[Lldb-commits] [lldb] r346457 - [FileSystem] Make use of FS in TildeExpressionResolver

Jonas Devlieghere via lldb-commits lldb-commits at lists.llvm.org
Thu Nov 8 16:50:51 PST 2018


Author: jdevlieghere
Date: Thu Nov  8 16:50:50 2018
New Revision: 346457

URL: http://llvm.org/viewvc/llvm-project?rev=346457&view=rev
Log:
[FileSystem] Make use of FS in TildeExpressionResolver

In order to call real_path from the TildeExpressionResolver we need
access to the FileSystem. Since the resolver lives under utility we have
to pass in the FS.

Modified:
    lldb/trunk/include/lldb/Host/FileSystem.h
    lldb/trunk/include/lldb/Utility/TildeExpressionResolver.h
    lldb/trunk/source/Commands/CommandCompletions.cpp
    lldb/trunk/source/Host/common/FileSystem.cpp
    lldb/trunk/source/Target/TargetList.cpp
    lldb/trunk/source/Utility/TildeExpressionResolver.cpp
    lldb/trunk/unittests/Host/FileSystemTest.cpp
    lldb/trunk/unittests/Interpreter/TestCompletion.cpp
    lldb/trunk/unittests/TestingSupport/MockTildeExpressionResolver.cpp
    lldb/trunk/unittests/TestingSupport/MockTildeExpressionResolver.h
    lldb/trunk/unittests/Utility/TildeExpressionResolverTest.cpp

Modified: lldb/trunk/include/lldb/Host/FileSystem.h
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/include/lldb/Host/FileSystem.h?rev=346457&r1=346456&r2=346457&view=diff
==============================================================================
--- lldb/trunk/include/lldb/Host/FileSystem.h (original)
+++ lldb/trunk/include/lldb/Host/FileSystem.h Thu Nov  8 16:50:50 2018
@@ -132,7 +132,8 @@ public:
                           void *callback_baton);
 
   std::error_code GetRealPath(const llvm::Twine &path,
-                              llvm::SmallVectorImpl<char> &output) const;
+                              llvm::SmallVectorImpl<char> &output,
+                              bool expand_tilde) const;
 
 private:
   static llvm::Optional<FileSystem> &InstanceImpl();

Modified: lldb/trunk/include/lldb/Utility/TildeExpressionResolver.h
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/include/lldb/Utility/TildeExpressionResolver.h?rev=346457&r1=346456&r2=346457&view=diff
==============================================================================
--- lldb/trunk/include/lldb/Utility/TildeExpressionResolver.h (original)
+++ lldb/trunk/include/lldb/Utility/TildeExpressionResolver.h Thu Nov  8 16:50:50 2018
@@ -18,8 +18,10 @@ template <typename T> class SmallVectorI
 }
 
 namespace lldb_private {
+class FileSystem;
 class TildeExpressionResolver {
 public:
+  TildeExpressionResolver(FileSystem &fs) : m_fs(fs) {}
   virtual ~TildeExpressionResolver();
 
   /// Resolve a Tilde Expression contained according to bash rules.
@@ -52,14 +54,20 @@ public:
   /// the username portion with the matched result.
   bool ResolveFullPath(llvm::StringRef Expr,
                        llvm::SmallVectorImpl<char> &Output);
+
+protected:
+  FileSystem &m_fs;
 };
 
 class StandardTildeExpressionResolver : public TildeExpressionResolver {
 public:
+  StandardTildeExpressionResolver(FileSystem &fs)
+      : TildeExpressionResolver(fs) {}
+
   bool ResolveExact(llvm::StringRef Expr,
                     llvm::SmallVectorImpl<char> &Output) override;
   bool ResolvePartial(llvm::StringRef Expr, llvm::StringSet<> &Output) override;
 };
-}
+} // namespace lldb_private
 
