};
// Helper functions so that you can use & and | to manipulate perms bits:
-inline perms operator|(perms l , perms r) {
- return static_cast<perms>(
- static_cast<unsigned short>(l) | static_cast<unsigned short>(r));
+inline perms operator|(perms l, perms r) {
+ return static_cast<perms>(static_cast<unsigned short>(l) |
+ static_cast<unsigned short>(r));
}
-inline perms operator&(perms l , perms r) {
- return static_cast<perms>(
- static_cast<unsigned short>(l) & static_cast<unsigned short>(r));
+inline perms operator&(perms l, perms r) {
+ return static_cast<perms>(static_cast<unsigned short>(l) &
+ static_cast<unsigned short>(r));
}
inline perms &operator|=(perms &l, perms r) {
- l = l | r;
- return l;
+ l = l | r;
+ return l;
}
inline perms &operator&=(perms &l, perms r) {
- l = l & r;
- return l;
+ l = l & r;
+ return l;
}
inline perms operator~(perms x) {
return static_cast<perms>(~static_cast<unsigned short>(x));
/// @name Physical Operators
/// @{
+/// @brief Make \a path an absolute path.
+///
+/// Makes \a path absolute using the \a current_directory if it is not already.
+/// An empty \a path will result in the \a current_directory.
+///
+/// /absolute/path => /absolute/path
+/// relative/../path => <current-directory>/relative/../path
+///
+/// @param path A path that is modified to be an absolute path.
+/// @returns errc::success if \a path has been made absolute, otherwise a
+/// platform-specific error_code.
+std::error_code make_absolute(const Twine ¤t_directory,
+ SmallVectorImpl<char> &path);
+
/// @brief Make \a path an absolute path.
///
/// Makes \a path absolute using the current directory if it is not already. An
///
/// @param Path Input path.
/// @returns True if we can execute it, false otherwise.
-inline bool can_execute(const Twine &Path) {
- return !access(Path, AccessMode::Execute);
-}
+bool can_execute(const Twine &Path);
/// @brief Can we write this file?
///
///
/// Generates a unique path suitable for a temporary file and then opens it as a
/// file. The name is based on \a model with '%' replaced by a random char in
-/// [0-9a-f]. If \a model is not an absolute path, a suitable temporary
-/// directory will be prepended.
+/// [0-9a-f]. If \a model is not an absolute path, the temporary file will be
+/// created in the current directory.
///
/// Example: clang-%%-%%-%%-%%-%%.s => clang-a0-b1-c2-d3-e4.s
///
/// This is an atomic operation. Either the file is created and opened, or the
/// file system is left untouched.
///
-/// The intendend use is for files that are to be kept, possibly after
+/// The intended use is for files that are to be kept, possibly after
/// renaming them. For example, when running 'clang -c foo.o', the file can
/// be first created as foo-abc123.o and then renamed.
///