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# Contributor: carstene1ns <arch carsten-teibes de>
# Contributor: felix <base64 -d <<< ZmVsaXgudm9uLnNAcG9zdGVvLmRlCg==>
# Contributor: janezz55
pkgname=dosbox-gcc
pkgver=7.2.0
_target="i586-pc-msdosdjgpp"
_islver=0.18
_djver=2.05
_zlver=1.2.11
pkgrel=1
pkgdesc="djgpp cross-compiler for the dosbox environment"
arch=('i686' 'x86_64')
url="http://gcc.gnu.org"
license=('GPL' 'LGPL' 'FDL' 'custom')
groups=('djgpp')
depends=('zlib' 'libmpc' 'dosbox-binutils')
makedepends=('unzip')
optdepends=('dosbox-djcrx: headers and utilities')
options=('!strip' 'staticlibs' '!emptydirs')
source=("https://ftp.gnu.org/gnu/gcc/gcc-${pkgver}/gcc-$pkgver.tar.xz"
"http://www.delorie.com/pub/djgpp/current/v2/djcrx${_djver//./}.zip"
"http://isl.gforge.inria.fr/isl-${_islver}.tar.xz"
"https://zlib.net/zlib-${_zlver}.tar.gz"
"lto.patch")
sha256sums=('SKIP'
'SKIP'
'SKIP'
'SKIP'
'c03dbd61274e1ce14f84366abf348d75779bbd6e0bc32b9f4fd74f1ce54a5ef0')
noextract=("djcrx${_djver//./}.zip")
prepare() {
cd gcc-$pkgver
# link isl for in-tree build
ln -fs "../isl-${_islver}" isl
# build the lto plugin
patch -Np0 < ../lto.patch
# extract bootstrap djcrx
mkdir -p ../gcc-build-$_target/lib/gcc/$_target/$pkgver
cd ../gcc-build-${_target}/lib/gcc/$_target/$pkgver
unzip -qoW "$srcdir/djcrx${_djver//./}.zip" 'include/**' 'lib/*.[oa]'
mv lib/* .
# ???
ln -fs /bin/true stubify
# monkeypatch libc to prepare for building without an ldscript
echo '.comm __environ,16' > environ.s
i586-pc-msdosdjgpp-as environ.s -o environ.o
i586-pc-msdosdjgpp-ar q libc.a environ.o
}
build() {
cd gcc-build-$_target
../gcc-$pkgver/configure --prefix=/usr --libexecdir=/usr/lib \
--target="$_target" \
--enable-languages=c,c++ \
--enable-shared --enable-static \
--enable-threads=no \
--enable-libstdcxx-threads \
--with-system-zlib --with-isl \
--enable-lto --disable-dw2-exceptions --disable-libgomp \
--disable-multilib --enable-checking=release
make all-gcc
export PATH=../gcc-build-$_target/gcc:$PATH
# build zlib
cd ../zlib-${_zlver}
CC=../gcc-build-$_target/gcc/xgcc \
CHOST=${_target} \
CFLAGS="-march=i586 -Ofast -I../gcc-build-${_target}/lib/gcc/$_target/$pkgver/include -pipe"\
../zlib-${_zlver}/configure --const --prefix=/usr/$_target --static
sed -i 's/-DNO_STRERROR -DNO_vsnprintf//' Makefile
make libz.a
# build wattcp
# build pth
cd ../gcc-build-$_target
make all
}
package_dosbox-gcc() {
make -C gcc-build-$_target DESTDIR="$pkgdir/" install
make -C zlib-${_zlver} DESTDIR="$pkgdir/" install
# strip manually, djgpp libs spew errors otherwise
strip -s "$pkgdir"/usr/bin/$_target-*
strip -s "$pkgdir"/usr/lib/gcc/$_target/$pkgver/{cc1*,collect2,lto*}
# for compatibility
ln -s $_target-gcc "$pkgdir"/usr/bin/$_target-cc
# remove unnecessary files
rm -rf "$pkgdir"/usr/$_target/share/{man,info,locale}
rm -rf "$pkgdir"/usr/share/{man,info,locale}
rm -rf "$pkgdir"/usr/lib/gcc/$_target/$pkgver/include-fixed
rm -f "$pkgdir"/usr/lib/libcc1.*
}
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