1 /* © 2006-2007 Anselm R. Garbe <garbeam at gmail dot com>
2 * © 2006-2007 Sander van Dijk <a dot h dot vandijk at gmail dot com>
3 * © 2007 Premysl Hruby <dfenze at gmail dot com>
4 * © 2007 Szabolcs Nagy <nszabolcs at gmail dot com>
5 * See LICENSE file for license details. */
16 emallocz(unsigned int size) {
17 void *res = calloc(1, size);
20 eprint("fatal: could not malloc() %u bytes\n", size);
25 eprint(const char *errstr, ...) {
29 vfprintf(stderr, errstr, ap);
35 spawn(const char *arg) {
36 static char *shell = NULL;
38 if(!shell && !(shell = getenv("SHELL")))
42 /* The double-fork construct avoids zombie processes and keeps the code
43 * clean from stupid signal handlers. */
47 close(ConnectionNumber(dpy));
49 execl(shell, shell, "-c", arg, (char *)NULL);
50 fprintf(stderr, "dwm: execl '%s -c %s'", shell, arg);