diff options
Diffstat (limited to 'winsup/cygwin/path.cc')
| -rw-r--r-- | winsup/cygwin/path.cc | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/winsup/cygwin/path.cc b/winsup/cygwin/path.cc index 6b1e44c..c948eec 100644 --- a/winsup/cygwin/path.cc +++ b/winsup/cygwin/path.cc @@ -205,6 +205,24 @@ pathmatch (const char *path1, const char *path2) : strcasematch (path1, path2); } +/* TODO: This function is used in mkdir and rmdir to generate correct + error messages in case of paths ending in /. or /.. components. + This test should eventually end up in path_conv::check in one way + or another. Right now, normalize_posix_path will just normalize + those components away, which changes the semantics. */ +bool +has_dot_last_component (const char *dir) +{ + /* SUSv3: . and .. are not allowed as last components in various system + calls. Don't test for backslash path separator since that's a Win32 + path following Win32 rules. */ + const char *last_comp = strrchr (dir, '/'); + return last_comp + && last_comp[1] == '.' + && (last_comp[2] == '\0' + || (last_comp[2] == '.' && last_comp[3] == '\0')); +} + #define isslash(c) ((c) == '/') /* Normalize a POSIX path. |