added bar event timer

bar.c

@@ -5,12 +5,22 @@
 
 #include "wm.h"
 
+static const char *status[] = {
+	"sh", "-c", "echo -n `date` `uptime | sed 's/.*://; s/,//g'`"
+		" `acpi | awk '{print $4}' | sed 's/,//'`", 0 \
+};
+
 void
 draw_bar()
 {
+	static char buf[1024];
+
+	buf[0] = 0;
+	pipe_spawn(buf, sizeof(buf), dpy, (char **)status);
+
 	brush.rect = barrect;
 	brush.rect.x = brush.rect.y = 0;
-	draw(dpy, &brush, False, 0);
+	draw(dpy, &brush, False, buf);
 
 	XCopyArea(dpy, brush.drawable, barwin, brush.gc, 0, 0, barrect.width,
 			barrect.height, 0, 0);

client.c

@@ -122,6 +122,8 @@ unmanage(Client *c)
 	XSetErrorHandler(error_handler);
 	XUngrabServer(dpy);
 	flush_events(EnterWindowMask);
+	if(stack)
+		focus(stack);
 }
 
 
@@ -135,3 +137,10 @@ getclient(Window w)
 	return NULL;
 }
 
+void
+draw_client(Client *c)
+{
+	
+
+
+}

cmd.c

@@ -5,22 +5,22 @@
 
 #include "wm.h"
 #include <stdio.h>
+#include <string.h>
 
 void
-run(char *arg)
+run(void *aux)
 {
-	spawn(dpy, arg);
+	spawn(dpy, aux);
 }
 
 void
-quit(char *arg)
+quit(void *aux)
 {
-	fputs("quit\n", stderr);
 	running = False;
 }
 
 void
-kill(char *arg)
+kill(void *aux)
 {
 	Client *c = stack;
 

config.h

@@ -3,16 +3,8 @@
  * See LICENSE file for license details.
  */
 
-#define FONT		"-*-terminus-medium-*-*-*-14-*-*-*-*-*-iso10646-*"
+#define FONT		"-*-terminus-medium-*-*-*-13-*-*-*-*-*-iso10646-*"
 #define BGCOLOR		"#000000"
 #define FGCOLOR		"#ffaa00"
 #define BORDERCOLOR	"#000000"
-#define STATUSCMD	"echo -n `date` `uptime | sed 's/.*://; s/,//g'`" \
-					" `acpi | awk '{print $4}' | sed 's/,//'`"
-#define PLCMD		"`ls -lL /bin /sbin /usr/bin /usr/local/bin 2>/dev/null | awk 'NF>2 && $1 ~ /^[^d].*x/ {print $NF}' | sort | uniq | gridmenu`"
-
-#define KEYS		\
-	{ Mod1Mask, XK_Return, run, "xterm -u8 -bg black -fg white -fn '-*-terminus-medium-*-*-*-14-*-*-*-*-*-iso10646-*'" }, \
-	{ Mod1Mask, XK_p, run, PLCMD }, \
-	{ Mod1Mask | ShiftMask, XK_q, quit, NULL},
-
+#define STATUSDELAY 1 /* milliseconds */

key.c

@@ -7,8 +7,20 @@
 
 #include <X11/keysym.h>
 
+static const char *term[] = { 
+	"xterm", "-u8", "-bg", "black", "-fg", "white", "-fn",
+	"-*-terminus-medium-*-*-*-13-*-*-*-*-*-iso10646-*", 0 
+};
+
+static const char *proglist[] = {
+		"sh", "-c", "exec `ls -lL /bin /sbin /usr/bin /usr/local/bin 2>/dev/null | awk 'NF>2 && $1 ~ /^[^d].*x/ {print $NF}' | sort | uniq | gridmenu`", 0
+};
+
 static Key key[] = {
-	KEYS
+	{ Mod1Mask, XK_Return, run, term },
+	{ Mod1Mask, XK_p, run, proglist }, 
+	{ Mod1Mask | ShiftMask, XK_c, kill, NULL}, 
+	{ Mod1Mask | ShiftMask, XK_q, quit, NULL},
 };
 
 void
@@ -37,7 +49,7 @@ keypress(XEvent *e)
 	for(i = 0; i < len; i++)
 		if((keysym == key[i].keysym) && (key[i].mod == ev->state)) {
 			if(key[i].func)
-				key[i].func(key[i].arg);
+				key[i].func(key[i].aux);
 			return;
 		}
 }

util.c

@@ -14,8 +14,6 @@
 
 #include "util.h"
 
-static char *shell = NULL;
-
 void
 error(char *errstr, ...) {
 	va_list ap;
@@ -85,21 +83,17 @@ swap(void **p1, void **p2)
 }
 
 void
-spawn(Display *dpy, const char *cmd)
+spawn(Display *dpy, char *argv[])
 {
-	if(!shell && !(shell = getenv("SHELL")))
-		shell = "/bin/sh";
-
-	if(!cmd)
+	if(!argv || !argv[0])
 		return;
 	if(fork() == 0) {
 		if(fork() == 0) {
 			if(dpy)
 				close(ConnectionNumber(dpy));
 			setsid();
-			fprintf(stderr, "gridwm: execlp %s %s -c %s", shell, shell, cmd);
-			execlp(shell, shell, "-c", cmd, NULL);
-			fprintf(stderr, "gridwm: execlp %s", cmd);
+			execvp(argv[0], argv);
+			fprintf(stderr, "gridwm: execvp %s", argv[0]);
 			perror(" failed");
 		}
 		exit (0);
@@ -108,15 +102,12 @@ spawn(Display *dpy, const char *cmd)
 }
 
 void
-pipe_spawn(char *buf, unsigned int len, Display *dpy, const char *cmd)
+pipe_spawn(char *buf, unsigned int len, Display *dpy, char *argv[])
 {
 	unsigned int l, n;
 	int pfd[2];
 
