Module: Mesa Branch: master Commit: 9cf62bdfeb3982405b9360500d7e0fa52036f38f URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=9cf62bdfeb3982405b9360500d7e0fa52036f38f
Author: Kenneth Graunke <kenn...@whitecape.org> Date: Wed Aug 18 17:38:05 2010 -0700 glcpp: Add basic #line support (adapted from the main compiler). --- src/glsl/glcpp/glcpp-lex.l | 31 +++++++++++++++++++++++++++++++ 1 files changed, 31 insertions(+), 0 deletions(-) diff --git a/src/glsl/glcpp/glcpp-lex.l b/src/glsl/glcpp/glcpp-lex.l index a14e580..c81bd04 100644 --- a/src/glsl/glcpp/glcpp-lex.l +++ b/src/glsl/glcpp/glcpp-lex.l @@ -100,6 +100,37 @@ HEXADECIMAL_INTEGER 0[xX][0-9a-fA-F]+[uU]? return OTHER; } +{HASH}line{HSPACE}+{DECIMAL_INTEGER}{HSPACE}+{DECIMAL_INTEGER}{HSPACE}*$ { + /* Eat characters until the first digit is + * encountered + */ + char *ptr = yytext; + while (!isdigit(*ptr)) + ptr++; + + /* Subtract one from the line number because + * yylineno is zero-based instead of + * one-based. + */ + yylineno = strtol(ptr, &ptr, 0) - 1; + yylloc->source = strtol(ptr, NULL, 0); +} + +{HASH}line{HSPACE}+{DECIMAL_INTEGER}{HSPACE}*$ { + /* Eat characters until the first digit is + * encountered + */ + char *ptr = yytext; + while (!isdigit(*ptr)) + ptr++; + + /* Subtract one from the line number because + * yylineno is zero-based instead of + * one-based. + */ + yylineno = strtol(ptr, &ptr, 0) - 1; +} + {HASH}ifdef/.*\n { yyextra->lexing_if = 1; yyextra->space_tokens = 0; _______________________________________________ mesa-commit mailing list mesa-commit@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-commit