#! /bin/sh # Copyright (C) 2003-2017 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 . # Interaction of BUILT_SOURCES with conditionals. . test-init.sh cat >> configure.ac <<'END' AM_CONDITIONAL([COND1], [test $cond1 = yes]) AM_CONDITIONAL([COND2], [test $cond2 = yes]) AC_OUTPUT END cat > Makefile.am << 'END' if COND1 BUILT_SOURCES = a else BUILT_SOURCES = b endif if COND2 BUILT_SOURCES += c endif a b c: echo who cares > $@ END $ACLOCAL $AUTOMAKE $AUTOCONF cleanup () { # Files in $(BUILT_SOURCES) should be automatically removed # upon maintainer-clean. $MAKE maintainer-clean test ! -f a test ! -f b test ! -f c } ./configure cond1=yes cond2=yes $MAKE test -f a test ! -f b test -f c cleanup ./configure cond1=no cond2=yes $MAKE test ! -f a test -f b test -f c cleanup ./configure cond1=yes cond2=no $MAKE test -f a test ! -f b test ! -f c cleanup ./configure cond1=no cond2=no $MAKE test ! -f a test -f b test ! -f c cleanup :