#!/bin/sh

NAME="mingw-w64-gcc"
DESC="Cross GCC for the MinGW-w64 cross-compiler"

MAKEDEPS=" zlib mpc1 gmp mpfr"

PKG_VER=12.2.0
SOURCE="https://ftp.gnu.org/gnu/gcc/gcc-$PKG_VER/gcc-$PKG_VER.tar.xz"

islver=0.25

ADDITIONAL="
http://libisl.sourceforge.io/isl-$islver.tar.bz2
0020-libgomp-Don-t-hard-code-MS-printf-attributes.patch
"
target="x86_64-w64-mingw32"

prepare() {
	apply_patches

	# link isl for in-tree builds
    tar xf isl-$islver.tar.bz2
	ln -sf isl-$islver isl

	mkdir -p "$_gccdir"
}

build() {
	export CFLAGS="$CFLAGS -O2"
	export CXXFLAGS="$CXXFLAGS -O2"
	export CPPFLAGS="$CPPFLAGS -O2"
	"$BUILD_ROOT"/configure \
		--prefix=/usr \
		--target=$target \
		--libexecdir=/usr/libexec \
		--disable-dw2-exceptions \
		--disable-multilib \
		--disable-nls \
		--disable-sjlj-exceptions \
		--disable-werror \
		--enable-checking=release \
		--enable-cloog-backend=isl \
		--enable-fully-dynamic-string \
		--enable-languages=c,lto,c++ \
		--enable-libgomp \
		--enable-libstdcxx-time=yes \
		--enable-lto \
		--enable-shared \
		--enable-static \
		--enable-threads=posix \
		--with-system-zlib
	make
}

package() {
	cd "$_gccdir"
	make DESTDIR="$PKG_DEST" install

	#$target-strip "$PKG_DEST"/usr/$target/lib/*.dll

	ln -s $target-gcc "$PKG_DEST"/usr/bin/$target-cc

	# Move DLLs
	mkdir -p "$PKG_DEST"/usr/$target/bin
	mv "$PKG_DEST"/usr/$target/lib/*.dll "$PKG_DEST"/usr/$target/bin

	# Unnecessary files
	rm -rf "$PKG_DEST"/usr/share
	rm "$PKG_DEST"/usr/lib/libcc1.*
}