prepared 0.4

.hgtags

@@ -1,2 +1,3 @@
 d31b5ad96b0ba7b5b0a30928fcf000428339a577 0.1
 0a6472e2203994bc5738d40a340d26f7ec9d6062 0.2
+7e66082e5092fb0bccd18a3695a0bec52c80fdb2 0.3

Makefile

@@ -41,9 +41,15 @@ dist: clean
 install: all
 	@mkdir -p ${DESTDIR}${PREFIX}/bin
 	@cp -f ${BIN} ${DESTDIR}${PREFIX}/bin
+	@for i in ${BIN}; do \
+		chmod 755 ${DESTDIR}${PREFIX}/bin/`basename $$i`; \
+	done
 	@echo installed executable files to ${DESTDIR}${PREFIX}/bin
 	@mkdir -p ${DESTDIR}${MANPREFIX}/man1
 	@cp -f ${MAN1} ${DESTDIR}${MANPREFIX}/man1
+	@for i in ${MAN1}; do \
+		chmod 444 ${DESTDIR}${MANPREFIX}/man1/`basename $$i`; \
+	done
 	@echo installed manual pages to ${DESTDIR}${MANPREFIX}/man1
 
 uninstall:

TODO

@@ -1 +0,0 @@
-- improve mouse based resizals with quadrant approach (then I think we have feature completeness already)

client.c

@@ -16,19 +16,19 @@ resizetitle(Client *c)
 {
 	int i;
 
-	c->bw = 0;
+	c->tw = 0;
 	for(i = 0; i < TLast; i++)
 		if(c->tags[i])
-			c->bw += textw(c->tags[i]);
-	c->bw += textw(c->name);
-	if(c->bw > *c->w)
-		c->bw = *c->w + 2;
-	c->bx = *c->x + *c->w - c->bw + 2;
-	c->by = *c->y;
+			c->tw += textw(c->tags[i]);
+	c->tw += textw(c->name);
+	if(c->tw > c->w)
+		c->tw = c->w + 2;
+	c->tx = c->x + c->w - c->tw + 2;
+	c->ty = c->y;
 	if(c->tags[tsel])
-		XMoveResizeWindow(dpy, c->title, c->bx, c->by, c->bw, c->bh);
+		XMoveResizeWindow(dpy, c->title, c->tx, c->ty, c->tw, c->th);
 	else
-		XMoveResizeWindow(dpy, c->title, c->bx + 2 * sw, c->by, c->bw, c->bh);
+		XMoveResizeWindow(dpy, c->title, c->tx + 2 * sw, c->ty, c->tw, c->th);
 
 }
 
@@ -43,8 +43,8 @@ xerrordummy(Display *dsply, XErrorEvent *ee)
 void
 ban(Client *c)
 {
-	XMoveWindow(dpy, c->win, *c->x + 2 * sw, *c->y);
-	XMoveWindow(dpy, c->title, c->bx + 2 * sw, c->by);
+	XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
+	XMoveWindow(dpy, c->title, c->tx + 2 * sw, c->ty);
 }
 
 void
@@ -128,12 +128,12 @@ gravitate(Client *c, Bool invert)
 	case EastGravity:
 	case CenterGravity:
 	case WestGravity:
-		dy = -(*c->h / 2) + c->border;
+		dy = -(c->h / 2) + c->border;
 		break;
 	case SouthEastGravity:
 	case SouthGravity:
 	case SouthWestGravity:
-		dy = -(*c->h);
+		dy = -(c->h);
 		break;
 	default:
 		break;
@@ -149,12 +149,12 @@ gravitate(Client *c, Bool invert)
 	case NorthGravity:
 	case CenterGravity:
 	case SouthGravity:
-		dx = -(*c->w / 2) + c->border;
+		dx = -(c->w / 2) + c->border;
 		break;
 	case NorthEastGravity:
 	case EastGravity:
 	case SouthEastGravity:
-		dx = -(*c->w + c->border);
+		dx = -(c->w + c->border);
 		break;
 	default:
 		break;
@@ -164,8 +164,8 @@ gravitate(Client *c, Bool invert)
 		dx = -dx;
 		dy = -dy;
 	}
-	*c->x += dx;
-	*c->y += dy;
+	c->x += dx;
+	c->y += dy;
 }
 
