Makefile glimmerout make 2>&1 glimmerout make 2>&1 glimmerout make 2>&1 0 0 5 Makefile in am string " \("\|\n\) comment # \n dnl-comment dnl \n labels ^[a-zA-Z_][a-zA-Z0-9\._\-]*\: vars1 ${[a-zA-Z_][a-zA-Z0-9_]*} vars2 $([a-zA-Z][a-zA-Z0-9_]*) vars3 $$[a-zA-Z][a-zA-Z0-9_]* vars4 @[a-zA-Z][a-zA-Z0-9_]*@ macros \b[A-Z_][A-Z_]+\b operators \(=\|==\|!=\|<=\|>=\|+\|@\|||\|&&\) escape [\\\\]