tests/local.at

   1 # Process this -*- Autotest -*- file with autom4te.
   2
   3 # Macros for the GNU Bison Test suite.
   4 # Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
   5
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 # We want a recent Autotest.
  20 m4_version_prereq([2.58])
  21
  22
  23 ## ------------------------------- ##
  24 ## Macros decoding Bison options.  ##
  25 ## ------------------------------- ##
  26
  27
  28 # AT_BISON_OPTION_PUSHDEFS([BISON-OPTIONS])
  29 # -----------------------------------------
  30 m4_define([AT_BISON_OPTION_PUSHDEFS],
  31 [_AT_BISON_OPTION_PUSHDEFS($[1], $[2], [$1])])
  32
  33
  34 # _AT_BISON_OPTION_PUSHDEFS($1, $2, [BISON-OPTIONS])
  35 # --------------------------------------------------
  36 # This macro works around the impossibility to define macros
  37 # inside macros, because issuing `[$1]' is not possible in M4 :(.
  38 # This sucks hard, GNU M4 should really provide M5 like $$1.
  39 m4_define([_AT_BISON_OPTION_PUSHDEFS],
  40 [m4_if([$1$2], $[1]$[2], [],
  41        [m4_fatal([$0: Invalid arguments: $@])])dnl
  42 m4_pushdef([AT_SKEL_CC_IF],
  43 [m4_bmatch([$3], [%language "[Cc]\+\+"\|%skeleton "[a-z0-9]+\.cc"], [$1], [$2])])
  44 m4_pushdef([AT_GLR_IF],
  45 [m4_bmatch([$3], [%glr-parser\|%skeleton "glr\.], [$1], [$2])])
  46 m4_pushdef([AT_LALR1_CC_IF],
  47 [AT_SKEL_CC_IF([AT_GLR_IF([$2], [$1])], [$2])])
  48 m4_pushdef([AT_GLR_CC_IF],
  49 [AT_SKEL_CC_IF([AT_GLR_IF([$1], [$2])], [$2])])
  50 # Using yacc.c?
  51 m4_pushdef([AT_YACC_IF],
  52 [m4_bmatch([$3], [%language\|%glr-parser\|%skeleton], [$2], [$1])])
  53 m4_pushdef([AT_LEXPARAM_IF],
  54 [m4_bmatch([$3], [%lex-param], [$1], [$2])])
  55 m4_pushdef([AT_PARAM_IF],
  56 [m4_bmatch([$3], [%parse-param], [$1], [$2])])
  57 m4_pushdef([AT_LOCATION_IF],
  58 [m4_bmatch([$3], [%locations], [$1], [$2])])
  59 m4_pushdef([AT_PURE_IF],
  60 [m4_bmatch([$3], [%define  *api\.pure\|%pure-parser],
  61            [m4_bmatch([$3], [%define  *api\.pure *"false"], [$2], [$1])],
  62            [$2])])
  63 m4_pushdef([AT_PURE_AND_LOC_IF],
  64 [m4_bmatch([$3], [%locations], [AT_PURE_IF($@)], [$2])])
  65 m4_pushdef([AT_GLR_OR_PARAM_IF],
  66 [m4_bmatch([$3], [%glr-parser\|%parse-param], [$1], [$2])])
  67 m4_pushdef([AT_NAME_PREFIX],
  68 [m4_bmatch([$3], [%name-prefix ".*"],
  69            [m4_bregexp([$3], [name-prefix "\([^"]*\)"], [\1])],
  70            [yy])])
  71 # yyerror receives the location if %location & %pure & (%glr or %parse-param).
  72 m4_pushdef([AT_YYERROR_ARG_LOC_IF],
  73 [AT_GLR_OR_PARAM_IF([AT_PURE_AND_LOC_IF([$1], [$2])],
  74                     [$2])])
  75 # yyerror always sees the locations (when activated), except if
  76 # (yacc & pure & !param).  FIXME: This is wrong.  See the manual.