 void
@@ -203,19 +203,14 @@ manage(Window w, XWindowAttributes *wa)
 
 	c = emallocz(sizeof(Client));
 	c->win = w;
-	c->bx = c->fx = c->tx = wa->x;
-	c->by = c->fy = c->ty = wa->y;
-	c->bw = c->fw = c->tw = wa->width;
-	c->fh = c->th = wa->height;
-	c->bh = bh;
+	c->x = c->tx = wa->x;
+	c->y = c->ty = wa->y;
+	c->w = c->tw = wa->width;
+	c->h = wa->height;
+	c->th = bh;
 
-	diff = sw - c->fw;
-	c->fx = random() % (diff ? diff : 1);
-	diff = sh - c->fh - bh;
-	c->fy = random() % (diff ? diff : 1);
-
-	if(c->fy < bh)
-		c->by = c->fy = c->ty = bh;
+	if(c->y < bh)
+		c->y = c->ty = bh;
 
 	c->border = 1;
 	c->proto = getproto(c->win);
@@ -227,7 +222,7 @@ manage(Window w, XWindowAttributes *wa)
 	twa.background_pixmap = ParentRelative;
 	twa.event_mask = ExposureMask;
 
-	c->title = XCreateWindow(dpy, root, c->bx, c->by, c->bw, c->bh,
+	c->title = XCreateWindow(dpy, root, c->tx, c->ty, c->tw, c->th,
 			0, DefaultDepth(dpy, screen), CopyFromParent,
 			DefaultVisual(dpy, screen),
 			CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);
@@ -239,20 +234,19 @@ manage(Window w, XWindowAttributes *wa)
 
 	XGrabButton(dpy, Button1, ControlMask, c->win, False, ButtonPressMask,
 			GrabModeAsync, GrabModeSync, None, None);
-	XGrabButton(dpy, Button1, Mod1Mask, c->win, False, ButtonPressMask,
+	XGrabButton(dpy, Button1, MODKEY, c->win, False, ButtonPressMask,
 			GrabModeAsync, GrabModeSync, None, None);
-	XGrabButton(dpy, Button2, Mod1Mask, c->win, False, ButtonPressMask,
+	XGrabButton(dpy, Button2, MODKEY, c->win, False, ButtonPressMask,
 			GrabModeAsync, GrabModeSync, None, None);
-	XGrabButton(dpy, Button3, Mod1Mask, c->win, False, ButtonPressMask,
+	XGrabButton(dpy, Button3, MODKEY, c->win, False, ButtonPressMask,
 			GrabModeAsync, GrabModeSync, None, None);
 
 	if(!c->isfloat)
-		c->isfloat = trans
-			|| ((c->maxw == c->minw) && (c->maxh == c->minh));
+		c->isfloat = trans || (c->maxw && c->minw &&
+				(c->maxw == c->minw) && (c->maxh == c->minh));
+
 
-	setgeom(c);
 	settitle(c);
-
 	arrange(NULL);
 
 	/* mapping the window now prevents flicker */
@@ -272,10 +266,10 @@ maximize(Arg *arg)
 {
 	if(!sel)
 		return;
-	*sel->x = sx;
-	*sel->y = sy + bh;
-	*sel->w = sw - 2 * sel->border;
-	*sel->h = sh - 2 * sel->border - bh;
+	sel->x = sx;
+	sel->y = sy + bh;
+	sel->w = sw - 2 * sel->border;
+	sel->h = sh - 2 * sel->border - bh;
 	higher(sel);
 	resize(sel, False, TopLeft);
 }
@@ -296,43 +290,43 @@ void
 resize(Client *c, Bool inc, Corner sticky)
 {
 	XConfigureEvent e;
-	int right = *c->x + *c->w;
-	int bottom = *c->y + *c->h;
+	int right = c->x + c->w;
+	int bottom = c->y + c->h;
 
