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62 lines
968 B
62 lines
968 B
/*
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* (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
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* See LICENSE file for license details.
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*/
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#include "dwm.h"
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/wait.h>
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#include <unistd.h>
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/* static functions */
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static void
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bad_malloc(unsigned int size)
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{
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fprintf(stderr, "fatal: could not malloc() %d bytes\n",
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(int) size);
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exit(1);
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}
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/* extern functions */
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void *
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emallocz(unsigned int size)
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{
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void *res = calloc(1, size);
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if(!res)
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bad_malloc(size);
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return res;
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}
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void
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eprint(const char *errstr, ...) {
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va_list ap;
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va_start(ap, errstr);
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vfprintf(stderr, errstr, ap);
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va_end(ap);
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exit(1);
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}
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void
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spawn(Arg *arg)
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{
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char **argv = (char **)arg->argv;
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if(!argv || !argv[0])
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return;
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if(fork() == 0) {
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if(fork() == 0) {
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if(dpy)
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close(ConnectionNumber(dpy));
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setsid();
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execvp(argv[0], argv);
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fprintf(stderr, "dwm: execvp %s", argv[0]);
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perror(" failed");
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}
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exit (0);
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}
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wait(0);
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}
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