diff options
| -rw-r--r-- | patches/0st-externalpipe-0.8.4.diff | 92 | ||||
| -rw-r--r-- | patches/0st-xresources-20200604-9ba7ecf.diff | 184 | ||||
| -rw-r--r-- | patches/1st-anysize-0.8.4.diff | 152 | ||||
| -rw-r--r-- | patches/2nd-bold-is-not-bright-20190127-3be4cf1.diff | 27 | ||||
| -rw-r--r-- | patches/3rd-font2-20190416-ba72400.diff | 167 | ||||
| -rw-r--r-- | patches/4th-scrollback-0.8.4.diff | 351 | ||||
| -rw-r--r-- | patches/5th-scrollback-mouse-20191024-a2c479c.diff | 13 | ||||
| -rw-r--r-- | patches/6st-ligatures-scrollback-20210824-0.8.4.diff | 314 |
8 files changed, 1300 insertions, 0 deletions
diff --git a/patches/0st-externalpipe-0.8.4.diff b/patches/0st-externalpipe-0.8.4.diff new file mode 100644 index 0000000..297d746 --- /dev/null +++ b/patches/0st-externalpipe-0.8.4.diff @@ -0,0 +1,92 @@ +diff --git a/st.c b/st.c +index 76b7e0d..0e9a614 100644 +--- a/st.c ++++ b/st.c +@@ -723,8 +723,14 @@ sigchld(int a) + if ((p = waitpid(pid, &stat, WNOHANG)) < 0) + die("waiting for pid %hd failed: %s\n", pid, strerror(errno)); + +- if (pid != p) ++ if (pid != p) { ++ if (p == 0 && wait(&stat) < 0) ++ die("wait: %s\n", strerror(errno)); ++ ++ /* reinstall sigchld handler */ ++ signal(SIGCHLD, sigchld); + return; ++ } + + if (WIFEXITED(stat) && WEXITSTATUS(stat)) + die("child exited with status %d\n", WEXITSTATUS(stat)); +@@ -1926,6 +1932,59 @@ strparse(void) + } + } + ++void ++externalpipe(const Arg *arg) ++{ ++ int to[2]; ++ char buf[UTF_SIZ]; ++ void (*oldsigpipe)(int); ++ Glyph *bp, *end; ++ int lastpos, n, newline; ++ ++ if (pipe(to) == -1) ++ return; ++ ++ switch (fork()) { ++ case -1: ++ close(to[0]); ++ close(to[1]); ++ return; ++ case 0: ++ dup2(to[0], STDIN_FILENO); ++ close(to[0]); ++ close(to[1]); ++ execvp(((char **)arg->v)[0], (char **)arg->v); ++ fprintf(stderr, "st: execvp %s\n", ((char **)arg->v)[0]); ++ perror("failed"); ++ exit(0); ++ } ++ ++ close(to[0]); ++ /* ignore sigpipe for now, in case child exists early */ ++ oldsigpipe = signal(SIGPIPE, SIG_IGN); ++ newline = 0; ++ for (n = 0; n < term.row; n++) { ++ bp = term.line[n]; ++ lastpos = MIN(tlinelen(n) + 1, term.col) - 1; ++ if (lastpos < 0) ++ break; ++ end = &bp[lastpos + 1]; ++ for (; bp < end; ++bp) ++ if (xwrite(to[1], buf, utf8encode(bp->u, buf)) < 0) ++ break; ++ if ((newline = term.line[n][lastpos].mode & ATTR_WRAP)) ++ continue; ++ if (xwrite(to[1], "\n", 1) < 0) ++ break; ++ newline = 0; ++ } ++ if (newline) ++ (void)xwrite(to[1], "\n", 1); ++ close(to[1]); ++ /* restore */ ++ signal(SIGPIPE, oldsigpipe); ++} ++ + void + strdump(void) + { +diff --git a/st.h b/st.h +index 3d351b6..392b64e 100644 +--- a/st.h ++++ b/st.h +@@ -81,6 +81,7 @@ void die(const char *, ...); + void redraw(void); + void draw(void); + ++void externalpipe(const Arg *); + void printscreen(const Arg *); + void printsel(const Arg *); + void sendbreak(const Arg *); diff --git a/patches/0st-xresources-20200604-9ba7ecf.diff b/patches/0st-xresources-20200604-9ba7ecf.diff new file mode 100644 index 0000000..78ba00a --- /dev/null +++ b/patches/0st-xresources-20200604-9ba7ecf.diff @@ -0,0 +1,184 @@ +From 2752a599ee01305a435729bfacf43b1dde7cf0ef Mon Sep 17 00:00:00 2001 +From: Benji Encalada Mora <benji@encalada.dev> +Date: Thu, 4 Jun 2020 00:41:10 -0500 +Subject: [PATCH] fix: replace xfps and actionfps variables + +--- + config.def.h | 36 ++++++++++++++++++++++++ + x.c | 78 +++++++++++++++++++++++++++++++++++++++++++++++++--- + 2 files changed, 110 insertions(+), 4 deletions(-) + +diff --git a/config.def.h b/config.def.h +index 6f05dce..9b99782 100644 +--- a/config.def.h ++++ b/config.def.h +@@ -168,6 +168,42 @@ static unsigned int defaultattr = 11; + */ + static uint forcemousemod = ShiftMask; + ++/* ++ * Xresources preferences to load at startup ++ */ ++ResourcePref resources[] = { ++ { "font", STRING, &font }, ++ { "color0", STRING, &colorname[0] }, ++ { "color1", STRING, &colorname[1] }, ++ { "color2", STRING, &colorname[2] }, ++ { "color3", STRING, &colorname[3] }, ++ { "color4", STRING, &colorname[4] }, ++ { "color5", STRING, &colorname[5] }, ++ { "color6", STRING, &colorname[6] }, ++ { "color7", STRING, &colorname[7] }, ++ { "color8", STRING, &colorname[8] }, ++ { "color9", STRING, &colorname[9] }, ++ { "color10", STRING, &colorname[10] }, ++ { "color11", STRING, &colorname[11] }, ++ { "color12", STRING, &colorname[12] }, ++ { "color13", STRING, &colorname[13] }, ++ { "color14", STRING, &colorname[14] }, ++ { "color15", STRING, &colorname[15] }, ++ { "background", STRING, &colorname[256] }, ++ { "foreground", STRING, &colorname[257] }, ++ { "cursorColor", STRING, &colorname[258] }, ++ { "termname", STRING, &termname }, ++ { "shell", STRING, &shell }, ++ { "minlatency", INTEGER, &minlatency }, ++ { "maxlatency", INTEGER, &maxlatency }, ++ { "blinktimeout", INTEGER, &blinktimeout }, ++ { "bellvolume", INTEGER, &bellvolume }, ++ { "tabspaces", INTEGER, &tabspaces }, ++ { "borderpx", INTEGER, &borderpx }, ++ { "cwscale", FLOAT, &cwscale }, ++ { "chscale", FLOAT, &chscale }, ++}; ++ + /* + * Internal mouse shortcuts. + * Beware that overloading Button1 will disable the selection. +diff --git a/x.c b/x.c +index 210f184..76f167f 100644 +--- a/x.c ++++ b/x.c +@@ -14,6 +14,7 @@ + #include <X11/keysym.h> + #include <X11/Xft/Xft.h> + #include <X11/XKBlib.h> ++#include <X11/Xresource.h> + + char *argv0; + #include "arg.h" +@@ -45,6 +46,19 @@ typedef struct { + signed char appcursor; /* application cursor */ + } Key; + ++/* Xresources preferences */ ++enum resource_type { ++ STRING = 0, ++ INTEGER = 1, ++ FLOAT = 2 ++}; ++ ++typedef struct { ++ char *name; ++ enum resource_type type; ++ void *dst; ++} ResourcePref; ++ + /* X modifiers */ + #define XK_ANY_MOD UINT_MAX + #define XK_NO_MOD 0 +@@ -828,8 +842,8 @@ xclear(int x1, int y1, int x2, int y2) + void + xhints(void) + { +- XClassHint class = {opt_name ? opt_name : termname, +- opt_class ? opt_class : termname}; ++ XClassHint class = {opt_name ? opt_name : "st", ++ opt_class ? opt_class : "St"}; + XWMHints wm = {.flags = InputHint, .input = 1}; + XSizeHints *sizeh; + +@@ -1104,8 +1118,6 @@ xinit(int cols, int rows) + pid_t thispid = getpid(); + XColor xmousefg, xmousebg; + +- if (!(xw.dpy = XOpenDisplay(NULL))) +- die("can't open display\n"); + xw.scr = XDefaultScreen(xw.dpy); + xw.vis = XDefaultVisual(xw.dpy, xw.scr); + +@@ -1964,6 +1976,59 @@ run(void) + } + } + ++int ++resource_load(XrmDatabase db, char *name, enum resource_type rtype, void *dst) ++{ ++ char **sdst = dst; ++ int *idst = dst; ++ float *fdst = dst; ++ ++ char fullname[256]; ++ char fullclass[256]; ++ char *type; ++ XrmValue ret; ++ ++ snprintf(fullname, sizeof(fullname), "%s.%s", ++ opt_name ? opt_name : "st", name); ++ snprintf(fullclass, sizeof(fullclass), "%s.%s", ++ opt_class ? opt_class : "St", name); ++ fullname[sizeof(fullname) - 1] = fullclass[sizeof(fullclass) - 1] = '\0'; ++ ++ XrmGetResource(db, fullname, fullclass, &type, &ret); ++ if (ret.addr == NULL || strncmp("String", type, 64)) ++ return 1; ++ ++ switch (rtype) { ++ case STRING: ++ *sdst = ret.addr; ++ break; ++ case INTEGER: ++ *idst = strtoul(ret.addr, NULL, 10); ++ break; ++ case FLOAT: ++ *fdst = strtof(ret.addr, NULL); ++ break; ++ } ++ return 0; ++} ++ ++void ++config_init(void) ++{ ++ char *resm; ++ XrmDatabase db; ++ ResourcePref *p; ++ ++ XrmInitialize(); ++ resm = XResourceManagerString(xw.dpy); ++ if (!resm) ++ return; ++ ++ db = XrmGetStringDatabase(resm); ++ for (p = resources; p < resources + LEN(resources); p++) ++ resource_load(db, p->name, p->type, p->dst); ++} ++ + void + usage(void) + { +@@ -2037,6 +2102,11 @@ run: + + setlocale(LC_CTYPE, ""); + XSetLocaleModifiers(""); ++ ++ if(!(xw.dpy = XOpenDisplay(NULL))) ++ die("Can't open display\n"); ++ ++ config_init(); + cols = MAX(cols, 1); + rows = MAX(rows, 1); + tnew(cols, rows); +-- +2.26.2 + diff --git a/patches/1st-anysize-0.8.4.diff b/patches/1st-anysize-0.8.4.diff new file mode 100644 index 0000000..2f9a291 --- /dev/null +++ b/patches/1st-anysize-0.8.4.diff @@ -0,0 +1,152 @@ +diff --git a/x.c b/x.c +index 8bf998e..e2cda07 100644 +--- a/x.c ++++ b/x.c +@@ -81,6 +81,7 @@ typedef XftGlyphFontSpec GlyphFontSpec; + typedef struct { + int tw, th; /* tty width and height */ + int w, h; /* window width and height */ ++ int hborderpx, vborderpx; + int ch; /* char height */ + int cw; /* char width */ + int mode; /* window state/mode flags */ +@@ -331,7 +332,7 @@ ttysend(const Arg *arg) + int + evcol(XEvent *e) + { +- int x = e->xbutton.x - borderpx; ++ int x = e->xbutton.x - win.hborderpx; + LIMIT(x, 0, win.tw - 1); + return x / win.cw; + } +@@ -339,7 +340,7 @@ evcol(XEvent *e) + int + evrow(XEvent *e) + { +- int y = e->xbutton.y - borderpx; ++ int y = e->xbutton.y - win.vborderpx; + LIMIT(y, 0, win.th - 1); + return y / win.ch; + } +@@ -723,6 +724,9 @@ cresize(int width, int height) + col = MAX(1, col); + row = MAX(1, row); + ++ win.hborderpx = (win.w - col * win.cw) / 2; ++ win.vborderpx = (win.h - row * win.ch) / 2; ++ + tresize(col, row); + xresize(col, row); + ttyresize(win.tw, win.th); +@@ -840,8 +844,8 @@ xhints(void) + sizeh->flags = PSize | PResizeInc | PBaseSize | PMinSize; + sizeh->height = win.h; + sizeh->width = win.w; +- sizeh->height_inc = win.ch; +- sizeh->width_inc = win.cw; ++ sizeh->height_inc = 1; ++ sizeh->width_inc = 1; + sizeh->base_height = 2 * borderpx; + sizeh->base_width = 2 * borderpx; + sizeh->min_height = win.ch + 2 * borderpx; +@@ -1123,8 +1127,8 @@ xinit(int cols, int rows) + xloadcols(); + + /* adjust fixed window geometry */ +- win.w = 2 * borderpx + cols * win.cw; +- win.h = 2 * borderpx + rows * win.ch; ++ win.w = 2 * win.hborderpx + 2 * borderpx + cols * win.cw; ++ win.h = 2 * win.vborderpx + 2 * borderpx + rows * win.ch; + if (xw.gm & XNegative) + xw.l += DisplayWidth(xw.dpy, xw.scr) - win.w - 2; + if (xw.gm & YNegative) +@@ -1213,7 +1217,7 @@ xinit(int cols, int rows) + int + xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x, int y) + { +- float winx = borderpx + x * win.cw, winy = borderpx + y * win.ch, xp, yp; ++ float winx = win.hborderpx + x * win.cw, winy = win.vborderpx + y * win.ch, xp, yp; + ushort mode, prevmode = USHRT_MAX; + Font *font = &dc.font; + int frcflags = FRC_NORMAL; +@@ -1346,7 +1350,7 @@ void + xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, int y) + { + int charlen = len * ((base.mode & ATTR_WIDE) ? 2 : 1); +- int winx = borderpx + x * win.cw, winy = borderpx + y * win.ch, ++ int winx = win.hborderpx + x * win.cw, winy = win.vborderpx + y * win.ch, + width = charlen * win.cw; + Color *fg, *bg, *temp, revfg, revbg, truefg, truebg; + XRenderColor colfg, colbg; +@@ -1436,17 +1440,17 @@ xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, i + + /* Intelligent cleaning up of the borders. */ + if (x == 0) { +- xclear(0, (y == 0)? 0 : winy, borderpx, ++ xclear(0, (y == 0)? 0 : winy, win.vborderpx, + winy + win.ch + +- ((winy + win.ch >= borderpx + win.th)? win.h : 0)); ++ ((winy + win.ch >= win.vborderpx + win.th)? win.h : 0)); + } +- if (winx + width >= borderpx + win.tw) { ++ if (winx + width >= win.hborderpx + win.tw) { + xclear(winx + width, (y == 0)? 0 : winy, win.w, +- ((winy + win.ch >= borderpx + win.th)? win.h : (winy + win.ch))); ++ ((winy + win.ch >= win.vborderpx + win.th)? win.h : (winy + win.ch))); + } + if (y == 0) +- xclear(winx, 0, winx + width, borderpx); +- if (winy + win.ch >= borderpx + win.th) ++ xclear(winx, 0, winx + width, win.vborderpx); ++ if (winy + win.ch >= win.vborderpx + win.th) + xclear(winx, winy + win.ch, winx + width, win.h); + + /* Clean up the region we want to draw to. */ +@@ -1540,35 +1544,35 @@ xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og) + case 3: /* Blinking Underline */ + case 4: /* Steady Underline */ + XftDrawRect(xw.draw, &drawcol, +- borderpx + cx * win.cw, +- borderpx + (cy + 1) * win.ch - \ ++ win.hborderpx + cx * win.cw, ++ win.vborderpx + (cy + 1) * win.ch - \ + cursorthickness, + win.cw, cursorthickness); + break; + case 5: /* Blinking bar */ + case 6: /* Steady bar */ + XftDrawRect(xw.draw, &drawcol, +- borderpx + cx * win.cw, +- borderpx + cy * win.ch, ++ win.hborderpx + cx * win.cw, ++ win.vborderpx + cy * win.ch, + cursorthickness, win.ch); + break; + } + } else { + XftDrawRect(xw.draw, &drawcol, +- borderpx + cx * win.cw, +- borderpx + cy * win.ch, ++ win.hborderpx + cx * win.cw, ++ win.vborderpx + cy * win.ch, + win.cw - 1, 1); + XftDrawRect(xw.draw, &drawcol, +- borderpx + cx * win.cw, +- borderpx + cy * win.ch, ++ win.hborderpx + cx * win.cw, ++ win.vborderpx + cy * win.ch, + 1, win.ch - 1); + XftDrawRect(xw.draw, &drawcol, +- borderpx + (cx + 1) * win.cw - 1, +- borderpx + cy * win.ch, ++ win.hborderpx + (cx + 1) * win.cw - 1, ++ win.vborderpx + cy * win.ch, + 1, win.ch - 1); + XftDrawRect(xw.draw, &drawcol, +- borderpx + cx * win.cw, +- borderpx + (cy + 1) * win.ch - 1, ++ win.hborderpx + cx * win.cw, ++ win.vborderpx + (cy + 1) * win.ch - 1, + win.cw, 1); + } + } diff --git a/patches/2nd-bold-is-not-bright-20190127-3be4cf1.diff b/patches/2nd-bold-is-not-bright-20190127-3be4cf1.diff new file mode 100644 index 0000000..dd3e5bf --- /dev/null +++ b/patches/2nd-bold-is-not-bright-20190127-3be4cf1.diff @@ -0,0 +1,27 @@ +From e8f3c86d93613eef5af187dfd2dba9ae9919a2ee Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rapha=C3=ABl=20Proust?