cosmopolitan/libc/calls/mkdir.c

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2020-06-15 14:18:57 +00:00
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi
Copyright 2020 Justine Alexandra Roberts Tunney
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "libc/calls/internal.h"
#include "libc/dce.h"
#include "libc/nt/files.h"
#include "libc/nt/runtime.h"
#include "libc/str/str.h"
#include "libc/sysv/consts/at.h"
#include "libc/sysv/errfuns.h"
static textwindows noinline int mkdir$nt(const char *path, uint32_t mode) {
uint16_t path16[PATH_MAX];
if (mkntpath(path, path16) == -1) return -1;
if (CreateDirectory(path16, NULL)) {
return 0;
} else {
return winerr();
}
}
/**
* Creates directory a.k.a. folder.
*
* @param path is a UTF-8 string, preferably relative w/ forward slashes
* @param mode can be, for example, 0755
* @return 0 on success or -1 w/ errno
* @error EEXIST, ENOTDIR, ENAMETOOLONG, EACCES
* @asyncsignalsafe
*/
int mkdir(const char *path, uint32_t mode) {
if (!path) return efault();
if (!IsWindows()) {
return mkdirat$sysv(AT_FDCWD, path, mode);
} else {
return mkdir$nt(path, mode);
}
}