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Diffstat (limited to 'gnuwin32/bin/data/c.m4')
| -rw-r--r-- | gnuwin32/bin/data/c.m4 | 839 |
1 files changed, 0 insertions, 839 deletions
diff --git a/gnuwin32/bin/data/c.m4 b/gnuwin32/bin/data/c.m4 deleted file mode 100644 index b1b43948..00000000 --- a/gnuwin32/bin/data/c.m4 +++ /dev/null @@ -1,839 +0,0 @@ - -*- Autoconf -*- - -# C M4 Macros for Bison. - -# Copyright (C) 2002, 2004-2013 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 -# the Free Software Foundation, either version 3 of the License, or -# (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program. If not, see <http://www.gnu.org/licenses/>. - -m4_include(b4_pkgdatadir/[c-like.m4]) - -# b4_tocpp(STRING) -# ---------------- -# Convert STRING into a valid C macro name. -m4_define([b4_tocpp], -[m4_toupper(m4_bpatsubst(m4_quote($1), [[^a-zA-Z0-9]+], [_]))]) - - -# b4_cpp_guard(FILE) -# ------------------ -# A valid C macro name to use as a CPP header guard for FILE. -m4_define([b4_cpp_guard], -[[YY_]b4_tocpp(m4_defn([b4_prefix])/[$1])[_INCLUDED]]) - - -# b4_cpp_guard_open(FILE) -# b4_cpp_guard_close(FILE) -# ------------------------ -# If FILE does not expand to nothing, open/close CPP inclusion guards for FILE. -m4_define([b4_cpp_guard_open], -[m4_ifval(m4_quote($1), -[#ifndef b4_cpp_guard([$1]) -# define b4_cpp_guard([$1])])]) - -m4_define([b4_cpp_guard_close], -[m4_ifval(m4_quote($1), -[#endif b4_comment([!b4_cpp_guard([$1])])])]) - - -## ---------------- ## -## Identification. ## -## ---------------- ## - -# b4_identification -# ----------------- -# Depends on individual skeletons to define b4_pure_flag, b4_push_flag, or -# b4_pull_flag if they use the values of the %define variables api.pure or -# api.push-pull. -m4_define([b4_identification], -[[/* Identify Bison output. */ -#define YYBISON 1 - -/* Bison version. */ -#define YYBISON_VERSION "]b4_version[" - -/* Skeleton name. */ -#define YYSKELETON_NAME ]b4_skeleton[]m4_ifdef([b4_pure_flag], [[ - -/* Pure parsers. */ -#define YYPURE ]b4_pure_flag])[]m4_ifdef([b4_push_flag], [[ - -/* Push parsers. */ -#define YYPUSH ]b4_push_flag])[]m4_ifdef([b4_pull_flag], [[ - -/* Pull parsers. */ -#define YYPULL ]b4_pull_flag])[ -]]) - - -## ---------------- ## -## Default values. ## -## ---------------- ## - -# b4_api_prefix, b4_api_PREFIX -# ---------------------------- -# Corresponds to %define api.prefix -b4_percent_define_default([[api.prefix]], [[yy]]) -m4_define([b4_api_prefix], -[b4_percent_define_get([[api.prefix]])]) -m4_define([b4_api_PREFIX], -[m4_toupper(b4_api_prefix)]) - - -# b4_prefix -# --------- -# If the %name-prefix is not given, it is api.prefix. -m4_define_default([b4_prefix], [b4_api_prefix]) - -# If the %union is not named, its name is YYSTYPE. -m4_define_default([b4_union_name], [b4_api_PREFIX[]STYPE]) - - -## ------------------------ ## -## Pure/impure interfaces. ## -## ------------------------ ## - -# b4_lex_formals -# -------------- -# All the yylex formal arguments. -# b4_lex_param arrives quoted twice, but we want to keep only one level. -m4_define([b4_lex_formals], -[b4_pure_if([[[[YYSTYPE *yylvalp]], [[&yylval]]][]dnl -b4_locations_if([, [[YYLTYPE *yyllocp], [&yylloc]]])])dnl -m4_ifdef([b4_lex_param], [, ]b4_lex_param)]) - - -# b4_lex -# ------ -# Call