-	if(!shell && !(shell = getenv("SHELL")))
-		shell = "/bin/sh";
-
-	if(!cmd)
+	if(!argv || !argv[0])
 		return;
 
 	if(pipe(pfd) == -1) {
@@ -131,8 +122,8 @@ pipe_spawn(char *buf, unsigned int len, Display *dpy, const char *cmd)
 		dup2(pfd[1], STDOUT_FILENO);
 		close(pfd[0]);
 		close(pfd[1]);
-		execlp(shell, shell, "-c", cmd, NULL);
-		fprintf(stderr, "gridwm: execlp %s", cmd);
+		execvp(argv[0], argv);
+		fprintf(stderr, "gridwm: execvp %s", argv[0]);
 		perror(" failed");
 	}
 	else {

util.h

@@ -9,12 +9,16 @@ extern void *emallocz(unsigned int size);
 extern void *emalloc(unsigned int size);
 extern void *erealloc(void *ptr, unsigned int size);
 extern char *estrdup(const char *str);
-#define eassert(a) do { \
+#define eassert(a) \
+	do { \
 		if(!(a)) \
 			failed_assert(#a, __FILE__, __LINE__); \
 	} while (0)
 extern void failed_assert(char *a, char *file, int line);
-void pipe_spawn(char *buf, unsigned int len, Display *dpy, const char *cmd);
-extern void spawn(Display *dpy, const char *cmd);
+extern void pipe_spawn(char *buf, unsigned int len, Display *dpy, char *argv[]);
+extern void spawn(Display *dpy, char *argv[]);
 extern void swap(void **p1, void **p2);
-unsigned char *getselection(unsigned long offset, unsigned long *len, unsigned long *remain);
+extern unsigned char *getselection(unsigned long offset, unsigned long *len,
+		unsigned long *remain);
+extern unsigned int tokenize(char **result, unsigned int reslen,
+		char *str, char delim);

wm.c

@@ -3,10 +3,15 @@
  * See LICENSE file for license details.
  */
 
+#include <errno.h>
+
 #include <stdarg.h>
 #include <stdio.h>
 #include <stdlib.h>
 
+#include <sys/types.h>
+#include <sys/time.h>
+
 #include <X11/cursorfont.h>
 #include <X11/Xatom.h>
 #include <X11/Xproto.h>
@@ -160,12 +165,9 @@ startup_error_handler(Display *dpy, XErrorEvent *error)
 static void
 cleanup()
 {
-	/*
-	Client *c;
-	for(c=client; c; c=c->next)
-		reparent_client(c, root, c->sel->rect.x, c->sel->rect.y);
+	while(clients)
+		unmanage(clients);
 	XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime);
-	*/
 }
 
 int
@@ -176,6 +178,11 @@ main(int argc, char *argv[])
 	unsigned int mask;
 	Window w;
 	XEvent ev;
+	fd_set fds;
+	struct timeval t, timeout = {
+		.tv_usec = 0,
+		.tv_sec = STATUSDELAY,
+	};
 
 	/* command line args */
 	for(i = 1; (i < argc) && (argv[i][0] == '-'); i++) {
@@ -264,9 +271,19 @@ main(int argc, char *argv[])
 	scan_wins();
 
 	while(running) {
-		XNextEvent(dpy, &ev);
-		if(handler[ev.type])
-			(handler[ev.type]) (&ev); /* call handler */
+		if(XPending(dpy) > 0) {
+			XNextEvent(dpy, &ev);
+			if(handler[ev.type])
+				(handler[ev.type]) (&ev); /* call handler */
+			continue;
+		}
+		FD_ZERO(&fds);
+		FD_SET(ConnectionNumber(dpy), &fds);
+		t = timeout;
+		if(select(ConnectionNumber(dpy) + 1, &fds, NULL, NULL, &t) > 0)
+			continue;
+		else if(errno != EINTR)
+			draw_bar();
 	}
 
 	cleanup();

wm.h

@@ -42,8 +42,8 @@ struct Client {
 struct Key {
 	unsigned long mod;
 	KeySym keysym;
-	void (*func)(char *arg);
-	char *arg;
+	void (*func)(void *aux);
+	void *aux;
 };
 
 extern Display *dpy;
@@ -64,8 +64,9 @@ extern Client *clients, *stack;
 extern void draw_bar();
 
 /* cmd.c */
-extern void run(char *arg);
-extern void quit(char *arg);
+extern void run(void *aux);
+extern void quit(void *aux);
+extern void kill(void *aux);
 
 /* client.c */
 extern void manage(Window w, XWindowAttributes *wa);