Merge branch 'master' into staging

Fixed conflicts:
- lib/systems/for-meta.nix: in favor of staging
- pkgs/os-specific/darwin/xcode/default.nix: in favor of master

1 files changed, 23 insertions, 10 deletions

diff --git a/pkgs/development/compilers/ghc/head.nix b/pkgs/development/compilers/ghc/head.nix
index c0f1091b04d7..0d9412761b33 100644
--- a/pkgs/development/compilers/ghc/head.nix
+++ b/pkgs/development/compilers/ghc/head.nix
@@ -3,7 +3,7 @@
 
 # build-tools
 , bootPkgs, alex, happy
-, autoconf, automake, coreutils, fetchgit, perl, python3
+, autoconf, automake, coreutils, fetchgit, perl, python3, m4
 
 , libffi, libiconv ? null, ncurses
 
@@ -22,9 +22,15 @@
 
 , # Whether to build dynamic libs for the standard library (on the target
   # platform). Static libs are always built.
-  enableShared ? !targetPlatform.useAndroidPrebuilt
+  enableShared ? !targetPlatform.isWindows && !targetPlatform.useAndroidPrebuilt
+
+, # Whetherto build terminfo.
+  enableTerminfo ? !targetPlatform.isWindows
 
 , version ? "8.5.20180118"
+, # What flavour to build. An empty string indicates no
+  # specific flavour and falls back to ghc default values.
+  ghcFlavour ? stdenv.lib.optionalString (targetPlatform != hostPlatform) "perf-cross"
 }:
 
 assert !enableIntegerSimple -> gmp != null;
@@ -38,11 +44,14 @@ let
     "${targetPlatform.config}-";
 
   buildMK = ''
+    BuildFlavour = ${ghcFlavour}
+    ifneq \"\$(BuildFlavour)\" \"\"
+    include mk/flavours/\$(BuildFlavour).mk
+    endif
     DYNAMIC_GHC_PROGRAMS = ${if enableShared then "YES" else "NO"}
   '' + stdenv.lib.optionalString enableIntegerSimple ''
     INTEGER_LIBRARY = integer-simple
   '' + stdenv.lib.optionalString (targetPlatform != hostPlatform) ''
-    BuildFlavour = perf-cross
     Stage1Only = YES
     HADDOCK_DOCS = NO
     BUILD_SPHINX_HTML = NO
@@ -55,9 +64,9 @@ let
   '';
 
   # Splicer will pull out correct variations
-  libDeps = platform: [ ncurses ]
+  libDeps = platform: stdenv.lib.optional enableTerminfo [ ncurses ]
     ++ stdenv.lib.optional (!enableIntegerSimple) gmp
-    ++ stdenv.lib.optional (platform.libc != "glibc") libiconv;
+    ++ stdenv.lib.optional (platform.libc != "glibc" && !targetPlatform.isWindows) libiconv;
 
   toolsForTarget =
     if hostPlatform == buildPlatform then
@@ -123,7 +132,7 @@ stdenv.mkDerivation rec {
     "--with-curses-includes=${ncurses.dev}/include" "--with-curses-libraries=${ncurses.out}/lib"
   ] ++ stdenv.lib.optional (targetPlatform == hostPlatform && ! enableIntegerSimple) [
     "--with-gmp-includes=${gmp.dev}/include" "--with-gmp-libraries=${gmp.out}/lib"
-  ] ++ stdenv.lib.optional (targetPlatform == hostPlatform && hostPlatform.libc != "glibc") [
+  ] ++ stdenv.lib.optional (targetPlatform == hostPlatform && hostPlatform.libc != "glibc" && !targetPlatform.isWindows) [
     "--with-iconv-includes=${libiconv}/include" "--with-iconv-libraries=${libiconv}/lib"
   ] ++ stdenv.lib.optionals (targetPlatform != hostPlatform) [
     "--enable-bootstrap-with-devel-snapshot"
@@ -139,7 +148,10 @@ stdenv.mkDerivation rec {
   # Make sure we never relax`$PATH` and hooks support for compatability.
   strictDeps = true;
 
-  nativeBuildInputs = [ ghc perl autoconf automake happy alex python3 ];
+  nativeBuildInputs = [
+    perl autoconf automake m4 python3
+    ghc alex happy
+  ];
 
   # For building runtime libs
   depsBuildTarget = toolsForTarget;
@@ -158,10 +170,11 @@ stdenv.mkDerivation rec {
 
   checkTarget = "test";
 
-  # zsh and other shells are smart about `{ghc}` but bash isn't, and doesn't
-  # treat that as a unary `{x,y,z,..}` repetition.
   postInstall = ''
-    paxmark m $out/lib/${name}/bin/${if targetPlatform != hostPlatform then "ghc" else "{ghc,haddock}"}
+    for bin in "$out"/lib/${name}/bin/*; do
+      isELF "$bin" || continue
+      paxmark m "$bin"
+    done
 
     # Install the bash completion file.
     install -D -m 444 utils/completion/ghc.bash $out/share/bash-completion/completions/${targetPrefix}ghc