63 lines
1.6 KiB
C++
63 lines
1.6 KiB
C++
#include <clang-c/Index.h>
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#include <iostream>
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#include <string>
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CXChildVisitResult visit(CXCursor c, CXCursor parent, CXClientData client_data);
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void printAST(CXCursor cursor, unsigned int depth = 0) {
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CXString cursorKind = clang_getCursorKindSpelling(clang_getCursorKind(cursor));
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CXString cursorSpelling = clang_getCursorSpelling(cursor);
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for (unsigned int i = 0; i < depth; ++i) {
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std::cout << " ";
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}
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std::cout << clang_getCString(cursorKind) << ": "
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<< clang_getCString(cursorSpelling) << std::endl;
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clang_disposeString(cursorKind);
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clang_disposeString(cursorSpelling);
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CXCursor child;
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clang_visitChildren(
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cursor,
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visit,
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&depth
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);
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}
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CXChildVisitResult visit(CXCursor c, CXCursor parent, CXClientData client_data) {
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unsigned int* depth = (unsigned int*)client_data;
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printAST(c, *depth + 1);
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return CXChildVisit_Continue;
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}
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int main(int argc, char* argv[]) {
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if (argc < 2) {
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std::cerr << "Usage: " << argv[0] << " <header_file>" << std::endl;
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return 1;
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}
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CXIndex index = clang_createIndex(0, 0);
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CXTranslationUnit unit = clang_parseTranslationUnit(
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index,
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argv[1],
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nullptr, 0,
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nullptr, 0,
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CXTranslationUnit_None
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);
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if (unit == nullptr) {
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std::cerr << "Unable to parse translation unit. Quitting." << std::endl;
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return 1;
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}
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CXCursor cursor = clang_getTranslationUnitCursor(unit);
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std::cout << "AST for " << argv[1] << ":" << std::endl;
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printAST(cursor);
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clang_disposeTranslationUnit(unit);
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clang_disposeIndex(index);
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return 0;
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} |