diff options
| -rw-r--r-- | include/llvm/System/Path.h | 6 | ||||
| -rw-r--r-- | lib/System/Unix/Path.inc | 9 | ||||
| -rw-r--r-- | lib/System/Win32/Path.inc | 5 |
3 files changed, 20 insertions, 0 deletions
diff --git a/include/llvm/System/Path.h b/include/llvm/System/Path.h index 2049528..cfeacd2 100644 --- a/include/llvm/System/Path.h +++ b/include/llvm/System/Path.h @@ -373,6 +373,12 @@ namespace sys { /// @brief Determins if the path is a directory in the file system. bool isDirectory() const; + /// This function determines if the path name refences an + /// existing symbolic link. + /// @returns true if the pathname references an existing symlink. + /// @brief Determins if the path is a symlink in the file system. + bool isSymLink() const; + /// This function determines if the path name references a readable file /// or directory in the file system. This function checks for /// the existence and readability (by the current program) of the file diff --git a/lib/System/Unix/Path.inc b/lib/System/Unix/Path.inc index d5b7542..5ee3adc 100644 --- a/lib/System/Unix/Path.inc +++ b/lib/System/Unix/Path.inc @@ -434,6 +434,15 @@ Path::isDirectory() const { } bool +Path::isSymLink() const { + struct stat buf; + if (0 != lstat(path.c_str(), &buf)) + return false; + return S_ISLNK(buf.st_mode); +} + + +bool Path::canRead() const { return 0 == access(path.c_str(), R_OK); } diff --git a/lib/System/Win32/Path.inc b/lib/System/Win32/Path.inc index 2ead801..4db7696 100644 --- a/lib/System/Win32/Path.inc +++ b/lib/System/Win32/Path.inc @@ -351,6 +351,11 @@ Path::isDirectory() const { } bool +Path::isSymLink() const { + return false; +} + +bool Path::canRead() const { // FIXME: take security attributes into account. DWORD attr = GetFileAttributes(path.c_str()); |