330 lines
7.5 KiB
Text
330 lines
7.5 KiB
Text
# Checking skeleton support. -*- Autotest -*-
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# Copyright (C) 2007, 2009-2012 Free Software Foundation, Inc.
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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AT_BANNER([[Skeleton Support.]])
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## ------------------------------ ##
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## Relative skeleton file names. ##
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## ------------------------------ ##
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AT_SETUP([[Relative skeleton file names]])
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AT_CHECK([[mkdir tmp]])
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AT_DATA([[tmp/skel.c]],
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[[m4@&t@_divert_push(0)d@&t@nl
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@output(b4_parser_file_name@)d@&t@nl
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b4_percent_define_get([[test]])
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m4@&t@_divert_pop(0)
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]])
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AT_DATA([[skel.c]],
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[[m4@&t@_divert_push(0)d@&t@nl
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@output(b4_parser_file_name@)d@&t@nl
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b4_percent_define_get([[test]]) -- Local
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m4@&t@_divert_pop(0)
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]])
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AT_DATA([[tmp/input-gram.y]],
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[[%skeleton "./skel.c"
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%define test "Hello World"
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%%
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start: ;
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]])
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AT_DATA([[input-gram.y]],
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[[%skeleton "./skel.c"
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%define test "Hello World"
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%%
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start: ;
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]])
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AT_DATA([[tmp/input-cmd-line.y]],
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[[%define test "Hello World"
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%%
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start: ;
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]])
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AT_BISON_CHECK([[tmp/input-gram.y]])
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AT_CHECK([[cat input-gram.tab.c]], [[0]],
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[[Hello World
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]])
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AT_BISON_CHECK([[input-gram.y]])
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AT_CHECK([[cat input-gram.tab.c]], [[0]],
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[[Hello World -- Local
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]])
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AT_BISON_CHECK([[--skeleton=tmp/skel.c tmp/input-cmd-line.y]])
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AT_CHECK([[cat input-cmd-line.tab.c]], [[0]],
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[[Hello World
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]])
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AT_CLEANUP
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## ------------------------------- ##
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## Installed skeleton file names. ##
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## ------------------------------- ##
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AT_SETUP([[Installed skeleton file names]])
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AT_BISON_OPTION_PUSHDEFS
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m4_pushdef([AT_GRAM],
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[[%{
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#include <stdio.h>
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]AT_YYERROR_DECLARE[
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int yylex (void);
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%}
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%error-verbose
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%token 'a'
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%%
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start: ;
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%%
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]AT_YYERROR_DEFINE[
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int
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yylex (void)
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{
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return 'a';
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}
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int
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main (void)
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{
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return yyparse ();
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}
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]])
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AT_DATA_GRAMMAR([[input-cmd-line.y]],
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[AT_GRAM])
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AT_DATA_GRAMMAR([[input-gram.y]],
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[[%skeleton "yacc.c"]
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AT_GRAM])
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AT_BISON_CHECK([[--skeleton=yacc.c -o input-cmd-line.c input-cmd-line.y]])
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AT_COMPILE([[input-cmd-line]])
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AT_PARSER_CHECK([[./input-cmd-line]], [[1]], [],
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[[syntax error, unexpected 'a', expecting $end
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]])
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AT_BISON_CHECK([[-o input-gram.c input-gram.y]])
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AT_COMPILE([[input-gram]])
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AT_PARSER_CHECK([[./input-gram]], [[1]], [],
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[[syntax error, unexpected 'a', expecting $end
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]])
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m4_popdef([AT_GRAM])
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AT_BISON_OPTION_POPDEFS
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AT_CLEANUP
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## ------------------------------------------------------ ##
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## %define Boolean variables: invalid skeleton defaults. ##
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## ------------------------------------------------------ ##
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AT_SETUP([[%define Boolean variables: invalid skeleton defaults]])
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AT_DATA([[skel.c]],
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[[b4_percent_define_default([[foo]], [[bogus value]])
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b4_percent_define_flag_if([[foo]])
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]])
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AT_DATA([[input.y]],
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[[%skeleton "./skel.c"
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%%
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start: ;
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]])
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AT_BISON_CHECK([[input.y]], [[1]], [[]],
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[[<skeleton default value>: error: invalid value for %define Boolean variable 'foo'
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]])
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AT_CLEANUP
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## --------------------------------------------- ##
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## Complaining during macro argument expansion. ##
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## --------------------------------------------- ##
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AT_SETUP([[Complaining during macro argument expansion]])
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AT_DATA([[skel1.c]],
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[[m4@&t@_define([foow], [b4_warn([[foow fubar]])])
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m4@&t@_define([foowat], [b4_warn_at([[foow.y:2.3]],
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[[foow.y:5.4]], [[foowat fubar]])])
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m4@&t@_define([fooc], [b4_complain([[fooc fubar]])])
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m4@&t@_define([foocat], [b4_complain_at([[fooc.y:1.1]],
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[[fooc.y:10.6]], [[foocat fubar]])])
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m4@&t@_define([foof], [b4_fatal([[foof fubar]])])
