/* $OpenBSD: mkdir.c,v 1.12 2002/02/16 21:27:07 millert Exp $ */ /* $NetBSD: mkdir.c,v 1.14 1995/06/25 21:59:21 mycroft 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. 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 #if 0 static char sccsid[] = "@(#)mkdir.c 8.2 (Berkeley) 1/25/94"; #else static char rcsid[] = "$OpenBSD: mkdir.c,v 1.12 2002/02/16 21:27:07 millert Exp $"; #endif #endif /* not lint */ #include #include #include #include #include #include #include #include #include extern char *__progname; int mkpath(char *, mode_t, mode_t); void usage(void); int main(argc, argv) int argc; char *argv[]; { int ch, exitval, pflag; mode_t *set; mode_t mode, dir_mode; 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 = 0777 & ~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) errx(1, "invalid file mode: %s", optarg); mode = getmode(set, S_IRWXU | S_IRWXG | S_IRWXO); free(set); break; default: usage(); } argc -= optind; argv += optind; if (*argv == NULL) usage(); for (exitval = 0; *argv != NULL; ++argv) { char *slash; /* Remove trailing slashes, per POSIX. */ slash = strrchr(*argv, '\0'); while (--slash > *argv && *slash == '/') *slash = '\0'; if (pflag) { if (mkpath(*argv, mode, dir_mode) < 0) exitval = 1; } else { if (mkdir(*argv, mode) < 0) { warn("%s", *argv); exitval = 1; } else { /* * The mkdir() and umask() calls both honor only the low * nine bits, so if you try to set a mode including the * sticky, setuid, setgid bits you lose them. Don't do * this unless the user has specifically requested a mode * as chmod will (obviously) ignore the umask. */ if (mode > 0777 && chmod(*argv, mode) == -1) { warn("%s", *argv); exitval = 1; } } } } exit(exitval); } /* * mkpath -- create directories. * path - path * mode - file mode of terminal directory * dir_mode - file mode of intermediate directories */ int mkpath(path, mode, dir_mode) char *path; mode_t mode; mode_t dir_mode; { struct stat sb; char *slash; int done = 0; slash = path; while (!done) { slash += strspn(slash, "/"); slash += strcspn(slash, "/"); done = (*slash == '\0'); *slash = '\0'; if (stat(path, &sb)) { if (errno != ENOENT || (mkdir(path, done ? mode : dir_mode) && errno != EEXIST)) { warn("%s", path); return (-1); } } else if (!S_ISDIR(sb.st_mode)) { warnx("%s: %s", path, strerror(ENOTDIR)); return (-1); } *slash = '/'; } return (0); } void usage() { (void)fprintf(stderr, "usage: %s [-p] [-m mode] dirname ...\n", __progname); exit(1); }