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diff --git a/.cache/clangd/index/st.c.E8CA231F6CA78C63.idx b/.cache/clangd/index/st.c.E8CA231F6CA78C63.idx
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diff --git a/.cache/clangd/index/win.h.6205A783DBE07871.idx b/.cache/clangd/index/win.h.6205A783DBE07871.idx
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diff --git a/.cache/clangd/index/x.c.A60DB311B91E8C2C.idx b/.cache/clangd/index/x.c.A60DB311B91E8C2C.idx
new file mode 100644
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diff --git a/.gitignore b/.gitignore
index 689f412..fc92f23 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,5 @@
 /st
 st.o
 x.o
+compile_commands.json
+.cache
diff --git a/Makefile b/Makefile
index 15db421..0e887b5 100644
--- a/Makefile
+++ b/Makefile
@@ -2,6 +2,8 @@
 # See LICENSE file for copyright and license details.
 .POSIX:
 
+.PHONY: all tooling
+
 include config.mk
 
 SRC = st.c x.c
@@ -9,6 +11,8 @@ OBJ = $(SRC:.c=.o)
 
 all: st
 
+tooling: compile_commands.json
+
 config.h:
 	cp config.def.h config.h
 
@@ -20,6 +24,9 @@ x.o: arg.h config.h st.h win.h
 
 $(OBJ): config.h config.mk
 
+compile_commands.json: clean
+	bear -- make st
+
 st: $(OBJ)
 	$(CC) -o $@ $(OBJ) $(STLDFLAGS)
 
diff --git a/config.h b/config.h
index df7519c..73ef5b7 100644
--- a/config.h
+++ b/config.h
@@ -6,7 +6,7 @@
  * font: see http://freedesktop.org/software/fontconfig/fontconfig-user.html
  */
 static char *font = "TamzenForPowerline:pixelsize=16:style=regular:antialias=false:hinting=false";
-static int borderpx = 4;
+static int borderpx = 2;
 
 /*
  * What program is execed by st depends of these precedence rules:
@@ -65,7 +65,7 @@ static unsigned int blinktimeout = 800;
 /*
  * thickness of underline and bar cursors
  */
-static unsigned int cursorthickness = 2;
+static unsigned int cursorthickness = 4;
 
 /*
  * bell volume. It must be a value between -100 and 100. Use 0 for disabling
diff --git a/config.mk b/config.mk
index fdc29a7..9c3f709 100644
--- a/config.mk
+++ b/config.mk
@@ -33,4 +33,4 @@ STLDFLAGS = $(LIBS) $(LDFLAGS)
 #MANPREFIX = ${PREFIX}/man
 
 # compiler and linker
-# CC = c99
+CC = clang
diff --git a/patches/st-font2-0.8.5.diff b/patches/st-font2-0.8.5.diff
deleted file mode 100644
index 9b22b8a..0000000
--- a/patches/st-font2-0.8.5.diff
+++ /dev/null
@@ -1,163 +0,0 @@
-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
-
diff --git a/x.c b/x.c
index bd23686..f28c233 100644
--- a/x.c
+++ b/x.c
@@ -415,8 +415,8 @@ mousereport(XEvent *e)
 
 	if (!IS_SET(MODE_MOUSEX10)) {
 		code += ((state & ShiftMask  ) ?  4 : 0)
-		      + ((state & Mod1Mask   ) ?  8 : 0) /* meta key: alt */
-		      + ((state & ControlMask) ? 16 : 0);
+					+ ((state & Mod1Mask   ) ?  8 : 0) /* meta key: alt */
+					+ ((state & ControlMask) ? 16 : 0);
 	}
 
 	if (IS_SET(MODE_MOUSESGR)) {
@@ -437,11 +437,11 @@ uint
 buttonmask(uint button)
 {
 	return button == Button1 ? Button1Mask
-	     : button == Button2 ? Button2Mask
-	     : button == Button3 ? Button3Mask
-	     : button == Button4 ? Button4Mask
-	     : button == Button5 ? Button5Mask
-	     : 0;
+			 : button == Button2 ? Button2Mask
+			 : button == Button3 ? Button3Mask
+			 : button == Button4 ? Button4Mask
+			 : button == Button5 ? Button5Mask
+			 : 0;
 }
 
