grammar: do not add a \n at the end of blocks of code

[bison.git] / data / java.m4

diff --git a/data/java.m4 b/data/java.m4
index 9872505a78c13cb29cf0686312c939a4d197bc88..cff774d886f9777fba72c8213e2f429ecbc7673e 100644 (file)
--- a/data/java.m4
+++ b/data/java.m4
@@ -2,7 +2,7 @@
 
 # Java language support for Bison
 
-# Copyright (C) 2007, 2008 Free Software Foundation, Inc.
+# Copyright (C) 2007-2013 Free Software Foundation, Inc.
 
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -17,16 +17,11 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-
-# b4_comment(TEXT)
-# ----------------
-m4_define([b4_comment], [/* m4_bpatsubst([$1], [
-], [
-   ])  */])
+m4_include(b4_pkgdatadir/[c-like.m4])
 
 
 # b4_list2(LIST1, LIST2)
-# --------------------------
+# ----------------------
 # Join two lists with a comma if necessary.
 m4_define([b4_list2],
           [$1[]m4_ifval(m4_quote($1), [m4_ifval(m4_quote($2), [[, ]])])[]$2])
@@ -108,7 +103,7 @@ m4_define([b4_int_type],
 # b4_int_type_for(NAME)
 # ---------------------
 # Return the smallest int type able to handle numbers ranging from
-# `NAME_min' to `NAME_max' (included).
+# 'NAME_min' to 'NAME_max' (included).
 m4_define([b4_int_type_for],
 [b4_int_type($1_min, $1_max)])
 
@@ -117,11 +112,13 @@ m4_define([b4_int_type_for],
 m4_define([b4_null], [null])
 
 
-# b4_typed_parser_table(TYPE, NAME, DATA)
-# ---------------------------------------
-m4_define([b4_typed_parser_table],
-[[private static final ]$1[ $2[] = $2init();
-  private static final ]$1[[] $2init()
+# b4_typed_parser_table_define(TYPE, NAME, DATA, COMMENT)
+# -------------------------------------------------------
+m4_define([b4_typed_parser_table_define],
+[m4_ifval([$4], [b4_comment([$4])
+  ])dnl
+[private static final ]$1[ yy$2_[] = yy$2_init();
+  private static final ]$1[[] yy$2_init()
   {
     return new ]$1[[]
     {
@@ -130,33 +127,30 @@ m4_define([b4_typed_parser_table],
   }]])
 
 
-# b4_integral_parser_table(NAME, DATA)
-#-------------------------------------
-m4_define([b4_integral_parser_table],
-[b4_typed_parser_table([b4_int_type_for([$2])], [$1], [$2])])
+# b4_integral_parser_table_define(NAME, DATA, COMMENT)
+#-----------------------------------------------------
+m4_define([b4_integral_parser_table_define],
+[b4_typed_parser_table_define([b4_int_type_for([$2])], [$1], [$2], [$3])])
 
 
 ## ------------------------- ##
 ## Assigning token numbers.  ##
 ## ------------------------- ##
 
-# b4_token_enum(TOKEN-NAME, TOKEN-NUMBER)
-# ---------------------------------------
+# b4_token_enum(TOKEN-NUM)
+# ------------------------
 # Output the definition of this token as an enum.
 m4_define([b4_token_enum],
-[    /** Token number, to be returned by the scanner.  */
-    static final int $1 = $2;
-])
+[b4_token_format([    /** Token number, to be returned by the scanner.  */
+    static final int %s = %s;
+], [$1])])
 
-
-# b4_token_enums(LIST-OF-PAIRS-TOKEN-NAME-TOKEN-NUMBER)
-# -----------------------------------------------------
+# b4_token_enums
+# --------------
 # Output the definition of the tokens (if there are) as enums.
 m4_define([b4_token_enums],
-[m4_if([$#$1], [1], [],
-[/* Tokens.  */
-m4_map([b4_token_enum], [$@])])
-])
+[b4_any_token_visible_if([/* Tokens.  */
+b4_symbol_foreach([b4_token_enum])])])
 
 # b4-case(ID, CODE)
 # -----------------
@@ -167,13 +161,20 @@ m4_define([b4_case], [  case $1:
   break;
     ])
 
+# b4_predicate_case(LABEL, CONDITIONS)
+# ------------------------------------
+m4_define([b4_predicate_case], [  case $1:
+     if (! ($2)) YYERROR;
+    break;
+    ])
+
 
 ## ---------------- ##
 ## Default values.  ##
 ## ---------------- ##
 
-m4_define([b4_yystype], [b4_percent_define_get([[stype]])])
-b4_percent_define_default([[stype]], [[Object]])
+m4_define([b4_yystype], [b4_percent_define_get([[api.value.type]])])
+b4_percent_define_default([[api.value.type]], [[Object]])
 
 # %name-prefix
 m4_define_default([b4_prefix], [[YY]])
@@ -190,11 +191,11 @@ m4_define([b4_throws], [b4_percent_define_get([[throws]])])
 b4_percent_define_default([[init_throws]], [])
 m4_define([b4_init_throws], [b4_percent_define_get([[init_throws]])])
 
-b4_percent_define_default([[location_type]], [Location])
-m4_define([b4_location_type], [b4_percent_define_get([[location_type]])])
+b4_percent_define_default([[api.location.type]], [Location])
+m4_define([b4_location_type], [b4_percent_define_get([[api.location.type]])])
 
-b4_percent_define_default([[position_type]], [Position])
-m4_define([b4_position_type], [b4_percent_define_get([[position_type]])])
+b4_percent_define_default([[api.position.type]], [Position])
+m4_define([b4_position_type], [b4_percent_define_get([[api.position.type]])])
 
 
 ## ----------------- ##
@@ -245,7 +246,7 @@ m4_define([b4_lex_param], b4_lex_param)
 m4_define([b4_parse_param], b4_parse_param)
 
 # b4_lex_param_decl
-# -------------------
+# -----------------
 # Extra formal arguments of the constructor.
 m4_define([b4_lex_param_decl],
 [m4_ifset([b4_lex_param],
@@ -273,7 +274,7 @@ m4_define([b4_parse_param_decl],
 
 
 # b4_lex_param_call
-# -------------------
+# -----------------
 # Delegating the lexer parameters to the lexer constructor.
 m4_define([b4_lex_param_call],
           [m4_ifset([b4_lex_param],