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b9cecb91 1# Bison Parser Headers. -*- Autotest -*-
6e30ede8 2
c932d613 3# Copyright (C) 2001-2002, 2006-2007, 2009-2012 Free Software
1462fcee 4# Foundation, Inc.
b9cecb91 5
f16b0819 6# This program is free software: you can redistribute it and/or modify
b9cecb91 7# it under the terms of the GNU General Public License as published by
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8# the Free Software Foundation, either version 3 of the License, or
9# (at your option) any later version.
10#
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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.
f16b0819 15#
b9cecb91 16# You should have received a copy of the GNU General Public License
f16b0819 17# along with this program. If not, see <http://www.gnu.org/licenses/>.
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18
19AT_BANNER([[Parser Headers.]])
20
21
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22## --------------------- ##
23## Invalid CPP headers. ##
24## --------------------- ##
25
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26# AT_TEST_CPP_GUARD_H(BASE-NAME, [DIRECTIVES])
27# --------------------------------------------
28# FIXME: Much of this can be covered by calc.at.
b9cecb91 29m4_define([AT_TEST_CPP_GUARD_H],
9d67a52a 30[AT_SETUP([Invalid CPP guards: $2 --defines=$1.h])
55f48c48 31AT_BISON_OPTION_PUSHDEFS([$2])
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32# Possibly create inner directories.
33dirname=`AS_DIRNAME([$1])`
34AS_MKDIR_P([$dirname])
35
9501dc6e 36AT_DATA_GRAMMAR([$1.y],
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37[$2
38%{
fe6c2fde 39#include <$1.h>
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40]AT_YYERROR_DECLARE_EXTERN[
41]AT_YYLEX_DECLARE_EXTERN[
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42%}
43%%
bfcf1f3a 44dummy:;
1d39f854 45%%
fe6c2fde 46#include <$1.h>
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47])
48
9d67a52a 49AT_BISON_CHECK([--defines=$1.h --output=$1.c $1.y])
b9cecb91 50
9d67a52a 51AT_COMPILE([$1.o], [-I. -c $1.c])
b9cecb91 52
55f48c48 53AT_BISON_OPTION_POPDEFS
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54AT_CLEANUP
55])
56
57AT_TEST_CPP_GUARD_H([input/input])
58AT_TEST_CPP_GUARD_H([9foo])
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59AT_TEST_CPP_GUARD_H([input/input], [%glr-parser])
60AT_TEST_CPP_GUARD_H([9foo], [%glr-parser])
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61
62
63
64## ---------------- ##
65## export YYLTYPE. ##
66## ---------------- ##
67
68
69AT_SETUP([export YYLTYPE])
70
9501dc6e 71AT_DATA_GRAMMAR([input.y],
b9cecb91 72[%locations
b5b61c61 73
02975b9a 74%name-prefix "my_"
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75%{
76#include <stdio.h>
77#include <stdlib.h>
78
7172e23e 79static int
b5b61c61 80my_lex (void)
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81{
82 return EOF;
83}
84
85static void
b5b61c61 86my_error (const char *msg)
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87{
88 fprintf (stderr, "%s\n", msg);
89}
90
91%}
92%%
93exp:;
94])
95
da730230 96AT_BISON_CHECK([--defines -o input.c input.y])
b9cecb91 97
b5b61c61 98# YYLTYPE should be defined, and MY_LLOC declared.
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99AT_DATA([caller.c],
100[[#include "input.h"
b5b61c61 101YYLTYPE *my_llocp = &my_lloc;
b9cecb91 102
b5b61c61 103int my_parse (void);
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104
105int
106main (void)
107{
b5b61c61 108 return my_parse ();
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109}
110]])
111
112# Link and execute, just to make sure everything is fine (and in
b5b61c61 113# particular, that MY_LLOC is indeed defined somewhere).
