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# Arguments that this derivation gets when it is created with `callPackage`
{ stdenv
, buildEnv
, lib
, makeWrapper
, mpvScripts
, symlinkJoin
, writeTextDir
, yt-dlp
# the unwrapped mpv derivation
}:
let
# arguments to the function (exposed as `mpv-unwrapped.wrapper` in top-level)
wrapper = {
mpv,
extraMakeWrapperArgs ? [],
youtubeSupport ? true,
# a set of derivations (probably from `mpvScripts`) where each is expected
# to have a `scriptName` passthru attribute that points to the name of the
# script that would reside in the script's derivation's
# `$out/share/mpv/scripts/`.
#
# A script can optionally also provide `passthru.extraWrapperArgs`
# attribute.
scripts ? [],
extraUmpvWrapperArgs ? []
}:
let
binPath = lib.makeBinPath ([
mpv.luaEnv
] ++ lib.optionals youtubeSupport [
yt-dlp
] ++ lib.optionals mpv.vapoursynthSupport [
mpv.vapoursynth.python3
]);
# All arguments besides the input and output binaries (${mpv}/bin/mpv and
# $out/bin/mpv). These are used by the darwin specific makeWrapper call
# used to wrap $out/Applications/mpv.app/Contents/MacOS/mpv as well.
mostMakeWrapperArgs = lib.strings.escapeShellArgs ([ "--inherit-argv0"
# These are always needed (TODO: Explain why)
"--prefix" "LUA_CPATH" ";" "${mpv.luaEnv}/lib/lua/${mpv.lua.luaversion}/?.so"
"--prefix" "LUA_PATH" ";" "${mpv.luaEnv}/share/lua/${mpv.lua.luaversion}/?.lua"
] ++ lib.optionals mpv.vapoursynthSupport [
"--prefix" "PYTHONPATH" ":" "${mpv.vapoursynth}/${mpv.vapoursynth.python3.sitePackages}"
] ++ lib.optionals (binPath != "") [
"--prefix" "PATH" ":" binPath
] ++ (lib.lists.flatten (map
# For every script in the `scripts` argument, add the necessary flags to the wrapper
(script:
[
"--add-flags"
# Here we rely on the existence of the `scriptName` passthru
# attribute of the script derivation from the `scripts`
"--script=${script}/share/mpv/scripts/${script.scriptName}"
]
# scripts can also set the `extraWrapperArgs` passthru
++ (script.extraWrapperArgs or [])
) scripts
)) ++ extraMakeWrapperArgs)
;
umpvWrapperArgs = lib.strings.escapeShellArgs ([
"--inherit-argv0"
"--set" "MPV" "${placeholder "out"}/bin/mpv"
] ++ extraUmpvWrapperArgs)
;
in
symlinkJoin {
name = "mpv-with-scripts-${mpv.version}";
# TODO: don't link all mpv outputs and convert package to mpv-unwrapped?
paths = [ mpv.all ];
nativeBuildInputs = [ makeWrapper ];
passthru.unwrapped = mpv;
passthru.tests.mpv-scripts-should-not-collide = buildEnv {
name = "mpv-scripts-env";
paths = lib.pipe mpvScripts [
# filters "override" "overrideDerivation" "recurseForDerivations"
(lib.filterAttrs (key: script: lib.isDerivation script))
# replaces unfree and meta.broken scripts with decent placeholders
(lib.mapAttrsToList (key: script:
if (builtins.tryEval script.outPath).success
then script
else writeTextDir "share/mpv/scripts/${script.scriptName}" "placeholder of ${script.name}"
))
];
};
postBuild = ''
# wrapProgram can't operate on symlinks
rm "$out/bin/mpv"
makeWrapper "${mpv}/bin/mpv" "$out/bin/mpv" ${mostMakeWrapperArgs}
rm "$out/bin/umpv"
makeWrapper "${mpv}/bin/umpv" "$out/bin/umpv" ${umpvWrapperArgs}
'' + lib.optionalString stdenv.isDarwin ''
# wrapProgram can't operate on symlinks
rm "$out/Applications/mpv.app/Contents/MacOS/mpv"
makeWrapper "${mpv}/Applications/mpv.app/Contents/MacOS/mpv" "$out/Applications/mpv.app/Contents/MacOS/mpv" ${mostMakeWrapperArgs}
'';
meta = {
inherit (mpv.meta) homepage description longDescription maintainers;
mainProgram = "mpv";
};
};
in
lib.makeOverridable wrapper
|
