#! /bin/sh
#
# %CopyrightBegin%
#
# SPDX-License-Identifier: Apache-2.0
#
# Copyright Ericsson AB 2002-2025. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# %CopyrightEnd%
#

# sudo apt-get install gcc-mingw-w64 on (wsl ubuntu)

if [ X"$CONFIG_SUBTYPE" = X"win64" ]; then
    GCC="x86_64-w64-mingw32-gcc -m64"
elif [ X"$CONFIG_SUBTYPE" = X"arm64" ] || [ X"$CONFIG_SUBTYPE" = X"x64_arm64" ]; then
    GCC="aarch64-w64-mingw32-gcc -m64"
else
    GCC="x86_64-w64-mingw32-gcc -m32"
fi
TOOLDIR=$ERL_TOP/erts/etc/win32/wsl_tools/vc
COFFIX=$TOOLDIR/coffix
WTOOLDIR=`w32_path.sh -d "$TOOLDIR"`
# Do primitive 'make'
newer_exe=`find $TOOLDIR -newer $COFFIX.c -name coffix.exe -print`

if [ -z $newer_exe ]; then
    echo recompiling $COFFIX.exe
    cl.exe -Fe${WTOOLDIR}/coffix.exe ${WTOOLDIR}/coffix.c
    rm -f $COFFIX.obj coffix.obj $COFFIX.pdb coffix.pdb
fi

# Try to find out the output filename and remove it from command line
CMD=""
OUTFILE=""
INFILE=""
SKIP_COFFIX=false
while test -n "$1" ; do
    x="$1"
    case "$x" in
	-o/*)
	    OUTFILE=`echo $x | sed 's,^-[Io]\(/.*\),\1,g'`;;
	-o)
	    shift
	    OUTFILE=$1;;
	-MM)
	    SKIP_COFFIX=true
	    CMD="$CMD \"$x\"";;
	*.c)
	    INFILE="$INFILE $x";
	    CMD="$CMD \"$x\"";;
	*)
	    CMD="$CMD \"$x\"";;
    esac
    shift
done
if [ -z "$INFILE" ]; then
    echo 'emu_cc.sh: please give an input filename for the compiler' >&2
    exit 1
fi
if [ -z "$OUTFILE" ]; then
    OUTFILE=`echo $INFILE | sed 's,\.c$,.o,'`
fi

if [ $SKIP_COFFIX = false ]; then
    n=`echo $INFILE | wc -w`;
    if [ $n -gt 1 ]; then
	echo "emu_cc.sh:Error, multiple sources, one object output.";
	exit 1;
    fi
    mkdir -p $ERL_TOP/tmp
    TEMPFILE=$ERL_TOP/tmp/tmp_emu_cc$$.o
    if [ "X$EMU_CC_SH_DEBUG_LOG" != "X" ]; then
	echo "$GCC -o $TEMPFILE -D__WIN32__ -DWIN32 -DWINDOWS -fomit-frame-pointer $CMD" >> $EMU_CC_SH_DEBUG_LOG 2>&1
    fi
    eval $GCC -o $TEMPFILE -D__WIN32__ -DWIN32 -DWINDOWS -fomit-frame-pointer $CMD
    RES=$?
    if [ $RES = 0 ]; then
	$COFFIX.exe -e `w32_path.sh -w $TEMPFILE`
	RES=$?
	if [ $RES = 0 ]; then
	    cp $TEMPFILE $OUTFILE
	else
	    echo "emu_cc.sh: fatal: coffix failed!" >&2
	fi
    fi
    rm -f $TEMPFILE
    exit $RES
else
    eval $GCC -D__WIN32__ -DWIN32 -DWINDOWS -fomit-frame-pointer -fno-tree-copyrename $CMD 2>/dev/null
    exit $?
fi
