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Support/PathV2: Add remove_filename implementation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120513 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -140,7 +140,7 @@ error_code make_absolute(SmallVectorImpl<char> &path);
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/// @brief Remove the last component from \a path if it exists.
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/// @brief Remove the last component from \a path if it exists.
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///
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///
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/// directory/filename.cpp => directory/
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/// directory/filename.cpp => directory/
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/// directory/ => directory/
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/// directory/ => directory
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///
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///
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/// @param path A path that is modified to not have a file component.
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/// @param path A path that is modified to not have a file component.
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/// @returns errc::success if \a path's file name has been removed (or there was
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/// @returns errc::success if \a path's file name has been removed (or there was
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@ -503,6 +503,14 @@ error_code parent_path(const StringRef &path, StringRef &result) {
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return make_error_code(errc::success);
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return make_error_code(errc::success);
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}
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}
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error_code remove_filename(SmallVectorImpl<char> &path) {
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size_t end_pos = parent_path_end(StringRef(path.begin(), path.size()));
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if (end_pos == StringRef::npos)
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return make_error_code(errc::success);
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path.set_size(end_pos);
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return make_error_code(errc::success);
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}
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}
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}
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}
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}
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}
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}
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@ -99,6 +99,10 @@ TEST(Support, Path) {
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if (error_code ec = sys::path::make_absolute(temp_store))
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if (error_code ec = sys::path::make_absolute(temp_store))
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ASSERT_FALSE(ec.message().c_str());
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ASSERT_FALSE(ec.message().c_str());
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outs() << " make_absolute: " << temp_store << '\n';
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outs() << " make_absolute: " << temp_store << '\n';
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temp_store = *i;
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if (error_code ec = sys::path::remove_filename(temp_store))
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ASSERT_FALSE(ec.message().c_str());
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outs() << " remove_filename: " << temp_store << '\n';
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outs().flush();
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outs().flush();
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}
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}
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