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LibCpp: Add option in Preprocessor to keep #include's in processed text

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Itamar 2021-05-21 15:41:38 +03:00 • committed by Andreas Kling
parent 14e0011825
commit 0522a4360b
2 changed files with 12 additions and 1 deletions
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11
Userland/Libraries/LibCpp/Preprocessor.cpp
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@ -22,11 +22,20 @@ const String& Preprocessor::process()
{ {
for (; m_line_index < m_lines.size(); ++m_line_index) { for (; m_line_index < m_lines.size(); ++m_line_index) {
auto& line = m_lines[m_line_index]; auto& line = m_lines[m_line_index];
bool include_in_processed_text = false;
if (line.starts_with("#")) { if (line.starts_with("#")) {
handle_preprocessor_line(line); auto keyword = handle_preprocessor_line(line);
if (m_options.keep_include_statements && keyword == "include")
include_in_processed_text = true;
} else if (m_state == State::Normal) { } else if (m_state == State::Normal) {
include_in_processed_text = true;
}
if (include_in_processed_text) {
m_builder.append(line); m_builder.append(line);
} }
m_builder.append("\n"); m_builder.append("\n");
} }

2
Userland/Libraries/LibCpp/Preprocessor.h
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@ -33,6 +33,7 @@ public:
const Definitions& definitions() const { return m_definitions; } const Definitions& definitions() const { return m_definitions; }
void set_ignore_unsupported_keywords(bool ignore) { m_options.ignore_unsupported_keywords = ignore; } void set_ignore_unsupported_keywords(bool ignore) { m_options.ignore_unsupported_keywords = ignore; }
void set_keep_include_statements(bool keep) { m_options.keep_include_statements = keep; }
private: private:
using PreprocessorKeyword = StringView; using PreprocessorKeyword = StringView;
@ -61,6 +62,7 @@ private:
struct Options { struct Options {
bool ignore_unsupported_keywords { false }; bool ignore_unsupported_keywords { false };
bool keep_include_statements { false };
} m_options; } m_options;
}; };
} }