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Revert "Added support for different VFSs in format::getStyle." 

This reverts commit r264253. It is breaking the buildbot http://lab.llvm.org:8011/builders/llvm-clang-lld-x86_64-scei-ps4-windows10pro-fast/builds/2203

llvm-svn: 264276
This commit is contained in:
Eric Liu 2016-03-24 13:22:37 +00:00
parent 295915ceb7
commit d47583232a
1 changed files with 7 additions and 17 deletions
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24
clang/lib/Format/Format.cpp
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@ -2099,10 +2099,7 @@ static FormatStyle::LanguageKind getLanguageByFileName(StringRef FileName) {
}
FormatStyle getStyle(StringRef StyleName, StringRef FileName,
StringRef FallbackStyle, vfs::FileSystem *FS) {
if (!FS) {
FS = vfs::getRealFileSystem().get();
}
StringRef FallbackStyle) {
FormatStyle Style = getLLVMStyle();
Style.Language = getLanguageByFileName(FileName);
if (!getPredefinedStyle(FallbackStyle, Style.Language, &Style)) {
@ -2133,35 +2130,28 @@ FormatStyle getStyle(StringRef StyleName, StringRef FileName,
llvm::sys::fs::make_absolute(Path);
for (StringRef Directory = Path; !Directory.empty();
Directory = llvm::sys::path::parent_path(Directory)) {
auto Status = FS->status(Directory);
if (!Status ||
Status->getType() != llvm::sys::fs::file_type::directory_file) {
if (!llvm::sys::fs::is_directory(Directory))
continue;
}
SmallString<128> ConfigFile(Directory);
llvm::sys::path::append(ConfigFile, ".clang-format");
DEBUG(llvm::dbgs() << "Trying " << ConfigFile << "...\n");
bool IsFile = false;
// Ignore errors from is_regular_file: we only need to know if we can read
// the file or not.
Status = FS->status(ConfigFile.str());
bool IsFile =
Status && (Status->getType() == llvm::sys::fs::file_type::regular_file);
llvm::sys::fs::is_regular_file(Twine(ConfigFile), IsFile);
if (!IsFile) {
// Try _clang-format too, since dotfiles are not commonly used on Windows.
ConfigFile = Directory;
llvm::sys::path::append(ConfigFile, "_clang-format");
DEBUG(llvm::dbgs() << "Trying " << ConfigFile << "...\n");
Status = FS->status(ConfigFile.str());
IsFile = Status &&
(Status->getType() == llvm::sys::fs::file_type::regular_file);
llvm::sys::fs::is_regular_file(Twine(ConfigFile), IsFile);
}
if (IsFile) {
llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>> Text =
FS->getBufferForFile(ConfigFile.str());
llvm::MemoryBuffer::getFile(ConfigFile.c_str());
if (std::error_code EC = Text.getError()) {
llvm::errs() << EC.message() << "\n";
break;