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61 lines
968 B
61 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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