#! /bin/sh
# Copyright (C) 2002-2021 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 <https://www.gnu.org/licenses/>.

# Tests that Automake understands multiple suffix rules on the same line.
# PR/371 and PR/372: Reported by Duncan Gibson.
# We also check for suffixes containing '-'.

required=cc
. test-init.sh

plan_ 10

cat >>configure.ac <<EOF
AC_PROG_CC
AC_OUTPUT
EOF

cat >Makefile.am << 'END'
bin_PROGRAMS = foo bar baz
foo_SOURCES = foo.x_
bar_SOURCES = bar.y-z
baz_SOURCES = baz1.x_ baz2.y-z

.y-z.c .x_.c:
## Account for VPATH issues on weaker make implementations (e.g. IRIX 6.5).
	sed 's/INTEGER/int/g' `test -f '$<' || echo $(srcdir)/`$< >$@

CLEANFILES = foo.c bar.c baz1.c baz2.c

.PHONY: test-real test-fake
test-fake:
	echo $(foo_OBJECTS) | grep '^foo\.foo$$'
	echo $(bar_OBJECTS) | grep '^bar\.foo$$'
	echo $(baz_OBJECTS) | grep '^baz1\.foo baz2\.foo$$'
test-real:
	echo $(foo_OBJECTS) | grep '^foo\.$(OBJEXT)$$'
	echo $(bar_OBJECTS) | grep '^bar\.$(OBJEXT)$$'
	echo $(baz_OBJECTS) | grep '^baz1\.$(OBJEXT) baz2\.$(OBJEXT)$$'
check-local: test-real
END

echo 'INTEGER main(void) { return 0; }' > foo.x_
echo 'INTEGER main(void) { return 0; }' > bar.y-z
echo 'INTEGER main(void) { INTEGER baz(void); return baz(); }' > baz1.x_
echo 'INTEGER baz(void) { return 0; }' > baz2.y-z

command_ok_ "aclocal" $ACLOCAL
command_ok_ "autoconf" $AUTOCONF

# What we do is not portable.  Automake should warn.
AUTOMAKE_fails -a
command_ok_ "warn about unportable make usage" \
  grep '[iI]nference rules can have only one target before the colon' stderr
# But this should work anyway.
command_ok_ "automake" $AUTOMAKE -a -Wno-portability

command_ok_ "configure"  ./configure
command_ok_ "make test-fake" run_make OBJEXT=foo test-fake
command_ok_ "make test-real" $MAKE test-real

directive=''; make_can_chain_suffix_rules || directive=TODO

for target in '' distcheck; do
  command_ok_ "make $target" \
              -D "$directive" -r "suffix rules not chained" \
              $MAKE $target
done

: