nixpkgs/pkgs/development/compilers/ghdl/default.nix

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{ stdenv, fetchurl, gnat, zlib }:
assert stdenv.system == "i686-linux";
let
version = "0.31";
in
stdenv.mkDerivation rec {
name = "ghdl-mcode-${version}";
src = fetchurl {
url = "mirror://sourceforge/ghdl/ghdl-${version}.tar.gz";
sha256 = "1v0l9h6906b0bvnwfi2qg5nz9vjg80isc5qgjxr1yqxpkfm2xcf0";
};
buildInputs = [ gnat zlib ];
# Tarbomb
preUnpack = ''
mkdir ghdl
cd ghdl
'';
sourceRoot = "translate/ghdldrv";
patchPhase = ''
sed -i 's,$$curdir/lib,'$out'/share/ghdl_mcode/translate/lib,' Makefile
'';
postBuild = ''
# Build the LIB
ln -s ghdl_mcode ghdl
make install.mcode
'';
installPhase = ''
mkdir -p $out/bin
cp ghdl_mcode $out/bin
mkdir -p $out/share/ghdl_mcode/translate
cp -R ../lib $out/share/ghdl_mcode/translate
cp -R ../../libraries $out/share/ghdl_mcode
mkdir -p $out/share/man/man1
cp ../../doc/ghdl.1 $out/share/man/man1/ghdl_mcode.1
# Ghdl has some timestamps checks, storing file timestamps in '.cf' files.
# As we will change the timestamps to 1970-01-01 00:00:01, we also set the
# content of that .cf to that value. This way ghdl does not complain on
# the installed object files from the basic libraries (ieee, ...)
pushd $out
find . -name "*.cf" -exec \
sed 's/[0-9]*\.000" /19700101000001.000" /g' -i {} \;
popd
'';
meta = {
homepage = "http://sourceforge.net/p/ghdl-updates/wiki/Home/";
description = "Free VHDL simulator, mcode flavour";
maintainers = with stdenv.lib.maintainers; [viric];
platforms = with stdenv.lib.platforms; linux;
license = stdenv.lib.licenses.gpl2Plus;
};
}