 	if(inc) {
 		if(c->incw)
-			*c->w -= (*c->w - c->basew) % c->incw;
+			c->w -= (c->w - c->basew) % c->incw;
 		if(c->inch)
-			*c->h -= (*c->h - c->baseh) % c->inch;
+			c->h -= (c->h - c->baseh) % c->inch;
 	}
-	if(*c->x > sw) /* might happen on restart */
-		*c->x = sw - *c->w;
-	if(*c->y > sh)
-		*c->y = sh - *c->h;
-	if(c->minw && *c->w < c->minw)
-		*c->w = c->minw;
-	if(c->minh && *c->h < c->minh)
-		*c->h = c->minh;
-	if(c->maxw && *c->w > c->maxw)
-		*c->w = c->maxw;
-	if(c->maxh && *c->h > c->maxh)
-		*c->h = c->maxh;
+	if(c->x > sw) /* might happen on restart */
+		c->x = sw - c->w;
+	if(c->y > sh)
+		c->y = sh - c->h;
+	if(c->minw && c->w < c->minw)
+		c->w = c->minw;
+	if(c->minh && c->h < c->minh)
+		c->h = c->minh;
+	if(c->maxw && c->w > c->maxw)
+		c->w = c->maxw;
+	if(c->maxh && c->h > c->maxh)
+		c->h = c->maxh;
 	if(sticky == TopRight || sticky == BotRight)
-		*c->x = right - *c->w;
+		c->x = right - c->w;
 	if(sticky == BotLeft || sticky == BotRight)
-		*c->y = bottom - *c->h;
+		c->y = bottom - c->h;
 
 	resizetitle(c);
 	XSetWindowBorderWidth(dpy, c->win, 1);
-	XMoveResizeWindow(dpy, c->win, *c->x, *c->y, *c->w, *c->h);
+	XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);
 
 	e.type = ConfigureNotify;
 	e.event = c->win;
 	e.window = c->win;
-	e.x = *c->x;
-	e.y = *c->y;
-	e.width = *c->w;
-	e.height = *c->h;
+	e.x = c->x;
+	e.y = c->y;
+	e.width = c->w;
+	e.height = c->h;
 	e.border_width = c->border;
 	e.above = None;
 	e.override_redirect = False;
@@ -340,23 +334,6 @@ resize(Client *c, Bool inc, Corner sticky)
 	XSync(dpy, False);
 }
 
-void
-setgeom(Client *c)
-{
-	if((arrange == dotile) && !c->isfloat) {
-		c->x = &c->tx;
-		c->y = &c->ty;
-		c->w = &c->tw;
-		c->h = &c->th;
-	}
-	else {
-		c->x = &c->fx;
-		c->y = &c->fy;
-		c->w = &c->fw;
-		c->h = &c->fh;
-	}
-}
-
 void
 setsize(Client *c)
 {

config.mk

@@ -7,13 +7,13 @@ MANPREFIX = ${PREFIX}/share/man
 X11INC = /usr/X11R6/include
 X11LIB = /usr/X11R6/lib
 
-VERSION = 0.3
+VERSION = 0.4
 
 # includes and libs
 LIBS = -L${PREFIX}/lib -L/usr/lib -lc -L${X11LIB} -lX11
 
 # Linux/BSD
-CFLAGS = -Os -I. -I${PREFIX}/include -I/usr/include -I${X11INC} \
+CFLAGS = -O3 -I. -I${PREFIX}/include -I/usr/include -I${X11INC} \
 	-DVERSION=\"${VERSION}\"
 LDFLAGS = ${LIBS}
 #CFLAGS = -g -Wall -O2 -I. -I${PREFIX}/include -I/usr/include -I${X11INC} \

dwm.1

@@ -1,4 +1,4 @@
-.TH DWM 1 dwm-0.2
+.TH DWM 1 dwm-0.4
 .SH NAME
 dwm \- dynamic window manager
 .SH SYNOPSIS

dwm.h

@@ -11,6 +11,7 @@
 #define BGCOLOR				"#0a2c2d"
 #define FGCOLOR				"#ddeeee"
 #define BORDERCOLOR			"#176164"
+#define MODKEY				 Mod1Mask /* Mod4Mask */
 /*
 #define BGCOLOR				"#666699"
 #define FGCOLOR				"#eeeeee"
@@ -29,8 +30,6 @@ typedef struct Client Client;
 typedef enum Corner Corner;
 typedef struct DC DC;
 typedef struct Fnt Fnt;
-typedef struct Key Key;
-typedef struct Rule Rule;
 
 union Arg {
 	const char **argv;
@@ -68,10 +67,8 @@ struct Client {
 	char name[256];
 	char *tags[TLast];
 	int proto;
-	int *x, *y, *w, *h; /* current geom */
-	int bx, by, bw, bh; /* title bar */
-	int fx, fy, fw, fh; /* floating geom */
-	int tx, ty, tw, th; /* tiled geom */
+	int x, y, w, h;
+	int tx, ty, tw, th; /* title */
 	int basew, baseh, incw, inch, maxw, maxh, minw, minh;
 	int grav;
 	unsigned int border;
@@ -83,20 +80,6 @@ struct Client {
 	Window title;
 };
 
-struct Rule {
-	const char *class;
-	const char *instance;
-	char *tags[TLast];
-	Bool isfloat;
-};
-
-struct Key {
-	unsigned long mod;
-	KeySym keysym;
-	void (*func)(Arg *arg);
-	Arg arg;
-};
-
 extern char *tags[TLast], stext[1024];
 extern int tsel, screen, sx, sy, sw, sh, bx, by, bw, bh, mw;
 extern void (*handler[LASTEvent])(XEvent *);
@@ -107,7 +90,6 @@ extern Client *clients, *sel;
 extern Cursor cursor[CurLast];
 extern DC dc;
 extern Display *dpy;
-extern Key key[];
 extern Window root, barwin;
 
 /* client.c */
@@ -125,7 +107,6 @@ extern void manage(Window w, XWindowAttributes *wa);
 extern void maximize(Arg *arg);
 extern void pop(Client *c);
 extern void resize(Client *c, Bool inc, Corner sticky);
-extern void setgeom(Client *c);
 extern void setsize(Client *c);
 extern void settitle(Client *c);
 extern void unmanage(Client *c);

dwm.html

@@ -106,7 +106,7 @@
 		</p>
 		<h3>Download</h3>
 		<ul>
-			<li><a href="http://10kloc.org/download/dwm-0.3.tar.gz">dwm 0.3</a> (13kb) (20060719)</li>
+			<li><a href="http://10kloc.org/download/dwm-0.4.tar.gz">dwm 0.4</a> (13kb) (20060720)</li>
 		</ul>
 		<h3>Miscellaneous</h3>
 		<p>

event.c

@@ -12,35 +12,58 @@
 #define MouseMask       (ButtonMask | PointerMotionMask)
 
 /* CUSTOMIZE */
-const char *term[] = { "xterm", NULL };
 
