From e3cfc8ce61f788739c66445d903f8beacb40c93d Mon Sep 17 00:00:00 2001 From: rgrimes Date: Thu, 26 May 1994 06:18:55 +0000 Subject: BSD 4.4 Lite bin Sources --- bin/mkdir/mkdir.c | 169 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 169 insertions(+) create mode 100644 bin/mkdir/mkdir.c (limited to 'bin/mkdir/mkdir.c') diff --git a/bin/mkdir/mkdir.c b/bin/mkdir/mkdir.c new file mode 100644 index 0000000..32d45d5 --- /dev/null +++ b/bin/mkdir/mkdir.c @@ -0,0 +1,169 @@ +/* + * Copyright (c) 1983, 1992, 1993 + * 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) 1983, 1992, 1993\n\ + The Regents of the University of California. All rights reserved.\n"; +#endif /* not lint */ + +#ifndef lint +static char sccsid[] = "@(#)mkdir.c 8.2 (Berkeley) 1/25/94"; +#endif /* not lint */ + +#include +#include + +#include +#include +#include +#include +#include +#include + +int build __P((char *)); +void usage __P((void)); + +int +main(argc, argv) + int argc; + char *argv[]; +{ + int ch, exitval, oct, omode, pflag; + mode_t *set; + char *ep, *mode; + + pflag = 0; + mode = NULL; + while ((ch = getopt(argc, argv, "m:p")) != EOF) + switch(ch) { + case 'p': + pflag = 1; + break; + case 'm': + mode = optarg; + break; + case '?': + default: + usage(); + } + + argc -= optind; + argv += optind; + if (argv[0] == NULL) + usage(); + + if (mode == NULL) { + omode = S_IRWXU | S_IRWXG | S_IRWXO; + oct = 1; + } else if (*mode >= '0' && *mode <= '7') { + omode = (int)strtol(mode, &ep, 8); + if (omode < 0 || *ep) + errx(1, "invalid file mode: %s", mode); + oct = 1; + } else { + if ((set = setmode(mode)) == NULL) + errx(1, "invalid file mode: %s", mode); + oct = 0; + } + + for (exitval = 0; *argv != NULL; ++argv) { + if (pflag && build(*argv)) { + exitval = 1; + continue; + } + if (mkdir(*argv, oct ? + omode : getmode(set, S_IRWXU | S_IRWXG | S_IRWXO)) < 0) { + warn("%s", *argv); + exitval = 1; + } + } + exit(exitval); +} + +int +build(path) + char *path; +{ + struct stat sb; + mode_t numask, oumask; + int first; + char *p; + + p = path; + if (p[0] == '/') /* Skip leading '/'. */ + ++p; + for (first = 1;; ++p) { + if (p[0] == '\0' || p[0] == '/' && p[1] == '\0') + break; + if (p[0] != '/') + continue; + *p = '\0'; + if (first) { + /* + * POSIX 1003.2: + * For each dir operand that does not name an existing + * directory, effects equivalent to those cased by the + * following command shall occcur: + * + * mkdir -p -m $(umask -S),u+wx $(dirname dir) && + * mkdir [-m mode] dir + * + * We change the user's umask and then restore it, + * instead of doing chmod's. + */ + oumask = umask(0); + numask = oumask & ~(S_IWUSR | S_IXUSR); + (void)umask(numask); + first = 0; + } + if (stat(path, &sb)) { + if (errno != ENOENT || + mkdir(path, S_IRWXU | S_IRWXG | S_IRWXO) < 0) { + warn("%s", path); + return (1); + } + } + *p = '/'; + } + if (!first) + (void)umask(oumask); + return (0); +} + +void +usage() +{ + (void)fprintf(stderr, "usage: mkdir [-p] [-m mode] directory ...\n"); + exit (1); +} -- cgit v1.1