= <code@bnwr.net> +Date: Sun, 27 Jan 2019 13:31:28 +0800 +Subject: [PATCH] Show bold not as bright + +--- + x.c | 4 ---- + 1 file changed, 4 deletions(-) + +diff --git a/x.c b/x.c +index 0422421..904e1dc 100644 +--- a/x.c ++++ b/x.c +@@ -1296,10 +1296,6 @@ xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, i + bg = &dc.col[base.bg]; + } + +- /* Change basic system colors [0-7] to bright system colors [8-15] */ +- if ((base.mode & ATTR_BOLD_FAINT) == ATTR_BOLD && BETWEEN(base.fg, 0, 7)) +- fg = &dc.col[base.fg + 8]; +- + if (IS_SET(MODE_REVERSE)) { + if (fg == &dc.col[defaultfg]) { + fg = &dc.col[defaultbg]; +-- +2.20.1 + diff --git a/patches/3rd-font2-20190416-ba72400.diff b/patches/3rd-font2-20190416-ba72400.diff new file mode 100644 index 0000000..c7a2950 --- /dev/null +++ b/patches/3rd-font2-20190416-ba72400.diff @@ -0,0 +1,167 @@ +From ba724004c6a368e452114f7dc147a9978fe0f3b4 Mon Sep 17 00:00:00 2001 +From: Kirill Bugaev <kirill.bugaev87@gmail.com> +Date: Tue, 16 Apr 2019 04:31:30 +0800 +Subject: [PATCH] This patch allows to add spare font besides default. Some + glyphs can be not present in default font. For this glyphs st uses + font-config and try to find them in font cache first. This patch append fonts + defined in font2 variable to the beginning of font cache. So they will be + used first for glyphs that absent in default font. + +--- + config.def.h | 6 +++ + x.c | 101 +++++++++++++++++++++++++++++++++++++++++++++++++++ + 2 files changed, 107 insertions(+) + +diff --git a/config.def.h b/config.def.h +index 482901e..676719e 100644 +--- a/config.def.h ++++ b/config.def.h +@@ -6,6 +6,12 @@ + * font: see http://freedesktop.org/software/fontconfig/fontconfig-user.html + */ + static char *font = "Liberation Mono:pixelsize=12:antialias=true:autohint=true"; ++/* Spare fonts */ ++static char *font2[] = { ++/* "Inconsolata for Powerline:pixelsize=12:antialias=true:autohint=true", */ ++/* "Hack Nerd Font Mono:pixelsize=11:antialias=true:autohint=true", */ ++}; ++ + static int borderpx = 2; + + /* +diff --git a/x.c b/x.c +index 5828a3b..d37e59d 100644 +--- a/x.c ++++ b/x.c +@@ -149,6 +149,8 @@ static void xhints(void); + static int xloadcolor(int, const char *, Color *); + static int xloadfont(Font *, FcPattern *); + static void xloadfonts(char *, double); ++static int xloadsparefont(FcPattern *, int); ++static void xloadsparefonts(void); + static void xunloadfont(Font *); + static void xunloadfonts(void); + static void xsetenv(void); +@@ -296,6 +298,7 @@ zoomabs(const Arg *arg) + { + xunloadfonts(); + xloadfonts(usedfont, arg->f); ++ xloadsparefonts(); + cresize(0, 0); + redraw(); + xhints(); +@@ -977,6 +980,101 @@ xloadfonts(char *fontstr, double fontsize) + FcPatternDestroy(pattern); + } + ++int ++xloadsparefont(FcPattern *pattern, int flags) ++{ ++ FcPattern *match; ++ FcResult result; ++ ++ match = FcFontMatch(NULL, pattern, &result); ++ if (!match) { ++ return 1; ++ } ++ ++ if (!(frc[frclen].font = XftFontOpenPattern(xw.dpy, match))) { ++ FcPatternDestroy(match); ++ return 1; ++ } ++ ++ frc[frclen].flags = flags; ++ /* Believe U+0000 glyph will present in each default font */ ++ frc[frclen].unicodep = 0; ++ frclen++; ++ ++ return 0; ++} ++ ++void ++xloadsparefonts(void) ++{ ++ FcPattern *pattern; ++ double sizeshift, fontval; ++ int fc; ++ char **fp; ++ ++ if (frclen != 0) ++ die("can't embed spare fonts. cache isn't empty"); ++ ++ /* Calculate count of spare fonts */ ++ fc = sizeof(font2) / sizeof(*font2); ++ if (fc == 0) ++ return; ++ ++ /* Allocate memory for cache entries. */ ++ if (frccap < 4 * fc) { ++ frccap += 4 * fc - frccap; ++ frc = xrealloc(frc, frccap * sizeof(Fontcache)); ++ } ++ ++ for (fp = font2; fp - font2 < fc; ++fp) { ++ ++ if (**fp == '-') ++ pattern = XftXlfdParse(*fp, False, False); ++ else ++ pattern = FcNameParse((FcChar8 *)*fp); ++ ++ if (!pattern) ++ die("can't open spare font %s\n", *fp); ++ ++ if (defaultfontsize > 0) { ++ sizeshift = usedfontsize - defaultfontsize; ++ if (sizeshift != 0 && ++ FcPatternGetDouble(pattern, FC_PIXEL_SIZE, 0, &fontval) == ++ FcResultMatch) { ++ fontval += sizeshift; ++ FcPatternDel(pattern, FC_PIXEL_SIZE); ++ FcPatternDel(pattern, FC_SIZE); ++ FcPatternAddDouble(pattern, FC_PIXEL_SIZE, fontval); ++ } ++ } ++ ++ FcPatternAddBool(pattern, FC_SCALABLE, 