Autogen: Use std::istreambuf_iterator for file so string reading

This adds a dedicated mutex for file reading and writing to
cmQtAutoGenerator::FileSystem. The purpose of the change is
to avoid that long files reads block cmsys based path computations,
which are protected by an other mutex.

1 files changed, 5 insertions, 0 deletions

diff --git a/Source/cmQtAutoGenerator.h b/Source/cmQtAutoGenerator.h
index 0995b46..299e4c2 100644
--- a/Source/cmQtAutoGenerator.h
+++ b/Source/cmQtAutoGenerator.h
@@ -99,7 +99,12 @@ public:
     std::string GetFilePathChecksum(std::string const& filename);
 
     // -- File access
+    /// @brief Wrapper for cmSystemTools::FileExists
     bool FileExists(std::string const& filename);
+    /// @brief Wrapper for cmSystemTools::FileExists
+    bool FileExists(std::string const& filename, bool isFile);
+    /// @brief Wrapper for cmSystemTools::FileLength
+    unsigned long FileLength(std::string const& filename);
     bool FileIsOlderThan(std::string const& buildFile,
                          std::string const& sourceFile,
                          std::string* error = nullptr);