darwin: migrate to by-name

pkgs/os-specific/darwin/by-name/au/autoSignDarwinBinariesHook/package.nix

@@ -0,0 +1,6 @@
+{ signingUtils, makeSetupHook }:
+
+makeSetupHook {
+  name = "auto-sign-darwin-binaries-hook";
+  propagatedBuildInputs = [ signingUtils ];
+} ./auto-sign-hook.sh

pkgs/os-specific/darwin/by-name/cs/Csu/package.nix

@@ -19,7 +19,8 @@ mkAppleDerivation {
   installFlags = [ "DSTROOT=$(out)" ];
 
   setupHooks = [
-    ../../../../build-support/setup-hooks/role.bash
+    # Vendored to avoid referencing files outside of the package.
+    ./setup-hooks/role.bash
     # ccWrapper_addCVars doesn’t add Csu to `NIX_LDFLAGS` because it contains objects and no dylibs.
     ./setup-hooks/add-Csu-lib-path.sh
   ];

pkgs/os-specific/darwin/by-name/cs/Csu/setup-hooks/role.bash

@@ -0,0 +1,71 @@
+# Since the same derivation can be depended on in multiple ways, we need to
+# accumulate *each* role (i.e. host and target platforms relative the depending
+# derivation) in which the derivation is used.
+#
+# The role is intended to be used as part of other variables names like
+#  - $NIX_SOMETHING${role_post}
+
+function getRole() {
+    case $1 in
+        -1)
+            role_post='_FOR_BUILD'
+            ;;
+        0)
+            role_post=''
+            ;;
+        1)
+            role_post='_FOR_TARGET'
+            ;;
+        *)
+            echo "@name@: used as improper sort of dependency" >&2
+            return 1
+            ;;
+    esac
+}
+
+# `hostOffset` describes how the host platform of the package is slid relative
+# to the depending package. `targetOffset` likewise describes the target
+# platform of the package. Both are brought into scope of the setup hook defined
+# for dependency whose setup hook is being processed relative to the package
+# being built.
+
+function getHostRole()   {
+    getRole "$hostOffset"
+}
+function getTargetRole() {
+    getRole "$targetOffset"
+}
+
+# `depHostOffset` describes how the host platform of the dependencies are slid
+# relative to the depending package. `depTargetOffset` likewise describes the
+# target platform of dependenices. Both are brought into scope of the
+# environment hook defined for the dependency being applied relative to the
+# package being built.
+
+function getHostRoleEnvHook()   {
+    getRole "$depHostOffset"
+}
+function getTargetRoleEnvHook() {
+    getRole "$depTargetOffset"
+}
+
+# This variant is intended specifically for code-producing tool wrapper scripts
+# `NIX_@wrapperName@_TARGET_*_@suffixSalt@` tracks this (needs to be an exported
+# env var so can't use fancier data structures).
+function getTargetRoleWrapper() {
+    case $targetOffset in
+        -1)
+            export NIX_@wrapperName@_TARGET_BUILD_@suffixSalt@=1
+            ;;
+        0)
+            export NIX_@wrapperName@_TARGET_HOST_@suffixSalt@=1
+            ;;
+        1)
+            export NIX_@wrapperName@_TARGET_TARGET_@suffixSalt@=1
+            ;;
+        *)
+            echo "@name@: used as improper sort of dependency" >&2
+            return 1
+            ;;
+    esac
+}

pkgs/os-specific/darwin/by-name/io/iosSdkPkgs/package.nix

@@ -1,15 +1,19 @@
 {
-  stdenv,
-  clang-unwrapped,
+  lib,
   binutils-unwrapped,
+  clang-unwrapped,
+  iosSdkPkgs,
   runCommand,
-
+  stdenv,
   wrapBintoolsWith,
   wrapCCWith,
-  buildIosSdk,
-  targetIosSdkPkgs,
   xcode,
-  lib,
+
+  buildPackages,
+  targetPackages,
+
+  buildIosSdk ? buildPackages.darwin.iosSdkPkgs.sdk,
+  targetIosSdkPkgs ? targetPackages.darwin.iosSdkPkgs or iosSdkPkgs,
 }:
 
 let

pkgs/os-specific/darwin/by-name/xc/xcodeProjectCheckHook/package.nix

@@ -0,0 +1,6 @@
+{ makeSetupHook, pkgsBuildHost }:
+
+makeSetupHook {
+  name = "xcode-project-check-hook";
+  propagatedBuildInputs = [ pkgsBuildHost.openssl ];
+} ./setup-hook.sh

pkgs/os-specific/darwin/ghc-standalone-archive/default.nix

@@ -1,27 +0,0 @@
-{ runCommand, cctools }:
-{
-  haskellPackages,
-  src,
-  deps ? p: [ ],
-  name,
-}:
-let
-  inherit (haskellPackages) ghc ghcWithPackages;
-  with-env = ghcWithPackages deps;
-  ghcName = "${ghc.targetPrefix}ghc";
-in
-runCommand name
-  {
-    buildInputs = [
-      with-env
-      cctools
-    ];
-  }
-  ''
-    mkdir -p $out/lib
-    mkdir -p $out/include
-    ${ghcName} ${src} -staticlib -outputdir . -o $out/lib/${name}.a -stubdir $out/include
-    for file in ${ghc}/lib/${ghcName}-${ghc.version}/include/*; do
-      ln -sv $file $out/include
-    done
-  ''