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Issue 189333004: Move more file_util functions to base namespace. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 6 years, 9 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "base/file_util.h" 5 #include "base/file_util.h"
6 6
7 #if defined(OS_WIN) 7 #if defined(OS_WIN)
8 #include <io.h> 8 #include <io.h>
9 #endif 9 #endif
10 #include <stdio.h> 10 #include <stdio.h>
(...skipping 218 matching lines...) Expand 10 before | Expand all | Expand 10 after
229 if (_chsize(fd, current_offset) != 0) 229 if (_chsize(fd, current_offset) != 0)
230 return false; 230 return false;
231 #else 231 #else
232 int fd = fileno(file); 232 int fd = fileno(file);
233 if (ftruncate(fd, current_offset) != 0) 233 if (ftruncate(fd, current_offset) != 0)
234 return false; 234 return false;
235 #endif 235 #endif
236 return true; 236 return true;
237 } 237 }
238 238
239 } // namespace base 239 int GetUniquePathNumber(const FilePath& path,
240 240 const FilePath::StringType& suffix) {
241 // -----------------------------------------------------------------------------
242
243 namespace file_util {
244
245 using base::FilePath;
246 using base::kMaxUniqueFiles;
247
248 int GetUniquePathNumber(
249 const FilePath& path,
250 const FilePath::StringType& suffix) {
251 bool have_suffix = !suffix.empty(); 241 bool have_suffix = !suffix.empty();
252 if (!PathExists(path) && 242 if (!PathExists(path) &&
253 (!have_suffix || !PathExists(FilePath(path.value() + suffix)))) { 243 (!have_suffix || !PathExists(FilePath(path.value() + suffix)))) {
254 return 0; 244 return 0;
255 } 245 }
256 246
257 FilePath new_path; 247 FilePath new_path;
258 for (int count = 1; count <= kMaxUniqueFiles; ++count) { 248 for (int count = 1; count <= kMaxUniqueFiles; ++count) {
259 new_path = 249 new_path = path.InsertBeforeExtensionASCII(StringPrintf(" (%d)", count));
260 path.InsertBeforeExtensionASCII(base::StringPrintf(" (%d)", count));
261 if (!PathExists(new_path) && 250 if (!PathExists(new_path) &&
262 (!have_suffix || !PathExists(FilePath(new_path.value() + suffix)))) { 251 (!have_suffix || !PathExists(FilePath(new_path.value() + suffix)))) {
263 return count; 252 return count;
264 } 253 }
265 } 254 }
266 255
267 return -1; 256 return -1;
268 } 257 }
269 258
270 } // namespace file_util 259 } // namespace base
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