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[Optimizations] Add a way to override some build dependencies

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This commit is contained in:
Antoine Viallon 2023-03-17 00:26:52 +01:00
parent bd5ac84f60
commit fab3337f07
Signed by: aviallon
GPG key ID: 186FC35EDEB25716
1 changed files with 27 additions and 0 deletions
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27
optimizations.nix
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@ -72,6 +72,19 @@ let
if (hasAttr "overrideAttrs" pkg) then
let
optimizedAttrs = _optimizeAttrs (attrs // {inherit level; go = (hasAttr "GOARCH" pkg); });
_nativeBuildInputs = filter (p: ! isNull p) (pkg.nativeBuildInputs or []);
_nativeBuildInputsOverriden = forEach _nativeBuildInputs (_pkg:
let
_pkgName = getName _pkg;
hasOverride = any (n: n == _pkgName) (attrNames cfg.overrideMap);
_overridePkg = if hasOverride then cfg.overrideMap.${_pkgName} else null;
in
if hasOverride then
warn "Replacing build dependency '${_pkgName}' by '${getName _overridePkg}'" _overridePkg
else
_pkg
);
_buildInputs = filter (p: ! isNull p ) (pkg.buildInputs or []);
_buildInputsOverriden = forEach _buildInputs (_pkg:
if (any (n: n == getName _pkg) cfg.blacklist) then
@ -89,6 +102,7 @@ let
pkg.overrideAttrs (old: {}
// {
buildInputs = _buildInputsOverriden;
nativeBuildInputs = _nativeBuildInputsOverriden;
}
// optionalAttrs (hasAttr "CFLAGS" old) {
CFLAGS = if (! isList old.CFLAGS ) then [ old.CFLAGS ] else old.CFLAGS;
@ -129,6 +143,19 @@ in
description = "Blacklist specific packages from optimizations";
type = types.listOf types.str;
};
overrideMap = mkOption {
type = with types; attrsOf package;
default = {
};
example = literalExpression
''
{
ninja = pkgs.ninja-samurai;
cmake = pkgs.my-cmake-override;
}
'';
description = mdDoc "Allow overriding packages found in `nativeBuildInputs` with custom packages.";
};
};
config = mkIf cfg.enable {