 #endif // #ifndef LLDB_UTILITY_TILDE_EXPRESSION_RESOLVER_H

Modified: lldb/trunk/source/Commands/CommandCompletions.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Commands/CommandCompletions.cpp?rev=346457&r1=346456&r2=346457&view=diff
==============================================================================
--- lldb/trunk/source/Commands/CommandCompletions.cpp (original)
+++ lldb/trunk/source/Commands/CommandCompletions.cpp Thu Nov  8 16:50:50 2018
@@ -231,7 +231,7 @@ static int DiskFilesOrDirectories(const
 static int DiskFilesOrDirectories(CompletionRequest &request,
                                   bool only_directories) {
   request.SetWordComplete(false);
-  StandardTildeExpressionResolver resolver;
+  StandardTildeExpressionResolver resolver(FileSystem::Instance());
   StringList matches;
   DiskFilesOrDirectories(request.GetCursorArgumentPrefix(), only_directories,
                          matches, resolver);

Modified: lldb/trunk/source/Host/common/FileSystem.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Host/common/FileSystem.cpp?rev=346457&r1=346456&r2=346457&view=diff
==============================================================================
--- lldb/trunk/source/Host/common/FileSystem.cpp (original)
+++ lldb/trunk/source/Host/common/FileSystem.cpp Thu Nov  8 16:50:50 2018
@@ -183,8 +183,9 @@ std::error_code FileSystem::MakeAbsolute
 }
 
 std::error_code FileSystem::GetRealPath(const Twine &path,
-                                        SmallVectorImpl<char> &output) const {
-  return m_fs->getRealPath(path, output);
+                                        SmallVectorImpl<char> &output,
+                                        bool expand_tilde) const {
+  return m_fs->getRealPath(path, output, expand_tilde);
 }
 
 void FileSystem::Resolve(SmallVectorImpl<char> &path) {
@@ -193,8 +194,8 @@ void FileSystem::Resolve(SmallVectorImpl
 
   // Resolve tilde.
   SmallString<128> original_path(path.begin(), path.end());
-  StandardTildeExpressionResolver Resolver;
-  Resolver.ResolveFullPath(original_path, path);
+  StandardTildeExpressionResolver resolver(*this);
+  resolver.ResolveFullPath(original_path, path);
 
   // Try making the path absolute if it exists.
   SmallString<128> absolute_path(path.begin(), path.end());

Modified: lldb/trunk/source/Target/TargetList.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Target/TargetList.cpp?rev=346457&r1=346456&r2=346457&view=diff
==============================================================================
--- lldb/trunk/source/Target/TargetList.cpp (original)
+++ lldb/trunk/source/Target/TargetList.cpp Thu Nov  8 16:50:50 2018
@@ -351,8 +351,8 @@ Status TargetList::CreateTargetInternal(
     // we want to expand the tilde but we don't want to resolve any symbolic
     // links so we can't use the FileSpec constructor's resolve flag
     llvm::SmallString<64> unglobbed_path;
-    StandardTildeExpressionResolver Resolver;
-    Resolver.ResolveFullPath(user_exe_path, unglobbed_path);
+    StandardTildeExpressionResolver resolver(FileSystem::Instance());
+    resolver.ResolveFullPath(user_exe_path, unglobbed_path);
 
     if (unglobbed_path.empty())
       file = FileSpec(user_exe_path);

Modified: lldb/trunk/source/Utility/TildeExpressionResolver.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Utility/TildeExpressionResolver.cpp?rev=346457&r1=346456&r2=346457&view=diff
==============================================================================
--- lldb/trunk/source/Utility/TildeExpressionResolver.cpp (original)
+++ lldb/trunk/source/Utility/TildeExpressionResolver.cpp Thu Nov  8 16:50:50 2018
@@ -8,13 +8,13 @@
 //===----------------------------------------------------------------------===//
 
 #include "lldb/Utility/TildeExpressionResolver.h"
+#include "lldb/Host/FileSystem.h"
 
 #include <assert.h>     // for assert
 #include <system_error> // for error_code
 
 #include "llvm/ADT/STLExtras.h"      // for any_of
 #include "llvm/ADT/SmallVector.h"    // for SmallVectorImpl
-#include "llvm/Support/FileSystem.h"
 #include "llvm/Support/Path.h"
 #include "llvm/Support/raw_ostream.h" // for fs
 
