diff options
Diffstat (limited to 'llvm/lib/Support/Path.cpp')
-rw-r--r-- | llvm/lib/Support/Path.cpp | 100 |
1 files changed, 50 insertions, 50 deletions
diff --git a/llvm/lib/Support/Path.cpp b/llvm/lib/Support/Path.cpp index 761d29e..3e06666 100644 --- a/llvm/lib/Support/Path.cpp +++ b/llvm/lib/Support/Path.cpp @@ -700,6 +700,55 @@ bool is_relative(const Twine &path, Style style) { return !is_absolute(path, style); } +void make_absolute(const Twine ¤t_directory, + SmallVectorImpl<char> &path) { + StringRef p(path.data(), path.size()); + + bool rootDirectory = has_root_directory(p); + bool rootName = has_root_name(p); + + // Already absolute. + if ((rootName || is_style_posix(Style::native)) && rootDirectory) + return; + + // All the following conditions will need the current directory. + SmallString<128> current_dir; + current_directory.toVector(current_dir); + + // Relative path. Prepend the current directory. + if (!rootName && !rootDirectory) { + // Append path to the current directory. + append(current_dir, p); + // Set path to the result. + path.swap(current_dir); + return; + } + + if (!rootName && rootDirectory) { + StringRef cdrn = root_name(current_dir); + SmallString<128> curDirRootName(cdrn.begin(), cdrn.end()); + append(curDirRootName, p); + // Set path to the result. + path.swap(curDirRootName); + return; + } + + if (rootName && !rootDirectory) { + StringRef pRootName = root_name(p); + StringRef bRootDirectory = root_directory(current_dir); + StringRef bRelativePath = relative_path(current_dir); + StringRef pRelativePath = relative_path(p); + + SmallString<128> res; + append(res, pRootName, bRootDirectory, bRelativePath, pRelativePath); + path.swap(res); + return; + } + + llvm_unreachable("All rootName and rootDirectory combinations should have " + "occurred above!"); +} + StringRef remove_leading_dotslash(StringRef Path, Style style) { // Remove leading "./" (or ".//" or "././" etc.) while (Path.size() > 2 && Path[0] == '.' && is_separator(Path[1], style)) { @@ -903,55 +952,6 @@ getPotentiallyUniqueTempFileName(const Twine &Prefix, StringRef Suffix, return createTemporaryFile(Prefix, Suffix, Dummy, ResultPath, FS_Name); } -void make_absolute(const Twine ¤t_directory, - SmallVectorImpl<char> &path) { - StringRef p(path.data(), path.size()); - - bool rootDirectory = path::has_root_directory(p); - bool rootName = path::has_root_name(p); - - // Already absolute. - if ((rootName || is_style_posix(Style::native)) && rootDirectory) - return; - - // All of the following conditions will need the current directory. - SmallString<128> current_dir; - current_directory.toVector(current_dir); - - // Relative path. Prepend the current directory. - if (!rootName && !rootDirectory) { - // Append path to the current directory. - path::append(current_dir, p); - // Set path to the result. - path.swap(current_dir); - return; - } - - if (!rootName && rootDirectory) { - StringRef cdrn = path::root_name(current_dir); - SmallString<128> curDirRootName(cdrn.begin(), cdrn.end()); - path::append(curDirRootName, p); - // Set path to the result. - path.swap(curDirRootName); - return; - } - - if (rootName && !rootDirectory) { - StringRef pRootName = path::root_name(p); - StringRef bRootDirectory = path::root_directory(current_dir); - StringRef bRelativePath = path::relative_path(current_dir); - StringRef pRelativePath = path::relative_path(p); - - SmallString<128> res; - path::append(res, pRootName, bRootDirectory, bRelativePath, pRelativePath); - path.swap(res); - return; - } - - llvm_unreachable("All rootName and rootDirectory combinations should have " - "occurred above!"); -} - std::error_code make_absolute(SmallVectorImpl<char> &path) { if (path::is_absolute(path)) return {}; @@ -960,7 +960,7 @@ std::error_code make_absolute(SmallVectorImpl<char> &path) { if (std::error_code ec = current_path(current_dir)) return ec; - make_absolute(current_dir, path); + path::make_absolute(current_dir, path); return {}; } |