[], [$2],
[$3])])
+# AT_SETUP_STRIP(TITLE)
+# ---------------------
+# Abbreviate the TITLE to be passed to AT_SETUP.
+m4_define([AT_SETUP_STRIP],
+[m4_bpatsubsts([$1],
+ [%\(language\|skeleton\) "?\([^\" ]*\)"?],
+ [\2],
+ [%define "?\([-A-Za-z0-9_.]+\)"? \("\([^\" ]+\)"\|\([-A-Za-z0-9_.]+\)\)],
+ [\1=\3\4],
+ [%define "?\([-A-Za-z0-9_.]+\)"?],
+ [\1])dnl
+])
+
+
## ------------- ##
## Basic tests. ##
## ------------- ##
# Expect COUNT matches of the PERL-REGEXP in FILE. The file is
# taken in "slurp" mode, i.e., one can match end-of-lines.
m4_define([AT_MATCHES_CHECK],
-[AT_CHECK([perl -0777 -ne '
+[AT_CHECK([$PERL -0777 -ne '
my $count = 0;
s{$2}{ ++$count; "" }gem;
printf "$count\n";' $1], [0], [$3
[m4_bmatch([$3], [%language "[Cc]\+\+"\|%skeleton "[a-z0-9]+\.cc"], [$1], [$2])])
m4_pushdef([AT_SKEL_JAVA_IF],
[m4_bmatch([$3], [%language "[Jj][Aa][Vv][Aa]"\|%skeleton "[a-z0-9]+\.java"], [$1], [$2])])
+# The target language: "c", "c++", or "java".
m4_pushdef([AT_LANG],
[AT_SKEL_JAVA_IF([java],
[AT_SKEL_CC_IF([c++],
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 } %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, ])])
+
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])])
m4_pushdef([AT_NAME_PREFIX],
[m4_bmatch([$3], [\(%define api\.prefix\|%name-prefix\) ".*"],
[m4_bregexp([$3], [\(%define api\.prefix\|%name-prefix\) "\([^""]*\)"], [\2])],
[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.tokens.prefix ".*"],
- [m4_bregexp([$3], [%define api.tokens.prefix "\(.*\)"], [\1])])])
+[m4_bmatch([$3], [%define api.token.prefix ".*"],
+ [m4_bregexp([$3], [%define api.token.prefix "\(.*\)"], [\1])])])
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])],
+[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), except if
-# (yacc & pure & !param). FIXME: This is wrong. See the manual.
+
+# 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])],
+[AT_LOCATION_IF([AT_YACC_IF([AT_PURE_IF([AT_YYERROR_ARG_LOC_IF([$1], [$2])],
[$1])],
[$1])],
[$2])])
m4_popdef([AT_YYERROR_ARG_LOC_IF])
m4_popdef([AT_API_PREFIX])
m4_popdef([AT_API_prefix])
+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])
m4_popdef([AT_PARAM_IF])
m4_popdef([AT_LEXPARAM_IF])
m4_popdef([AT_YACC_IF])
}]dnl
])
+# AT_YYERROR_FORMALS
# AT_YYERROR_PROTOTYPE
# AT_YYERROR_DECLARE_EXTERN
# AT_YYERROR_DECLARE
# 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, ])[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],
/* A C error reporting function. */
static
]AT_YYERROR_PROTOTYPE[
-{
-]AT_YYERROR_SEES_LOC_IF([[
- fprintf (stderr, "%d.%d",
- ]AT_LOC_FIRST_LINE[, ]AT_LOC_FIRST_COLUMN[);
- if (]AT_LOC_FIRST_LINE[ != ]AT_LOC_LAST_LINE[)
- fprintf (stderr, "-%d.%d",
- ]AT_LOC_LAST_LINE[, ]AT_LOC_LAST_COLUMN[ - 1);
- else if (]AT_LOC_FIRST_COLUMN[ != ]AT_LOC_LAST_COLUMN[ - 1)
- fprintf (stderr, "-%d",
- ]AT_LOC_LAST_COLUMN[ - 1);
+{]m4_bpatsubst(m4_defn([AT_PARSE_PARAMS]),
+ [[^,]+[^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[);
fprintf (stderr, ": ");]])[
fprintf (stderr, "%s\n", msg);
}]],
public void yyerror (String s)
{
System.err.println (s);
-}]])])dnl
+ }]])],
+[m4_fatal([$0: invalid language: ]AT_LANG)])dnl
])
[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])
[m4_null_if([$2], [AT_BISON_CHECK_WARNINGS_($@)])])])
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.
