aboutsummaryrefslogtreecommitdiff
path: root/lib/common/mkdir_p.c
diff options
context:
space:
mode:
Diffstat (limited to 'lib/common/mkdir_p.c')
-rw-r--r--lib/common/mkdir_p.c170
1 files changed, 0 insertions, 170 deletions
diff --git a/lib/common/mkdir_p.c b/lib/common/mkdir_p.c
deleted file mode 100644
index d250763..0000000
--- a/lib/common/mkdir_p.c
+++ /dev/null
@@ -1,170 +0,0 @@
-/* SPDX-License-Identifier: GPL-3.0-or-later */
-/*
- * mkdir_p.c
- *
- * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
- */
-#include "common.h"
-
-#include <string.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <errno.h>
-
-#ifdef _WIN32
-/*
- Supported paths:
- - <letter>:\ <absolute path>
- - \\<server>\<share>\ <absolute path>
- - \\?\<letter>:\ <absolute path>
- - \\?\UNC\<server>\<share>\ <absolute path>
- - Relative path not starting with '\'
- */
-
-static WCHAR *skip_unc_path(WCHAR *ptr)
-{
- /* server */
- if (*ptr == '\0' || *ptr == '\\')
- return NULL;
-
- while (*ptr != '\0' && *ptr != '\\')
- ++ptr;
-
- if (*(ptr++) != '\\')
- return NULL;
-
- /* share */
- if (*ptr == '\0' || *ptr == '\\')
- return NULL;
-
- while (*ptr != '\0' && *ptr != '\\')
- ++ptr;
-
- return (*ptr == '\\') ? (ptr + 1) : ptr;
-}
-
-static WCHAR *skip_prefix(WCHAR *ptr)
-{
- if (isalpha(ptr[0]) && ptr[1] == ':' && ptr[2] == '\\')
- return ptr + 3;
-
- if (ptr[0] == '\\' && ptr[1] == '\\') {
- if (ptr[2] == '?') {
- if (ptr[3] != '\\')
- return NULL;
-
- ptr += 4;
-
- if ((ptr[0] == 'u' || ptr[0] == 'U') &&
- (ptr[1] == 'n' || ptr[1] == 'N') &&
- (ptr[2] == 'c' || ptr[2] == 'C') &&
- ptr[3] == '\\') {
- ptr += 4;
-
- return skip_unc_path(ptr);
- }
-
- if (isalpha(ptr[0]) && ptr[1] == ':' && ptr[2] == '\\')
- return ptr + 3;
-
- return NULL;
- }
-
- return skip_unc_path(ptr);
- }
-
- if (ptr[0] == '\\')
- return NULL;
-
- return ptr;
-}
-
-int mkdir_p(const char *path)
-{
- WCHAR *wpath, *ptr, *end;
- DWORD error;
- bool done;
-
-
- wpath = path_to_windows(path);
- if (wpath == NULL)
- return -1;
-
- ptr = skip_prefix(wpath);
- if (ptr == NULL) {
- fprintf(stderr, "Illegal or unsupported path: %s\n", path);
- goto fail;
- }
-
- while (*ptr != '\0') {
- if (*ptr == '\\') {
- ++ptr;
- continue;
- }
-
- for (end = ptr; *end != '\0' && *end != '\\'; ++end)
- ++end;
-
- if (*end == '\\') {
- done = false;
- *end = '\0';
- } else {
- done = true;
- }
-
- if (!CreateDirectoryW(wpath, NULL)) {
- error = GetLastError();
-
- if (error != ERROR_ALREADY_EXISTS) {
- fprintf(stderr, "Creating %s: %ld\n",
- path, error);
- goto fail;
- }
- }
-
- if (!done)
- *end = '\\';
-
- ptr = done ? end : (end + 1);
- }
-
- free(wpath);
- return 0;
-fail:
- free(wpath);
- return -1;
-}
-#else
-int mkdir_p(const char *path)
-{
- size_t i, len;
- char *buffer;
-
- while (path[0] == '/' && path[1] == '/')
- ++path;
-
- if (*path == '\0' || (path[0] == '/' && path[1] == '\0'))
- return 0;
-
- len = strlen(path) + 1;
- buffer = alloca(len);
-
- for (i = 0; i < len; ++i) {
- if (i > 0 && (path[i] == '/' || path[i] == '\0')) {
- buffer[i] = '\0';
-
- if (mkdir(buffer, 0755) != 0) {
- if (errno != EEXIST) {
- fprintf(stderr, "mkdir %s: %s\n",
- buffer, strerror(errno));
- return -1;
- }
- }
- }
-
- buffer[i] = path[i];
- }
-
- return 0;
-}
-#endif