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#!/bin/sh
# Copyright (C) 2010-2017 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 <http://www.gnu.org/licenses/>.
# Check silent-rules mode for C++, both with and without automatic
# dependency tracking.
required=c++
. test-init.sh
mkdir sub
cat >>configure.ac <<'EOF'
AC_PROG_CXX
AC_CONFIG_FILES([sub/Makefile])
AC_OUTPUT
EOF
cat > Makefile.am <<'EOF'
# Need generic and non-generic rules.
bin_PROGRAMS = foo1 foo2
foo1_SOURCES = foo.cpp baz.cxx quux.cc
foo2_SOURCES = $(foo1_SOURCES)
foo2_CXXFLAGS = $(AM_CXXFLAGS)
SUBDIRS = sub
EOF
cat > sub/Makefile.am <<'EOF'
AUTOMAKE_OPTIONS = subdir-objects
# Need generic and non-generic rules.
bin_PROGRAMS = bar1 bar2
bar1_SOURCES = bar.cpp
bar2_SOURCES = $(bar1_SOURCES)
bar2_CXXFLAGS = $(AM_CXXFLAGS)
EOF
cat > foo.cpp <<'EOF'
using namespace std; /* C compilers fail on this. */
int main (void) { return 0; }
EOF
# Let's try out other extensions too.
echo 'class Baz { public: int i; };' > baz.cxx
echo 'class Quux { public: bool b; };' > quux.cc
cp foo.cpp sub/bar.cpp
$ACLOCAL
$AUTOMAKE --add-missing
$AUTOCONF
# Sanity check: make sure the cache variable we force is really used
# by configure.
$FGREP am_cv_CXX_dependencies_compiler_type configure
# Force dependency tracking explicitly, so that slow dependency
# extractors are not rejected. Try also with dependency tracking
# explicitly disabled.
for config_args in \
--enable-dependency-tracking --disable-dependency-tracking
do
./configure $config_args --enable-silent-rules
run_make -O
$EGREP ' (-c|-o)' stdout && exit 1
grep 'mv ' stdout && exit 1
grep 'CXX .*foo\.' stdout
grep 'CXX .*baz\.' stdout
grep 'CXX .*quux\.' stdout
grep 'CXX .*bar\.' stdout
grep 'CXXLD .*foo1' stdout
grep 'CXXLD .*bar1' stdout
grep 'CXXLD .*foo2' stdout
grep 'CXXLD .*bar2' stdout
# Ensure a clean rebuild.
$MAKE clean
run_make -O V=1
grep ' -c ' stdout
grep ' -o ' stdout
$EGREP '(CXX|LD) ' stdout && exit 1
# Ensure a clean reconfiguration/rebuild.
$MAKE clean
$MAKE maintainer-clean
done
:
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