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m4@&t@_if(foow, [1], [yes])
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m4@&t@_if(foowat, [1], [yes])
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m4@&t@_if(fooc, [1], [yes])
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m4@&t@_if(foocat, [1], [yes])
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m4@&t@_if(foof, [1], [yes])
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]])
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AT_DATA([[input1.y]],
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[[%skeleton "./skel1.c"
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%%
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start: ;
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]])
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AT_BISON_CHECK([[input1.y]], [[1]], [[]],
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[[input1.y: warning: foow fubar
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foow.y:2.3-5.3: warning: foowat fubar
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input1.y: error: fooc fubar
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fooc.y:1.1-10.5: error: foocat fubar
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input1.y: fatal error: foof fubar
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]])
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AT_DATA([[skel2.c]],
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[[m4@&t@_define([foofat], [b4_fatal_at([[foof.y:12.11]],
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[[foof.y:100.123]], [[foofat fubar]])])
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m4@&t@_if(foofat, [1], [yes])
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]])
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AT_DATA([[input2.y]],
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[[%skeleton "./skel2.c"
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%%
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start: ;
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]])
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AT_BISON_CHECK([[input2.y]], [[1]], [[]],
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[[foof.y:12.11-100.122: fatal error: foofat fubar
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]])
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AT_DATA([[skel3.c]],
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[[b4_complain_at(b4_percent_define_get_loc([[bogus]]), [[bad value]])
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]])
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AT_DATA([[input3.y]],
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[[%skeleton "./skel3.c"
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%%
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start: ;
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]])
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AT_BISON_CHECK([[input3.y]], [[1]], [[]],
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[[input3.y: fatal error: b4_percent_define_get_loc: undefined %define variable 'bogus'
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]])
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AT_DATA([[skel4.c]],
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[[b4_warn_at(b4_percent_define_get_syncline([[bogus]]), [[bad value]])
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]])
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AT_DATA([[input4.y]],
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[[%skeleton "./skel4.c"
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%%
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start: ;
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]])
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AT_BISON_CHECK([[input4.y]], [[1]], [[]],
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[[input4.y: fatal error: b4_percent_define_get_syncline: undefined %define variable 'bogus'
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]])
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AT_CLEANUP
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## --------------------------------------- ##
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## Fatal errors make M4 exit immediately. ##
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## --------------------------------------- ##
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AT_SETUP([[Fatal errors make M4 exit immediately]])
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AT_DATA([[skel1.c]],
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[[b4_complain([[non-fatal error]])
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b4_fatal([[M4 should exit immediately here]])
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m4@&t@_fatal([this should never be evaluated])
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]])
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AT_DATA([[input1.y]],
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[[%skeleton "./skel1.c"
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%%
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start: ;
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]])
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AT_BISON_CHECK([[input1.y]], [[1]], [[]],
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[[input1.y: error: non-fatal error
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input1.y: fatal error: M4 should exit immediately here
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]])
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AT_DATA([[skel2.c]],
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[[b4_warn([[morning]])
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b4_fatal_at([[foo.y:1.5]], [[foo.y:1.7]], [[M4 should exit immediately here]])
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m4@&t@_fatal([this should never be evaluated])
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]])
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AT_DATA([[input2.y]],
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[[%skeleton "./skel2.c"
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%%
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start: ;
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]])
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AT_BISON_CHECK([[input2.y]], [[1]], [[]],
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[[input2.y: warning: morning
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foo.y:1.5-6: fatal error: M4 should exit immediately here
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]])
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AT_CLEANUP
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## ------------------------------------------------ ##
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## Fatal errors but M4 continues producing output. ##
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## ------------------------------------------------ ##
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# At one time, if Bison encountered a fatal error during M4 processing,
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# Bison failed to drain M4's output pipe. The result was a SIGPIPE.
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# On some platforms, the default disposition for SIGPIPE is terminate,
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# which was fine. On others, it's ignore, which caused M4 to report
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# the broken pipe to the user, but we don't want to bother the user with
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# that.
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# There is a race condition somewhere. That is, before the associated
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# fix, running this test group many times in a row would occasionally
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# produce a pass among all the failures.
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AT_SETUP([[Fatal errors but M4 continues producing output]])
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AT_DATA([[gen-skel.pl]],
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[[use warnings;
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use strict;
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my $M4 = "m4";
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my $DNL = "d"."nl";
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print "${M4}_divert_push(0)$DNL\n";
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print '@output(@,@)', "\n";
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(print "garbage"x10, "\n") for (1..1000);
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print "${M4}_divert_pop(0)\n";
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]])
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AT_CHECK([[$PERL gen-skel.pl > skel.c || exit 77]])
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AT_DATA([[input.y]],
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[[%skeleton "./skel.c"
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%%
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start: ;
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]])
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AT_BISON_CHECK([[input.y]], [[1]], [[]],
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[[input.y: fatal error: too many arguments for @output directive in skeleton
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]])
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AT_CLEANUP
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