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{ haskellPackages, haskell, removeReferencesTo }:
let
static = haskell.lib.justStaticExecutables haskellPackages.pandoc;
in
(haskell.lib.overrideCabal static (drv: {
configureFlags = drv.configureFlags or [] ++ ["-fembed_data_files"];
buildDepends = drv.buildDepends or [] ++ [haskellPackages.file-embed];
buildTools = (drv.buildTools or []) ++ [ removeReferencesTo ];
})).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 pandoc is important enough to patch it manually.
disallowedReferences = [ haskellPackages.pandoc-types haskellPackages.HTTP ];
postInstall = ''
remove-references-to \
-t ${haskellPackages.pandoc-types} \
$out/bin/pandoc
remove-references-to \
-t ${haskellPackages.HTTP} \
$out/bin/pandoc
'';
})
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