Properly test for a valid identifer after #define and #undef.
[cparser] / preprocessor.h
2012-07-05 Matthias Braunrework compilation loop, use our preproc for -E
2012-07-05 Matthias Braunmake pp_token emit API public
2012-06-20 Christoph MallonReplace the old lexer by the new preprocessor.