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authorJohn Ericson <John.Ericson@Obsidian.Systems>2018-05-07 13:07:19 -0400
committerJohn Ericson <John.Ericson@Obsidian.Systems>2018-05-07 15:10:37 -0400
commit2110c0bd3009279ceec291f07bfbf063cb5ba6a0 (patch)
tree7c981653734d64a2b9c1859233b9902aa36f4ab1 /pkgs/development/compilers/llvm/6
parent34a3233a2e1e8ed2f005a3a86cfca02d5f2769ae (diff)
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treewide: Use pkgs/build-support/roles.bash to remove copy pasta
Also fix some setup hooks that unnecessarily used environment hooks,
which revolted in the same variable being modified too many times.
Diffstat (limited to 'pkgs/development/compilers/llvm/6')
-rw-r--r--pkgs/development/compilers/llvm/6/libc++/default.nix5
-rw-r--r--pkgs/development/compilers/llvm/6/libc++/setup-hook.sh16
2 files changed, 8 insertions, 13 deletions
diff --git a/pkgs/development/compilers/llvm/6/libc++/default.nix b/pkgs/development/compilers/llvm/6/libc++/default.nix
index 3c6c009a58fa..27d8cd18b666 100644
--- a/pkgs/development/compilers/llvm/6/libc++/default.nix
+++ b/pkgs/development/compilers/llvm/6/libc++/default.nix
@@ -40,7 +40,10 @@ stdenv.mkDerivation rec {
 
   linkCxxAbi = stdenv.isLinux;
 
-  setupHook = ./setup-hook.sh;
+  setupHooks = [
+    ../../../../../build-support/setup-hooks/role.bash
+    ./setup-hook.sh
+  ];
 
   meta = {
     homepage = http://libcxx.llvm.org/;
diff --git a/pkgs/development/compilers/llvm/6/libc++/setup-hook.sh b/pkgs/development/compilers/llvm/6/libc++/setup-hook.sh
index bcd93cf486ff..6611259165ae 100644
--- a/pkgs/development/compilers/llvm/6/libc++/setup-hook.sh
+++ b/pkgs/development/compilers/llvm/6/libc++/setup-hook.sh
@@ -1,14 +1,6 @@
-# The `hostOffset` describes how the host platform of the dependencies
-# relative to the depending package. It is brought into scope of the setup hook
-# defined as the role of the dependency whose hooks is being run.
-case $hostOffset in
-    -1) local role='BUILD_' ;;
-    0)  local role='' ;;
-    1)  local role='TARGET_' ;;
-    *)  echo "cc-wrapper: Error: Cannot be used with $hostOffset-offset deps" >2;
-        return 1 ;;
-esac
+# See pkgs/build-support/setup-hooks/role.bash
+getHostRole
 
 linkCxxAbi="@linkCxxAbi@"
-export NIX_${role}CXXSTDLIB_COMPILE+=" -isystem @out@/include/c++/v1"
-export NIX_${role}CXXSTDLIB_LINK=" -stdlib=libc++${linkCxxAbi:+" -lc++abi"}"
+export NIX_${role_pre}CXXSTDLIB_COMPILE+=" -isystem @out@/include/c++/v1"
+export NIX_${role_pre}CXXSTDLIB_LINK=" -stdlib=libc++${linkCxxAbi:+" -lc++abi"}"