added several other stuff

[dwm.git] / util.c

diff --git a/util.c b/util.c
index 99842e9..435069f 100644 (file)
--- a/util.c
+++ b/util.c
@@ -7,6 +7,11 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <unistd.h>
+
+#include "util.h"
 
 void
 error(char *errstr, ...) {
@@ -75,3 +80,21 @@ swap(void **p1, void **p2)
        *p1 = *p2;
        *p2 = tmp;
 }
+
+void
+spawn(Display *dpy, const char *shell, const char *cmd)
+{
+       if(!cmd || !shell)
+               return;
+       if(fork() == 0) {
+               if(fork() == 0) {
+                       if(dpy)
+                               close(ConnectionNumber(dpy));
+                       execl(shell, shell, "-c", cmd, (const char *)0);
+                       fprintf(stderr, "gridwm: execl %s", shell);
+                       perror(" failed");
+               }
+               exit (0);
+       }
+       wait(0);
+}