2 # Copyright (C) 2004-2024 Free Software Foundation, Inc.
4 # This program is free software; you can redistribute it and/or modify
5 # it under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 2, or (at your option)
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program. If not, see <https://www.gnu.org/licenses/>.
17 # Check rules output for parser defined conditionally.
18 # Report from Roman Fietze.
20 required
='cc lex yacc'
23 cat >>configure.ac
<<'EOF'
24 AM_CONDITIONAL([CASE_A], [test -z "$case_B"])
31 cat > Makefile.am
<<'EOF'
33 AM_LFLAGS = --never-interactive
35 BUILT_SOURCES = tparse.h
39 ta_SOURCES = ta.c tparse.h tscan.l tparse.y
43 tb_SOURCES = tb.c tparse.h tscan.l tparse.y
56 $AUTOMAKE --add-missing
58 $FGREP 'tparse.h' Makefile.
in # For debugging.
59 test $
($FGREP -c 'tparse.h:' Makefile.
in) -eq 1
61 cat > tscan.l
<< 'END'
65 /* Avoid possible link errors.
*/
72 cat > tparse.y
<< 'END'
74 extern int yylex
(void
);
76 void yyerror
(const char
*s
) {}
80 foobar
: 'f' 'o' 'o' 'b' 'a' 'r' EOF
{};
96 .
/configure case_B
=yes