core/pkgs/build-support/fetchdebianpatch/default.nix

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2024-05-02 00:46:19 +00:00
{ lib, fetchpatch }:
lib.makeOverridable (
{ pname, version, debianRevision ? null, area ? "main",
patch, name ? patch, hash }:
let
inherit (lib.strings) hasPrefix substring;
prefix =
substring 0 (if hasPrefix "lib" pname then 4 else 1) pname;
versionString =
if debianRevision == null then version
else "${version}-${debianRevision}";
in fetchpatch {
inherit name hash;
url =
"https://sources.debian.org/data/${area}/${prefix}/"
+ "${pname}/${versionString}/debian/patches/${patch}";
}
)