source: MondoRescue/branches/2.2.5/mindi-busybox/debianutils/mktemp.c

/* vi: set sw=4 ts=4: */
/*
 * Mini mktemp implementation for busybox
 *
 *
 * Copyright (C) 2000 by Daniel Jacobowitz
 * Written by Daniel Jacobowitz <dan@debian.org>
 *
 * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
 */

#include "libbb.h"

int mktemp_main(int argc, char **argv);
int mktemp_main(int argc, char **argv)
{
    unsigned long flags = getopt32(argv, "dqt");
    char *chp;

    if (optind + 1 != argc)
        bb_show_usage();

    chp = argv[optind];

    if (flags & 4) {
        char *dir = getenv("TMPDIR");
        if (dir && *dir != '\0')
            chp = concat_path_file(dir, chp);
        else
            chp = concat_path_file("/tmp/", chp);
    }

    if (flags & 1) {
        if (mkdtemp(chp) == NULL)
            return EXIT_FAILURE;
    } else {
        if (mkstemp(chp) < 0)
            return EXIT_FAILURE;
    }

    puts(chp);

    return EXIT_SUCCESS;
}