  77 m4_pushdef([AT_YYERROR_SEES_LOC_IF],
  78 [AT_LOCATION_IF([AT_YACC_IF([AT_PURE_IF([AT_PARAM_IF([$1], [$2])],
  79                                         [$1])],
  80                             [$1])],
  81                 [$2])])
  82
  83 # The interface is pure: either because %define api.pure, or because we
  84 # are using the C++ parsers.
  85 m4_pushdef([AT_PURE_LEX_IF],
  86 [AT_PURE_IF([$1],
  87             [AT_SKEL_CC_IF([$1], [$2])])])
  88
  89 AT_PURE_LEX_IF(
  90 [m4_pushdef([AT_LOC], [(*llocp)])
  91  m4_pushdef([AT_VAL], [(*lvalp)])
  92  m4_pushdef([AT_LEX_FORMALS],
  93             [YYSTYPE *lvalp[]AT_LOCATION_IF([, YYLTYPE *llocp])])
  94  m4_pushdef([AT_LEX_ARGS],
  95             [lvalp[]AT_LOCATION_IF([, llocp])])
  96  m4_pushdef([AT_USE_LEX_ARGS],
  97             [(void) lvalp;AT_LOCATION_IF([(void) llocp])])
  98  m4_pushdef([AT_LEX_PRE_FORMALS],
  99             [AT_LEX_FORMALS, ])
 100  m4_pushdef([AT_LEX_PRE_ARGS],
 101             [AT_LEX_ARGS, ])
 102 ],
 103 [m4_pushdef([AT_LOC], [(yylloc)])
 104  m4_pushdef([AT_VAL], [(yylval)])
 105  m4_pushdef([AT_LEX_FORMALS],     [void])
 106  m4_pushdef([AT_LEX_ARGS],        [])
 107  m4_pushdef([AT_USE_LEX_ARGS],    [])
 108  m4_pushdef([AT_LEX_PRE_FORMALS], [])
 109  m4_pushdef([AT_LEX_PRE_ARGS],    [])
 110 ])
 111 ])# _AT_BISON_OPTION_PUSHDEFS
 112
 113
 114 # AT_BISON_OPTION_POPDEFS
 115 # -----------------------
 116 m4_define([AT_BISON_OPTION_POPDEFS],
 117 [m4_popdef([AT_LEX_PRE_ARGS])
 118 m4_popdef([AT_LEX_PRE_FORMALS])
 119 m4_popdef([AT_USE_LEX_ARGS])
 120 m4_popdef([AT_LEX_ARGS])
 121 m4_popdef([AT_LEX_FORMALS])
 122 m4_popdef([AT_VAL])
 123 m4_popdef([AT_LOC])
 124 m4_popdef([AT_PURE_LEX_IF])
 125 m4_popdef([AT_YYERROR_SEES_LOC_IF])
 126 m4_popdef([AT_YYERROR_ARG_LOC_IF])
 127 m4_popdef([AT_NAME_PREFIX])
 128 m4_popdef([AT_GLR_OR_PARAM_IF])
 129 m4_popdef([AT_PURE_AND_LOC_IF])
 130 m4_popdef([AT_LOCATION_IF])
 131 m4_popdef([AT_PARAM_IF])
 132 m4_popdef([AT_LEXPARAM_IF])
 133 m4_popdef([AT_YACC_IF])
 134 m4_popdef([AT_GLR_IF])
 135 m4_popdef([AT_SKEL_CC_IF])
 136 m4_popdef([AT_GLR_CC_IF])
 137 m4_popdef([AT_LALR1_CC_IF])
 138 ])# AT_BISON_OPTION_POPDEFS
 139
 140
 141
 142 ## -------------------------- ##
 143 ## Generating Grammar Files.  ##
 144 ## -------------------------- ##
 145
 146
 147 # AT_DATA_GRAMMAR_PROLOGUE
 148 # ------------------------
 149 # The prologue that should be included in any grammar which parser is
 150 # meant to be compiled.
 151 m4_define([AT_DATA_GRAMMAR_PROLOGUE],
 152 [[%{
 153 #include <config.h>
 154 /* We don't need perfect functions for these tests. */
 155 #undef malloc
 156 #undef memcmp
 157 #undef realloc
 158 %}]
 159 ])
 160
 161
 162 # AT_DATA_GRAMMAR(NAME, CONTENT)
 163 # ------------------------------
 164 # Generate the file NAME, which CONTENT is preceded by
 165 # AT_DATA_GRAMMAR_PROLOGUE.