yylex. -m4_define([b4_lex], -[b4_function_call([yylex], [int], b4_lex_formals)]) - - -# b4_user_args -# ------------ -m4_define([b4_user_args], -[m4_ifset([b4_parse_param], [, b4_args(b4_parse_param)])]) - - -# b4_parse_param -# -------------- -# If defined, b4_parse_param arrives double quoted, but below we prefer -# it to be single quoted. -m4_define([b4_parse_param], -b4_parse_param) - - -# b4_parse_param_for(DECL, FORMAL, BODY) -# --------------------------------------- -# Iterate over the user parameters, binding the declaration to DECL, -# the formal name to FORMAL, and evaluating the BODY. -m4_define([b4_parse_param_for], -[m4_foreach([$1_$2], m4_defn([b4_parse_param]), -[m4_pushdef([$1], m4_unquote(m4_car($1_$2)))dnl -m4_pushdef([$2], m4_shift($1_$2))dnl -$3[]dnl -m4_popdef([$2])dnl -m4_popdef([$1])dnl -])]) - -# b4_parse_param_use([VAL], [LOC]) -# -------------------------------- -# 'YYUSE' VAL, LOC if locations are enabled, and all the parse-params. -m4_define([b4_parse_param_use], -[m4_ifvaln([$1], [ YYUSE ([$1]);])dnl -b4_locations_if([m4_ifvaln([$2], [ YYUSE ([$2]);])])dnl -b4_parse_param_for([Decl], [Formal], [ YYUSE (Formal); -])dnl -]) - - -## ------------ ## -## Data Types. ## -## ------------ ## - -# b4_int_type(MIN, MAX) -# --------------------- -# Return the smallest int type able to handle numbers ranging from -# MIN to MAX (included). -m4_define([b4_int_type], -[m4_if(b4_ints_in($@, [0], [255]), [1], [unsigned char], - b4_ints_in($@, [-128], [127]), [1], [signed char], - - b4_ints_in($@, [0], [65535]), [1], [unsigned short int], - b4_ints_in($@, [-32768], [32767]), [1], [short int], - - m4_eval([0 <= $1]), [1], [unsigned int], - - [int])]) - - -# b4_int_type_for(NAME) -# --------------------- -# Return the smallest int type able to handle numbers ranging from -# 'NAME_min' to 'NAME_max' (included). -m4_define([b4_int_type_for], -[b4_int_type($1_min, $1_max)]) - - -# b4_table_value_equals(TABLE, VALUE, LITERAL) -# -------------------------------------------- -# Without inducing a comparison warning from the compiler, check if the -# literal value LITERAL equals VALUE from table TABLE, which must have -# TABLE_min and TABLE_max defined. -m4_define([b4_table_value_equals], -[m4_if(m4_eval($3 < m4_indir([b4_]$1[_min]) - || m4_indir([b4_]$1[_max]) < $3), [1], - [[0]], - [(!!(($2) == ($3)))])]) - - -## ----------------- ## -## Compiler issues. ## -## ----------------- ## - -# b4_attribute_define -# ------------------- -# Provide portability for __attribute__. -m4_define([b4_attribute_define], -[#ifndef __attribute__ -/* This feature is available in gcc versions 2.5 and later. */ -# if (! defined __GNUC__ || __GNUC__ < 2 \ - || (__GNUC__ == 2 && __GNUC_MINOR__ < 5)) -# define __attribute__(Spec) /* empty */ -# endif -#endif - -/* Suppress unused-variable warnings by "using" E. */ -#if ! defined lint || defined __GNUC__ -# define YYUSE(E) ((void) (E)) -#else -# define YYUSE(E) /* empty */ -#endif - -#if defined __GNUC__ && 407 <= __GNUC__ * 100 + __GNUC_MINOR__ -/* Suppress an incorrect diagnostic about yylval being uninitialized. */ -# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \ - _Pragma ("GCC diagnostic push") \ - _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"")\ - _Pragma ("GCC diagnostic ignored \"-Wmaybe-uninitialized\"") -# define YY_IGNORE_MAYBE_UNINITIALIZED_END \ - _Pragma ("GCC diagnostic pop") -#else -# define YY_INITIAL_VALUE(Value) Value -#endif -#ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN -# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN -# define YY_IGNORE_MAYBE_UNINITIALIZED_END -#endif -#ifndef YY_INITIAL_VALUE -# define YY_INITIAL_VALUE(Value) /* Nothing. */ -#endif -]) - - -## ---------## -## Values. ## -## ---------## - - -# b4_null_define -# -------------- -# Portability issues: define a YY_NULL appropriate for the current -# language (C, C++98, or C++11). -m4_define([b4_null_define], -[# ifndef YY_NULL -# if defined __cplusplus && 201103L <= __cplusplus -# define YY_NULL nullptr -# else -# define YY_NULL 0 -# endif -# endif[]dnl -]) - - -# b4_null -# ------- -# Return a null pointer constant. -m4_define([b4_null], [YY_NULL]) - -# b4_integral_parser_table_define(TABLE-NAME, CONTENT, COMMENT) -# ------------------------------------------------------------- -# Define "yy<TABLE-NAME>" whose contents is CONTENT. -m4_define([b4_integral_parser_table_define], -[m4_ifvaln([$3], [b4_comment([$3], [ ])])dnl -static const b4_int_type_for([$2]) yy$1[[]] = -{ - $2 -};dnl -]) - - -## ------------------------- ## -## Assigning token numbers. ## -## ------------------------- ## - -# b4_token_define(TOKEN-NUM) -# -------------------------- -# Output the definition of this token as #define. -m4_define([b4_token_define], -[b4_token_format([#define %s %s], [$1])]) - -# b4_token_defines -# ---------------- -# Output the definition of the tokens. -m4_define([b4_token_defines], -[b4_any_token_visible_if([/* Tokens. */ -m4_join([ -], b4_symbol_map([b4_token_define])) -])]) - - -# b4_token_enum(TOKEN-NUM) -# ------------------------ -# Output the definition of this token as an enum. -m4_define([b4_token_enum], -[b4_token_format([%s = %s], [$1])]) - - -# b4_token_enums -# -------------- -# Output the definition of the tokens (if there are) as enums. -m4_define([b4_token_enums], -[b4_any_token_visible_if([[/* Token type. */ -#ifndef ]b4_api_PREFIX[TOKENTYPE -# define ]b4_api_PREFIX[TOKENTYPE - enum ]b4_api_prefix[tokentype - { - ]m4_join([, - ], - b4_symbol_map([b4_token_enum]))[ - }; -#endif -]])]) - - -# b4_token_enums_defines -# ---------------------- -# Output the definition of the tokens (if there are any) as enums and, -# if POSIX Yacc is enabled, as #defines. -m4_define([b4_token_enums_defines], -[b4_token_enums[]b4_yacc_if([b4_token_defines])]) - - -## ----------------- ## -## Semantic Values. ## -## ----------------- ## - - -# b4_symbol_value(VAL, [TYPE]) -# ---------------------------- -# Given a semantic value VAL ($$, $1 etc.), extract its value of type -# TYPE if TYPE is given, otherwise just return VAL. The result can be -# used safetly, it is put in parens to avoid nasty precedence issues. -# TYPE is *not* put in braces, provide some if needed. -m4_define([b4_symbol_value], -[($1[]m4_ifval([$2], [.$2]))]) - - - -## ---------------------- ## -## Defining C functions. ## -## ---------------------- ## - - -# b4_function_define(NAME, RETURN-VALUE, [DECL1, NAME1], ...) -# ----------------------------------------------------------- -# Declare the function NAME in C. -m4_define([b4_function_define], -[$2 -$1 (b4_formals(m4_shift2($@)))[]dnl -]) - - -# b4_formals([DECL1, NAME1], ...) -# ------------------------------- -# The formal arguments of a C function definition. -m4_define([b4_formals], -[m4_if([$#], [0], [void], - [$#$1], [1], [void], - [m4_map_sep([b4_formal], [, ], [$@])])]) - -m4_define([b4_formal], -[$1]) - - - -## ----------------------- ## -## Declaring C functions. ## -## ----------------------- ## - - -# b4_function_declare(NAME, RETURN-VALUE, [DECL1, NAME1], ...) -# ------------------------------------------------------------ -# Declare the function NAME. -m4_define([b4_function_declare], -[$2 $1 (b4_formals(m4_shift2($@)));[]dnl -]) - - - - -## --------------------- ## -## Calling C functions. ## -## --------------------- ## - - -# b4_function_call(NAME, RETURN-VALUE, [DECL1, NAME1], ...) -# ----------------------------------------------------------- -# Call the function NAME with arguments NAME1, NAME2 etc. -m4_define([b4_function_call], -[$1 (b4_args(m4_shift2($@)))[]dnl -]) - - -# b4_args([DECL1, NAME1], ...) -# ---------------------------- -# Output the arguments NAME1, NAME2... -m4_define([b4_args], -[m4_map_sep([b4_arg], [, ], [$@])]) - -m4_define([b4_arg], -[$2]) - - -## ----------- ## -## Synclines. ## -## ----------- ## - -# b4_sync_start(LINE, FILE) -# ------------------------- -m4_define([b4_sync_start], [[#]line $1 $2]) - - -## -------------- ## -## User actions. ## -## -------------- ## - -# b4_case(LABEL, STATEMENTS) -# -------------------------- -m4_define([b4_case], -[ case $1: -$2 -b4_syncline([@oline@], [@ofile@]) - break;]) - - -# b4_predicate_case(LABEL, CONDITIONS) -# ------------------------------------ -m4_define([b4_predicate_case], -[ case $1: - if (! ($2)) YYERROR; -b4_syncline([@oline@], [@ofile@]) - break;]) - - -# b4_yydestruct_define -# -------------------- -# Define the "yydestruct" function. -m4_define_default([b4_yydestruct_define], -[[/*-----------------------------------------------. -| Release the memory associated to this symbol. | -`-----------------------------------------------*/ - -]b4_function_define([yydestruct], - [static void], - [[const char *yymsg], [yymsg]], - [[int yytype], [yytype]], - [[YYSTYPE *yyvaluep], [yyvaluep]][]dnl -b4_locations_if( [, [[YYLTYPE *yylocationp], [yylocationp]]])[]dnl -m4_ifset([b4_parse_param], [, b4_parse_param]))[ -{ -]b4_parse_param_use([yyvaluep], [yylocationp])dnl -[ if (!yymsg) - yymsg = "Deleting"; - YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp); - - YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN - ]b4_symbol_actions([destructor])[ - YY_IGNORE_MAYBE_UNINITIALIZED_END -}]dnl -]) - - -# b4_yy_symbol_print_define -# ------------------------- -# Define the "yy_symbol_print" function. -m4_define_default([b4_yy_symbol_print_define], -[[ -/*----------------------------------------. -| Print this symbol's value on YYOUTPUT. | -`----------------------------------------*/ - -]b4_function_define([yy_symbol_value_print], - [static void], - [[FILE *yyoutput], [yyoutput]], - [[int yytype], [yytype]], - [[YYSTYPE const * const yyvaluep], [yyvaluep]][]dnl -b4_locations_if([, [[YYLTYPE const * const yylocationp], [yylocationp]]])[]dnl -m4_ifset([b4_parse_param], [, b4_parse_param]))[ -{ - FILE *yyo = yyoutput; -]b4_parse_param_use([yyo], [yylocationp])dnl -[ if (!yyvaluep) - return;] -dnl glr.c does not feature yytoknum. -m4_if(b4_skeleton, ["yacc.c"], -[[# ifdef YYPRINT - if (yytype < YYNTOKENS) - YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep); -# endif -]])dnl - b4_symbol_actions([printer])[ -} - - -/*--------------------------------. -| Print this symbol on YYOUTPUT. | -`--------------------------------*/ - -]b4_function_define([yy_symbol_print], - [static void], - [[FILE *yyoutput], [yyoutput]], - [[int yytype], [yytype]], - [[YYSTYPE const * const yyvaluep], [yyvaluep]][]dnl -b4_locations_if([, [[YYLTYPE const * const yylocationp], [yylocationp]]])[]dnl -m4_ifset([b4_parse_param], [, b4_parse_param]))[ -{ - YYFPRINTF (yyoutput, "%s %s (", - yytype < YYNTOKENS ? "token" : "nterm", yytname[yytype]); - -]b4_locations_if([ YY_LOCATION_PRINT (yyoutput, *yylocationp); - YYFPRINTF (yyoutput, ": "); -])dnl -[ yy_symbol_value_print (yyoutput, yytype, yyvaluep]dnl -b4_locations_if([, yylocationp])[]b4_user_args[); - YYFPRINTF (yyoutput, ")"); -}]dnl -]) - - -## ---------------- ## -## api.value.type. ## -## ---------------- ## - - -# ---------------------- # -# api.value.type=union. # -# ---------------------- # - -# b4_symbol_type_register(SYMBOL-NUM) -# ----------------------------------- -# Symbol SYMBOL-NUM has a type (for variant) instead of a type-tag. -# Extend the definition of %union's body with a field of that type, -# and extend the symbol's "type" field to point to the field name, -# instead of the type name. -m4_define([b4_symbol_type_register], -[m4_define([b4_symbol($1, type_tag)], - [b4_symbol_if([$1], [has_id], - [b4_symbol([$1], [id])], - [yytype_[]b4_symbol([$1], [number])])])dnl -m4_append([b4_user_union_members], -m4_expand([ - b4_symbol_tag_comment([$1])dnl - b4_symbol([$1], [type]) b4_symbol([$1], [type_tag]);])) -]) - - -# b4_type_define_tag(SYMBOL1-NUM, ...) -# ------------------------------------ -# For the batch of symbols SYMBOL1-NUM... (which all have the same -# type), enhance the %union definition for each of them, and set -# there "type" field to the field tag name, instead of the type name. -m4_define([b4_type_define_tag], -[b4_symbol_if([$1], [has_type], - [m4_map([b4_symbol_type_register], [$@])]) -]) - - -# b4_symbol_value_union(VAL, [TYPE]) -# ---------------------------------- -# Same of b4_symbol_value, but when api.value.type=union. -m4_define([b4_symbol_value_union], -[m4_ifval([$2], - [(*($2*)(&$1))], - [$1])]) -]) - - -# b4_value_type_setup_union -# ------------------------- -# Setup support for api.value.type=union. Symbols are defined with a -# type instead of a union member name: build the corresponding union, -# and give the symbols their tag. -m4_define([b4_value_type_setup_union], -[m4_define([b4_union_members]) -b4_type_foreach([b4_type_define_tag]) -m4_copy_force([b4_symbol_value_union], [b4_symbol_value]) -]) - - -# ---------------- # -# api.value.type. # -# ---------------- # - - -# b4_value_type_setup_variant -# --------------------------- -# Setup support for api.value.type=variant. By default, fail, specialized -# by other skeletons. -m4_define([b4_value_type_setup_variant], -[b4_complain_at(b4_percent_define_get_loc([[api.value.type]]), - [['%s' does not support '%s']], - [b4_skeleton], - [%define api.value.type variant])]) - - -# _b4_value_type_setup_keyword -# ---------------------------- -# api.value.type is defined with a keyword/string syntax. Check if -# that is properly defined, and