diff options
Diffstat (limited to 'usr.bin/dirname/dirname.c')
| -rw-r--r-- | usr.bin/dirname/dirname.c | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/usr.bin/dirname/dirname.c b/usr.bin/dirname/dirname.c deleted file mode 100644 index 9586e5b..0000000 --- a/usr.bin/dirname/dirname.c +++ /dev/null @@ -1,144 +0,0 @@ -/*- - * Copyright (c) 1991, 1993, 1994 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#ifndef lint -static char copyright[] = -"@(#) Copyright (c) 1991, 1993, 1994\n\ - The Regents of the University of California. All rights reserved.\n"; -#endif /* not lint */ - -#ifndef lint -static char sccsid[] = "@(#)dirname.c 8.3 (Berkeley) 4/2/94"; -#endif /* not lint */ - -#include <stdio.h> -#include <stdlib.h> - -void usage __P((void)); - -int -main(argc, argv) - int argc; - char **argv; -{ - char *p; - int ch; - - while ((ch = getopt(argc, argv, "")) != EOF) - switch(ch) { - case '?': - default: - usage(); - } - argc -= optind; - argv += optind; - - if (argc != 1) - usage(); - - /* - * (1) If string is //, skip steps (2) through (5). - * (2) If string consists entirely of slash characters, string - * shall be set to a single slash character. In this case, - * skip steps (3) through (8). - */ - for (p = *argv;; ++p) { - if (!*p) { - if (p > *argv) - (void)printf("/\n"); - else - (void)printf(".\n"); - exit(0); - } - if (*p != '/') - break; - } - - /* - * (3) If there are any trailing slash characters in string, they - * shall be removed. - */ - for (; *p; ++p); - while (*--p == '/') - continue; - *++p = '\0'; - - /* - * (4) If there are no slash characters remaining in string, - * string shall be set to a single period character. In this - * case skip steps (5) through (8). - * - * (5) If there are any trailing nonslash characters in string, - * they shall be removed. - */ - while (--p >= *argv) - if (*p == '/') - break; - ++p; - if (p == *argv) { - (void)printf(".\n"); - exit(0); - } - - /* - * (6) If the remaining string is //, it is implementation defined - * whether steps (7) and (8) are skipped or processed. - * - * This case has already been handled, as part of steps (1) and (2). - */ - - /* - * (7) If there are any trailing slash characters in string, they - * shall be removed. - */ - while (--p >= *argv) - if (*p != '/') - break; - ++p; - - /* - * (8) If the remaining string is empty, string shall be set to - * a single slash character. - */ - *p = '\0'; - (void)printf("%s\n", p == *argv ? "/" : *argv); - exit(0); -} - -void -usage() -{ - - (void)fprintf(stderr, "usage: dirname path\n"); - exit(1); -} |