 166 m4_define([AT_DATA_GRAMMAR],
 167 [AT_DATA([$1],
 168 [AT_DATA_GRAMMAR_PROLOGUE
 169 $2])
 170 ])
 171
 172 # AT_BISON_CHECK(BISON_ARGS, [OTHER_AT_CHECK_ARGS])
 173 # -------------------------------------------------
 174 # Check Bison by invoking `bison BISON_ARGS'.  OTHER_AT_CHECK_ARGS are the
 175 # usual remaining arguments to AT_CHECK: STATUS, STDOUT, etc.
 176 #
 177 # This macro or AT_BISON_CHECK_NO_XML should always be used whenever invoking
 178 # Bison in the test suite.  For now it ensures that:
 179 #
 180 #   1. Valgrind doesn't report reachable memory when Bison is expected to have
 181 #      a non-zero exit status since Bison doesn't always try to free all memory
 182 #      in that case.
 183 #
 184 #   2. In the case of maintainer-xml-check, XML/XSLT output is compared with
 185 #      --graph and --report=all output for every working grammar.
 186 m4_define([AT_BISON_CHECK],
 187 [m4_if(m4_quote($2), [0], [AT_BISON_CHECK_XML($@)],
 188        m4_quote($2), [], [AT_BISON_CHECK_XML($@)])
 189 AT_BISON_CHECK_NO_XML($@)])
 190
 191 # AT_BISON_CHECK_NO_XML(BISON_ARGS, [OTHER_AT_CHECK_ARGS])
 192 # --------------------------------------------------------
 193 # Same as AT_BISON_CHECK except don't perform XML/XSLT checks.  This is useful
 194 # when a tortured grammar's XML is known to be too large for xsltproc to
 195 # handle.
 196 m4_define([AT_BISON_CHECK_NO_XML],
 197 [AT_CHECK(m4_if(m4_quote($2), [0], [], m4_quote($2), [], [],
 198                 [AT_QUELL_VALGRIND ])[[bison ]]$@)])
 199
 200 # AT_BISON_CHECK_XML(BISON_ARGS, [OTHER_AT_CHECK_ARGS])
 201 # -----------------------------------------------------
 202 # Run AT_BISON_CHECK's XML/XSLT checks if $BISON_TEST_XML=1 and $XSLTPROC is
 203 # defined.  It doesn't make sense to invoke this macro if Bison is expected to
 204 # have a non-zero exit status.
 205 m4_define([AT_BISON_CHECK_XML],
 206 [[if test x"$BISON_TEST_XML" = x1 && test x"$XSLTPROC" != x""; then
 207   mkdir xml-tests]
 208   m4_pushdef([AT_BISON_ARGS],
 209              [m4_bpatsubsts([[$1]],
 210                             [--report(-file)?=[^][ ]*], [],
 211                             [--graph=[^][ ]*], [],
 212                             [--xml=[^][ ]*], [])])dnl
 213   # Don't combine these Bison invocations since we want to be sure that
 214   # --report=all isn't required to get the full XML file.
 215   AT_CHECK([[bison --report=all --report-file=xml-tests/test.output \
 216              --graph=xml-tests/test.dot ]]AT_BISON_ARGS,
 217            [[0]], [ignore], [ignore])
 218   AT_CHECK([[bison --xml=xml-tests/test.xml ]]AT_BISON_ARGS,
 219            [[0]], [ignore], [ignore])
 220   m4_popdef([AT_BISON_ARGS])dnl
 221   [cp xml-tests/test.output expout]
 222   AT_CHECK([[$XSLTPROC \
 223              `]]AT_QUELL_VALGRIND[[ bison --print-datadir`/xslt/xml2text.xsl \
 224              xml-tests/test.xml]], [[0]], [expout])
 225   [cp xml-tests/test.dot expout]
 226   AT_CHECK([[$XSLTPROC \
 227              `]]AT_QUELL_VALGRIND[[ bison --print-datadir`/xslt/xml2dot.xsl \
 228              xml-tests/test.xml]], [[0]], [expout])
 229   [rm -rf xml-tests expout
 230 fi]])
 231
 232 # AT_QUELL_VALGRIND
 233 # -----------------
 234 # Put this before a Bison invocation to keep Valgrind from complaining about
 235 # reachable memory.
