bump to 2012 in skeletons.

[bison.git] / data / yacc.c

diff --git a/data/yacc.c b/data/yacc.c
index 3d5350092e7d98ebc56660b256ab14be00118128..284e13de56a7eb87f18e48ba3d03969cc84273bb 100644 (file)
--- a/data/yacc.c
+++ b/data/yacc.c
@@ -234,7 +234,7 @@ m4_changecom()
 m4_divert_push(0)dnl
 @output(b4_parser_file_name@)@
 b4_copyright([Bison implementation for Yacc-like parsers in C],
-             [1984, 1989-1990, 2000-2011])[
+             [1984, 1989-1990, 2000-2012])[
 
 /* C LALR(1) parser skeleton written by Richard Stallman, by
    simplifying the original so-called "semantic" parser.  */
@@ -267,6 +267,8 @@ m4_if(b4_prefix, [yy], [],
 /* Copy the first part of user declarations.  */
 ]b4_user_pre_prologue[
 
+]b4_null_define[
+
 /* Enabling traces.  */
 #ifndef YYDEBUG
 # define YYDEBUG ]b4_debug_flag[
@@ -437,6 +439,7 @@ b4_push_if([], [b4_lac_if([], [[
 #    define YYSTACK_ALLOC alloca
 #    if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS && ]b4_c_modern[
 #     include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
+      /* Use EXIT_SUCCESS as a witness for stdlib.h.  */
 #     ifndef EXIT_SUCCESS
 #      define EXIT_SUCCESS 0
 #     endif
@@ -533,20 +536,20 @@ union yyalloc
 #endif
 
 #if defined YYCOPY_NEEDED && YYCOPY_NEEDED
-/* Copy COUNT objects from FROM to TO.  The source and destination do
+/* Copy COUNT objects from SRC to DST.  The source and destination do
    not overlap.  */
 # ifndef YYCOPY
 #  if defined __GNUC__ && 1 < __GNUC__
-#   define YYCOPY(To, From, Count) \
-      __builtin_memcpy (To, From, (Count) * sizeof (*(From)))
+#   define YYCOPY(Dst, Src, Count) \
+      __builtin_memcpy (Dst, Src, (Count) * sizeof (*(Src)))
 #  else
-#   define YYCOPY(To, From, Count)             \
-      do                                       \
-       {                                       \
-         YYSIZE_T yyi;                         \
-         for (yyi = 0; yyi < (Count); yyi++)   \
-           (To)[yyi] = (From)[yyi];            \
-       }                                       \
+#   define YYCOPY(Dst, Src, Count)              \
+      do                                        \
+        {                                       \
+          YYSIZE_T yyi;                         \
+          for (yyi = 0; yyi < (Count); yyi++)   \
+            (Dst)[yyi] = (Src)[yyi];            \
+        }                                       \
       while (YYID (0))
 #  endif
 # endif
@@ -2069,7 +2072,7 @@ yypushreturn:]])[
 b4_defines_if(
 [@output(b4_spec_defines_file@)@
 b4_copyright([Bison interface for Yacc-like parsers in C],
-             [1984, 1989-1990, 2000-2011])
+             [1984, 1989-1990, 2000-2012])
 
 b4_percent_code_get([[requires]])[]dnl