Warn about output files that are generated by the skeletons and that

[bison.git] / data / yacc.c

diff --git a/data/yacc.c b/data/yacc.c
index 17690db3485404013a9403994301a42b850c4bb1..c7146e4b1b5101e1756673e91ae143e4b5682784 100644 (file)
--- a/data/yacc.c
+++ b/data/yacc.c
@@ -86,15 +86,6 @@ m4_define([b4_int_type],
                                               [int])])
 
 
-# b4_safest_int_type
-# ------------------
-# The safest int type to cast to when it's necessary to compare a signed int
-# type against an int type set by b4_int_type.  Overwrite the version from
-# c.m4 as a reminder to keep it consistent with overwritten b4_int_type.
-m4_define([b4_safest_int_type],[int])
-
-
-
 ## ----------------- ##
 ## Semantic Values.  ##
 ## ----------------- ##
@@ -170,7 +161,7 @@ m4_if(b4_prefix, [yy], [],
 b4_locations_if([#define yylloc b4_prefix[]lloc])])[
 
 /* Copy the first part of user declarations.  */
-]b4_pre_prologue[
+]b4_user_pre_prologue[
 
 /* Enabling traces.  */
 #ifndef YYDEBUG
@@ -190,9 +181,9 @@ b4_locations_if([#define yylloc b4_prefix[]lloc])])[
 # define YYTOKEN_TABLE ]b4_token_table[
 #endif
 
-]m4_ifdef([b4_start_header],
-[[/* Copy the %start-header blocks.  */
-]b4_start_header])[]dnl
+]m4_ifdef([b4_requires],
+[[/* Copy the %requires blocks.  */
+]b4_user_requires])[]dnl
 
 b4_token_enums_defines(b4_tokens)[
 
@@ -222,9 +213,9 @@ typedef struct YYLTYPE
 # define YYLTYPE_IS_TRIVIAL 1
 #endif])
 
-m4_ifdef([b4_end_header],
-[[/* Copy the %end-header blocks.  */
-]b4_end_header])[]dnl
+m4_ifdef([b4_provides],
+[[/* Copy the %provides blocks.  */
+]b4_user_provides])[]dnl
 
 [/* Copy the second part of user declarations.  */
 ]b4_user_post_prologue[
@@ -909,7 +900,7 @@ yysyntax_error (char *yyresult, int yystate, int yychar)
       yyfmt = yystpcpy (yyformat, yyunexpected);
 
       for (yyx = yyxbegin; yyx < yyxend; ++yyx)
-       if ((]b4_safest_int_type[)yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
+       if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
          {
            if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM)
              {
@@ -1214,7 +1205,7 @@ yybackup:
   /* If the proper action on seeing token YYTOKEN is to reduce or to
      detect an error, take that action.  */
   yyn += yytoken;
-  if (yyn < 0 || YYLAST < yyn || (]b4_safest_int_type[)yycheck[yyn] != yytoken)
+  if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
     goto yydefault;
   yyn = yytable[yyn];
   if (yyn <= 0)
@@ -1294,8 +1285,7 @@ yyreduce:
   yyn = yyr1[yyn];
 
   yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
-  if (0 <= yystate && yystate <= YYLAST
-      && (]b4_safest_int_type[)yycheck[yystate] == *yyssp)
+  if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
     yystate = yytable[yystate];
   else
     yystate = yydefgoto[yyn - YYNTOKENS];
@@ -1499,9 +1489,9 @@ b4_defines_if(
 b4_copyright([Skeleton interface for Bison's Yacc-like parsers in C],dnl '
   [1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006])
 
-m4_ifdef([b4_start_header],
-[[/* Copy the %start-header blocks.  */
-]b4_start_header])[]dnl
+m4_ifdef([b4_requires],
+[[/* Copy the %requires blocks.  */
+]b4_user_requires])[]dnl
 
 b4_token_enums_defines(b4_tokens)
 
@@ -1539,7 +1529,7 @@ typedef struct YYLTYPE
           [extern YYLTYPE b4_prefix[]lloc;])
 )dnl b4_locations_if
 
-m4_ifdef([b4_end_header],
-[[/* Copy the %end-header blocks.  */
-]b4_end_header])[]dnl
+m4_ifdef([b4_provides],
+[[/* Copy the %provides blocks.  */
+]b4_user_provides])[]
 ])dnl b4_defines_if