- if test -z "${POSIXLY_CORRECT+set}"; then
+[[# Defining POSIXLY_CORRECT causes bison to complain if options are
+# added after the grammar file name, so skip these checks in that
+# case.
+if test "$POSIXLY_CORRECT_IS_EXPORTED" = false; then
]AT_SAVE_SPECIAL_FILES[
- # To avoid expanding it repeatedly, store specified stdout.
- ]AT_DATA([expout], [$3])[
+ # To avoid expanding it repeatedly, store specified stdout.
+ ]AT_DATA([expout], [$3])[
- # Run with -Werror.
+ # Run with -Werror.
]AT_BISON_CHECK_([$1[ -Werror]], [[1]], [expout], [stderr])[
- # 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])[
-
- # Now check --warnings=error.
- cp stderr experr
+ # Build expected stderr up to and including the "warnings being
+ # treated as errors" message.
+ ]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
]AT_BISON_CHECK_([$1[ --warnings=error]], [[1]], [expout], [experr])[
- # Now check -Wnone and --warnings=none by making sure that
- # -Werror doesn't change the exit status when -Wnone or
- # --warnings=none is specified.
+ # Now check -Wnone and --warnings=none by making sure that
+ # -Werror doesn't change the exit status when -Wnone or
+ # --warnings=none is specified.
]AT_BISON_CHECK_([$1[ -Wnone -Werror]], [[0]], [expout])[
]AT_BISON_CHECK_([$1[ --warnings=none -Werror]], [[0]], [expout])[
- ]AT_RESTORE_SPECIAL_FILES[
+ ]AT_RESTORE_SPECIAL_FILES[
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($@)])
# AT_BISON_CHECK_XML(BISON_ARGS, [OTHER_AT_CHECK_ARGS])
AT_CHECK([[$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([[$XSLTPROC \
`]]AT_QUELL_VALGRIND[[ bison --print-datadir`/xslt/xml2dot.xsl \
- xml-tests/test.xml]], [[0]], [expout])
+ xml-tests/test.xml | sort]], [[0]], [expout])
[rm -rf xml-tests expout]
AT_RESTORE_SPECIAL_FILES
[fi]])
# otherwise pass "-c"; this is a hack. The default SOURCES is OUTPUT
# with trailing .o removed, and ".c" appended.
m4_define([AT_COMPILE],
-[AT_CHECK(m4_join([ ],
+[AT_CHECK([$BISON_C_WORKS], 0, ignore, ignore)
+AT_CHECK(m4_join([ ],
[$CC $CFLAGS $CPPFLAGS],
[m4_bmatch([$1], [[.]], [-c], [$LDFLAGS])],
[-o $1],
])
+
+# AT_SKIP_IF_CANNOT_LINK_C_AND_CXX
+# --------------------------------
+# Check that we can link together C and C++ objects.
+m4_define([AT_SKIP_IF_CANNOT_LINK_C_AND_CXX],
+[AT_DATA([c-and-cxx.h],
+[[#ifdef __cplusplus
+extern "C"
+{
+#endif
+ int fortytwo (void);
+#ifdef __cplusplus
+}
+#endif
+]])
+AT_DATA([c-only.c],
+[[#include "c-and-cxx.h"
+int
+main (void)
+{
+ return fortytwo () == 42 ? 0 : 1;
+}
+]])
+AT_DATA([cxx-only.cc],
+[[#include "c-and-cxx.h"
+int fortytwo ()
+{
+ return 42;
+}
+]])
+AT_COMPILE([c-only.o], [c-only.c])
+AT_COMPILE_CXX([cxx-only.o], [cxx-only.cc])
+AT_CHECK([$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. ##
## ---------------------------- ##
[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)[[
]])])
+
## ----------------------- ##
## 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.
projects / bison.git / blobdiff