X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/d782395d52519fabb2cac3bd479246cc6de7efa8..6130b75585cad5f4bb2ee78875a0bfe109b2a3e3:/src/muscle_tab.h?ds=sidebyside

diff --git a/src/muscle_tab.h b/src/muscle_tab.h
index c2881577..2f1e51e6 100644
--- a/src/muscle_tab.h
+++ b/src/muscle_tab.h
@@ -1,5 +1,5 @@
 /* Muscle table manager for Bison,
-   Copyright (C) 2001, 2002, 2003, 2006, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2002, 2003, 2006, 2007, 2008 Free Software Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
 
@@ -51,6 +51,7 @@ do {								\
   muscle_insert (Key, obstack_finish (&muscle_obstack));	\
 } while(0)
 
+/* Key -> Value, but don't apply escaping to Value. */
 #define MUSCLE_INSERT_STRING_RAW(Key, Value)			\
 do {								\
   obstack_sgrow (&muscle_obstack, Value);			\
@@ -58,6 +59,7 @@ do {								\
   muscle_insert (Key, obstack_finish (&muscle_obstack));	\
 } while(0)
 
+/* Key -> Value, applying M4 escaping to Value. */
 #define MUSCLE_INSERT_STRING(Key, Value)			\
 do {								\
   MUSCLE_OBSTACK_SGROW (&muscle_obstack, Value);                \
@@ -136,6 +138,22 @@ void muscle_percent_define_insert (char const *variable, location variable_loc,
    freeing the memory of the returned string.  */
 char *muscle_percent_define_get (char const *variable);
 
+/* Mimic muscle_percent_define_get_loc in ../data/bison.m4 exactly.  That is,
+   if the %define variable VARIABLE is undefined, complain fatally since that's
+   a Bison error.  Otherwise, return its definition location in a form
+   approriate for the first argument of warn_at, complain_at, or fatal_at.
+   Don't record this as a Bison usage of VARIABLE as there's no reason to
+   suspect that the user-supplied value has yet influenced the output.  */
+location muscle_percent_define_get_loc (char const *variable);
+
+/* Mimic muscle_percent_define_get_syncline in ../data/bison.m4 exactly.  That
+   is, if the %define variable VARIABLE is undefined, complain fatally since
+   that's a Bison error.  Otherwise, return its definition location as a
+   b4_syncline invocation.  Don't record this as a Bison usage of VARIABLE as
+   there's no reason to suspect that the user-supplied value has yet influenced
+   the output.  */
+char const *muscle_percent_define_get_syncline (char const *variable);
+
 /* Mimic b4_percent_define_ifdef in ../data/bison.m4 exactly.  That is, if the
    %define variable VARIABLE is defined, return true.  Otherwise, return false.
    Also, record Bison's usage of VARIABLE by defining