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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	bin/mkdir/mkdir.c	Lines:	42	56	75.0 %
Date:	2017-11-07	Branches:	26	39	66.7 %


/*	$OpenBSD: mkdir.c,v 1.30 2016/10/19 18:20:25 schwarze 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. 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 <sys/types.h>
#include <sys/stat.h>

#include <err.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>

extern char *__progname;

int	mkpath(char *, mode_t, mode_t);
static void __dead usage(void);

int
main(int argc, char *argv[])
{
	int ch, rv, exitval, pflag;
	void *set;
	mode_t mode, dir_mode;

	/*
	 * 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 ((mode & (S_ISUID | S_ISGID | S_ISTXT)) == 0) {
		if (pledge("stdio rpath cpath fattr flock wpath", NULL) == -1)
			err(1, "pledge");
	}

	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) {
			rv = mkpath(*argv, mode, dir_mode);
		} else {
			rv = mkdir(*argv, mode);
			/*
			 * 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 (rv == 0 && mode > 0777)
				rv = chmod(*argv, mode);
		}
		if (rv < 0) {
			warn("%s", *argv);
			exitval = 1;
		}
	}
	return exitval;
}

/*
 * mkpath -- create directories.
 *	path     - path
 *	mode     - file mode of terminal directory
 *	dir_mode - file mode of intermediate directories
 */
int
mkpath(char *path, mode_t mode, mode_t dir_mode)
{
	struct stat sb;
	char *slash;
	int done;

	slash = path;

	for (;;) {
		slash += strspn(slash, "/");
		slash += strcspn(slash, "/");

		done = (*slash == '\0');
		*slash = '\0';

		if (mkdir(path, done ? mode : dir_mode) == 0) {
			if (mode > 0777 && chmod(path, mode) < 0)
				return (-1);
		} else {
			int mkdir_errno = errno;

			if (stat(path, &sb)) {
				/* Not there; use mkdir()s errno */
				errno = mkdir_errno;
				return (-1);
			}
			if (!S_ISDIR(sb.st_mode)) {
				/* Is there, but isn't a directory */
				errno = ENOTDIR;
				return (-1);
			}
		}

		if (done)
			break;

