break out special local mail processing (e.g., mapping to the

[unix-history] / usr / src / usr.bin / mkfifo / mkfifo.c

/*
* Copyright (c) 1990, 1993
*      The Regents of the University of California.  All rights reserved.
*
* %sccs.include.redist.c%
*/

#ifndef lint
static char copyright[] =
"@(#) Copyright (c) 1990, 1993\n\
       The Regents of the University of California.  All rights reserved.\n";
#endif /* not lint */

#ifndef lint
static char sccsid[] = "@(#)mkfifo.c    8.2 (Berkeley) %G%";
#endif /* not lint */

#include <sys/types.h>
#include <sys/stat.h>

#include <errno.h>
#include <stdio.h>
#include <string.h>

int
main(argc, argv)
       int argc;
       char *argv[];
{
       extern int optind;
       int ch, exitval;

       while ((ch = getopt(argc, argv, "")) != EOF)
               switch(ch) {
               case '?':
               default:
                       usage();
               }
       argc -= optind;
       argv += optind;
       if (argv[0] == NULL)
               usage();

       for (exitval = 0; *argv != NULL; ++argv)
               if (mkfifo(*argv, S_IRWXU | S_IRWXG | S_IRWXO) < 0) {
                       warn("%s", *argv);
                       exitval = 1;
               }
       exit(exitval);
}

usage()
{
       (void)fprintf(stderr, "usage: mkfifo fifoname ...\n");
       exit(1);
}