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#! /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/>.
# Test for PR/280.
# (Automake should complain about trailing backslashes in comments.)
. test-init.sh
cat >> configure.ac <<'EOF'
AC_OUTPUT
EOF
cat > Makefile.am << 'EOF'
all-local:
@echo ${var}
# a comment with backslash \
var = foo
EOF
$ACLOCAL
AUTOMAKE_fails
grep '^Makefile.am:5: error: blank line following trailing backslash' stderr
## Here is a second test because head comments are
## handled differently in Automake 1.5.
cat > Makefile.am << 'EOF'
# a comment with backslash \
all-local:
@echo ${var}
var = foo
EOF
AUTOMAKE_fails
grep '^Makefile.am:2: error: blank line following trailing backslash' stderr
## Make sure we print an 'included' stack on errors.
echo 'include Makefile.inc'> Makefile.am
cat > Makefile.inc << 'EOF'
# a comment with backslash \
EOF
AUTOMAKE_fails
grep '^Makefile.inc:2: error: blank line following trailing backslash' stderr
grep '^Makefile.am:1: .*included from here' stderr
grep -v '^Makefile.am:1: .*error:' stderr
## Make sure backslashes are still allowed within a comment.
## This usually happens when commenting out a Makefile rule.
cat > Makefile.am << 'EOF'
all-local:
@echo ${var}
# a comment with backslash \
# but terminated by a line without backslash
var = foo
EOF
$AUTOMAKE
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