X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/3237f570964d5f6cccad349f946dd301448e206e..f038e56cdc211396f54f138e95693d0906d6fafa:/tests/local.at diff --git a/tests/local.at b/tests/local.at index 73680c73..c1aedf39 100644 --- a/tests/local.at +++ b/tests/local.at @@ -2,7 +2,7 @@ # Macros for the GNU Bison Test suite. -# Copyright (C) 2003-2012 Free Software Foundation, Inc. +# Copyright (C) 2003-2013 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 @@ -29,6 +29,23 @@ m4_define([m4_null_if], [], [$2], [$3])]) +# AT_SETUP_STRIP(TITLE) +# --------------------- +# Abbreviate the TITLE to be passed to AT_SETUP. Remove new-lines +# that completely break AT_SETUP. +m4_define([AT_SETUP_STRIP], +[m4_bpatsubsts([$1], + [%\(language\|skeleton\) "?\([^\" ]*\)"?], + [\2], + [%define "?\([-A-Za-z0-9_.]+\)"? \("[^\"]+"\|[-A-Za-z0-9_.]+\)], + [\1=\2], + [%define "?\([-A-Za-z0-9_.]+\)"?], + [\1], + [ * ++ *], [ ])dnl +]) + + ## ------------- ## ## Basic tests. ## ## ------------- ## @@ -80,21 +97,30 @@ m4_define([AT_RESTORE_SPECIAL_FILES], [at_restore_special_files]) # AT_LOC_PUSHDEF(FIRST-LINE, FIRST-COLUMN, LAST-LINE, LAST-COLUMN) # ---------------------------------------------------------------- -# Pushdef AT_LOC_(FIRST|LAST)_(LINE|COLUMN). +# Pushdef AT(_LOC)?_(FIRST|LAST)_(LINE|COLUMN). m4_define([AT_LOC_PUSHDEF], -[m4_pushdef([AT_LOC_FIRST_LINE], [AT_LOC.$1]) -m4_pushdef([AT_LOC_FIRST_COLUMN], [AT_LOC.$2]) -m4_pushdef([AT_LOC_LAST_LINE], [AT_LOC.$3]) -m4_pushdef([AT_LOC_LAST_COLUMN], [AT_LOC.$4])]) +[m4_pushdef([AT_FIRST_LINE], [$1]) +m4_pushdef([AT_FIRST_COLUMN], [$2]) +m4_pushdef([AT_LAST_LINE], [$3]) +m4_pushdef([AT_LAST_COLUMN], [$4]) +m4_pushdef([AT_LOC_FIRST_LINE], [AT_LOC.AT_FIRST_LINE]) +m4_pushdef([AT_LOC_FIRST_COLUMN], [AT_LOC.AT_FIRST_COLUMN]) +m4_pushdef([AT_LOC_LAST_LINE], [AT_LOC.AT_LAST_LINE]) +m4_pushdef([AT_LOC_LAST_COLUMN], [AT_LOC.AT_LAST_COLUMN])]) # AT_LOC_POPDEF # ------------- -# Popdef AT_LOC_(FIRST|LAST)_(LINE|COL). +# Popdef AT(_LOC)?_(FIRST|LAST)_(LINE|COLUMN). m4_define([AT_LOC_POPDEF], [m4_popdef([AT_LOC_FIRST_LINE]) m4_popdef([AT_LOC_FIRST_COLUMN]) m4_popdef([AT_LOC_LAST_LINE]) -m4_popdef([AT_LOC_LAST_COLUMN])]) +m4_popdef([AT_LOC_LAST_COLUMN]) +m4_popdef([AT_FIRST_LINE]) +m4_popdef([AT_FIRST_COLUMN]) +m4_popdef([AT_LAST_LINE]) +m4_popdef([AT_LAST_COLUMN]) +]) @@ -109,12 +135,14 @@ m4_define([AT_BISON_OPTION_PUSHDEFS], # -------------------------------------------------- # This macro works around the impossibility to define macros # inside macros, because issuing `[$1]' is not possible in M4 :(. -# This sucks hard, GNU M4 should really provide M5 like $$1. +# This sucks hard, GNU M4 should really provide M5-like $$1. m4_define([_AT_BISON_OPTION_PUSHDEFS], [m4_if([$1$2], $[1]$[2], [], [m4_fatal([$0: Invalid arguments: $@])])dnl