Use a perfect hash to look up preprocessor directives

Use a perfect hash to look up preprocessor directives, and generate
the preprocessor directive list automatically.

1 files changed, 5 insertions, 2 deletions

diff --git a/preproc.h b/preproc.h
index b5717325..13d70cdc 100644
--- a/preproc.h
+++ b/preproc.h
@@ -9,6 +9,11 @@
 #ifndef NASM_PREPROC_H
 #define NASM_PREPROC_H
 
+#include "pptok.h"
+
+extern const char * const pp_directives[];
+
+enum preproc_token pp_token_hash(const char *token);
 void pp_include_path(char *);
 char **pp_get_include_path_ptr(char **pPrevPath);
 void pp_pre_include(char *);
@@ -17,6 +22,4 @@ void pp_pre_undefine(char *);
 void pp_runtime(char *);
 void pp_extra_stdmac(const char **);
 
-extern Preproc nasmpp;
-
 #endif