1); ++ ++ FcConfigSubstitute(NULL, pattern, FcMatchPattern); ++ XftDefaultSubstitute(xw.dpy, xw.scr, pattern); ++ ++ if (xloadsparefont(pattern, FRC_NORMAL)) ++ die("can't open spare font %s\n", *fp); ++ ++ FcPatternDel(pattern, FC_SLANT); ++ FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC); ++ if (xloadsparefont(pattern, FRC_ITALIC)) ++ die("can't open spare font %s\n", *fp); ++ ++ FcPatternDel(pattern, FC_WEIGHT); ++ FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD); ++ if (xloadsparefont(pattern, FRC_ITALICBOLD)) ++ die("can't open spare font %s\n", *fp); ++ ++ FcPatternDel(pattern, FC_SLANT); ++ FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ROMAN); ++ if (xloadsparefont(pattern, FRC_BOLD)) ++ die("can't open spare font %s\n", *fp); ++ ++ FcPatternDestroy(pattern); ++ } ++} ++ + void + xunloadfont(Font *f) + { +@@ -1057,6 +1155,9 @@ xinit(int cols, int rows) + usedfont = (opt_font == NULL)? font : opt_font; + xloadfonts(usedfont, 0); + ++ /* spare fonts */ ++ xloadsparefonts(); ++ + /* colors */ + xw.cmap = XDefaultColormap(xw.dpy, xw.scr); + xloadcols(); +-- +2.21.0 + diff --git a/patches/4th-scrollback-0.8.4.diff b/patches/4th-scrollback-0.8.4.diff new file mode 100644 index 0000000..88e0c79 --- /dev/null +++ b/patches/4th-scrollback-0.8.4.diff @@ -0,0 +1,351 @@ +diff --git a/config.def.h b/config.def.h +index 6f05dce..93cbcc0 100644 +--- a/config.def.h ++++ b/config.def.h +@@ -199,6 +199,8 @@ static Shortcut shortcuts[] = { + { TERMMOD, XK_Y, selpaste, {.i = 0} }, + { ShiftMask, XK_Insert, selpaste, {.i = 0} }, + { TERMMOD, XK_Num_Lock, numlock, {.i = 0} }, ++ { ShiftMask, XK_Page_Up, kscrollup, {.i = -1} }, ++ { ShiftMask, XK_Page_Down, kscrolldown, {.i = -1} }, + }; + + /* +diff --git a/st.c b/st.c +index 76b7e0d..edec064 100644 +--- a/st.c ++++ b/st.c +@@ -35,6 +35,7 @@ + #define ESC_ARG_SIZ 16 + #define STR_BUF_SIZ ESC_BUF_SIZ + #define STR_ARG_SIZ ESC_ARG_SIZ ++#define HISTSIZE 2000 + + /* macros */ + #define IS_SET(flag) ((term.mode & (flag)) != 0) +@@ -42,6 +43,9 @@ + #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, +@@ -115,6 +119,9 @@ typedef struct { + 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 */ +@@ -184,8 +191,8 @@ static void tnewline(int); + static void tputtab(int); + static void tputc(Rune); + static void treset(void); +-static void tscrollup(int, int); +-static void tscrolldown(int, int); ++static void tscrollup(int, int, int); ++static void tscrolldown(int, int, int); + static void tsetattr(int *, int); + static void tsetchar(Rune, Glyph *, int, int); + static void tsetdirt(int, int); +@@ -414,10 +421,10 @@ tlinelen(int y) + { + int i = term.col; + +- if (term.line[y][i - 1].mode & ATTR_WRAP) ++ if (TLINE(y)[i - 1].mode & ATTR_WRAP) + return i; + +- while (i > 0 && term.line[y][i - 1].u == ' ') ++ while (i > 0 && TLINE(y)[i - 1].u == ' ') + --i; + + return i; +@@ -526,7 +533,7 @@ selsnap(int *x, int *y, int direction) + * Snap around if the word wraps around at the end or + * beginning of a line. + */ +- prevgp = &term.line[*y][*x]; ++ prevgp = &TLINE(*y)[*x]; + prevdelim = ISDELIM(prevgp->u); + for (;;) { + newx = *x + direction; +@@ -541,14 +548,14 @@ selsnap(int *x, int *y, int direction) + yt = *y, xt = *x; + else + yt = newy, xt = newx; +- if (!(term.line[yt][xt].mode & ATTR_WRAP)) ++ if (!(TLINE(yt)[xt].mode & ATTR_WRAP)) + break; + } + + if (newx >= tlinelen(newy)) + break; + +- gp = &term.line[newy][newx]; ++ gp = &TLINE(newy)[newx]; + delim = ISDELIM(gp->u); + if (!(gp->mode & ATTR_WDUMMY) && (delim != prevdelim + || (delim && gp->u != prevgp->u))) +@@ -569,14 +576,14 @@ selsnap(int *x, int *y, int direction) + *x = (direction < 0) ? 0 : term.col - 1; + if (direction < 0) { + for (; *y > 0; *y += direction) { +- if (!(term.line[*y-1][term.col-1].mode ++ if (!(TLINE(*y-1)[term.col-1].mode + & ATTR_WRAP)) { + break; + } + } + } else if (direction > 0) { + for (; *y < term.row-1; *y += direction) { +- if (!(term.line[*y][term.col-1].mode ++ if (!