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simpler nohup
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parent
a051bab859
commit
572f5e926c
6
nohup.c
6
nohup.c
@ -13,16 +13,14 @@ int
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main(int argc, char *argv[])
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{
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int fd;
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struct sigaction sa;
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if(getopt(argc, argv, "") != -1)
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exit(Error);
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if(optind == argc)
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enprintf(Error, "usage: %s command [argument...]\n", argv[0]);
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sa.sa_handler = SIG_IGN;
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if(sigaction(SIGHUP, &sa, NULL) == -1)
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enprintf(Error, "sigaction HUP:");
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if(signal(SIGHUP, SIG_IGN) == SIG_ERR)
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enprintf(Error, "signal HUP:");
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if(isatty(STDOUT_FILENO)) {
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if((fd = open("nohup.out", O_APPEND|O_CREAT, S_IRUSR|S_IWUSR)) == -1)
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enprintf(Error, "open nohup.out:");
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