		*slash = '/';
	}

	return (0);
}

static void __dead
usage(void)
{
	(void)fprintf(stderr, "usage: %s [-p] [-m mode] directory ...\n",
	    __progname);
	exit(1);
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: mkdir.c,v 1.30 2016/10/19 18:20:25 schwarze Exp $ */
2			/* $NetBSD: mkdir.c,v 1.14 1995/06/25 21:59:21 mycroft Exp $ */
3
4			/*
5			* Copyright (c) 1983, 1992, 1993
6			* The Regents of the University of California. All rights reserved.
7			*
8			* Redistribution and use in source and binary forms, with or without
9			* modification, are permitted provided that the following conditions
10			* are met:
11			* 1. Redistributions of source code must retain the above copyright
12			* notice, this list of conditions and the following disclaimer.
13			* 2. Redistributions in binary form must reproduce the above copyright
14			* notice, this list of conditions and the following disclaimer in the
15			* documentation and/or other materials provided with the distribution.
16			* 3. Neither the name of the University nor the names of its contributors
17			* may be used to endorse or promote products derived from this software
18			* without specific prior written permission.
19			*
20			* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21			* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22			* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23			* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24			* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25			* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26			* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27			* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28			* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29			* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30			* SUCH DAMAGE.
31			*/
32
33			#include <sys/types.h>
34			#include <sys/stat.h>
35
36			#include <err.h>
37			#include <errno.h>
38			#include <stdio.h>
39			#include <stdlib.h>
40			#include <string.h>
41			#include <unistd.h>
42
43			extern char *__progname;
44
45			int mkpath(char *, mode_t, mode_t);
46			static void __dead usage(void);
47
48			int
49			main(int argc, char *argv[])
50			{
51			int ch, rv, exitval, pflag;
52			void *set;
53			mode_t mode, dir_mode;
54
55			/*
56			* The default file mode is a=rwx (0777) with selected permissions
57			* removed in accordance with the file mode creation mask. For
58			* intermediate path name components, the mode is the default modified
59			* by u+wx so that the subdirectories can always be created.
60			*/
61		3554	mode = 0777 & ~umask(0);
62		1777	dir_mode = mode \| S_IWUSR \| S_IXUSR;
63
64			pflag = 0;
65	✓✓	5134	while ((ch = getopt(argc, argv, "m:p")) != -1)
66	✓✓✗	1580	switch(ch) {
67			case 'p':
68			pflag = 1;
69		1556	break;
70			case 'm':
71	✗✓	24	if ((set = setmode(optarg)) == NULL)
72			errx(1, "invalid file mode: %s", optarg);
73		24	mode = getmode(set, S_IRWXU \| S_IRWXG \| S_IRWXO);
74		24	free(set);
75		24	break;
76			default:
77			usage();
78			}
79		1777	argc -= optind;
80		1777	argv += optind;
81
82	✓✗	1777	if ((mode & (S_ISUID \| S_ISGID \| S_ISTXT)) == 0) {
83	✗✓	1777	if (pledge("stdio rpath cpath fattr flock wpath", NULL) == -1)
84			err(1, "pledge");
85			}
86
87	✗✓	1777	if (*argv == NULL)
88			usage();
89
90	✓✓	7120	for (exitval = 0; *argv != NULL; ++argv) {
91			char *slash;
92
93			/* Remove trailing slashes, per POSIX. */
94		1783	slash = strrchr(*argv, '\0');
95	✓✓✗✓	5306	while (--slash > argv && slash == '/')
96			*slash = '\0';
97
98	✓✓	1783	if (pflag) {
99		1558	rv = mkpath(*argv, mode, dir_mode);
100		1558	} else {
101		225	rv = mkdir(*argv, mode);
102			/*
103			* The mkdir() and umask() calls both honor only the
104			* low nine bits, so if you try to set a mode including
105			* the sticky, setuid, setgid bits you lose them. Don't
106			* do this unless the user has specifically requested
107			* a mode as chmod will (obviously) ignore the umask.
108			*/
109	✗✓	225	if (rv == 0 && mode > 0777)
110			rv = chmod(*argv, mode);
111			}
112	✓✓	1783	if (rv < 0) {
113		79	warn("%s", *argv);
114			exitval = 1;
115		79	}
116			}
117		1777	return exitval;
118			}
119
120			/*
121			* mkpath -- create directories.
122			* path - path
123			* mode - file mode of terminal directory
124			* dir_mode - file mode of intermediate directories
125			*/
126			int
127			mkpath(char *path, mode_t mode, mode_t dir_mode)
128			{
129		3116	struct stat sb;
130			char *slash;
131			int done;
132
133			slash = path;
134
135		2463	for (;;) {
136		2463	slash += strspn(slash, "/");
137		2463	slash += strcspn(slash, "/");
138
139		2463	done = (*slash == '\0');
140		2463	*slash = '\0';
141
142	✓✓	2463	if (mkdir(path, done ? mode : dir_mode) == 0) {
143	✗✓✗✗	2001	if (mode > 0777 && chmod(path, mode) < 0)
144			return (-1);
145			} else {
146		462	int mkdir_errno = errno;
147
148	✗✓	462	if (stat(path, &sb)) {
149			/* Not there; use mkdir()s errno */
150			errno = mkdir_errno;
151			return (-1);
152			}
153	✗✓	462	if (!S_ISDIR(sb.st_mode)) {
154			/* Is there, but isn't a directory */
155			errno = ENOTDIR;
156			return (-1);
157			}
158	✓✗	462	}
159
160	✓✓	2463	if (done)
161			break;
162
163		905	*slash = '/';
164			}
165
166		1558	return (0);
167		1558	}
168
169			static void __dead
170			usage(void)
171			{
172			(void)fprintf(stderr, "usage: %s [-p] [-m mode] directory ...\n",
173			__progname);
174			exit(1);
175			}