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#! /bin/sh
# Copyright (C) 2005-2021 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/>.
# Check support for AC_CONFIG_LIBOBJ_DIR vs ALLOCA.
# (pr401.sh and pr401b.sh do the same for LIBOBJS and LTLIBOBJS)
required=cc
. test-init.sh
mkdir lib src
ac_cv_func_alloca_works=no; export ac_cv_func_alloca_works
cat >lib/alloca.c <<'EOF'
const char *feep (void)
{
return "feep";
}
EOF
cat >src/main.c <<'EOF'
#include <stdio.h>
extern const char *feep (void);
int main (void)
{
puts (feep ());
return 0;
}
EOF
cat >>configure.ac << 'EOF'
## These lines are activated for later tests.
#: AC_CONFIG_LIBOBJ_DIR([lib])
AC_PROG_CC
AM_PROG_AR
AC_PROG_RANLIB
AC_FUNC_ALLOCA
AC_CONFIG_FILES([lib/Makefile src/Makefile])
AM_CONDITIONAL([CROSS_COMPILING], [test $cross_compiling = yes])
AC_OUTPUT
EOF
## ----------------------------------------- ##
## First a test of traditional ALLOCA usage. ##
## ----------------------------------------- ##
cat >Makefile.am <<'EOF'
SUBDIRS = lib src
EOF
cat >lib/Makefile.am <<'EOF'
noinst_LIBRARIES = libfeep.a
libfeep_a_SOURCES =
libfeep_a_LIBADD = $(ALLOCA)
EOF
cat >src/Makefile.am <<'EOF'
check_PROGRAMS = main
main_LDADD = ../lib/libfeep.a
if !CROSS_COMPILING
TESTS = main
endif
EOF
cp "$am_scriptdir/ar-lib" . || fatal_ "fetching auxiliary script 'ar-lib'"
$ACLOCAL
$AUTOCONF
$AUTOMAKE -a
./configure
$MAKE distcheck
## --------------------------------------- ##
## Traditional ALLOCA with LIBOBJDIR set. ##
## --------------------------------------- ##
# Invocation of AC_CONFIG_LIBOBJ_DIR may be necessary for reasons
# unrelated to Automake or Makefile.am layout.
sed 's/#: //' configure.ac >configure.tmp
mv -f configure.tmp configure.ac
$ACLOCAL
$AUTOCONF
$AUTOMAKE
./configure
test ! -e lib/lib
$MAKE distcheck
## -------------------------------------------- ##
## Error message with usage in wrong directory. ##
## -------------------------------------------- ##
mv -f src/Makefile.am src/t
sed 's/LDADD = .*/LDADD = @ALLOCA@/' src/t > src/Makefile.am
AUTOMAKE_fails
grep 'cannot be used outside.*lib' stderr
mv -f src/t src/Makefile.am
## ------------------------------------------- ##
## Test using ALLOCA from a sibling directory. ##
## ------------------------------------------- ##
sed 's/lib\/Makefile //' configure.ac >configure.tmp
mv -f configure.tmp configure.ac
cat >Makefile.am <<'EOF'
SUBDIRS = src
EOF
cat > src/Makefile.am <<'EOF'
AUTOMAKE_OPTIONS = subdir-objects
noinst_LIBRARIES = libfeep.a
libfeep_a_SOURCES =
libfeep_a_LIBADD = $(ALLOCA) $(LIBOBJS) # Add LIBOBJS for fun.
check_PROGRAMS = main
main_LDADD = libfeep.a
if !CROSS_COMPILING
TESTS = main
endif
EOF
$ACLOCAL
$AUTOCONF
$AUTOMAKE --add-missing
./configure
$MAKE
test ! -e src/lib
test ! -e 'src/$(top_builddir)'
$MAKE check
$MAKE distclean
## ---------------------------------------- ##
## Test using ALLOCA from parent directory. ##
## ---------------------------------------- ##
sed 's/^.*src\/Makefile.*$//' configure.ac >configure.tmp
mv -f configure.tmp configure.ac
cat >Makefile.am <<'EOF'
AUTOMAKE_OPTIONS = subdir-objects
noinst_LIBRARIES = lib/libfeep.a
lib_libfeep_a_SOURCES =
lib_libfeep_a_LIBADD = $(ALLOCA)
check_PROGRAMS = src/main
src_main_SOURCES = src/main.c
src_main_LDADD = lib/libfeep.a
if !CROSS_COMPILING
TESTS = src/main
endif
check-local:
test -f src/main.$(OBJEXT)
test -f lib/alloca.$(OBJEXT)
test ! -f src/$(DEPDIR)/alloca.Po
EOF
$ACLOCAL
$AUTOCONF
$AUTOMAKE
./configure
$MAKE distcheck
:
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