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7cec343a89
BUG: https://bugzilla.samba.org/show_bug.cgi?id=13437 Signed-off-by: Andreas Schneider <asn@samba.org> Reviewed-by: Guenther Deschner <gd@samba.org>
71 lines
1.5 KiB
C
71 lines
1.5 KiB
C
/*
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mkdir -p
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Copyright (C) Amitay Isaacs 2014
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Copyright (C) Martin Schwenke 2014
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "replace.h"
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#include <sys/stat.h>
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#include <libgen.h>
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#include "mkdir_p.h"
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int mkdir_p(const char *dir, int mode)
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{
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char t[PATH_MAX];
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ssize_t len;
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int ret;
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if (strcmp(dir, "/") == 0) {
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return 0;
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}
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if (strcmp(dir, ".") == 0) {
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return 0;
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}
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/* Try to create directory */
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ret = mkdir(dir, mode);
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/* Succeed if that worked or if it already existed */
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if (ret == 0 || errno == EEXIST) {
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return 0;
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}
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/* Fail on anything else except ENOENT */
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if (errno != ENOENT) {
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return ret;
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}
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/* Create ancestors */
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len = strlen(dir);
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ret = snprintf(t, sizeof(t), "%s", dir);
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if (ret != len) {
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errno = ENAMETOOLONG;
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return -1;
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}
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ret = mkdir_p(dirname(t), mode);
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if (ret != 0) {
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return ret;
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}
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/* Create directory */
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ret = mkdir(dir, mode);
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if ((ret == -1) && (errno == EEXIST)) {
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ret = 0;
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}
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return ret;
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}
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