diff options
Diffstat (limited to 'indra/llvfs/lldir.h')
| -rw-r--r-- | indra/llvfs/lldir.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/indra/llvfs/lldir.h b/indra/llvfs/lldir.h index 5ee8bdb542..42996fd051 100644 --- a/indra/llvfs/lldir.h +++ b/indra/llvfs/lldir.h @@ -75,6 +75,31 @@ class LLDir // pure virtual functions virtual U32 countFilesInDir(const std::string &dirname, const std::string &mask) = 0; + /// Walk the files in a directory, with file pattern matching + virtual BOOL getNextFileInDir(const std::string& dirname, ///< directory path - must end in trailing slash! + const std::string& mask, ///< file pattern string (use "*" for all) + std::string& fname ///< output: found file name + ) = 0; + /**< + * @returns true if a file was found, false if the entire directory has been scanned. + * + * @note that this function is NOT thread safe + * + * This function may not be used to scan part of a directory, then start a new search of a different + * directory, and then restart the first search where it left off; the entire search must run to + * completion or be abandoned - there is no restart. + * + * @bug: See http://jira.secondlife.com/browse/VWR-23697 + * and/or the tests in test/lldir_test.cpp + * This is known to fail with patterns that have both: + * a wildcard left of a . and more than one sequential ? right of a . + * the pattern foo.??x appears to work + * but *.??x or foo?.??x do not + * + * @todo this really should be rewritten as an iterator object, and the + * filtering should be done in a platform-independent way. + */ + virtual std::string getCurPath() = 0; virtual BOOL fileExists(const std::string &filename) const = 0; |