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applyPatches: migrate to extendMkDerivation

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naive translation
This commit is contained in:
Ross Smyth
2026-02-09 15:55:15 -05:00
parent d063785173
commit c54e477305
1 changed files with 57 additions and 57 deletions
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pkgs/build-support/trivial-builders/default.nix
+57 -57
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@@ -1000,33 +1000,34 @@ rec {
];
}
*/
applyPatches =
{
src,
name ?
(
if builtins.typeOf src == "path" then
baseNameOf src
else if builtins.isAttrs src && builtins.hasAttr "name" src then
src.name
else
throw "applyPatches: please supply a `name` argument because a default name can only be computed when the `src` is a path or is an attribute set with a `name` attribute."
)
+ "-patched",
patches ? [ ],
prePatch ? "",
postPatch ? "",
...
}@args:
assert lib.assertMsg (
!args ? meta
) "applyPatches will not merge 'meta', change it in 'src' instead";
assert lib.assertMsg (
!args ? passthru
) "applyPatches will not merge 'passthru', change it in 'src' instead";
if patches == [ ] && prePatch == "" && postPatch == "" then
src # nothing to do, so use original src to avoid additional drv
else
applyPatches = lib.extendMkDerivation {
constructDrv = stdenvNoCC.mkDerivation;
extendDrvArgs =
finalAttrs:
{
src,
name ?
(
if builtins.typeOf src == "path" then
baseNameOf src
else if builtins.isAttrs src && builtins.hasAttr "name" src then
src.name
else
throw "applyPatches: please supply a `name` argument because a default name can only be computed when the `src` is a path or is an attribute set with a `name` attribute."
)
+ "-patched",
patches ? [ ],
prePatch ? "",
postPatch ? "",
...
}@args:
assert lib.assertMsg (
!args ? meta
) "applyPatches will not merge 'meta', change it in 'src' instead";
assert lib.assertMsg (
!args ? passthru
) "applyPatches will not merge 'passthru', change it in 'src' instead";
let
keepAttrs = names: lib.filterAttrs (name: val: lib.elem name names);
# enables tools like nix-update to determine what src attributes to replace
@@ -1040,36 +1041,35 @@ rec {
] src
);
in
stdenvNoCC.mkDerivation (
{
inherit
name
src
patches
prePatch
postPatch
;
preferLocalBuild = true;
allowSubstitutes = false;
phases = "unpackPhase patchPhase installPhase";
installPhase = "cp -R ./ $out";
}
# Carry (and merge) information from the underlying `src` if present.
// (optionalAttrs (src ? meta) {
inherit (src) meta;
})
// (optionalAttrs (extraPassthru != { } || src ? passthru) {
passthru = extraPassthru // src.passthru or { };
})
# Forward any additional arguments to the derivation
// (removeAttrs args [
"src"
"name"
"patches"
"prePatch"
"postPatch"
])
);
{
inherit
name
src
patches
prePatch
postPatch
;
preferLocalBuild = true;
allowSubstitutes = false;
phases = "unpackPhase patchPhase installPhase";
installPhase = "cp -R ./ $out";
}
# Carry (and merge) information from the underlying `src` if present.
// (optionalAttrs (src ? meta) {
inherit (src) meta;
})
// (optionalAttrs (extraPassthru != { } || src ? passthru) {
passthru = extraPassthru // src.passthru or { };
})
# Forward any additional arguments to the derivation
// (removeAttrs args [
"src"
"name"
"patches"
"prePatch"
"postPatch"
]);
};
# TODO: move docs to Nixpkgs manual
# An immutable file in the store with a length of 0 bytes.