nixpkgs/pkgs/applications/misc/gitit/default.nix
2021-11-07 20:18:45 +08:00

62 lines
2.0 KiB
Nix
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

{ lib, haskellPackages, haskell, removeReferencesTo
# “Plugins” are a fancy way of saying gitit will invoke
# GHC at *runtime*, which in turn makes it pull GHC
# into its runtime closure. Only enable if you really need
# that feature. But if you do youll want to use gitit
# as a library anyway.
, pluginSupport ? false
}:
# this is similar to what we do with the pandoc executable
let
plain = haskellPackages.gitit;
plugins =
if pluginSupport
then plain
else haskell.lib.compose.disableCabalFlag "plugins" plain;
static = haskell.lib.compose.justStaticExecutables plugins;
in
(haskell.lib.compose.overrideCabal (drv: {
buildTools = (drv.buildTools or []) ++ [ removeReferencesTo ];
}) static).overrideAttrs (drv: {
# These libraries are still referenced, because they generate
# a `Paths_*` module for figuring out their version.
# The `Paths_*` module is generated by Cabal, and contains the
# version, but also paths to e.g. the data directories, which
# lead to a transitive runtime dependency on the whole GHC distribution.
# This should ideally be fixed in haskellPackages (or even Cabal),
# but a minimal gitit is important enough to patch it manually.
disallowedReferences = [
haskellPackages.pandoc-types
haskellPackages.HTTP
haskellPackages.pandoc
haskellPackages.happstack-server
haskellPackages.filestore
];
postInstall = ''
remove-references-to \
-t ${haskellPackages.pandoc-types} \
$out/bin/gitit
remove-references-to \
-t ${haskellPackages.HTTP} \
$out/bin/gitit
remove-references-to \
-t ${haskellPackages.pandoc} \
$out/bin/gitit
remove-references-to \
-t ${haskellPackages.happstack-server} \
$out/bin/gitit
remove-references-to \
-t ${haskellPackages.filestore} \
$out/bin/gitit
'';
meta = drv.meta // {
maintainers = drv.meta.maintainers or []
++ [ lib.maintainers.Profpatsch ];
};
})