initHEADmaster

1 files changed, 37 insertions, 0 deletions

diff --git a/dwm/patch/cool_autostart.c b/dwm/patch/cool_autostart.c
new file mode 100755
index 0000000..848f5ab
--- /dev/null
+++ b/dwm/patch/cool_autostart.c
@@ -0,0 +1,37 @@
+/* dwm will keep pid's of processes from autostart array and kill them at quit */
+static pid_t *autostart_pids;
+static size_t autostart_len;
+
+/* execute command from autostart array */
+static void
+autostart_exec()
+{
+	const char *const *p;
+	struct sigaction sa;
+	size_t i = 0;
+
+	/* count entries */
+	for (p = autostart; *p; autostart_len++, p++)
+		while (*++p);
+
+	autostart_pids = malloc(autostart_len * sizeof(pid_t));
+	for (p = autostart; *p; i++, p++) {
+		if ((autostart_pids[i] = fork()) == 0) {
+			setsid();
+
+			/* Restore SIGCHLD sighandler to default before spawning a program */
+			sigemptyset(&sa.sa_mask);
+			sa.sa_flags = 0;
+			sa.sa_handler = SIG_DFL;
+			sigaction(SIGCHLD, &sa, NULL);
+
+			execvp(*p, (char *const *)p);
+			fprintf(stderr, "dwm: execvp %s\n", *p);
+			perror(" failed");
+			_exit(EXIT_FAILURE);
+		}
+		/* skip arguments */
+		while (*++p);
+	}
+}
+