@@ -37,7 +37,7 @@ bool StandardTildeExpressionResolver::Re
   assert(!llvm::any_of(Expr, [](char c) { return path::is_separator(c); }));
   assert(Expr.empty() || Expr[0] == '~');
 
-  return !fs::real_path(Expr, Output, true);
+  return !m_fs.GetRealPath(Expr, Output, true);
 }
 
 bool StandardTildeExpressionResolver::ResolvePartial(StringRef Expr,

Modified: lldb/trunk/unittests/Host/FileSystemTest.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/unittests/Host/FileSystemTest.cpp?rev=346457&r1=346456&r2=346457&view=diff
==============================================================================
--- lldb/trunk/unittests/Host/FileSystemTest.cpp (original)
+++ lldb/trunk/unittests/Host/FileSystemTest.cpp Thu Nov  8 16:50:50 2018
@@ -69,8 +69,8 @@ public:
     return std::error_code();
   }
   // Map any symlink to "/symlink".
-  std::error_code getRealPath(const Twine &Path,
-                              SmallVectorImpl<char> &Output) const override {
+  std::error_code getRealPath(const Twine &Path, SmallVectorImpl<char> &Output,
+                              bool ExpandTilde) const override {
     auto I = FilesAndDirs.find(Path.str());
     if (I == FilesAndDirs.end())
       return make_error_code(llvm::errc::no_such_file_or_directory);

Modified: lldb/trunk/unittests/Interpreter/TestCompletion.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/unittests/Interpreter/TestCompletion.cpp?rev=346457&r1=346456&r2=346457&view=diff
==============================================================================
--- lldb/trunk/unittests/Interpreter/TestCompletion.cpp (original)
+++ lldb/trunk/unittests/Interpreter/TestCompletion.cpp Thu Nov  8 16:50:50 2018
@@ -7,9 +7,11 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include "lldb/Host/FileSystem.h"
 #include "lldb/Interpreter/CommandCompletions.h"
 #include "lldb/Utility/StringList.h"
 #include "lldb/Utility/TildeExpressionResolver.h"
+
 #include "gmock/gmock.h"
 #include "gtest/gtest.h"
 
@@ -65,6 +67,8 @@ protected:
   SmallString<128> FileBaz;
 
   void SetUp() override {
+    FileSystem::Initialize();
+
     // chdir back into the original working dir this test binary started with.
     // A previous test may have have changed the working dir.
     ASSERT_NO_ERROR(fs::set_current_path(OriginalWorkingDir));
@@ -105,7 +109,10 @@ protected:
     ASSERT_NO_ERROR(fs::current_path(OriginalWorkingDir));
   }
 
-  void TearDown() override { ASSERT_NO_ERROR(fs::remove_directories(BaseDir)); }
+  void TearDown() override {
+    ASSERT_NO_ERROR(fs::remove_directories(BaseDir));
+    FileSystem::Terminate();
+  }
 
   static bool HasEquivalentFile(const Twine &Path, const StringList &Paths) {
     for (size_t I = 0; I < Paths.GetSize(); ++I) {
@@ -158,7 +165,7 @@ TEST_F(CompletionTest, DirCompletionAbso
 
   std::string Prefixes[] = {(Twine(BaseDir) + "/").str(), ""};
 
-  StandardTildeExpressionResolver Resolver;
+  StandardTildeExpressionResolver Resolver(FileSystem::Instance());
   StringList Results;
 
   // When a directory is specified that doesn't end in a slash, it searches
@@ -197,7 +204,7 @@ TEST_F(CompletionTest, FileCompletionAbs
   // all check this by asserting an exact result count, and verifying against
   // known folders.
 
