mirror of https://github.com/0intro/wmii
50 lines
860 B
C
50 lines
860 B
C
/*
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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 <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <string.h>
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static char version[] = "wmiisetsid - " VERSION ", (C)opyright MMVI Anselm R. Garbe\n";
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static void
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usage()
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{
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fprintf(stderr, "%s", "usage: wmiisetsid [-v] cmd [arg ...]\n");
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exit(1);
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}
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int
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main(int argc, char *argv[])
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{
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/* command line args */
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if(argc < 2)
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usage();
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else if(!strncmp(argv[1], "-v", 3)) {
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fprintf(stdout, "%s", version);
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exit(0);
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}
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if(getpgrp() == getpid()) {
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switch(fork()){
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case -1:
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perror("wmiisetsid: fork");
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exit(1);
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case 0:
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break;
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default:
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exit(0);
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}
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}
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if(setsid() < 0) {
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perror("wmiisetsid: setsid");
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exit(1);
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}
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execvp(argv[1], argv + 1);
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perror("wmiisetsid: execvp");
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exit(1);
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return 0;
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}
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