-Key key[] = {
+typedef struct {
+	unsigned long mod;
+	KeySym keysym;
+	void (*func)(Arg *arg);
+	Arg arg;
+} Key;
+
+/*
+const char *browse[] = { "firefox", NULL };
+const char *gimp[] = { "gimp", NULL };
+*/
+const char *term[] = { "xterm", NULL };
+/*
+	"urxvtc", "-tr", "+sb", "-bg", "black", "-fg", "white", "-cr", "white",
+	"-fn", "-*-terminus-medium-*-*-*-13-*-*-*-*-*-iso10646-*", NULL
+};
+coonst char *xlock[] = { "xlock", NULL };
+*/
+
+static Key key[] = {
 	/* modifier				key			function	arguments */
 	{ ControlMask,			XK_0,		appendtag,	{ .i = Tscratch } }, 
 	{ ControlMask,			XK_1,		appendtag,	{ .i = Tdev } }, 
 	{ ControlMask,			XK_2,		appendtag,	{ .i = Twww } }, 
 	{ ControlMask,			XK_3,		appendtag,	{ .i = Twork } }, 
-	{ Mod1Mask,				XK_0,		view,		{ .i = Tscratch } }, 
-	{ Mod1Mask,				XK_1,		view,		{ .i = Tdev } }, 
-	{ Mod1Mask,				XK_2,		view,		{ .i = Twww } }, 
-	{ Mod1Mask,				XK_3,		view,		{ .i = Twork } }, 
-	{ Mod1Mask,				XK_j,		focusnext,		{ 0 } }, 
-	{ Mod1Mask,				XK_k,		focusprev,		{ 0 } },
-	{ Mod1Mask,				XK_m,		maximize,		{ 0 } }, 
-	{ Mod1Mask,				XK_space,	dotile,		{ 0 } }, 
-	{ Mod1Mask,				XK_Return,	zoom,		{ 0 } },
+	{ MODKEY,				XK_0,		view,		{ .i = Tscratch } }, 
+	{ MODKEY,				XK_1,		view,		{ .i = Tdev } }, 
+	{ MODKEY,				XK_2,		view,		{ .i = Twww } }, 
+	{ MODKEY,				XK_3,		view,		{ .i = Twork } }, 
+	{ MODKEY,				XK_j,		focusnext,		{ 0 } }, 
+	{ MODKEY,				XK_k,		focusprev,		{ 0 } },
+	{ MODKEY,				XK_m,		maximize,		{ 0 } }, 
+	{ MODKEY,				XK_space,	dotile,		{ 0 } }, 
+	{ MODKEY,				XK_Return,	zoom,		{ 0 } },
 	{ ControlMask|ShiftMask,XK_0,		heretag,	{ .i = Tscratch } }, 
 	{ ControlMask|ShiftMask,XK_1,		heretag,	{ .i = Tdev } }, 
 	{ ControlMask|ShiftMask,XK_2,		heretag,	{ .i = Twww } }, 
 	{ ControlMask|ShiftMask,XK_3,		heretag,	{ .i = Twork } }, 
-	{ Mod1Mask|ShiftMask,	XK_0,		replacetag,		{ .i = Tscratch } }, 
-	{ Mod1Mask|ShiftMask,	XK_1,		replacetag,		{ .i = Tdev } }, 
-	{ Mod1Mask|ShiftMask,	XK_2,		replacetag,		{ .i = Twww } }, 
-	{ Mod1Mask|ShiftMask,	XK_3,		replacetag,		{ .i = Twork } }, 
-	{ Mod1Mask|ShiftMask,	XK_c,		killclient,		{ 0 } }, 
-	{ Mod1Mask|ShiftMask,	XK_q,		quit,		{ 0 } },
-	{ Mod1Mask|ShiftMask,	XK_space,	dofloat,	{ 0 } }, 
-	{ Mod1Mask|ShiftMask,	XK_Return,	spawn,		{ .argv = term } },
+	{ MODKEY|ShiftMask,		XK_0,		replacetag,		{ .i = Tscratch } }, 
+	{ MODKEY|ShiftMask,		XK_1,		replacetag,		{ .i = Tdev } }, 
+	{ MODKEY|ShiftMask,		XK_2,		replacetag,		{ .i = Twww } }, 
+	{ MODKEY|ShiftMask,		XK_3,		replacetag,		{ .i = Twork } }, 
+	{ MODKEY|ShiftMask,		XK_c,		killclient,		{ 0 } }, 
+	/*
+	{ MODKEY|ShiftMask,		XK_g,		spawn,		{ .argv = gimp } },
+	{ MODKEY|ShiftMask,		XK_l,		spawn,		{ .argv = xlock } },
+	*/
+	{ MODKEY|ShiftMask,		XK_q,		quit,		{ 0 } },
+	{ MODKEY|ShiftMask,		XK_space,	dofloat,	{ 0 } }, 
+	/*{ MODKEY|ShiftMask,		XK_w,		spawn,		{ .argv = browse } },*/
+	{ MODKEY|ShiftMask,		XK_Return,	spawn,		{ .argv = term } },
 };
 
