JDevlieghere created this revision.
JDevlieghere added reviewers: davide, labath.
JDevlieghere added a project: LLDB.
Make use of the convenience helpers from FileSystem.
Repository:
rLLDB LLDB
https://reviews.llvm.org/D55240
Files:
include/lldb/Host/FileSystem.h
source/Commands/CommandCompletions.cpp
source/Host/common/FileSystem.cpp
Index: source/Host/common/FileSystem.cpp
===================================================================
--- source/Host/common/FileSystem.cpp
+++ source/Host/common/FileSystem.cpp
@@ -63,6 +63,25 @@
return g_fs;
}
+vfs::directory_iterator FileSystem::DirBegin(const FileSpec &file_spec,
+ std::error_code &ec) {
+ return DirBegin(file_spec.GetPath(), ec);
+}
+
+vfs::directory_iterator FileSystem::DirBegin(const Twine &dir,
+ std::error_code &ec) {
+ return m_fs->dir_begin(dir, ec);
+}
+
+llvm::ErrorOr<vfs::Status>
+FileSystem::GetStatus(const FileSpec &file_spec) const {
+ return GetStatus(file_spec.GetPath());
+}
+
+llvm::ErrorOr<vfs::Status> FileSystem::GetStatus(const Twine &path) const {
+ return m_fs->status(path);
+}
+
sys::TimePoint<>
FileSystem::GetModificationTime(const FileSpec &file_spec) const {
return GetModificationTime(file_spec.GetPath());
Index: source/Commands/CommandCompletions.cpp
===================================================================
--- source/Commands/CommandCompletions.cpp
+++ source/Commands/CommandCompletions.cpp
@@ -101,7 +101,6 @@
if (CompletionBuffer.size() >= PATH_MAX)
return matches.GetSize();
- namespace fs = llvm::sys::fs;
namespace path = llvm::sys::path;
llvm::StringRef SearchDir;
@@ -178,11 +177,16 @@
// SearchDir now contains the directory to search in, and Prefix contains the
// text we want to match against items in that directory.
+ FileSystem fs = FileSystem::Instance();
std::error_code EC;
- fs::directory_iterator Iter(SearchDir, EC, false);
- fs::directory_iterator End;
+ llvm::vfs::directory_iterator Iter = fs.DirBegin(SearchDir, EC);
+ llvm::vfs::directory_iterator End;
for (; Iter != End && !EC; Iter.increment(EC)) {
auto &Entry = *Iter;
+ llvm::ErrorOr<llvm::vfs::Status> Status = fs.GetStatus(Entry.path());
+
+ if (!Status)
+ continue;
auto Name = path::filename(Entry.path());
@@ -190,20 +194,18 @@
if (Name == "." || Name == ".." || !Name.startswith(PartialItem))
continue;
- // We have a match.
-
- llvm::ErrorOr<fs::basic_file_status> st = Entry.status();
- if (!st)
- continue;
+ bool is_dir = Status->isDirectory();
// If it's a symlink, then we treat it as a directory as long as the target
// is a directory.
- bool is_dir = fs::is_directory(*st);
- if (fs::is_symlink_file(*st)) {
- fs::file_status target_st;
- if (!fs::status(Entry.path(), target_st))
- is_dir = fs::is_directory(target_st);
+ if (Status->isSymlink()) {
+ FileSpec symlink_filespec(Entry.path());
+ FileSpec resolved_filespec;
+ auto error = fs.ResolveSymbolicLink(symlink_filespec, resolved_filespec);
+ if (error.Success())
+ is_dir = fs.IsDirectory(symlink_filespec);
}
+
if (only_directories && !is_dir)
continue;
Index: include/lldb/Host/FileSystem.h
===================================================================
--- include/lldb/Host/FileSystem.h
+++ include/lldb/Host/FileSystem.h
@@ -54,6 +54,20 @@
Status Open(File &File, const FileSpec &file_spec, uint32_t options,
uint32_t permissions = lldb::eFilePermissionsFileDefault);
+ /// Get a directory iterator.
+ /// @{
+ llvm::vfs::directory_iterator DirBegin(const FileSpec &file_spec,
+ std::error_code &ec);
+ llvm::vfs::directory_iterator DirBegin(const llvm::Twine &dir,
+ std::error_code &ec);
+ /// @}
+
+ /// Returns the Status object for the given file.
+ /// @{
+ llvm::ErrorOr<llvm::vfs::Status> GetStatus(const FileSpec &file_spec) const;
+ llvm::ErrorOr<llvm::vfs::Status> GetStatus(const llvm::Twine &path) const;
+ /// @}
+
/// Returns the modification time of the given file.
/// @{
llvm::sys::TimePoint<> GetModificationTime(const FileSpec &file_spec) const;
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