m4_pushdef([AT_DEFINES_IF], [m4_bmatch([$3], [%defines], [$1], [$2])]) +m4_pushdef([AT_DEBUG_IF], +[m4_bmatch([$3], [%debug\|%define parse.trace], [$1], [$2])]) m4_pushdef([AT_SKEL_CC_IF], [m4_bmatch([$3], [%language "[Cc]\+\+"\|%skeleton "[a-z0-9]+\.cc"], [$1], [$2])]) m4_pushdef([AT_SKEL_JAVA_IF], @@ -138,11 +166,12 @@ m4_pushdef([AT_LEXPARAM_IF], m4_pushdef([AT_LOCATION_IF], [m4_bmatch([$3], [%locations], [$1], [$2])]) m4_pushdef([AT_LOCATION_TYPE_IF], -[m4_bmatch([$3], [%define location_type], [$1], [$2])]) +[m4_bmatch([$3], [%define \(api\.location\.type\|location_type\)], [$1], [$2])]) m4_pushdef([AT_PARAM_IF], [m4_bmatch([$3], [%parse-param], [$1], [$2])]) # Comma-terminated list of formals parse-parameters. -# E.g., %parse-param { int x } {int y} -> "int x, int y, ". +# E.g., %parse-param { int x } %parse-param {int y} -> "int x, int y, ". +# FIXME: Support grouped parse-param. m4_pushdef([AT_PARSE_PARAMS]) m4_bpatsubst([$3], [%parse-param { *\([^{}]*[^{} ]\) *}], [m4_append([AT_PARSE_PARAMS], [\1, ])]) @@ -151,37 +180,53 @@ m4_pushdef([AT_PURE_IF], [m4_bmatch([$3], [%define *api\.pure\|%pure-parser], [m4_bmatch([$3], [%define *api\.pure *"?false"?], [$2], [$1])], [$2])]) -m4_pushdef([AT_PURE_AND_LOC_IF], -[m4_bmatch([$3], [%locations], [AT_PURE_IF($@)], [$2])]) -m4_pushdef([AT_GLR_OR_PARAM_IF], -[m4_bmatch([$3], [%glr-parser\|%parse-param], [$1], [$2])]) +# AT_NAME_PREFIX: also consider api.namespace. m4_pushdef([AT_NAME_PREFIX], -[m4_bmatch([$3], [\(%define api\.prefix\|%name-prefix\) ".*"], - [m4_bregexp([$3], [\(%define api\.prefix\|%name-prefix\) "\([^""]*\)"], [\2])], +[m4_bmatch([$3], [\(%define api\.\(namespace\|prefix\)\|%name-prefix\) ".*"], + [m4_bregexp([$3], [\(%define api\.\(namespace\|prefix\)\|%name-prefix\) "\([^""]*\)"], [\3])], [yy])]) +m4_pushdef([AT_TOKEN_CTOR_IF], +[m4_bmatch([$3], [%define api\.token\.constructor], [$1], [$2])]) +m4_pushdef([AT_TOKEN_PREFIX], +[m4_bmatch([$3], [%define api\.token\.prefix ".*"], + [m4_bregexp([$3], [%define api\.token\.prefix "\(.*\)"], [\1])])]) +m4_pushdef([AT_VARIANT_IF], +[m4_bmatch([$3], [%define api\.value\.type "?variant"?], [$1], [$2])]) m4_pushdef([AT_API_prefix], [m4_bmatch([$3], [%define api\.prefix ".*"], [m4_bregexp([$3], [%define api\.prefix "\([^""]*\)"], [\1])], [yy])]) m4_pushdef([AT_API_PREFIX], [m4_toupper(AT_API_prefix)]) -# yyerror receives the location if %location & %pure & (%glr or %parse-param). +# yyerror receives the location if %location, and if the parser is pure. For +# historical reasons, with the "yacc.c" skeleton, the location is not passed +# unless an additional "%parse-param" is present, or if the purity is defined +# as "full". m4_pushdef([AT_YYERROR_ARG_LOC_IF], -[AT_GLR_OR_PARAM_IF([AT_PURE_AND_LOC_IF([$1], [$2])], - [$2])]) -# yyerror always sees the locations (when