 /* static */
@@ -53,8 +76,8 @@ movemouse(Client *c)
 	unsigned int dui;
 	Window dummy;
 
-	ocx = *c->x;
-	ocy = *c->y;
+	ocx = c->x;
+	ocy = c->y;
 	if(XGrabPointer(dpy, root, False, MouseMask, GrabModeAsync, GrabModeAsync,
 				None, cursor[CurMove], CurrentTime) != GrabSuccess)
 		return;
@@ -68,8 +91,8 @@ movemouse(Client *c)
 			break;
 		case MotionNotify:
 			XSync(dpy, False);
-			*c->x = ocx + (ev.xmotion.x - x1);
-			*c->y = ocy + (ev.xmotion.y - y1);
+			c->x = ocx + (ev.xmotion.x - x1);
+			c->y = ocy + (ev.xmotion.y - y1);
 			resize(c, False, TopLeft);
 			break;
 		case ButtonRelease:
@@ -86,12 +109,12 @@ resizemouse(Client *c)
 	int ocx, ocy;
 	Corner sticky;
 
-	ocx = *c->x;
-	ocy = *c->y;
+	ocx = c->x;
+	ocy = c->y;
 	if(XGrabPointer(dpy, root, False, MouseMask, GrabModeAsync, GrabModeAsync,
 				None, cursor[CurResize], CurrentTime) != GrabSuccess)
 		return;
-	XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, *c->w, *c->h);
+	XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w, c->h);
 	for(;;) {
 		XMaskEvent(dpy, MouseMask | ExposureMask, &ev);
 		switch(ev.type) {
@@ -101,10 +124,10 @@ resizemouse(Client *c)
 			break;
 		case MotionNotify:
 			XSync(dpy, False);
-			*c->w = abs(ocx - ev.xmotion.x);
-			*c->h = abs(ocy - ev.xmotion.y);
-			*c->x = (ocx <= ev.xmotion.x) ? ocx : ocx - *c->w;
-			*c->y = (ocy <= ev.xmotion.y) ? ocy : ocy - *c->h;
+			c->w = abs(ocx - ev.xmotion.x);
+			c->h = abs(ocy - ev.xmotion.y);
+			c->x = (ocx <= ev.xmotion.x) ? ocx : ocx - c->w;
+			c->y = (ocy <= ev.xmotion.y) ? ocy : ocy - c->h;
 			if(ocx <= ev.xmotion.x)
 				sticky = (ocy <= ev.xmotion.y) ? TopLeft : BotLeft;
 			else
@@ -186,13 +209,13 @@ configurerequest(XEvent *e)
 	if((c = getclient(ev->window))) {
 		gravitate(c, True);
 		if(ev->value_mask & CWX)
-			*c->x = ev->x;
+			c->x = ev->x;
 		if(ev->value_mask & CWY)
-			*c->y = ev->y;
+			c->y = ev->y;
 		if(ev->value_mask & CWWidth)
-			*c->w = ev->width;
+			c->w = ev->width;
 		if(ev->value_mask & CWHeight)
-			*c->h = ev->height;
+			c->h = ev->height;
 		if(ev->value_mask & CWBorderWidth)
 			c->border = 1;
 		gravitate(c, False);

tag.c

@@ -4,15 +4,25 @@
  */
 #include "dwm.h"
 
+#include <regex.h>
+#include <stdio.h>
 #include <string.h>
+#include <sys/types.h>
 #include <X11/Xutil.h>
 
 /* static */
 
+typedef struct {
+	const char *pattern;
+	char *tags[TLast];
+	Bool isfloat;
+} Rule;
+
 /* CUSTOMIZE */ 
 static Rule rule[] = {
-	/* class			instance	tags						isfloat */
-	{ "Firefox-bin",	"firefox-bin",	{ [Twww] = "www" },			False },
+	/* class			instance	tags		isfloat */
+	{ "Firefox.*",	{ [Twww] = "www" },			False },
+	{ "Gimp.*",		{ 0 },						True},
 };
 
