psem/psem_unlink.c

This is psem/psem_unlink.c (Listing 53-2, page 1094), an example from the book, The Linux Programming Interface.

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main()

#include <semaphore.h>
#include "tlpi_hdr.h"

int
main(int argc, char *argv[])
{
    if (argc != 2 || strcmp(argv[1], "--help") == 0)
        usageErr("%s sem-name\n", argv[0]);

    if (sem_unlink(argv[1]) == -1)
        errExit("sem_unlink");
    exit(EXIT_SUCCESS);
}

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