 int
@@ -454,9 +454,9 @@ mouseaction(XEvent *e, uint release)
 
 	for (ms = mshortcuts; ms < mshortcuts + LEN(mshortcuts); ms++) {
 		if (ms->release == release &&
-		    ms->button == e->xbutton.button &&
-		    (match(ms->mod, state) ||  /* exact or forced */
-		     match(ms->mod, state & ~forcemousemod))) {
+				ms->button == e->xbutton.button &&
+				(match(ms->mod, state) ||  /* exact or forced */
+				 match(ms->mod, state & ~forcemousemod))) {
 			ms->func(&(ms->arg));
 			return 1;
 		}
@@ -782,7 +782,7 @@ xloadcolor(int i, const char *name, Color *ncolor)
 				color.green = color.blue = color.red;
 			}
 			return XftColorAllocValue(xw.dpy, xw.vis,
-			                          xw.cmap, &color, ncolor);
+																xw.cmap, &color, ncolor);
 		} else
 			name = colorname[i];
 	}
@@ -860,7 +860,7 @@ void
 xhints(void)
 {
 	XClassHint class = {opt_name ? opt_name : termname,
-	                    opt_class ? opt_class : termname};
+											opt_class ? opt_class : termname};
 	XWMHints wm = {.flags = InputHint, .input = 1};
 	XSizeHints *sizeh;
 
@@ -941,22 +941,22 @@ xloadfont(Font *f, FcPattern *pattern)
 	}
 
 	if ((XftPatternGetInteger(pattern, "slant", 0, &wantattr) ==
-	    XftResultMatch)) {
+			XftResultMatch)) {
 		/*
 		 * Check if xft was unable to find a font with the appropriate
 		 * slant but gave us one anyway. Try to mitigate.
 		 */
 		if ((XftPatternGetInteger(f->match->pattern, "slant", 0,
-		    &haveattr) != XftResultMatch) || haveattr < wantattr) {
+				&haveattr) != XftResultMatch) || haveattr < wantattr) {
 			f->badslant = 1;
 			fputs("font slant does not match\n", stderr);
 		}
 	}
 
 	if ((XftPatternGetInteger(pattern, "weight", 0, &wantattr) ==
-	    XftResultMatch)) {
+			XftResultMatch)) {
 		if ((XftPatternGetInteger(f->match->pattern, "weight", 0,
-		    &haveattr) != XftResultMatch) || haveattr != wantattr) {
+				&haveattr) != XftResultMatch) || haveattr != wantattr) {
 			f->badweight = 1;
 			fputs("font weight does not match\n", stderr);
 		}
@@ -1022,7 +1022,7 @@ xloadfonts(const char *fontstr, double fontsize)
 
 	if (usedfontsize < 0) {
 		FcPatternGetDouble(dc.font.match->pattern,
-		                   FC_PIXEL_SIZE, 0, &fontval);
+											 FC_PIXEL_SIZE, 0, &fontval);
 		usedfontsize = fontval;
 		if (fontsize == 0)
 			defaultfontsize = fontval;
@@ -1084,17 +1084,17 @@ ximopen(Display *dpy)
 
 	if (XSetIMValues(xw.ime.xim, XNDestroyCallback, &imdestroy, NULL))
 		fprintf(stderr, "XSetIMValues: "
-		                "Could not set XNDestroyCallback.\n");
+										"Could not set XNDestroyCallback.\n");
 
 	xw.ime.spotlist = XVaCreateNestedList(0, XNSpotLocation, &xw.ime.spot,
-	                                      NULL);
+																				NULL);
 
 	if (xw.ime.xic == NULL) {
 		xw.ime.xic = XCreateIC(xw.ime.xim, XNInputStyle,
-		                       XIMPreeditNothing | XIMStatusNothing,
-		                       XNClientWindow, xw.win,
-		                       XNDestroyCallback, &icdestroy,
-		                       NULL);
+													 XIMPreeditNothing | XIMStatusNothing,
+													 XNClientWindow, xw.win,
+													 XNDestroyCallback, &icdestroy,
+													 NULL);
 	}
 	if (xw.ime.xic == NULL)
 		fprintf(stderr, "XCreateIC: Could not create input context.\n");
@@ -1107,7 +1107,7 @@ ximinstantiate(Display *dpy, XPointer client, XPointer call)
 {
 	if (ximopen(dpy))
 		XUnregisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL,
-		                                 ximinstantiate, NULL);
+																		 ximinstantiate, NULL);
 }
 
