_usec)/1000) -#define X2COL(x) (((x) - BORDER)/xw.cw) -#define Y2ROW(y) (((y) - BORDER)/xw.ch) +#define X2COL(x) (((x) - borderpx)/xw.cw) +#define Y2ROW(y) (((y) - borderpx)/xw.ch) #define VT102ID "\033[?6c" @@ -803,13 +803,13 @@ brelease(XEvent *e) { sel.bx = -1; gettimeofday(&now, NULL); - if(TIMEDIFF(now, sel.tclick2) <= TRIPLECLICK_TIMEOUT) { + if(TIMEDIFF(now, sel.tclick2) <= tripleclicktimeout) { /* triple click on the line */ sel.b.x = sel.bx = 0; sel.e.x = sel.ex = term.col; sel.b.y = sel.e.y = sel.ey; selcopy(); - } else if(TIMEDIFF(now, sel.tclick1) <= DOUBLECLICK_TIMEOUT) { + } else if(TIMEDIFF(now, sel.tclick1) <= doubleclicktimeout) { /* double click to select word */ sel.bx = sel.ex; while(sel.bx > 0 && term.line[sel.ey][sel.bx-1].state & GLYPH_SET && @@ -894,8 +894,8 @@ execsh(void) { signal(SIGTERM, SIG_DFL); signal(SIGALRM, SIG_DFL); - DEFAULT(envshell, SHELL); - putenv("TERM="TNAME); + DEFAULT(envshell, shell); + setenv("TERM", termname, 1); args = opt_cmd ? opt_cmd : (char *[]){envshell, "-i", NULL}; execvp(args[0], args); exit(EXIT_FAILURE); @@ -1045,12 +1045,12 @@ treset(void) { term.c = (TCursor){{ .mode = ATTR_NULL, - .fg = DefaultFG, - .bg = DefaultBG + .fg = defaultfg, + .bg = defaultbg }, .x = 0, .y = 0, .state = CURSOR_DEFAULT}; memset(term.tabs, 0, term.col * sizeof(*term.tabs)); - for(i = TAB; i < term.col; i += TAB) + for(i = tabspaces; i < term.col; i += tabspaces) term.tabs[i] = 1; term.top = 0; term.bot = term.row - 1; @@ -1310,8 +1310,8 @@ tsetattr(int *attr, int l) { case 0: term.c.attr.mode &= ~(ATTR_REVERSE | ATTR_UNDERLINE | ATTR_BOLD \ | ATTR_ITALIC | ATTR_BLINK); - term.c.attr.fg = DefaultFG; - term.c.attr.bg = DefaultBG; + term.c.attr.fg = defaultfg; + term.c.attr.bg = defaultbg; break; case 1: term.c.attr.mode |= ATTR_BOLD; @@ -1361,7 +1361,7 @@ tsetattr(int *attr, int l) { } break; case 39: - term.c.attr.fg = DefaultFG; + term.c.attr.fg = defaultfg; break; case 48: if(i + 2 < l && attr[i + 1] == 5) { @@ -1380,7 +1380,7 @@ tsetattr(int *attr, int l) { } break; case 49: - term.c.attr.bg = DefaultBG; + term.c.attr.bg = defaultbg; break; default: if(BETWEEN(attr[i], 30, 37)) { @@ -2091,7 +2091,7 @@ tresize(int col, int row) { memset(bp, 0, sizeof(*term.tabs) * (col - term.col)); while(--bp > term.tabs && !*bp) /* nothing */ ; - for(bp += TAB; bp < term.tabs + col; bp += TAB) + for(bp += tabspaces; bp < term.tabs + col; bp += tabspaces) *bp = 1; } /* update terminal size */ @@ -2107,8 +2107,8 @@ tresize(int col, int row) { void xresize(int col, int row) { - xw.tw = MAX(1, 2*BORDER + col * xw.cw); - xw.th = MAX(1, 2*BORDER + row * xw.ch); + xw.tw = MAX(1, 2*borderpx + col * xw.cw); + xw.th = MAX(1, 2*borderpx + row * xw.ch); XftDrawChange(xw.xft_draw, xw.buf); } @@ -2154,9 +2154,9 @@ xloadcols(void) { void xtermclear(int col1, int row1, int col2, int row2) { XftDrawRect(xw.xft_draw, - &dc.xft_col[IS_SET(MODE_REVERSE) ? DefaultFG : DefaultBG], - BORDER + col1 * xw.cw, - BORDER + row1 * xw.ch, + &dc.xft_col[IS_SET(MODE_REVERSE) ? defaultfg : defaultbg], + borderpx + col1 * xw.cw, + borderpx + row1 * xw.ch, (col2-col1+1) * xw.cw, (row2-row1+1) * xw.ch); } @@ -2167,13 +2167,13 @@ xtermclear(int col1, int row1, int col2, int row2) { void xclear(int x1, int y1, int x2, int y2) { XftDrawRect(xw.xft_draw, - &dc.xft_col[IS_SET(MODE_REVERSE) ? DefaultFG : DefaultBG], + &dc.xft_col[IS_SET(MODE_REVERSE) ? defaultfg : defaultbg], x1, y1, x2-x1, y2-y1); } void xhints(void) { - XClassHint class = {opt_class ? opt_class : TNAME, TNAME}; + XClassHint class = {opt_class ? opt_class : termname, termname}; XWMHints wm = {.flags = InputHint, .input = 1}; XSizeHints *sizeh = NULL; @@ -2184,8 +2184,8 @@ xhints(void) { sizeh->width = xw.w; sizeh->height_inc = xw.ch; sizeh->width_inc = xw.cw; - sizeh->base_height = 2*BORDER; - sizeh->base_width = 2*BORDER; + sizeh->base_height = 2*borderpx; + sizeh->base_width = 2*borderpx; } else { sizeh->flags = PMaxSize | PMinSize; sizeh->min_width = sizeh->max_width = xw.fw; @@ -2293,7 +2293,7 @@ xinit(void) { xw.vis = XDefaultVisual(xw.dpy, xw.scr); /* font */ - usedfont = (opt_font == NULL)? FONT : opt_font; + usedfont = (opt_font == NULL)? font : opt_font; xloadfonts(usedfont, 0); /* colors */ @@ -2313,14 +2313,14 @@ xinit(void) { xw.w = xw.fw; } else { /* window - default size */ - xw.h = 2*BORDER + term.row * xw.ch; - xw.w = 2*BORDER + term.col * xw.cw; + xw.h = 2*borderpx + term.row * xw.ch; + xw.w = 2*borderpx + term.col * xw.cw; xw.fx = 0; xw.fy = 0; } - attrs.background_pixel = dc.xft_col[DefaultBG].pixel; - attrs.border_pixel = dc.xft_col[DefaultBG].pixel; + attrs.background_pixel = dc.xft_col[defaultbg].pixel; + attrs.border_pixel = dc.xft_col[defaultbg].pixel; attrs.bit_gravity = NorthWestGravity; attrs.event_mask = FocusChangeMask | KeyPressMask | ExposureMask | VisibilityChangeMask | StructureNotifyMask @@ -2370,7 +2370,7 @@ xinit(void) { void xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { - int winx = BORDER + x * xw.cw, winy = BORDER + y * xw.ch, + int winx = borderpx + x * xw.cw, winy = borderpx + y * xw.ch, width = charlen * xw.cw; Font *font = &dc.font; XGlyphInfo extents; @@ -2407,8 +2407,8 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { font = &dc.ibfont; if(IS_SET(MODE_REVERSE)) { - if(fg == &dc.xft_col[DefaultFG]) { - fg = &dc.xft_col[DefaultBG]; + if(fg == &dc.xft_col[defaultfg]) { + fg = &dc.xft_col[defaultbg]; } else { colfg.red = ~fg->color.red; colfg.green = ~fg->color.green; @@ -2418,8 +2418,8 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { fg = &revfg; } - if(bg == &dc.xft_col[DefaultBG]) { - bg = &dc.xft_col[DefaultFG]; + if(bg == &dc.xft_col[defaultbg]) { + bg = &dc.xft_col[defaultfg]; } else { colbg.red = ~bg->color.red; colbg.green = ~bg->color.green; @@ -2436,7 +2436,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { /* Intelligent cleaning up of the borders. */ if(x == 0) { - xclear(0, (y == 0)? 0 : winy, BORDER, + xclear(0, (y == 0)? 0 : winy, borderpx, winy + xw.ch + (y == term.row-1)? xw.h : 0); } if(x + charlen >= term.col-1) { @@ -2444,7 +2444,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { (y == term.row-1)? xw.h : (winy + xw.ch)); } if(y == 0) - xclear(winx, 0, winx + width, BORDER); + xclear(winx, 0, winx + width, borderpx); if(y == term.row-1) xclear(winx, winy + xw.ch, winx + width, xw.h); @@ -2462,7 +2462,7 @@ void xdrawcursor(void) { static int oldx = 0, oldy = 0; int sl; - Glyph g = {{' '}, ATTR_NULL, DefaultBG, DefaultCS, 0}; + Glyph g = {{' '}, ATTR_NULL, defaultbg, defaultcs, 0}; LIMIT(oldx, 0, term.col-1); LIMIT(oldy, 0, term.row-1); @@ -2482,10 +2482,10 @@ xdrawcursor(void) { /* draw the new one */ if(!(term.c.state & CURSOR_HIDE)) { if(!(xw.state & WIN_FOCUSED)) - g.bg = DefaultUCS; + g.bg = defaultucs; if(IS_SET(MODE_REVERSE)) - g.mode |= ATTR_REVERSE, g.fg = DefaultCS, g.bg = DefaultFG; + g.mode |= ATTR_REVERSE, g.fg = defaultcs, g.bg = defaultfg; sl = utf8size(g.c); xdraws(g.c, g, term.c.x, term.c.y, 1, sl); @@ -2720,8 +2720,8 @@ cresize(int width, int height) if(height != 0) xw.h = height; - col = (xw.w - 2*BORDER) / xw.cw; - row = (xw.h - 2*BORDER) / xw.ch; + col = (xw.w - 2*borderpx) / xw.cw; + row = (xw.h - 2*borderpx) / xw.ch; if(col == term.col && row == term.row) return;