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|
{
lib,
stdenvNoCC,
fetchurl,
qemu,
writeScript,
writeScriptBin,
ncurses,
bash,
coreutils,
unixtools,
}:
let
# We execute all OpenWatcom binaries in qemu-user, because otherwise
# some binaries (most notably the installer itself and wlib) fail to
# use the stat() systemcall. The failure mode is that it returns
# EOVERFLOW for completely legitimate requests. This seems like an
# incompatibility of new Linux kernels to run this ancient binary.
wrapLegacyBinary = writeScript "wrapLegacyBinary" ''
#!${bash}/bin/bash
set -eu
if [ $# -ne 2 ]; then
echo "Usage: $0 unwrapped-binary wrapped-binary"
exit 1
fi
IN="$(${coreutils}/bin/realpath $1)"
OUT="$2"
ARGV0="$(basename $2)"
cat > "$OUT" <<EOF
#!${bash}/bin/bash
TERMINFO=${ncurses}/share/terminfo TERM=vt100 exec ${qemu}/bin/qemu-i386 -0 $ARGV0 $IN "\$@"
EOF
chmod +x "$OUT"
'';
wrapInPlace = writeScriptBin "wrapInPlace" ''
#!${bash}/bin/bash
set -eu
if [ $# -ne 1 ]; then
echo "Usage: $0 unwrapped-binary"
exit 1
fi
TARGET="$1"
mv "$TARGET" "$TARGET-unwrapped"
chmod +x "$TARGET-unwrapped"
exec ${wrapLegacyBinary} "$TARGET-unwrapped" "$TARGET"
'';
in
stdenvNoCC.mkDerivation rec {
pname = "${passthru.prettyName}-unwrapped";
version = "1.9";
src = fetchurl {
url = "http://ftp.openwatcom.org/install/open-watcom-c-linux-${version}";
sha256 = "1wzkvc6ija0cjj5mcyjng5b7hnnc5axidz030c0jh05pgvi4nj7p";
};
nativeBuildInputs = [
wrapInPlace
unixtools.script
];
dontUnpack = true;
dontConfigure = true;
buildPhase = ''
cp ${src} install-bin-unwrapped
wrapInPlace install-bin-unwrapped
'';
installPhase = ''
# Command line options to do an unattended install are documented in
# https://github.com/open-watcom/open-watcom-v2/blob/master/bld/setupgui/setup.txt
script -c "./install-bin-unwrapped -dDstDir=$out -dFullInstall=1 -i"
for e in $(find $out/binl -type f -executable); do
echo "Wrapping $e"
wrapInPlace "$e"
done
'';
passthru.prettyName = "open-watcom-bin";
meta = {
description = "Project to maintain and enhance the Watcom C, C++, and Fortran cross compilers and tools";
sourceProvenance = with lib.sourceTypes; [ binaryNativeCode ];
homepage = "http://www.openwatcom.org/";
license = lib.licenses.watcom;
platforms = [
"x86_64-linux"
"i686-linux"
];
maintainers = [ lib.maintainers.blitz ];
};
}
|
