build: restore C90 compatibility

[bison.git] / data / c.m4

diff --git a/data/c.m4 b/data/c.m4
index 67963635b103ac0a37953a936d3f678363a9661f..f145c737055823425fb51aca40c223ce17ee04ed 100644 (file)
--- a/data/c.m4
+++ b/data/c.m4
@@ -480,10 +480,8 @@ m4_if(b4_skeleton, ["yacc.c"],
 b4_locations_if([, [[YYLTYPE const * const yylocationp], [yylocationp]]])[]dnl
 m4_ifset([b4_parse_param], [, b4_parse_param]))[
 {
-  if (yytype < YYNTOKENS)
-    YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
-  else
-    YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
+  YYFPRINTF (yyoutput, "%s %s (",
+             yytype < YYNTOKENS ? "token" : "nterm", yytname[yytype]);
 
 ]b4_locations_if([  YY_LOCATION_PRINT (yyoutput, *yylocationp);
   YYFPRINTF (yyoutput, ": ");
@@ -503,11 +501,11 @@ b4_locations_if([, yylocationp])[]b4_user_args[);
 m4_define([b4_value_type_define],
 [[/* Value type.  */
 #if ! defined ]b4_api_PREFIX[STYPE && ! defined ]b4_api_PREFIX[STYPE_IS_DECLARED
-]m4_ifdef([b4_stype],
+]m4_ifdef([b4_union_members],
 [[typedef union ]b4_union_name[ ]b4_api_PREFIX[STYPE;
 union ]b4_union_name[
 {
-]b4_user_stype[
+]b4_user_union_members[
 };
 # define ]b4_api_PREFIX[STYPE_IS_TRIVIAL 1]],
 [m4_if(b4_tag_seen_flag, 0,
@@ -633,25 +631,25 @@ __attribute__((__unused__))
   int end_col = 0 != yylocp->last_column ? yylocp->last_column - 1 : 0;
   if (0 <= yylocp->first_line)
     {
-      res += fprintf (yyo, "%d", yylocp->first_line);
+      res += YYFPRINTF (yyo, "%d", yylocp->first_line);
       if (0 <= yylocp->first_column)
-        res += fprintf (yyo, ".%d", yylocp->first_column);
+        res += YYFPRINTF (yyo, ".%d", yylocp->first_column);
     }
   if (0 <= yylocp->last_line)
     {
       if (yylocp->first_line < yylocp->last_line)
         {
-          res += fprintf (yyo, "-%d", yylocp->last_line);
+          res += YYFPRINTF (yyo, "-%d", yylocp->last_line);
           if (0 <= end_col)
-            res += fprintf (yyo, ".%d", end_col);
+            res += YYFPRINTF (yyo, ".%d", end_col);
         }
       else if (0 <= end_col && yylocp->first_column < end_col)
-        res += fprintf (yyo, "-%d", end_col);
+        res += YYFPRINTF (yyo, "-%d", end_col);
     }
   return res;
  }
 
-#  define YY_LOCATION_PRINT(File, Loc)                                   \
+#  define YY_LOCATION_PRINT(File, Loc)          \
   yy_location_print_ (File, &(Loc))
 
 # else