activated), except if -# (yacc & pure & !param). FIXME: This is wrong. See the manual. +[AT_LOCATION_IF([AT_PURE_IF([m4_bmatch([$3], + m4_quote(m4_join([\|], + [%define api\.pure "?full"?], + [%glr-parser], + [%parse-param], + [%skeleton "?glr.c"?])), + [$1], [$2])], + [$2])], + [$2])]) + +# yyerror always sees the locations (when activated) if the parser is impure. +# When the parser is pure, yyerror sees the location if it is received as an +# argument. m4_pushdef([AT_YYERROR_SEES_LOC_IF], -[AT_LOCATION_IF([AT_YACC_IF([AT_PURE_IF([AT_PARAM_IF([$1], [$2])], - [$1])], - [$1])], - [$2])]) +[AT_LOCATION_IF([AT_YACC_IF([AT_PURE_IF([AT_YYERROR_ARG_LOC_IF([$1], [$2])], + [$1])], + [$1])], + [$2])]) # The interface is pure: either because %define api.pure, or because we # are using the C++ parsers. m4_pushdef([AT_PURE_LEX_IF], [AT_PURE_IF([$1], - [AT_SKEL_CC_IF([$1], [$2])])]) + [AT_SKEL_CC_IF([$1], [$2])])]) m4_pushdef([AT_YYSTYPE], [AT_SKEL_CC_IF([AT_NAME_PREFIX[::parser::semantic_type]], @@ -195,15 +240,15 @@ AT_PURE_LEX_IF( [m4_pushdef([AT_LOC], [(*llocp)]) m4_pushdef([AT_VAL], [(*lvalp)]) m4_pushdef([AT_YYLEX_FORMALS], - [AT_YYSTYPE *lvalp[]AT_LOCATION_IF([, AT_YYLTYPE *llocp])]) + [AT_YYSTYPE *lvalp[]AT_LOCATION_IF([, AT_YYLTYPE *llocp])]) m4_pushdef([AT_YYLEX_ARGS], - [lvalp[]AT_LOCATION_IF([, llocp])]) + [lvalp[]AT_LOCATION_IF([, llocp])]) m4_pushdef([AT_USE_LEX_ARGS], - [(void) lvalp;AT_LOCATION_IF([(void) llocp])]) + [(void) lvalp;AT_LOCATION_IF([(void) llocp])]) m4_pushdef([AT_YYLEX_PRE_FORMALS], - [AT_YYLEX_FORMALS, ]) + [AT_YYLEX_FORMALS, ]) m4_pushdef([AT_YYLEX_PRE_ARGS], - [AT_YYLEX_ARGS, ]) + [AT_YYLEX_ARGS, ]) ], [m4_pushdef([AT_LOC], [[(]AT_NAME_PREFIX[lloc)]]) m4_pushdef([AT_VAL], [[(]AT_NAME_PREFIX[lval)]]) @@ -222,6 +267,8 @@ AT_SKEL_CC_IF( [AT_LOC_PUSHDEF([begin.line], [begin.column], [end.line], [end.column])])], [AT_LOC_PUSHDEF([first_line], [first_column], [last_line], [last_column])]) + +AT_GLR_IF([AT_KEYWORDS([glr])]) ])# _AT_BISON_OPTION_PUSHDEFS @@ -243,9 +290,10 @@ m4_popdef([AT_YYERROR_SEES_LOC_IF]) m4_popdef([AT_YYERROR_ARG_LOC_IF]) m4_popdef([AT_API_PREFIX]) m4_popdef([AT_API_prefix]) +m4_popdef([AT_VARIANT_IF]) +m4_popdef([AT_TOKEN_PREFIX]) +m4_popdef([AT_TOKEN_CTOR_IF]) m4_popdef([AT_NAME_PREFIX]) -m4_popdef([AT_GLR_OR_PARAM_IF]) -m4_popdef([AT_PURE_AND_LOC_IF]) m4_popdef([AT_LOCATION_TYPE_IF]) m4_popdef([AT_LOCATION_IF]) m4_popdef([AT_PARSE_PARAMS]) @@ -259,6 +307,7 @@ m4_popdef([AT_SKEL_JAVA_IF]) m4_popdef([AT_GLR_CC_IF]) m4_popdef([AT_LALR1_CC_IF]) m4_popdef([AT_DEFINES_IF]) +m4_popdef([AT_DEBUG_IF]) AT_LOC_POPDEF])dnl ])# AT_BISON_OPTION_POPDEFS @@ -350,6 +399,7 @@ static }]dnl ]) +# AT_YYERROR_FORMALS # AT_YYERROR_PROTOTYPE # AT_YYERROR_DECLARE_EXTERN # AT_YYERROR_DECLARE @@ -358,7 +408,7 @@ static # Must be called inside a AT_BISON_OPTION_PUSHDEFS/POPDEFS pair. m4_define([AT_YYERROR_FORMALS], [m4_case(AT_LANG, -[c], [AT_YYERROR_ARG_LOC_IF([AT_YYLTYPE *llocp, ])AT_PARSE_PARAMS [const char *msg]])[]dnl +[c], [AT_YYERROR_ARG_LOC_IF([AT_YYLTYPE const * const llocp, ])AT_PARSE_PARAMS [const char *msg]])[]dnl ]) m4_define([AT_YYERROR_PROTOTYPE], @@ -373,12 +423,51 @@ m4_define([AT_YYERROR_DECLARE_EXTERN], m4_define([AT_YYERROR_DECLARE], [m4_case(AT_LANG, -[c], [static AT_YYERROR_DECLARE_EXTERN])[]dnl +[c], [#include +]AT_LOCATION_IF([[ +#if defined ]AT_YYLTYPE[_IS_TRIVIAL && ]AT_YYLTYPE[_IS_TRIVIAL +static unsigned location_print (FILE *yyo, ]AT_YYLTYPE[ const * const yylocp); +# ifndef LOCATION_PRINT +# define LOCATION_PRINT(File, Loc) location_print (File, &(Loc)) +# endif +#endif +]])[ +static AT_YYERROR_DECLARE_EXTERN])[]dnl ]) m4_define([AT_YYERROR_DEFINE], [m4_case(AT_LANG, -[c], [[#include +[c], [[ +]AT_LOCATION_IF([[ +# if defined ]AT_YYLTYPE[_IS_TRIVIAL && ]AT_YYLTYPE[_IS_TRIVIAL +/* Print *YYLOCP on YYO. */ +__attribute__((__unused__)) +static unsigned +location_print (FILE *yyo, ]AT_YYLTYPE[ const * const yylocp) +{ + unsigned res = 0; + int end_col = 0 != yylocp->last_column ? yylocp->last_column - 1 : 0; + if (0 <= yylocp->first_line) + { + res += fprintf (yyo, "%d", yylocp->first_line); + if (0 <= yylocp->first_column) + res += fprintf (yyo, ".%d", yylocp->first_column); + } + if (0 <= yylocp->last_line) + { + if (yylocp->first_line < yylocp->last_line) + { + res += fprintf (yyo, "-%d", yylocp->last_line); + if (0 <= end_col) + res += fprintf (yyo, ".%d", end_col); + } + else if (0 <= end_col && yylocp->first_column < end_col) + res += fprintf (yyo, "-%d", end_col); + } + return res; +} +#endif +]])[ /* A C error reporting function. */ static ]AT_YYERROR_PROTOTYPE[ @@ -386,19 +475,18 @@ static [[^,]+[^A-Za-z_0-9]\([A-Za-z_][A-Za-z_0-9]*\), *], [ YYUSE(\1);])dnl AT_YYERROR_SEES_LOC_IF([[ - YY_LOCATION_PRINT (stderr, ]AT_LOC[); + LOCATION_PRINT (stderr, ]AT_LOC[); fprintf (stderr, ": ");]])[ fprintf (stderr, "%s\n", msg); }]], [c++], [[/* A C++ error reporting function. */ void -]AT_NAME_PREFIX[::parser::error (const location_type& l, const std::string& m) +]AT_NAME_PREFIX[::parser::error (]AT_LOCATION_IF([[const location_type& l, ]])[const std::string& m) { - (void) l; std::cerr << ]AT_LOCATION_IF([l << ": " << ])[m << std::endl; }]], [java], [AT_LOCATION_IF([[public void yyerror (Calc.Location l, String s) - { +{ if (l == null) System.err.println (s); else @@ -413,6 +501,50 @@ void ]) +# AT_MAIN_DEFINE +# -------------- +m4_define([AT_MAIN_DEFINE], +[m4_case(AT_LANG, +[c], +[[#include /* getenv. */ +#include /* strcmp. */ +int +main (int argc, char const* argv[]) +{]AT_DEBUG_IF([[ + if (getenv("YYDEBUG") + || (argc == 2 + && (!strcmp (argv[1], "-d") || !strcmp (argv[1], "--debug")))) + yydebug |= 1;]], [[ + (void) argc; + (void) argv;]])[ + return ]AT_NAME_PREFIX[parse (); +}]], +[c++], +[[#include // getenv. +#include // strcmp. +int +main (int argc, char const* argv[]) +{ + ]AT_NAME_PREFIX[::parser p;]AT_DEBUG_IF([[ + if (getenv("YYDEBUG") + || (argc == 2 + && (!strcmp (argv[1], "-d") || !strcmp (argv[1], "--debug")))) + p.set_debug_level (true);]], [[ + (void) argc; + (void) argv;]])[ + return p.parse (); +}]], +[java], +[[class input +{ + public static void main (String args[]) throws IOException + { + YYParser p = new YYParser (); + p.parse (); + } +}]])]) + + ## --------------- ## ## Running Bison. ## ## --------------- ## @@ -445,15 +577,11 @@ m4_define([AT_BISON_CHECK], [m4_null_if([$2], [AT_BISON_CHECK_XML($@)]) AT_BISON_CHECK_NO_XML($@)]) -m4_define([AT_BISON_WERROR_MSG], - [[bison: warnings being treated as errors]]) - - # AT_BISON_CHECK_(BISON_ARGS, [OTHER_AT_CHECK_ARGS]) # -------------------------------------------------- # Low-level macro to run bison once. m4_define([AT_BISON_CHECK_], -[AT_CHECK(AT_QUELL_VALGRIND[[ bison ]]$@)]) +[AT_CHECK(AT_QUELL_VALGRIND[[ bison -fno-caret ]]$@)]) # AT_BISON_CHECK_WARNINGS(BISON_ARGS, [OTHER_AT_CHECK_ARGS]) @@ -468,12 +596,8 @@ m4_define([AT_BISON_CHECK_WARNINGS_], [[# Defining POSIXLY_CORRECT causes bison to complain if options are # added after the grammar file name, so skip these checks in that # case. -# -# Don't just check if $POSIXLY_CORRECT is set, as Bash, when launched -# as /bin/sh, sets the shell variable POSIXLY_CORRECT to y, but not -# the environment variable. -if env | grep '^POSIXLY_CORRECT=' >/dev/null; then :; else - ]AT_SAVE_SPECIAL_FILES[ +if test "$POSIXLY_CORRECT_IS_EXPORTED" = false; then + ]AT_SAVE_SPECIAL_FILES[ # To avoid expanding it repeatedly, store specified stdout. ]AT_DATA([expout], [$3])[ @@ -483,33 +607,10 @@ if env | grep '^POSIXLY_CORRECT=' >/dev/null; then :; else # Build expected stderr up to and including the "warnings being # treated as errors" message. - ]AT_DATA([[at-bison-check-warnings]], [$4])[ - at_bison_check_first=`sed -n \ - '/: warning: /{=;q;}' at-bison-check-warnings` - : ${at_bison_check_first:=1} - at_bison_check_first_tmp=`sed -n \ - '/conflicts: [0-9].*reduce$/{=;q;}' at-bison-check-warnings` - : ${at_bison_check_first_tmp:=1} - if test $at_bison_check_first_tmp -lt $at_bison_check_first; then - at_bison_check_first=$at_bison_check_first_tmp - fi - if test $at_bison_check_first -gt 1; then - sed -n "1,`expr $at_bison_check_first - 1`"p \ - at-bison-check-warnings > experr - fi - echo ']AT_BISON_WERROR_MSG[' >> experr - - # Finish building expected stderr and check. Unlike warnings, - # complaints cause bison to exit early. Thus, with -Werror, bison - # does not necessarily report all warnings that it does without - # -Werror, but it at least reports one. - at_bison_check_last=`sed -n '$=' stderr` - : ${at_bison_check_last:=1} - at_bison_check_last=`expr $at_bison_check_last - 1` - sed -n "$at_bison_check_first,$at_bison_check_last"p \ - at-bison-check-warnings >> experr - ]AT_CHECK([[sed 's,.