#!/usr/bin/env bash
# Examples:
#   $O3/core/deps/polarssl/build-mini-openssl ref
#   $O3/core/deps/polarssl/build-mini-openssl ref-aesni

set -e
if [ -z "$1" ]; then
    echo "usage: build-mini-openssl <ref|ref-aesni>"
    exit 1
fi
if [ -z "$OPENSSL_DIR" ]; then
    echo OPENSSL_DIR must be defined
    exit 1
fi

if [ "$APPLE_FAMILY" = "1" ] && [ -z "$GCC_CMD" ]; then
    GCC_CMD=clang
fi

if [ "$APPLE_FAMILY" = "1" ]; then
    NM_FLAGS=-P
    BSD_SYMBOLS="1"
    VISIBILITY="-fvisibility=hidden"
else
    NM_FLAGS="-f posix"
    BSD_SYMBOLS="0"
    VISIBILITY=""
fi

[ -z "$NM_CMD" ] && NM_CMD=nm
[ -z "$AR_CMD" ] && AR_CMD=ar
[ -z "$GCC_CMD" ] && GCC_CMD=gcc
PD=$O3/core/deps/polarssl
cd $OPENSSL_DIR
cd lib
rm -rf tmp
mkdir tmp
$NM_CMD $NM_FLAGS libcrypto.a >tmp/nm-file
echo "NOTE: on BSD systems, don't worry about any 'no name list' errors above"
cd tmp
python $O3/common/scripts/sym.py $PD/$1 nm-file $AR_CMD ../libcrypto.a libminicrypto.a buildmini ../mini-undef.sh $BSD_SYMBOLS
. buildmini

# need any special initialization?
. ../mini-undef.sh
if [ "$SYM_UNDEF_OPENSSL_ia32cap_P" ] && [ "$SYM_UNDEF_OPENSSL_cpuid_setup" ]; then
    echo BUILDING STUB intel_cpu.c
    $GCC_CMD $VISIBILITY $LIB_OPT_LEVEL $LIB_FPIC -c $PD/intel_cpu.c
    $AR_CMD rs libminicrypto.a intel_cpu.o
fi

mv libminicrypto.a ..