Mercurial > vim
comparison src/os_win32.c @ 6345:9bc6ce142cc3 v7.4.505
updated for version 7.4.505
Problem: On MS-Windows when 'encoding' is a double-byte encoding a file
name longer than MAX_PATH bytes but shorter than that in
characters causes problems.
Solution: Fail on file names longer than MAX_PATH bytes. (Ken Takata)
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Wed, 05 Nov 2014 18:36:03 +0100 |
| parents | e3149e2b4152 |
| children | 9f9058aeba0d |
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| 6344:8a860e8b02e1 | 6345:9bc6ce142cc3 |
|---|---|
| 6137 * the _wopen() fails for missing wide functions. */ | 6137 * the _wopen() fails for missing wide functions. */ |
| 6138 } | 6138 } |
| 6139 } | 6139 } |
| 6140 # endif | 6140 # endif |
| 6141 | 6141 |
| 6142 /* open() can open a file which name is longer than _MAX_PATH bytes | |
| 6143 * and shorter than _MAX_PATH characters successfully, but sometimes it | |
| 6144 * causes unexpected error in another part. We make it an error explicitly | |
| 6145 * here. */ | |
| 6146 if (strlen(name) >= _MAX_PATH) | |
| 6147 return -1; | |
| 6148 | |
| 6142 return open(name, flags, mode); | 6149 return open(name, flags, mode); |
| 6143 } | 6150 } |
| 6144 | 6151 |
| 6145 /* | 6152 /* |
| 6146 * Version of fopen() that may use UTF-16 file name. | 6153 * Version of fopen() that may use UTF-16 file name. |
| 6185 return f; | 6192 return f; |
| 6186 /* Retry with non-wide function (for Windows 98). Can't use | 6193 /* Retry with non-wide function (for Windows 98). Can't use |
| 6187 * GetLastError() here and it's unclear what errno gets set to if | 6194 * GetLastError() here and it's unclear what errno gets set to if |
| 6188 * the _wfopen() fails for missing wide functions. */ | 6195 * the _wfopen() fails for missing wide functions. */ |
| 6189 } | 6196 } |
| 6197 | |
| 6198 /* fopen() can open a file which name is longer than _MAX_PATH bytes | |
| 6199 * and shorter than _MAX_PATH characters successfully, but sometimes it | |
| 6200 * causes unexpected error in another part. We make it an error explicitly | |
| 6201 * here. */ | |
| 6202 if (strlen(name) >= _MAX_PATH) | |
| 6203 return NULL; | |
| 6190 | 6204 |
| 6191 return fopen(name, mode); | 6205 return fopen(name, mode); |
| 6192 } | 6206 } |
| 6193 #endif | 6207 #endif |
| 6194 | 6208 |