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/* 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);
}
}
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