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114AT_COMPILE([caller.o])
115AT_COMPILE([input.o])
2b42986e 116AT_COMPILE([caller], [caller.o input.o])
1154cced 117AT_PARSER_CHECK([./caller])
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118
119AT_CLEANUP
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120
121## ----------------- ##
122## Several parsers. ##
123## ----------------- ##
124
125AT_SETUP([Several parsers])
126
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127# AT_TEST([PREFIX], [DIRECTIVES])
128# -------------------------------
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129# Generate and compile to *.o. Make sure there is no YY* nor yy* in
130# the header (but YYDEBUG and YYPARSE_PARAM).
ad60e80f 131m4_pushdef([AT_TEST],
4b3847c3 132[AT_BISON_OPTION_PUSHDEFS([%define api.prefix "$1_" $2])
1168b322 133AT_DATA_GRAMMAR([$1.AT_SKEL_CC_IF([yy], [y])],
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134[[%define api.prefix "$1_"
135$2
ad60e80f 136%error-verbose
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137%union
138{
139 int integer;
140}
141%{
142#include <stdio.h>
143 ]AT_YYERROR_DECLARE[
144 ]AT_YYLEX_DECLARE[
145%}
146%%
147exp:
148 'x' '1' { printf ("x1\n"); }
149| 'x' '2' { printf ("x2\n"); }
150| 'x' '3' { printf ("x3\n"); }
151| 'x' '4' { printf ("x4\n"); }
152| 'x' '5' { printf ("x5\n"); }
153| 'x' '6' { printf ("x6\n"); }
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154| 'x' '7' { printf ("x7\n"); }
155| 'x' '8' { printf ("x8\n"); }
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156;
157
158%%
159]AT_YYERROR_DEFINE[
160]AT_YYLEX_DEFINE(["$1"])[
161]])
162
163AT_BISON_CHECK([-d -o AT_SKEL_CC_IF([$1.cc $1.yy], [$1.c $1.y])])
164# C++ output relies on namespaces and still uses yy a lot.
165AT_SKEL_CC_IF([],
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166 [AT_CHECK([$EGREP yy $1.h], [1])])
167
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168# Ignore comments. Ignore YYPARSE_PARAM (obsolete) and
169# YYPUSH_MORE(_DEFINED)? (whose definition is constant).
170#
171# YYDEBUG (not renamed) can be read, but not changed.
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172AT_CHECK([[$PERL -0777 -e 's{/\*.*?\*/}{}sg;s,//.*,,;' \
173 ]$1.AT_SKEL_CC_IF([hh], [h])[ |
174 grep 'YY' |
ad60e80f 175 $EGREP -wv 'YY(PARSE_PARAM|PUSH_MORE(_DEFINED)?)|(defined|if) YYDEBUG']],
faff3bef 176 [1])
4b3847c3 177AT_LANG_COMPILE([$1.o])
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178
179AT_CHECK([[echo "$1" >>expout]])
180
4b3847c3 181AT_BISON_OPTION_POPDEFS
ad60e80f 182])# AT_TEST
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183
184AT_DATA([main.cc],
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185[AT_DATA_SOURCE_PROLOGUE
186[extern "C"
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187{
188 #include "x1.h"
189 #include "x2.h"
190 #include "x3.h"
191 #include "x4.h"
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192 #include "x6.h"
193 #include "x7.h"
194 #include "x8.h"
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195}
196#include "x5.hh"
197//#include "x6.hh"
b142cfd1 198
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199#define RUN(S) \
200 do { \
201 int res = S; \
202 if (res) \
203 std::cerr << #S": " << res << std::endl; \
204 } while (false)
1168b322 205
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206int
207main (void)
208{
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209 RUN(x1_parse());
210 RUN(x2_parse());
211 RUN(x3_parse());
212 RUN(x4_parse());
4b3847c3 213 x5_::parser p5;
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214 RUN(p5.parse());
215 RUN(x6_parse());
216 RUN(x7_parse());
217 RUN(x8_parse());
53ab797d 218// x6_::parser p6;
ad60e80f 219// RUN(p6.parse());
b142cfd1 220 return 0;
4b3847c3 221}
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222]])# main.cc
223
224AT_TEST([x1], [])
225AT_TEST([x2], [%locations %debug])
226AT_TEST([x3], [%glr-parser])
227AT_TEST([x4], [%locations %debug %glr-parser])
228AT_TEST([x5], [%locations %debug %language "c++"])
229AT_TEST([x6], [%define api.pure])
230AT_TEST([x7], [%define api.push-pull both])
231AT_TEST([x8], [%define api.pure %define api.push-pull both])
232#AT_TEST([x5], [%locations %language "c++" %glr-parser])
233
234AT_COMPILE_CXX([parser], [[x[1-8].o main.cc]])
235AT_CHECK([./parser], [0], [[expout]])
236
237m4_popdef([AT_TEST])
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238
239AT_CLEANUP