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Merge pull request #26948 from obsidiansystems/stdenv-map

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stdenv: Simplify dependency code
This commit is contained in:
John Ericson 2017-06-29 18:02:21 -04:00 committed by GitHub
commit dc9f69c260
1 changed files with 33 additions and 36 deletions
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69
pkgs/stdenv/generic/default.nix
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@ -126,10 +126,12 @@ let
# * https://nixos.org/nix/manual/#ssec-derivation
# Explanation about derivations in general
mkDerivation =
{ buildInputs ? []
, nativeBuildInputs ? []
, propagatedBuildInputs ? []
{ nativeBuildInputs ? []
, buildInputs ? []
, propagatedNativeBuildInputs ? []
, propagatedBuildInputs ? []
, crossConfig ? null
, meta ? {}
, passthru ? {}
@ -141,18 +143,15 @@ let
, sandboxProfile ? ""
, propagatedSandboxProfile ? ""
, ... } @ attrs:
let # Rename argumemnts to avoid cycles
buildInputs__ = buildInputs;
nativeBuildInputs__ = nativeBuildInputs;
propagatedBuildInputs__ = propagatedBuildInputs;
propagatedNativeBuildInputs__ = propagatedNativeBuildInputs;
in let
getNativeDrv = drv: drv.nativeDrv or drv;
getCrossDrv = drv: drv.crossDrv or drv;
nativeBuildInputs = map getNativeDrv nativeBuildInputs__;
buildInputs = map getCrossDrv buildInputs__;
propagatedBuildInputs = map getCrossDrv propagatedBuildInputs__;
propagatedNativeBuildInputs = map getNativeDrv propagatedNativeBuildInputs__;
let
dependencies = [
(map (drv: drv.nativeDrv or drv) nativeBuildInputs)
(map (drv: drv.crossDrv or drv) buildInputs)
];
propagatedDependencies = [
(map (drv: drv.nativeDrv or drv) propagatedNativeBuildInputs)
(map (drv: drv.crossDrv or drv) propagatedBuildInputs)
];
in let
pos' =
if pos != null then
@ -281,13 +280,16 @@ let
outputs ++
(if separateDebugInfo then assert targetPlatform.isLinux; [ "debug" ] else []);
buildInputs' = lib.chooseDevOutputs buildInputs ++
(if separateDebugInfo then [ ../../build-support/setup-hooks/separate-debug-info.sh ] else []);
nativeBuildInputs' = lib.chooseDevOutputs nativeBuildInputs;
propagatedBuildInputs' = lib.chooseDevOutputs propagatedBuildInputs;
propagatedNativeBuildInputs' = lib.chooseDevOutputs propagatedNativeBuildInputs;
dependencies' = let
justMap = map lib.chooseDevOutputs dependencies;
nativeBuildInputs = lib.elemAt justMap 0
++ lib.optional targetPlatform.isWindows ../../build-support/setup-hooks/win-dll-link.sh;
buildInputs = lib.elemAt justMap 1
# TODO(@Ericson2314): Should instead also be appended to `nativeBuildInputs`.
++ lib.optional separateDebugInfo ../../build-support/setup-hooks/separate-debug-info.sh;
in [ nativeBuildInputs buildInputs ];
propagatedDependencies' = map lib.chooseDevOutputs propagatedDependencies;
in
# Throw an error if trying to evaluate an non-valid derivation
@ -302,14 +304,15 @@ let
"__impureHostDeps" "__propagatedImpureHostDeps"
"sandboxProfile" "propagatedSandboxProfile"])
// (let
# TODO(@Ericson2314): Reversing of dep lists is just temporary to avoid Darwin mass rebuild.
computedSandboxProfile =
lib.concatMap (input: input.__propagatedSandboxProfile or []) (extraBuildInputs ++ buildInputs' ++ nativeBuildInputs');
lib.concatMap (input: input.__propagatedSandboxProfile or []) (extraBuildInputs ++ lib.concatLists (lib.reverseList dependencies'));
computedPropagatedSandboxProfile =
lib.concatMap (input: input.__propagatedSandboxProfile or []) (propagatedBuildInputs' ++ propagatedNativeBuildInputs');
lib.concatMap (input: input.__propagatedSandboxProfile or []) (lib.concatLists (lib.reverseList propagatedDependencies'));
computedImpureHostDeps =
lib.unique (lib.concatMap (input: input.__propagatedImpureHostDeps or []) (extraBuildInputs ++ buildInputs' ++ nativeBuildInputs'));
lib.unique (lib.concatMap (input: input.__propagatedImpureHostDeps or []) (extraBuildInputs ++ lib.concatLists (lib.reverseList dependencies')));
computedPropagatedImpureHostDeps =
lib.unique (lib.concatMap (input: input.__propagatedImpureHostDeps or []) (propagatedBuildInputs' ++ propagatedNativeBuildInputs'));
lib.unique (lib.concatMap (input: input.__propagatedImpureHostDeps or []) (lib.concatLists (lib.reverseList propagatedDependencies')));
in
{
builder = attrs.realBuilder or shell;
@ -319,17 +322,11 @@ let
userHook = config.stdenv.userHook or null;
__ignoreNulls = true;
# Inputs built by the cross compiler.
buildInputs = buildInputs';
propagatedBuildInputs = propagatedBuildInputs';
# Inputs built by the usual native compiler.
nativeBuildInputs = nativeBuildInputs'
++ lib.optional
(hostPlatform.isCygwin
|| (crossConfig != null && lib.hasSuffix "mingw32" crossConfig))
../../build-support/setup-hooks/win-dll-link.sh
;
propagatedNativeBuildInputs = propagatedNativeBuildInputs';
nativeBuildInputs = lib.elemAt dependencies' 0;
buildInputs = lib.elemAt dependencies' 1;
propagatedNativeBuildInputs = lib.elemAt propagatedDependencies' 0;
propagatedBuildInputs = lib.elemAt propagatedDependencies' 1;
} // ifDarwin {
# TODO: remove lib.unique once nix has a list canonicalization primitive
__sandboxProfile =