patched font2

config.def.h

@@ -8,6 +8,12 @@
 static char *font = "Liberation Mono:pixelsize=12:antialias=true:autohint=true";
 static int borderpx = 2;
 
+/* Spare fonts */
+static char *font2[] = {
+/*	"Inconsolata for Powerline:pixelsize=12:antialias=true:autohint=true", */
+/*	"Hack Nerd Font Mono:pixelsize=11:antialias=true:autohint=true", */
+};
+
 /*
  * What program is execed by st depends of these precedence rules:
  * 1: program passed with -e

st-externalpipe-0.8.4.diff

@@ -1,92 +0,0 @@
-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 *);

st-fonts2-0.8.5.diff

@@ -0,0 +1,163 @@
+From 1635e04d3643dd4caa0c7c2043b585c6d7e4705f Mon Sep 17 00:00:00 2001
+From: Rizqi Nur Assyaufi <bandithijo@gmail.com>
+Date: Mon, 18 Jul 2022 01:15:45 +0800
+Subject: [PATCH] [st][patch][font2] Add patch for st-0.8.5
+
+---
+ config.def.h |   6 +++
+ x.c          | 101 +++++++++++++++++++++++++++++++++++++++++++++++++++
+ 2 files changed, 107 insertions(+)
+
+diff --git a/config.def.h b/config.def.h
+index 91ab8ca..717b2f0 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 8a16faa..220fc4f 100644
+--- a/x.c
++++ b/x.c
+@@ -157,6 +157,8 @@ static void xhints(void);
+ static int xloadcolor(int, const char *, Color *);
+ static int xloadfont(Font *, FcPattern *);
+ static void xloadfonts(const char *, double);
++static int xloadsparefont(FcPattern *, int);
++static void xloadsparefonts(void);
+ static void xunloadfont(Font *);
+ static void xunloadfonts(void);
+ static void xsetenv(void);
+@@ -306,6 +308,7 @@ zoomabs(const Arg *arg)
+ {
+ 	xunloadfonts();
+ 	xloadfonts(usedfont, arg->f);
++	xloadsparefonts();
+ 	cresize(0, 0);
+ 	redraw();
+ 	xhints();
+@@ -1034,6 +1037,101 @@ xloadfonts(const 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)
+ {
+@@ -1131,6 +1229,9 @@ 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();
+--
+2.37.1
+

st.c

@@ -718,14 +718,8 @@ 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 (p == 0 && wait(&stat) < 0)
-			die("wait: %s\n", strerror(errno));
-
-		/* reinstall sigchld handler */
-		signal(SIGCHLD, sigchld);
+	if (pid != p)
 		return;
-	}
 
 	if (WIFEXITED(stat) && WEXITSTATUS(stat))
 		die("child exited with status %d\n", WEXITSTATUS(stat));
@@ -1987,59 +1981,6 @@ 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)
 {

st.h

@@ -81,7 +81,6 @@ 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 *);

x.c

@@ -157,6 +157,8 @@ static void xhints(void);
 static int xloadcolor(int, const char *, Color *);
 static int xloadfont(Font *, FcPattern *);
 static void xloadfonts(const char *, double);
+static int xloadsparefont(FcPattern *, int);
+static void xloadsparefonts(void);
 static void xunloadfont(Font *);
 static void xunloadfonts(void);
 static void xsetenv(void);
@@ -306,6 +308,7 @@ zoomabs(const Arg *arg)
 {
 	xunloadfonts();
 	xloadfonts(usedfont, arg->f);
+	xloadsparefonts();
 	cresize(0, 0);
 	redraw();
 	xhints();
@@ -1050,6 +1053,102 @@ xloadfonts(const 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)
 {
@@ -1147,6 +1246,9 @@ 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();