{ ClkTagBar, MODKEY, Button3, toggletag, {0} },
};
+static const char *const autostart[] = {
+ "dwmblocks", NULL,
+ "xmodmap", "/home/armaa/.config/xmodmap", NULL,
+ "xcape", NULL,
+ "redshift", "-l", "42.4:-71.3", "-t", "6500:2500", NULL,
+ "emacs", "--daemon", NULL,
+ "syncthing", NULL,
+ NULL /* terminate */
+};
/* compile-time check if all tags fit into an unsigned int bit array. */
struct NumTags { char limitexceeded[LENGTH(tags) > 31 ? -1 : 1]; };
+/* 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;
+ 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();
+ execvp(*p, (char *const *)p);
+ fprintf(stderr, "dwm: execvp %s\n", *p);
+ perror(" failed");
+ _exit(EXIT_FAILURE);
+ }
+ /* skip arguments */
+ while (*++p);
+ }
+}
+
/* function implementations */
void
applyrules(Client *c)
void
quit(const Arg *arg)
{
+ size_t i;
+
+ /* kill child processes */
+ for (i = 0; i < autostart_len; i++) {
+ if (0 < autostart_pids[i]) {
+ kill(autostart_pids[i], SIGTERM);
+ waitpid(autostart_pids[i], NULL, 0);
+ }
+ }
+
running = 0;
}
void
sigchld(int unused)
{
+ pid_t pid;
+
if (signal(SIGCHLD, sigchld) == SIG_ERR)
die("can't install SIGCHLD handler:");
- while (0 < waitpid(-1, NULL, WNOHANG));
+ while (0 < (pid = waitpid(-1, NULL, WNOHANG))) {
+ pid_t *p, *lim;
+
+ if (!(p = autostart_pids))
+ continue;
+ lim = &p[autostart_len];
+
+ for (; p < lim; p++) {
+ if (*p == pid) {
+ *p = -1;
+ break;
+ }
+ }
+
+ }
}
void
if (!(dpy = XOpenDisplay(NULL)))
die("dwm: cannot open display");
checkotherwm();
+ autostart_exec();
setup();
#ifdef __OpenBSD__
if (pledge("stdio rpath proc exec", NULL) == -1)