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#! /bin/sh
# Copyright (C) 2011-2012 Free Software Foundation, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Check that automake can cope with user-redefinition of $(YFLAGS)
# at configure time and/or at make time.
required='cc yacc'
. ./defs || Exit 1
unset YFLAGS || :
cat >> configure.ac <<'END'
AC_PROG_CC
AC_PROG_YACC
AC_OUTPUT
END
cat > Makefile.am <<'END'
bin_PROGRAMS = foo
foo_SOURCES = foo.y
# A minor automake wart: automake doesn't generate code to clean
# `*.output' files generated by yacc (it's not even clear if that
# would be useful in general, so it's probably better to be
# conservative).
CLEANFILES = foo.output
# Another automake wart: `-d' flag won't be given at automake time,
# so automake won't be able to generate code to clean `foo.h' :-(
MAINTAINERCLEANFILES = foo.h
END
cat > foo.y << 'END'
%{
int yylex () { return 0; }
void yyerror (char *s) { return; }
int main () { return 0; }
%}
%%
foobar : 'f' 'o' 'o' 'b' 'a' 'r' {};
END
$ACLOCAL
$AUTOMAKE -a
$AUTOCONF
./configure YFLAGS='-d -v'
$MAKE
ls -l
test -f foo.c
test -f foo.h
test -f foo.output
$MAKE maintainer-clean
ls -l
./configure YFLAGS='-v'
$MAKE
ls -l
test -f foo.c
test ! -r foo.h
test -f foo.output
$MAKE maintainer-clean
ls -l
./configure YFLAGS='-v'
YFLAGS=-d $MAKE -e
ls -l
test -f foo.c
test -f foo.h
test ! -r foo.output
$MAKE maintainer-clean
ls -l
:
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