Emacs recently landed support for harfbuzz, which I’d like to use. I thought adding it to buildInputs would do the trick, but I still get Does Emacs use HarfBuzz? no
while compiling. I’ve tried nativeBuildInputs
as well. What am I missing?
This is the overlay I’ve been using:
self: super:
{
emacs = self.emacs27;
emacs27 = with self; stdenv.lib.overrideDerivation
(self.emacs26.override { srcRepo = true; }) (attrs: rec {
name = "emacs-${version}${versionModifier}";
version = "27.0";
versionModifier = ".50";
src = fetchGit {
url = "git://git.sv.gnu.org/emacs.git";
rev = "da6deda8d41c0a7ce4ddcc4b3569c7aa295238df";
};
buildInputs = super.emacs.buildInputs ++ [ super.jansson super.harfbuzz ];
patches = [
];
postInstall = super.emacs.postInstall + ''
for srcdir in src lisp lwlib ; do
dstdir=$out/share/emacs/${version}/$srcdir
mkdir -p $dstdir
find $srcdir -name "*.[chm]" -exec cp {} $dstdir \;
cp $srcdir/TAGS $dstdir
echo '((nil . ((tags-file-name . "TAGS"))))' > $dstdir/.dir-locals.el
done
'';
});
}