 236 #
 237 # Do not quote invocations of this macro within the first argument of AT_CHECK.
 238 # The triple quoting below will cause test cases to fail if you do.  If you do
 239 # so anyway but also decrease the quoting below to avoid that problem, AT_CHECK
 240 # will then fail to shell-escape its contents when attempting to print them.
 241 # The testsuite verbose output, at least, will be incorrect, but nothing may
 242 # fail to make sure you notice.
 243 m4_define([AT_QUELL_VALGRIND],
 244 [[[VALGRIND_OPTS="$VALGRIND_OPTS --leak-check=summary --show-reachable=no"; export VALGRIND_OPTS;]]])
 245
 246 ## ------------------------ ##
 247 ## Compiling C, C++ Files.  ##
 248 ## ------------------------ ##
 249
 250
 251 # AT_COMPILE(OUTPUT, [SOURCES = OUTPUT.c])
 252 # ----------------------------------------
 253 # Compile SOURCES into OUTPUT.  If OUTPUT does not contain '.',
 254 # assume that we are linking too; this is a hack.
 255 m4_define([AT_COMPILE],
 256 [AT_CHECK([$CC $CFLAGS $CPPFLAGS m4_bmatch([$1], [[.]], [], [$LDFLAGS ])-o $1 m4_default([$2], [$1.c])[]m4_bmatch([$1], [[.]], [], [ $LIBS])],
 257            0, [ignore], [ignore])])
 258
 259 # AT_COMPILE_CXX(OUTPUT, [SOURCES = OUTPUT.cc])
 260 # --------------------------------------------
 261 # Compile SOURCES into OUTPUT.  If OUTPUT does not contain '.',
 262 # assume that we are linking too; this is a hack.
 263 # If the C++ compiler does not work, ignore the test.
 264 m4_define([AT_COMPILE_CXX],
 265 [AT_KEYWORDS(c++)
 266 AT_CHECK([$BISON_CXX_WORKS], 0, ignore, ignore)
 267 AT_CHECK([$CXX $CXXFLAGS $CPPFLAGS m4_bmatch([$1], [[.]], [], [$LDFLAGS ])-o $1 m4_default([$2], [$1.cc])[]m4_bmatch([$1], [[.]], [], [ $LIBS])],
 268          0, [ignore], [ignore])])
 269
 270
 271 # AT_FULL_COMPILE(OUTPUT)
 272 # -----------------------
 273 # Compile OUTPUT.y to OUTPUT.c or OUTPUT.cc, and compile it to OUTPUT.
 274 # Relies on AT_SKEL_CC_IF.
 275 m4_define([AT_FULL_COMPILE],
 276 [AT_SKEL_CC_IF(
 277   [AT_BISON_CHECK([-o $1.cc $1.y])
 278    AT_COMPILE_CXX([$1])],
 279   [AT_BISON_CHECK([-o $1.c $1.y])
 280    AT_COMPILE([$1])])
 281 ])
 282
 283
 284 ## ---------------------------- ##
 285 ## Running a generated parser.  ##
 286 ## ---------------------------- ##
 287
 288 # AT_PARSER_CHECK(COMMAND, EXIT-STATUS, EXPOUT, EXPERR, [PRE])
 289 # ------------------------------------------------------------
 290 # So that we can run `./testsuite PREPARSER='valgrind -q' for instance.
 291 m4_define([AT_PARSER_CHECK],
 292 [AT_CHECK([$5 $PREPARSER $1], [$2], [$3], [$4])])
 293
 294
 295
 296
 297 ## ----------------------- ##
 298 ## Launch the test suite.  ##
 299 ## ----------------------- ##
 300
 301 AT_INIT
 302
 303 AT_TESTED([bison])