(TLINE(*y)[term.col-1].mode + & ATTR_WRAP)) { + break; + } +@@ -607,13 +614,13 @@ getsel(void) + } + + if (sel.type == SEL_RECTANGULAR) { +- gp = &term.line[y][sel.nb.x]; ++ gp = &TLINE(y)[sel.nb.x]; + lastx = sel.ne.x; + } else { +- gp = &term.line[y][sel.nb.y == y ? sel.nb.x : 0]; ++ gp = &TLINE(y)[sel.nb.y == y ? sel.nb.x : 0]; + lastx = (sel.ne.y == y) ? sel.ne.x : term.col-1; + } +- last = &term.line[y][MIN(lastx, linelen-1)]; ++ last = &TLINE(y)[MIN(lastx, linelen-1)]; + while (last >= gp && last->u == ' ') + --last; + +@@ -848,6 +855,9 @@ void + ttywrite(const char *s, size_t n, int may_echo) + { + const char *next; ++ Arg arg = (Arg) { .i = term.scr }; ++ ++ kscrolldown(&arg); + + if (may_echo && IS_SET(MODE_ECHO)) + twrite(s, n, 1); +@@ -1059,13 +1069,53 @@ tswapscreen(void) + } + + void +-tscrolldown(int orig, int n) ++kscrolldown(const Arg* a) ++{ ++ int n = a->i; ++ ++ if (n < 0) ++ n = term.row + n; ++ ++ if (n > term.scr) ++ n = term.scr; ++ ++ if (term.scr > 0) { ++ term.scr -= n; ++ selscroll(0, -n); ++ tfulldirt(); ++ } ++} ++ ++void ++kscrollup(const Arg* a) ++{ ++ int n = a->i; ++ ++ if (n < 0) ++ n = term.row + n; ++ ++ if (term.scr <= HISTSIZE-n) { ++ term.scr += n; ++ selscroll(0, n); ++ tfulldirt(); ++ } ++} ++ ++void ++tscrolldown(int orig, int n, int copyhist) + { + int i; + Line temp; + + 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; ++ } ++ + tsetdirt(orig, term.bot-n); + tclearregion(0, term.bot-n+1, term.col-1, term.bot); + +@@ -1075,17 +1125,28 @@ tscrolldown(int orig, int n) + term.line[i-n] = temp; + } + +- selscroll(orig, n); ++ if (term.scr == 0) ++ selscroll(orig, n); + } + + void +-tscrollup(int orig, int n) ++tscrollup(int orig, int n, int copyhist) + { + int i; + Line temp; + + 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 (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); + +@@ -1095,7 +1156,8 @@ tscrollup(int orig, int n) + term.line[i+n] = temp; + } + +- selscroll(orig, -n); ++ if (term.scr == 0) ++ selscroll(orig, -n); + } + + void +@@ -1124,7 +1186,7 @@ tnewline(int first_col) + int y = term.c.y; + + if (y == term.bot) { +- tscrollup(term.top, 1); ++ tscrollup(term.top, 1, 1); + } else { + y++; + } +@@ -1289,14 +1351,14 @@ void + tinsertblankline(int n) + { + if (BETWEEN(term.c.y, term.top, term.bot)) +- tscrolldown(term.c.y, n); ++ tscrolldown(term.c.y, n, 0); + } + + void + tdeleteline(int n) + { + if (BETWEEN(term.c.y, term.top, term.bot)) +- tscrollup(term.c.y, n); ++ tscrollup(term.c.y, n, 0); + } + + int32_t +@@ -1733,11 +1795,11 @@ csihandle(void) + break; + case 'S': /* SU -- Scroll <n> line up */ + DEFAULT(csiescseq.arg[0], 1); +- tscrollup(term.top, csiescseq.arg[0]); ++ 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]); ++ tscrolldown(term.top, csiescseq.arg[0], 0); + break; + case 'L': /* IL -- Insert <n> blank lines */ + DEFAULT(csiescseq.arg[0], 1); +@@ -2241,7 +2303,7 @@ eschandle(uchar ascii) + return 0; + case 'D': /* IND -- Linefeed */ + if (term.c.y == term.bot) { +- tscrollup(term.top, 1); ++ tscrollup(term.top, 1, 1); + } else { + tmoveto(term.c.x, term.c.y+1); + } +@@ -2254,7 +2316,7 @@ eschandle(uchar ascii) + break; + case 'M': /* RI -- Reverse index */ + if (term.c.y == term.top) { +- tscrolldown(term.top, 1); ++ tscrolldown(term.top, 1, 1); + } else { + tmoveto(term.c.x, term.c.y-1); + } +@@ -2464,7 +2526,7 @@ twrite(const char *buf, int buflen, int show_ctrl) + void + tresize(int col, int row) + { +- int i; ++ int i, j; + int minrow = MIN(row, term.row); + int mincol = MIN(col, term.col); + int *bp; +@@ -2501,6 +2563,14 @@ tresize(int col, int row) + 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)); +@@ -2559,7 +2629,7 @@ drawregion(int x1, int y1, int x2, int y2) + continue; + + term.dirty[y] = 0; +- xdrawline(term.line[y], x1, y, x2); ++ xdrawline(TLINE(y), x1, y, x2); + } + } + +@@ -2580,8 +2650,9 @@ draw(void) + cx--; + + drawregion(0, 0, term.col, term.row); +- xdrawcursor(cx, term.c.y, term.line[term.c.y][cx], +- term.ocx, term.ocy, term.line[term.ocy][term.ocx]); ++ 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(); +diff --git a/st.h b/st.h +index 3d351b6..f44e1d3 100644 +--- a/st.h ++++ b/st.h +@@ -81,6 +81,8 @@ void die(const char *, ...); + void redraw(void); + void draw(void); + ++void kscrolldown(const Arg *); ++void kscrollup(const Arg *); + void printscreen(const Arg *); + void printsel(const Arg *); + void sendbreak(const Arg *); diff --git a/patches/5th-scrollback-mouse-20191024-a2c479c.diff b/patches/5th-scrollback-mouse-20191024-a2c479c.diff new file mode 100644 index 0000000..49eba8e --- /dev/null +++ b/patches/5th-scrollback-mouse-20191024-a2c479c.diff @@ -0,0 +1,13 @@ +diff --git a/config.def.h b/config.def.h +index ec1b576..4b3bf15 100644 +--- a/config.def.h ++++ b/config.def.h +@@ -163,6 +163,8 @@ static uint forcemousemod = ShiftMask; + */ + static MouseShortcut mshortcuts[] = { + /* mask button function argument release */ ++ { ShiftMask, Button4, kscrollup, {.i = 1} }, ++ { ShiftMask, Button5, kscrolldown, {.i = 1} }, + { XK_ANY_MOD, Button2, selpaste, {.i = 0}, 1 }, + { XK_ANY_MOD, Button4, ttysend, {.s = "\031"} }, + { XK_ANY_MOD, Button5, ttysend, {.s = "\005"} }, diff --git a/patches/6st-ligatures-scrollback-20210824-0.8.4.diff b/patches/6st-ligatures-scrollback-20210824-0.8.4.diff new file mode 100644 index 0000000..94e842a --- /dev/null +++ b/patches/6st-ligatures-scrollback-20210824-0.8.4.diff @@ -0,0 +1,314 @@ +diff --git a/Makefile b/Makefile +index 470ac86..38240da 100644 +--- a/Makefile ++++ b/Makefile +@@ -4,7 +4,7 @@ + + include config.mk + +-SRC = st.c x.c ++SRC = st.c x.c hb.c + OBJ = $(SRC:.c=.o) + + all: options st +@@ -22,7 +22,8 @@ config.h: + $(CC) $(STCFLAGS) -c $< + + st.o: config.h st.h win.h +-x.o: arg.h config.h st.h win.h ++x.o: arg.h config.h st.h win.h hb.h ++hb.o: st.h + + $(OBJ): config.h config.mk + +diff --git a/config.mk b/config.mk +index c070a4a..3d236f0 100644 +--- a/config.mk ++++ b/config.mk +@@ -15,10 +15,12 @@ PKG_CONFIG = pkg-config + # includes and libs + INCS = -I$(X11INC) \ + `$(PKG_CONFIG) --cflags fontconfig` \ +- `$(PKG_CONFIG) --cflags freetype2` ++ `$(PKG_CONFIG) --cflags freetype2` \ ++ `$(PKG_CONFIG) --cflags harfbuzz` + LIBS = -L$(X11LIB) -lm -lrt -lX11 -lutil -lXft \ + `$(PKG_CONFIG) --libs fontconfig` \ +- `$(PKG_CONFIG) --libs freetype2` ++ `$(PKG_CONFIG) --libs freetype2` \ ++ `$(PKG_CONFIG) --libs harfbuzz` + + # flags + STCPPFLAGS = -DVERSION=\"$(VERSION)\" -D_XOPEN_SOURCE=600 +diff --git a/hb.c b/hb.c +new file mode 100644 +index 0000000..f9c4f76 +--- /dev/null ++++ b/hb.c +@@ -0,0 +1,144 @@ ++#include <stdlib.h> ++#include <stdio.h> ++#include <math.h> ++#include <X11/Xft/Xft.h> ++#include <hb.h> ++#include <hb-ft.h> ++ ++#include "st.h" ++ ++#define FEATURE(c1,c2,c3,c4) { .tag = HB_TAG(c1,c2,c3,c4), .value = 1, .start = HB_FEATURE_GLOBAL_START, .end = HB_FEATURE_GLOBAL_END } ++ ++void hbtransformsegment(XftFont *xfont, const Glyph *string, hb_codepoint_t *codepoints, int start, int length); ++hb_font_t *hbfindfont(XftFont *match); ++ ++typedef struct { ++ XftFont *match; ++ hb_font_t *font; ++} HbFontMatch; ++ ++static int hbfontslen = 0; ++static HbFontMatch *hbfontcache = NULL; ++ ++/* ++ * Replace 0 with a list of font features, wrapped in FEATURE macro, e.g. ++ * FEATURE('c', 'a', 'l', 't'), FEATURE('d', 'l', 'i', 'g') ++ */ ++hb_feature_t features[] = { 0 }; ++ ++void ++hbunloadfonts() ++{ ++ for (int i = 0; i < hbfontslen; i++) { ++ hb_font_destroy(hbfontcache[i].font); ++ XftUnlockFace(hbfontcache[i].match); ++ } ++ ++ if (hbfontcache != NULL) { ++ free(hbfontcache); ++ hbfontcache = NULL; ++ } ++ hbfontslen = 0; ++} ++ ++hb_font_t * ++hbfindfont(XftFont *match) ++{ ++ for (int i = 0; i < hbfontslen; i++) { ++ if (hbfontcache[i].match == match) ++ return hbfontcache[i].font; ++ } ++ ++ /* Font not found in cache, caching it now. */ ++ hbfontcache = realloc(hbfontcache, sizeof(HbFontMatch) * (hbfontslen + 1)); ++ FT_Face face = XftLockFace(match); ++ hb_font_t *font = hb_ft_font_create(face, NULL); ++ if (font == NULL) ++ die("Failed to load Harfbuzz font."); ++ ++ hbfontcache[hbfontslen].match = match; ++ hbfontcache[hbfontslen].font = font; ++ hbfontslen += 1; ++ ++ return font; ++} ++ ++void ++hbtransform(XftGlyphFontSpec *specs, const Glyph *glyphs, size_t len, int x, int y) ++{ ++ int start = 0, length = 1, gstart = 0; ++ hb_codepoint_t *codepoints = calloc((unsigned int)len, sizeof(hb_codepoint_t)); ++ ++ for (int idx = 1, specidx = 1; idx < len; idx++) { ++ if (glyphs[idx].mode & ATTR_WDUMMY) { ++ length += 1; ++ continue; ++ } ++ ++ if (specs[specidx].font != specs[start].font || ATTRCMP(glyphs[gstart], glyphs[idx]) || selected(x + idx, y) != selected(x + gstart, y)) { ++ hbtransformsegment(specs[start].font, glyphs, codepoints, gstart, length); ++ ++ /* Reset the sequence. */ ++ length = 1; ++ start = specidx; ++ gstart = idx; ++ } else { ++ length += 1; ++ } ++ ++ specidx++; ++ } ++ ++ /* EOL. */ ++ hbtransformsegment(specs[start].font, glyphs, codepoints, gstart, length); ++ ++ /* Apply the transformation to glyph specs. */ ++ for (int i = 0, specidx = 0; i < len; i++) { ++ if (glyphs[i].mode & ATTR_WDUMMY) ++ continue; ++ ++ if (codepoints[i] != specs[specidx].glyph) ++ ((Glyph *)glyphs)[i].mode |= ATTR_LIGA; ++ ++ specs[specidx++].glyph = codepoints[i]; ++ } ++ ++ free(codepoints); ++} ++ ++void ++hbtransformsegment(XftFont *xfont, const Glyph *string, hb_codepoint_t *codepoints, int start, int length) ++{ ++ hb_font_t *font = hbfindfont(xfont); ++ if (font == NULL) ++ return; ++ ++ Rune rune; ++ ushort mode = USHRT_MAX; ++ hb_buffer_t *buffer = hb_buffer_create(); ++ hb_buffer_set_direction(buffer, HB_DIRECTION_LTR); ++ ++ /* Fill buffer with codepoints. */ ++ for (int i = start; i < (start+length); i++) { ++ rune = string[i].u; ++ mode = string[i].mode; ++ if (mode & ATTR_WDUMMY) ++ rune = 0x0020; ++ hb_buffer_add_codepoints(buffer, &rune, 1, 0, 1); ++ } ++ ++ /* Shape the segment. */ ++ hb_shape(font, buffer, features, sizeof(features)); ++ ++ /* Get new glyph info. */ ++ hb_glyph_info_t *info = hb_buffer_get_glyph_infos(buffer, NULL); ++ ++ /* Write new codepoints. */ ++ for (int i = 0; i < length; i++) { ++ hb_codepoint_t gid = info[i].codepoint; ++ codepoints[start+i] = gid; ++ } ++ ++ /* Cleanup. */ ++ hb_buffer_destroy(buffer); ++} +diff --git a/hb.h b/hb.h +new file mode 100644 +index 0000000..07888df +--- /dev/null ++++ b/hb.h +@@ -0,0 +1,6 @@ ++#include <X11/Xft/Xft.h> ++#include <hb.h> ++#include <hb-ft.h> ++ ++void hbunloadfonts(); ++void hbtransform(XftGlyphFontSpec *, const Glyph *, size_t, int, int); +diff --git a/st.c b/st.c +index edec064..ea13c13 100644 +--- a/st.c ++++ b/st.c +@@ -2652,7 +2652,8 @@ draw(void) + 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, term.ocy, term.line[term.ocy][term.ocx], ++ term.line[term.ocy], term.col); + term.ocx = cx; + term.ocy = term.c.y; + xfinishdraw(); +diff --git a/st.h b/st.h +index f44e1d3..00c796c 100644 +--- a/st.h ++++ b/st.h +@@ -11,7 +11,8 @@ + #define DIVCEIL(n, d) (((n) + ((d) - 1)) / (d)) + #define DEFAULT(a, b) (a) = (a) ? (a) : (b) + #define LIMIT(x, a, b) (x) = (x) < (a) ? (a) : (x) > (b) ? (b) : (x) +-#define ATTRCMP(a, b) ((a).mode != (b).mode || (a).fg != (b).fg || \ ++#define ATTRCMP(a, b) (((a).mode & (~ATTR_WRAP) & (~ATTR_LIGA)) != ((b).mode & (~ATTR_WRAP) & (~ATTR_LIGA)) || \ ++ (a).fg != (b).fg || \ + (a).bg != (b).bg) + #define TIMEDIFF(t1, t2) ((t1.tv_sec-t2.tv_sec)*1000 + \ + (t1.tv_nsec-t2.tv_nsec)/1E6) +@@ -33,6 +34,7 @@ enum glyph_attribute { + ATTR_WRAP = 1 << 8, + ATTR_WIDE = 1 << 9, + ATTR_WDUMMY = 1 << 10, ++ ATTR_LIGA = 1 << 11, + ATTR_BOLD_FAINT = ATTR_BOLD | ATTR_FAINT, + }; + +diff --git a/win.h b/win.h +index a6ef1b9..bc0d180 100644 +--- a/win.h ++++ b/win.h +@@ -25,7 +25,7 @@ enum win_mode { + + void xbell(void); + void xclipcopy(void); +-void xdrawcursor(int, int, Glyph, int, int, Glyph); ++void xdrawcursor(int, int, Glyph, int, int, Glyph, Line, int); + void xdrawline(Line, int, int, int); + void xfinishdraw(void); + void xloadcols(void); +diff --git a/x.c b/x.c +index 210f184..f6d67ef 100644 +--- a/x.c ++++ b/x.c +@@ -19,6 +19,7 @@ char *argv0; + #include "arg.h" + #include "st.h" + #include "win.h" ++#include "hb.h" + + /* types used in config.h */ + typedef struct { +@@ -1031,6 +1032,9 @@ xunloadfont(Font *f) + void + xunloadfonts(void) + { ++ /* Clear Harfbuzz font cache. */ ++ hbunloadfonts(); ++ + /* Free the loaded fonts in the font cache. */ + while (frclen > 0) + XftFontClose(xw.dpy, frc[--frclen].font); +@@ -1229,7 +1233,7 @@ xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x + mode = glyphs[i].mode; + + /* Skip dummy wide-character spacing. */ +- if (mode == ATTR_WDUMMY) ++ if (mode & ATTR_WDUMMY) + continue; + + /* Determine font for glyph if different from previous glyph. */ +@@ -1336,6 +1340,9 @@ xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x + numspecs++; + } + ++ /* Harfbuzz transformation for ligatures. */ ++ hbtransform(specs, glyphs, len, x, y); ++ + return numspecs; + } + +@@ -1485,14 +1492,17 @@ xdrawglyph(Glyph g, int x, int y) + } + + void +-xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og) ++xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og, Line line, int len) + { + Color drawcol; + + /* remove the old cursor */ + if (selected(ox, oy)) + og.mode ^= ATTR_REVERSE; +- xdrawglyph(og, ox, oy); ++ ++ /* Redraw the line where cursor was previously. ++ * It will restore the ligatures broken by the cursor. */ ++ xdrawline(line, 0, oy, len); + + if (IS_SET(MODE_HIDE)) + return; |