 void
@@ -1115,7 +1115,7 @@ ximdestroy(XIM xim, XPointer client, XPointer call)
 {
 	xw.ime.xim = NULL;
 	XRegisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL,
-	                               ximinstantiate, NULL);
+																 ximinstantiate, NULL);
 	XFree(xw.ime.spotlist);
 }
 
@@ -1193,7 +1193,7 @@ xinit(int cols, int rows)
 	/* input methods */
 	if (!ximopen(xw.dpy)) {
 		XRegisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL,
-	                                       ximinstantiate, NULL);
+																				 ximinstantiate, NULL);
 	}
 
 	/* white cursor, black outline */
@@ -1312,7 +1312,7 @@ xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x
 		if (f >= frclen) {
 			if (!font->set)
 				font->set = FcFontSort(0, font->pattern,
-				                       1, 0, &fcres);
+															 1, 0, &fcres);
 			fcsets[0] = font->set;
 
 			/*
@@ -1376,7 +1376,7 @@ xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, i
 {
 	int charlen = len * ((base.mode & ATTR_WIDE) ? 2 : 1);
 	int winx = borderpx + x * win.cw, winy = borderpx + y * win.ch,
-	    width = charlen * win.cw;
+			width = charlen * win.cw;
 	Color *fg, *bg, *temp, revfg, revbg, truefg, truebg;
 	XRenderColor colfg, colbg;
 	XRectangle r;
@@ -1386,7 +1386,7 @@ xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, i
 		if (dc.ibfont.badslant || dc.ibfont.badweight)
 			base.fg = defaultattr;
 	} else if ((base.mode & ATTR_ITALIC && dc.ifont.badslant) ||
-	    (base.mode & ATTR_BOLD && dc.bfont.badweight)) {
+			(base.mode & ATTR_BOLD && dc.bfont.badweight)) {
 		base.fg = defaultattr;
 	}
 
@@ -1621,7 +1621,7 @@ xseticontitle(char *p)
 		p = opt_title;
 
 	if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle,
-	                                &prop) != Success)
+																	&prop) != Success)
 		return;
 	XSetWMIconName(xw.dpy, xw.win, &prop);
 	XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmiconname);
@@ -1638,7 +1638,7 @@ xsettitle(char *p)
 		p = opt_title;
 
 	if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle,
-	                                &prop) != Success)
+																	&prop) != Success)
 		return;
 	XSetWMName(xw.dpy, xw.win, &prop);
 	XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmname);
@@ -1995,7 +1995,7 @@ run(void)
 				drawing = 1;
 			}
 			timeout = (maxlatency - TIMEDIFF(now, trigger)) \
-			          / maxlatency * minlatency;
+								/ maxlatency * minlatency;
 			if (timeout > 0)
 				continue;  /* we have time, try to find idle */
 		}
@@ -2024,13 +2024,13 @@ void
 usage(void)
 {
 	die("usage: %s [-aiv] [-c class] [-f font] [-g geometry]"
-	    " [-n name] [-o file]\n"
-	    "          [-T title] [-t title] [-w windowid]"
-	    " [[-e] command [args ...]]\n"
-	    "       %s [-aiv] [-c class] [-f font] [-g geometry]"
-	    " [-n name] [-o file]\n"
-	    "          [-T title] [-t title] [-w windowid] -l line"
-	    " [stty_args ...]\n", argv0, argv0);
+			" [-n name] [-o file]\n"
+			"          [-T title] [-t title] [-w windowid]"
+			" [[-e] command [args ...]]\n"
+			"       %s [-aiv] [-c class] [-f font] [-g geometry]"
+			" [-n name] [-o file]\n"
+			"          [-T title] [-t title] [-w windowid] -l line"
+			" [stty_args ...]\n", argv0, argv0);
 }
 
 int