*/\(]AT_BISON_WERROR_MSG[\)$,\1,' \ - stderr 1>&2]], [[0]], [[]], [experr])[ + ]AT_DATA([[experr]], [$4])[ + $PERL -pi -e 's{(.*): warning: (.*)\[-W(.*)\]$} + {$][1: error: $][2\@<:@-Werror=$][3@:>@}' experr + ]AT_CHECK([[sed 's,.*/$,,' stderr 1>&2]], [[0]], [[]], [experr])[ # Now check --warnings=error. cp stderr experr @@ -531,7 +632,7 @@ fi]dnl # when a tortured grammar's XML is known to be too large for xsltproc to # handle. m4_define([AT_BISON_CHECK_NO_XML], -[AT_CHECK(m4_null_if([$2], [], [AT_QUELL_VALGRIND ])[[bison ]]$@) +[AT_CHECK(m4_null_if([$2], [], [AT_QUELL_VALGRIND ])[[bison -fno-caret ]]$@) AT_BISON_CHECK_WARNINGS($@)]) # AT_BISON_CHECK_XML(BISON_ARGS, [OTHER_AT_CHECK_ARGS]) @@ -551,19 +652,19 @@ m4_define([AT_BISON_CHECK_XML], # Don't combine these Bison invocations since we want to be sure that # --report=all isn't required to get the full XML file. AT_BISON_CHECK_([[--report=all --report-file=xml-tests/test.output \ - --graph=xml-tests/test.dot ]]AT_BISON_ARGS, - [[0]], [ignore], [ignore]) + --graph=xml-tests/test.dot ]]AT_BISON_ARGS, + [[0]], [ignore], [ignore]) AT_BISON_CHECK_([[--xml=xml-tests/test.xml ]]AT_BISON_ARGS, - [[0]], [ignore], [ignore]) + [[0]], [ignore], [ignore]) m4_popdef([AT_BISON_ARGS])dnl [cp xml-tests/test.output expout] AT_CHECK([[$XSLTPROC \ `]]AT_QUELL_VALGRIND[[ bison --print-datadir`/xslt/xml2text.xsl \ xml-tests/test.xml]], [[0]], [expout]) - [cp xml-tests/test.dot expout] + [sort xml-tests/test.dot > expout] AT_CHECK([[$XSLTPROC \ `]]AT_QUELL_VALGRIND[[ bison --print-datadir`/xslt/xml2dot.xsl \ - xml-tests/test.xml]], [[0]], [expout]) + xml-tests/test.xml | sort]], [[0]], [expout]) [rm -rf xml-tests expout] AT_RESTORE_SPECIAL_FILES [fi]]) @@ -597,13 +698,14 @@ m4_define([AT_QUELL_VALGRIND], # otherwise pass "-c"; this is a hack. The default SOURCES is OUTPUT # with trailing .o removed, and ".c" appended. m4_define([AT_COMPILE], -[AT_CHECK(m4_join([ ], +[AT_CHECK([$BISON_C_WORKS], 0, ignore, ignore) +AT_CHECK(m4_join([ ], [$CC $CFLAGS $CPPFLAGS], [m4_bmatch([$1], [[.]], [-c], [$LDFLAGS])], [-o $1], [m4_default([$2], [m4_bpatsubst([$1], [\.o$]).c])], [m4_bmatch([$1], [[.]], [], [$LIBS])]), - 0, [ignore], [ignore])]) + 0, [ignore], [ignore])]) # AT_COMPILE_CXX(OUTPUT, [SOURCES = OUTPUT.cc]) # --------------------------------------------- @@ -622,7 +724,7 @@ AT_CHECK(m4_join([ ], [-o $1], [m4_default([$2], [m4_bpatsubst([$1], [\.o$]).cc])], [m4_bmatch([$1], [[.]], [], [$LIBS])]), - 0, [ignore], [ignore])]) + 0, [ignore], [ignore])]) # AT_JAVA_COMPILE(SOURCES) # ------------------------ @@ -683,6 +785,44 @@ m4_define([AT_FULL_COMPILE], ]) + +# AT_SKIP_IF_CANNOT_LINK_C_AND_CXX +# -------------------------------- +# Check that we can link together C and C++ objects. +m4_define([AT_SKIP_IF_CANNOT_LINK_C_AND_CXX], +[AT_DATA([c-and-cxx.h], +[[#ifdef __cplusplus +extern "C" +{ +#endif + int fortytwo (void); +#ifdef __cplusplus +} +#endif +]]) +AT_DATA([c-only.c], +[[#include "c-and-cxx.h" +int +main (void) +{ + return fortytwo () == 42 ? 0 : 1; +} +]]) +AT_DATA([cxx-only.cc], +[[#include "c-and-cxx.h" +int fortytwo () +{ + return 42; +} +]]) +AT_COMPILE([c-only.o], [c-only.c]) +AT_COMPILE_CXX([cxx-only.o], [cxx-only.cc]) +AT_CHECK([$CXX $CXXFLAGS $CPPFLAGS $LDFLAGS c-only.o cxx-only.o -o c-and-cxx || + exit 77], [ignore], [ignore]) +AT_PARSER_CHECK([./c-and-cxx]) +]) + + ## ---------------------------- ## ## Running a generated parser. ## ## ---------------------------- ## @@ -789,7 +929,6 @@ AT_SETUP([$1]) AT_BISON_OPTION_PUSHDEFS([$4]) AT_DATA_GRAMMAR([[input.y]], [[%code { - #include ]AT_YYERROR_DECLARE[ ]AT_YYLEX_DECLARE[ } @@ -812,11 +951,7 @@ yylex (void) return *inputp++; } -int -main (void) -{ - return yyparse (); -} +]AT_MAIN_DEFINE[ ]]) # In some versions of Autoconf, AT_CHECK invokes AS_ESCAPE before @@ -827,13 +962,13 @@ main (void) m4_if(m4_index(m4_quote($3), [no-xml]), -1, [AT_BISON_CHECK], - [AT_BISON_CHECK_NO_XML])([[--report=all --defines -o input.c input.y]], + [AT_BISON_CHECK_NO_XML])([[-Wall --report=all --defines -o input.c input.y]], [0], [], m4_dquote($7)) m4_if(m4_index(m4_quote($3), [last-state]), -1, - [AT_CHECK([[sed -n '/^state 0$/,$p' input.output]], [[0]], + [AT_CHECK([[sed -n '/^State 0$/,$p' input.output]], [[0]], m4_dquote($8))], - [AT_CHECK([[sed -n 's/^state //p' input.output | tail -1]], [[0]], + [AT_CHECK([[sed -n 's/^State //p' input.output | tail -1]], [[0]], m4_dquote($8)[[ ]])]) @@ -847,8 +982,8 @@ $9 # There is no "" around `wc` since some indent the result. m4_bmatch([$4], [%define lr.type canonical-lr], [if test 32767 -lt `wc -l < input.c`; then - CFLAGS=`echo " $CFLAGS " | sed -e 's/ -pedantic //'` - CXXFLAGS=`echo " $CXXFLAGS " | sed -e 's/ -pedantic //'` + CFLAGS=`echo " $CFLAGS " | sed -e 's/ -pedantic / /'` + CXXFLAGS=`echo " $CXXFLAGS " | sed -e 's/ -pedantic / /'` fi]) AT_COMPILE([[input]]) @@ -864,12 +999,20 @@ m4_popdef([AT_COND_CASE])]) + ## ----------------------- ## ## Launch the test suite. ## ## ----------------------- ## AT_INIT +# AT_SETUP([TITLE]) +# ----------------- +# Redefine AT_SETUP to be more concise. Must be done after AT_INIT. +m4_copy_force([AT_SETUP], [B4_SETUP]) +m4_define([AT_SETUP], +[B4_SETUP(m4_expand([AT_SETUP_STRIP([[$1]])]))]) + # Cannot assign CC and CFLAGS here, since atlocal is loaded after # options are processed, so we don't know the value of CXX and # CXXFLAGS yet.