prepare its use. -m4_define([_b4_value_type_setup_keyword], -[b4_percent_define_check_values([[[[api.value.type]], - [[none]], - [[union]], - [[union-directive]], - [[variant]], - [[yystype]]]])dnl -m4_case(b4_percent_define_get([[api.value.type]]), - [union], [b4_value_type_setup_union], - [variant], [b4_value_type_setup_variant])]) - - -# b4_value_type_setup -# ------------------- -# Check if api.value.type is properly defined, and possibly prepare -# its use. -b4_define_silent([b4_value_type_setup], -[# Define default value. -b4_percent_define_ifdef([[api.value.type]], [], -[# %union => api.value.type=union-directive -m4_ifdef([b4_union_members], -[m4_define([b4_percent_define_kind(api.value.type)], [keyword]) -m4_define([b4_percent_define(api.value.type)], [union-directive])], -[# no tag seen => api.value.type={int} -m4_if(b4_tag_seen_flag, 0, -[m4_define([b4_percent_define_kind(api.value.type)], [code]) -m4_define([b4_percent_define(api.value.type)], [int])], -[# otherwise api.value.type=yystype -m4_define([b4_percent_define_kind(api.value.type)], [keyword]) -m4_define([b4_percent_define(api.value.type)], [yystype])])])]) - -# Set up. -m4_bmatch(b4_percent_define_get_kind([[api.value.type]]), - [keyword\|string], [_b4_value_type_setup_keyword]) -]) - - -## -------------- ## -## Declarations. ## -## -------------- ## - - -# b4_value_type_define -# -------------------- -m4_define([b4_value_type_define], -[b4_value_type_setup[]dnl -/* Value type. */ -m4_bmatch(b4_percent_define_get_kind([[api.value.type]]), -[code], -[[#if ! defined ]b4_api_PREFIX[STYPE && ! defined ]b4_api_PREFIX[STYPE_IS_DECLARED -typedef ]b4_percent_define_get([[api.value.type]])[ ]b4_api_PREFIX[STYPE; -# define ]b4_api_PREFIX[STYPE_IS_TRIVIAL 1 -# define ]b4_api_PREFIX[STYPE_IS_DECLARED 1 -#endif -]], -[m4_bmatch(b4_percent_define_get([[api.value.type]]), -[union\|union-directive], -[[#if ! defined ]b4_api_PREFIX[STYPE && ! defined ]b4_api_PREFIX[STYPE_IS_DECLARED -typedef union ]b4_union_name[ ]b4_api_PREFIX[STYPE; -union ]b4_union_name[ -{ -]b4_user_union_members[ -}; -# define ]b4_api_PREFIX[STYPE_IS_TRIVIAL 1 -# define ]b4_api_PREFIX[STYPE_IS_DECLARED 1 -#endif -]])])]) - - -# b4_location_type_define -# ----------------------- -m4_define([b4_location_type_define], -[[/* Location type. */ -#if ! defined ]b4_api_PREFIX[LTYPE && ! defined ]b4_api_PREFIX[LTYPE_IS_DECLARED -typedef struct ]b4_api_PREFIX[LTYPE ]b4_api_PREFIX[LTYPE; -struct ]b4_api_PREFIX[LTYPE -{ - int first_line; - int first_column; - int last_line; - int last_column; -}; -# define ]b4_api_PREFIX[LTYPE_IS_DECLARED 1 -# define ]b4_api_PREFIX[LTYPE_IS_TRIVIAL 1 -#endif -]]) - - -# b4_declare_yylstype -# ------------------- -# Declarations that might either go into the header (if --defines) or -# in the parser body. Declare YYSTYPE/YYLTYPE, and yylval/yylloc. -m4_define([b4_declare_yylstype], -[b4_value_type_define[]b4_locations_if([ -b4_location_type_define]) - -b4_pure_if([], [[extern ]b4_api_PREFIX[STYPE ]b4_prefix[lval; -]b4_locations_if([[extern ]b4_api_PREFIX[LTYPE ]b4_prefix[lloc;]])])[]dnl -]) - - -# b4_YYDEBUG_define -# ----------------- -m4_define([b4_YYDEBUG_define], -[[/* Debug traces. */ -]m4_if(b4_api_prefix, [yy], -[[#ifndef YYDEBUG -# define YYDEBUG ]b4_parse_trace_if([1], [0])[ -#endif]], -[[#ifndef ]b4_api_PREFIX[DEBUG -# if defined YYDEBUG -#if YYDEBUG -# define ]b4_api_PREFIX[DEBUG 1 -# else -# define ]b4_api_PREFIX[DEBUG 0 -# endif -# else /* ! defined YYDEBUG */ -# define ]b4_api_PREFIX[DEBUG ]b4_parse_trace_if([1], [0])[ -# endif /* ! defined YYDEBUG */ -#endif /* ! defined ]b4_api_PREFIX[DEBUG */]])[]dnl -]) - -# b4_declare_yydebug -# ------------------ -m4_define([b4_declare_yydebug], -[b4_YYDEBUG_define[ -#if ]b4_api_PREFIX[DEBUG -extern int ]b4_prefix[debug; -#endif][]dnl -]) - -# b4_yylloc_default_define -# ------------------------ -# Define YYLLOC_DEFAULT. -m4_define([b4_yylloc_default_define], -[[/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N]. - If N is 0, then set CURRENT to the empty location which ends - the previous symbol: RHS[0] (always defined). */ - -#ifndef YYLLOC_DEFAULT -# define YYLLOC_DEFAULT(Current, Rhs, N) \ - do \ - if (N) \ - { \ - (Current).first_line = YYRHSLOC (Rhs, 1).first_line; \ - (Current).first_column = YYRHSLOC (Rhs, 1).first_column; \ - (Current).last_line = YYRHSLOC (Rhs, N).last_line; \ - (Current).last_column = YYRHSLOC (Rhs, N).last_column; \ - } \ - else \ - { \ - (Current).first_line = (Current).last_line = \ - YYRHSLOC (Rhs, 0).last_line; \ - (Current).first_column = (Current).last_column = \ - YYRHSLOC (Rhs, 0).last_column; \ - } \ - while (0) -#endif -]]) - -# b4_yy_location_print_define -# --------------------------- -# Define YY_LOCATION_PRINT. -m4_define([b4_yy_location_print_define], -[b4_locations_if([[ -/* YY_LOCATION_PRINT -- Print the location on the stream. - This macro was not mandated originally: define only if we know - we won't break user code: when these are the locations we know. */ - -#ifndef YY_LOCATION_PRINT -# if defined ]b4_api_PREFIX[LTYPE_IS_TRIVIAL && ]b4_api_PREFIX[LTYPE_IS_TRIVIAL - -/* Print *YYLOCP on YYO. Private, do not rely on its existence. */ - -__attribute__((__unused__)) -]b4_function_define([yy_location_print_], - [static unsigned], - [[FILE *yyo], [yyo]], - [[YYLTYPE const * const yylocp], [yylocp]])[ -{ - unsigned res = 0; - int end_col = 0 != yylocp->last_column ? yylocp->last_column - 1 : 0; - if (0 <= yylocp->first_line) - { - res += YYFPRINTF (yyo, "%d", yylocp->first_line); - if (0 <= yylocp->first_column) - res += YYFPRINTF (yyo, ".%d", yylocp->first_column); - } - if (0 <= yylocp->last_line) - { - if (yylocp->first_line < yylocp->last_line) - { - res += YYFPRINTF (yyo, "-%d", yylocp->last_line); - if (0 <= end_col) - res += YYFPRINTF (yyo, ".%d", end_col); - } - else if (0 <= end_col && yylocp->first_column < end_col) - res += YYFPRINTF (yyo, "-%d", end_col); - } - return res; - } - -# define YY_LOCATION_PRINT(File, Loc) \ - yy_location_print_ (File, &(Loc)) - -# else -# define YY_LOCATION_PRINT(File, Loc) ((void) 0) -# endif -#endif]], -[[/* This macro is provided for backward compatibility. */ -#ifndef YY_LOCATION_PRINT -# define YY_LOCATION_PRINT(File, Loc) ((void) 0) -#endif]]) -]) - -# b4_yyloc_default -# ---------------- -# Expand to a possible default value for yylloc. -m4_define([b4_yyloc_default], -[[ -# if defined ]b4_api_PREFIX[LTYPE_IS_TRIVIAL && ]b4_api_PREFIX[LTYPE_IS_TRIVIAL - = { ]m4_join([, ], - m4_defn([b4_location_initial_line]), - m4_defn([b4_location_initial_column]), - m4_defn([b4_location_initial_line]), - m4_defn([b4_location_initial_column]))[ } -# endif -]]) |