 /* extern */
@@ -43,7 +53,6 @@ dofloat(Arg *arg)
 
 	arrange = dofloat;
 	for(c = clients; c; c = c->next) {
-		setgeom(c);
 		if(c->tags[tsel]) {
 			resize(c, True, TopLeft);
 		}
@@ -77,7 +86,6 @@ dotile(Arg *arg)
 		h = sh - bh;
 
 	for(i = 0, c = clients; c; c = c->next) {
-		setgeom(c);
 		if(c->tags[tsel]) {
 			if(c->isfloat) {
 				higher(c);
@@ -85,28 +93,28 @@ dotile(Arg *arg)
 				continue;
 			}
 			if(n == 1) {
-				*c->x = sx;
-				*c->y = sy + bh;
-				*c->w = sw - 2 * c->border;
-				*c->h = sh - 2 * c->border - bh;
+				c->x = sx;
+				c->y = sy + bh;
+				c->w = sw - 2 * c->border;
+				c->h = sh - 2 * c->border - bh;
 			}
 			else if(i == 0) {
-				*c->x = sx;
-				*c->y = sy + bh;
-				*c->w = mw - 2 * c->border;
-				*c->h = sh - 2 * c->border - bh;
+				c->x = sx;
+				c->y = sy + bh;
+				c->w = mw - 2 * c->border;
+				c->h = sh - 2 * c->border - bh;
 			}
 			else if(h > bh) {
-				*c->x = sx + mw;
-				*c->y = sy + (i - 1) * h + bh;
-				*c->w = w - 2 * c->border;
-				*c->h = h - 2 * c->border;
+				c->x = sx + mw;
+				c->y = sy + (i - 1) * h + bh;
+				c->w = w - 2 * c->border;
+				c->h = h - 2 * c->border;
 			}
 			else { /* fallback if h < bh */
-				*c->x = sx + mw;
-				*c->y = sy + bh;
-				*c->w = w - 2 * c->border;
-				*c->h = sh - 2 * c->border - bh;
+				c->x = sx + mw;
+				c->y = sy + bh;
+				c->w = w - 2 * c->border;
+				c->h = sh - 2 * c->border - bh;
 			}
 			resize(c, False, TopLeft);
 			i++;
@@ -164,10 +172,13 @@ replacetag(Arg *arg)
 void
 settags(Client *c)
 {
-	XClassHint ch;
+	char classinst[256];
 	static unsigned int len = rule ? sizeof(rule) / sizeof(rule[0]) : 0;
 	unsigned int i, j;
+	regex_t regex;
+	regmatch_t tmp;
 	Bool matched = False;
+	XClassHint ch;
 
 	if(!len) {
 		c->tags[tsel] = tags[tsel];
@@ -175,24 +186,27 @@ settags(Client *c)
 	}
 
 	if(XGetClassHint(dpy, c->win, &ch)) {
-		if(ch.res_class && ch.res_name) {
-			for(i = 0; i < len; i++)
-				if(!strncmp(rule[i].class, ch.res_class, sizeof(rule[i].class))
-					&& !strncmp(rule[i].instance, ch.res_name, sizeof(rule[i].instance)))
-				{
-					for(j = 0; j < TLast; j++)
+		snprintf(classinst, sizeof(classinst), "%s:%s",
+				ch.res_class ? ch.res_class : "",
+				ch.res_name ? ch.res_name : "");
+		for(i = 0; !matched && i < len; i++) {
+			if(!regcomp(&regex, rule[i].pattern, 0)) {
+				if(!regexec(&regex, classinst, 1, &tmp, 0)) {
+					for(j = 0; j < TLast; j++) {
+						if(rule[i].tags[j])
+							matched = True;
 						c->tags[j] = rule[i].tags[j];
+					}
 					c->isfloat = rule[i].isfloat;
-					matched = True;
-					break;
 				}
+				regfree(&regex);
+			}
 		}
 		if(ch.res_class)
 			XFree(ch.res_class);
 		if(ch.res_name)
 			XFree(ch.res_name);
 	}
-
 	if(!matched)
 		c->tags[tsel] = tags[tsel];
 }