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https://github.com/troglobit/libite.git
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125 lines
2.6 KiB
C
125 lines
2.6 KiB
C
/* mkpath() -- Create all components leading up to a given directory
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*
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* Copyright (c) 2013 Joachim Nilsson <troglobit@gmail.com>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <errno.h>
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#include <libgen.h>
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#include <limits.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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int mkpath(char *dir, mode_t mode)
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{
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if (!dir) {
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errno = EINVAL;
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return 1;
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}
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if (strlen(dir) == 1 && dir[0] == '/')
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return 0;
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mkpath(dirname(strdupa(dir)), mode);
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return mkdir(dir, mode);
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}
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/**
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* makepath - Create all components of the specified directory.
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* @dir: Directory to create.
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*
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* Returns:
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* POSIX OK (0) on success, otherwise -1 and errno set appropriately.
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* This function returns EINVAL on bad argument, or ENOMEM when it
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* fails allocating temporary memory. For other error codes see the
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* mkdir() syscall description.
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*/
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int makepath(char *dir)
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{
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return mkpath(dir, 0777);
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}
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/********************************* UNIT TESTS ************************************/
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#ifdef UNITTEST
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#include "lite.h"
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int checkpath(char *dir)
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{
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char tmp[256];
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struct stat sb;
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snprintf(tmp, sizeof(tmp), "ls -ld %s", dir);
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if (system(tmp))
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perror("system");
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if (!stat(dir, &sb) && S_ISDIR(sb.st_mode))
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return 0;
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errno = ENOTDIR;
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return 1;
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}
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int test_makepath(char *dir)
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{
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int ret = makepath(dir);
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if (!ret)
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ret = checkpath(dir);
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if (ret)
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perror("Failed");
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return ret;
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}
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int main(void)
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{
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int i, ret = 0;
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char *list[] = {
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"/tmp/tok/",
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"/tmp/tok2",
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"/tmp/ab",
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"/tmp/b",
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"/tmp/a/",
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"/tmp/a/b",
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"/tmp/a/c/",
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NULL
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};
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for (i = 0; list[i]; i++)
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rmdir(list[i]);
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printf("Testing makepath() ...\n");
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for (i = 0; list[i] && !ret; i++)
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ret = test_makepath(list[i]);
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printf("\nCleaning up ...\n");
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for (i = 0; list[i]; i++)
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rmdir(list[i]);
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return ret;
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}
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#endif /* UNITTEST */
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/**
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* Local Variables:
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* compile-command: "make V=1 -f makepath.mk"
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* version-control: t
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* indent-tabs-mode: t
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* c-file-style: "linux"
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* End:
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*/
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