-  StandardTildeExpressionResolver Resolver;
+  StandardTildeExpressionResolver Resolver(FileSystem::Instance());
   StringList Results;
   // When an item is specified that doesn't end in a slash but exactly matches
   // one item, it returns that item.
@@ -248,7 +255,8 @@ TEST_F(CompletionTest, FileCompletionAbs
 }
 
 TEST_F(CompletionTest, DirCompletionUsername) {
-  MockTildeExpressionResolver Resolver("James", BaseDir);
+  MockTildeExpressionResolver Resolver(FileSystem::Instance(), "James",
+                                       BaseDir);
   Resolver.AddKnownUser("Kirk", DirFooB);
   Resolver.AddKnownUser("Lars", DirFooC);
   Resolver.AddKnownUser("Jason", DirFoo);

Modified: lldb/trunk/unittests/TestingSupport/MockTildeExpressionResolver.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/unittests/TestingSupport/MockTildeExpressionResolver.cpp?rev=346457&r1=346456&r2=346457&view=diff
==============================================================================
--- lldb/trunk/unittests/TestingSupport/MockTildeExpressionResolver.cpp (original)
+++ lldb/trunk/unittests/TestingSupport/MockTildeExpressionResolver.cpp Thu Nov  8 16:50:50 2018
@@ -13,9 +13,10 @@
 using namespace lldb_private;
 using namespace llvm;
 
-MockTildeExpressionResolver::MockTildeExpressionResolver(StringRef CurrentUser,
+MockTildeExpressionResolver::MockTildeExpressionResolver(FileSystem &fs,
+                                                         StringRef CurrentUser,
                                                          StringRef HomeDir)
-    : CurrentUser(CurrentUser) {
+    : TildeExpressionResolver(fs), CurrentUser(CurrentUser) {
   UserDirectories.insert(std::make_pair(CurrentUser, HomeDir));
 }
 

Modified: lldb/trunk/unittests/TestingSupport/MockTildeExpressionResolver.h
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/unittests/TestingSupport/MockTildeExpressionResolver.h?rev=346457&r1=346456&r2=346457&view=diff
==============================================================================
--- lldb/trunk/unittests/TestingSupport/MockTildeExpressionResolver.h (original)
+++ lldb/trunk/unittests/TestingSupport/MockTildeExpressionResolver.h Thu Nov  8 16:50:50 2018
@@ -16,12 +16,13 @@
 #include "llvm/ADT/StringMap.h"
 
 namespace lldb_private {
+class FileSystem;
 class MockTildeExpressionResolver : public TildeExpressionResolver {
   llvm::StringRef CurrentUser;
   llvm::StringMap<llvm::StringRef> UserDirectories;
 
 public:
-  MockTildeExpressionResolver(llvm::StringRef CurrentUser,
+  MockTildeExpressionResolver(FileSystem &fs, llvm::StringRef CurrentUser,
                               llvm::StringRef HomeDir);
 
   void AddKnownUser(llvm::StringRef User, llvm::StringRef HomeDir);

Modified: lldb/trunk/unittests/Utility/TildeExpressionResolverTest.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/unittests/Utility/TildeExpressionResolverTest.cpp?rev=346457&r1=346456&r2=346457&view=diff
==============================================================================
--- lldb/trunk/unittests/Utility/TildeExpressionResolverTest.cpp (original)
+++ lldb/trunk/unittests/Utility/TildeExpressionResolverTest.cpp Thu Nov  8 16:50:50 2018
@@ -1,6 +1,7 @@
 #include "gtest/gtest.h"
 
 #include "TestingSupport/MockTildeExpressionResolver.h"
+#include "lldb/Host/FileSystem.h"
 #include "lldb/Utility/TildeExpressionResolver.h"
 
 #include "llvm/ADT/SmallString.h"
@@ -9,7 +10,8 @@ using namespace llvm;
 using namespace lldb_private;
 
 TEST(TildeExpressionResolver, ResolveFullPath) {
-  MockTildeExpressionResolver Resolver("James", "/james");
+  FileSystem fs;
+  MockTildeExpressionResolver Resolver(fs, "James", "/james");
   Resolver.AddKnownUser("Kirk", "/kirk");
   Resolver.AddKnownUser("Lars", "/lars");
   Resolver.AddKnownUser("Jason", "/jason");




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