From 5b57d28ffb6e1ef86b50f7d05d977826eae89bfe Mon Sep 17 00:00:00 2001 From: Kiyoshi Aman Date: Fri, 1 Feb 2019 22:55:37 +0000 Subject: initial population --- bin/mkdir/mkdir.c | 223 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 223 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..cb60b88 --- /dev/null +++ b/bin/mkdir/mkdir.c @@ -0,0 +1,223 @@ +/* $NetBSD: mkdir.c,v 1.38 2011/08/29 14:45:28 joerg Exp $ */ + +/* + * 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. 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. + */ + +#include +#ifndef lint +__COPYRIGHT("@(#) Copyright (c) 1983, 1992, 1993\ + The Regents of the University of California. All rights reserved."); +#endif /* not lint */ + +#ifndef lint +#if 0 +static char sccsid[] = "@(#)mkdir.c 8.2 (Berkeley) 1/25/94"; +#else +__RCSID("$NetBSD: mkdir.c,v 1.38 2011/08/29 14:45:28 joerg Exp $"); +#endif +#endif /* not lint */ + +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include + +static int mkpath(char *, mode_t, mode_t); +__dead static void usage(void); + +int +main(int argc, char *argv[]) +{ + int ch, exitval, pflag; + void *set; + mode_t mode, dir_mode; + + setprogname(argv[0]); + (void)setlocale(LC_ALL, ""); + + /* + * The default file mode is a=rwx (0777) with selected permissions + * removed in accordance with the file mode creation mask. For + * intermediate path name components, the mode is the default modified + * by u+wx so that the subdirectories can always be created. + */ + mode = (S_IRWXU | S_IRWXG | S_IRWXO) & ~umask(0); + dir_mode = mode | S_IWUSR | S_IXUSR; + + pflag = 0; + while ((ch = getopt(argc, argv, "m:p")) != -1) + switch (ch) { + case 'p': + pflag = 1; + break; + case 'm': + if ((set = setmode(optarg)) == NULL) { + err(EXIT_FAILURE, "Cannot set file mode `%s'", + optarg); + /* NOTREACHED */ + } + mode = getmode(set, S_IRWXU | S_IRWXG | S_IRWXO); + free(set); + break; + case '?': + default: + usage(); + /* NOTREACHED */ + } + argc -= optind; + argv += optind; + + if (*argv == NULL) { + usage(); + /* NOTREACHED */ + } + + for (exitval = EXIT_SUCCESS; *argv != NULL; ++argv) { +#ifdef notdef + char *slash; + + /* Kernel takes care of this */ + /* Remove trailing slashes, per POSIX. */ + slash = strrchr(*argv, '\0'); + while (--slash > *argv && *slash == '/') + *slash = '\0'; +#endif + + if (pflag) { + if (mkpath(*argv, mode, dir_mode) < 0) + exitval = EXIT_FAILURE; + } else { + if (mkdir(*argv, mode) < 0) { + warn("%s", *argv); + exitval = EXIT_FAILURE; + } else { + /* + * The mkdir() and umask() calls both honor + * only the file permission bits, so if you try + * to set a mode including the sticky, setuid, + * setgid bits you lose them. So chmod(). + */ + if ((mode & ~(S_IRWXU|S_IRWXG|S_IRWXO)) != 0 && + chmod(*argv, mode) == -1) { + warn("%s", *argv); + exitval = EXIT_FAILURE; + } + } + } + } + exit(exitval); + /* NOTREACHED */ +} + +/* + * mkpath -- create directories. + * path - path + * mode - file mode of terminal directory + * dir_mode - file mode of intermediate directories + */ +static int +mkpath(char *path, mode_t mode, mode_t dir_mode) +{ + struct stat sb; + char *slash; + int done, rv; + + done = 0; + slash = path; + + for (;;) { + slash += strspn(slash, "/"); + slash += strcspn(slash, "/"); + + done = (*slash == '\0'); + *slash = '\0'; + + rv = mkdir(path, done ? mode : dir_mode); + if (rv < 0) { + /* + * Can't create; path exists or no perms. + * stat() path to determine what's there now. + */ + int sverrno; + + sverrno = errno; + if (stat(path, &sb) < 0) { + /* Not there; use mkdir()s error */ + errno = sverrno; + warn("%s", path); + return -1; + } + if (!S_ISDIR(sb.st_mode)) { + /* Is there, but isn't a directory */ + errno = ENOTDIR; + warn("%s", path); + return -1; + } + } else if (done) { + /* + * Created ok, and this is the last element + */ + /* + * The mkdir() and umask() calls both honor only the + * file permission bits, so if you try to set a mode + * including the sticky, setuid, setgid bits you lose + * them. So chmod(). + */ + if ((mode & ~(S_IRWXU|S_IRWXG|S_IRWXO)) != 0 && + chmod(path, mode) == -1) { + warn("%s", path); + return -1; + } + } + + if (done) { + break; + } + *slash = '/'; + } + + return 0; +} + +static void +usage(void) +{ + + (void)fprintf(stderr, "usage: %s [-p] [-m mode] dirname ...\n", + getprogname()); + exit(EXIT_FAILURE); + /* NOTREACHED */ +} -- cgit v1.2.3-70-g09d2