duplicate_members.test

GNU libtool 是一个通用库支持脚本

#! /bin/sh
# duplicate members

need_prefix=no
if test -z "$srcdir"; then
  srcdir=`echo "$0" | sed 's%/[^/]*$%%'`
  test "$srcdir" = "$0" && srcdir=.
  test "${VERBOSE+set}" != "set" && VERBOSE=yes
fi
. $srcdir/defs || exit 1

test -d duplicate_members.dir && rm -rf duplicate_members.dir
mkdir duplicate_members.dir
# we don't want to use whole_archive_flag_spec, even if available
sed -e 's|^whole_archive_flag_spec=.*|whole_archive_flag_spec=|g' < $libtool > duplicate_members.dir/libtool

cd duplicate_members.dir
chmod +x ./libtool

for a in 1 2 3 4 5 6
do
  mkdir $a
  echo "int foo$a() {return $a;}" > $a/a.c
done
eval `./libtool --config | grep ^CC`

for a in 1 2 3 4 5 6
do
  ./libtool --mode=compile --tag=CC $CC -c $CFLAGS -o $a/a.lo $a/a.c
done
./libtool --mode=link --tag=CC $CC $CFLAGS $LDFLAGS -o libc0.la 6/a.lo
./libtool --mode=link --tag=CC $CC $CFLAGS $LDFLAGS -o libconv.la 1/a.lo 2/a.lo 3/a.lo 4/a.lo 5/a.lo libc0.la

cat <<EOF > bar.c
int bar() {
    int result=foo1() +foo2() +foo3() +foo4() +foo5() +foo6();
    return result;
}
EOF

./libtool --mode=compile --tag=CC $CC -c $CFLAGS -o bar.lo bar.c
./libtool --mode=link --tag=CC $CC $CFLAGS $LDFLAGS -o libbar.la bar.lo libconv.la -rpath /notexist

cat <<EOF > main.c
int bar();
int main()
{
if (bar() == 21) return 0;
return 1;
}
EOF
./libtool --mode=compile --tag=CC $CC -c $CFLAGS -o main.lo main.c
./libtool --mode=link --tag=CC $CC $CFLAGS $LDFLAGS -o main main.lo ./libbar.la
./main
retcode=$?
cd ..
rm -rf duplicate_members.dir
exit $retcode