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@ -12,19 +12,22 @@
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static void
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usage(void)
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{
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eprintf("usage: %s [-nsux] file cmd [arg ...]\n", argv0);
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eprintf("usage: %s [-nosux] file cmd [arg ...]\n", argv0);
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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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int fd, status, savederrno, flags = LOCK_EX, nonblk = 0;
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int fd, status, savederrno, flags = LOCK_EX, nonblk = 0, oflag = 0;
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pid_t pid;
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ARGBEGIN {
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case 'n':
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nonblk = LOCK_NB;
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break;
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case 'o':
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oflag = 1;
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break;
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case 's':
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flags = LOCK_SH;
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break;
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@ -54,6 +57,8 @@ main(int argc, char *argv[])
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case -1:
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eprintf("fork:");
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case 0:
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if (oflag && close(fd) < 0)
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eprintf("close:");
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argv++;
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execvp(*argv, argv);
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savederrno = errno;
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