#!/bin/bash
export LC_ALL=C
set -e
CC="${TEST_CC:-cc}"
CXX="${TEST_CXX:-c++}"
GCC="${TEST_GCC:-gcc}"
GXX="${TEST_GXX:-g++}"
OBJDUMP="${OBJDUMP:-objdump}"
MACHINE="${MACHINE:-$(uname -m)}"
testname=$(basename "$0" .sh)
echo -n "Testing $testname ... "
t=out/test/elf/$MACHINE/$testname
mkdir -p $t

cat <<EOF | $CC -fPIC -xc -c -o $t/a.o -
int foo() {
  return 3;
}
EOF

cat <<EOF | $CC -fPIC -xc -c -o $t/b.o -
int bar() {
  return 5;
}
EOF

rm -f $t/c.a
ar crs $t/c.a $t/a.o

rm -f $t/d.a
ar crs $t/d.a $t/b.o

cat <<EOF | $CC -fPIC -xc -c -o $t/e.o -
int foo();
int bar();

int baz() {
  foo();
  bar();
  return 0;
}
EOF

$CC -B. -shared -o $t/f.so $t/e.o $t/c.a $t/d.a
readelf --dyn-syms $t/f.so > $t/log
fgrep -q foo $t/log
fgrep -q bar $t/log
fgrep -q baz $t/log

$CC -B. -shared -o $t/f.so $t/e.o $t/c.a $t/d.a -Wl,-exclude-libs=c.a
readelf --dyn-syms $t/f.so > $t/log
! fgrep -q foo $t/log || false
fgrep -q bar $t/log
fgrep -q baz $t/log

$CC -B. -shared -o $t/f.so $t/e.o $t/c.a $t/d.a -Wl,-exclude-libs=c.a -Wl,-exclude-libs=d.a
readelf --dyn-syms $t/f.so > $t/log
! fgrep -q foo $t/log || false
! fgrep -q bar $t/log || false
fgrep -q baz $t/log

$CC -B. -shared -o $t/f.so $t/e.o $t/c.a $t/d.a -Wl,-exclude-libs=ALL
readelf --dyn-syms $t/f.so > $t/log
! fgrep -q foo $t/log || false
! fgrep -q bar $t/log || false
fgrep -q baz $t/log

echo OK
