From c69d8bf5e606915820b30d6db8fa9dfa39766f67 Mon Sep 17 00:00:00 2001
From: Shea Levy <shea@shealevy.com>
Date: Thu, 8 Mar 2018 13:56:36 -0500
Subject: treewide: Remove gnat support.

See discussion in https://github.com/NixOS/nixpkgs/commit/6ac7b19c978e951c124c5ea434c94f95f593888e.
---
 pkgs/development/compilers/gcc/5/default.nix | 22 ++--------------------
 1 file changed, 2 insertions(+), 20 deletions(-)

(limited to 'pkgs/development/compilers/gcc/5')

diff --git a/pkgs/development/compilers/gcc/5/default.nix b/pkgs/development/compilers/gcc/5/default.nix
index b9ca8696d4e3..e42bb736676d 100644
--- a/pkgs/development/compilers/gcc/5/default.nix
+++ b/pkgs/development/compilers/gcc/5/default.nix
@@ -3,8 +3,6 @@
 , langObjC ? targetPlatform.isDarwin
 , langObjCpp ? targetPlatform.isDarwin
 , langJava ? false
-, langAda ? false
-, langVhdl ? false
 , langGo ? false
 , profiledCompiler ? false
 , staticCompiler ? false
@@ -21,13 +19,11 @@
 , libXrender ? null, xproto ? null, renderproto ? null, xextproto ? null
 , libXrandr ? null, libXi ? null, inputproto ? null, randrproto ? null
 , x11Support ? langJava
-, gnatboot ? null
 , enableMultilib ? false
 , enablePlugin ? hostPlatform == buildPlatform # Whether to support user-supplied plug-ins
 , name ? "gcc"
 , libcCross ? null
 , crossStageStatic ? false
-, gnat ? null
 , libpthread ? null, libpthreadCross ? null  # required for GNU/Hurd
 , stripped ? true
 , gnused ? null
@@ -40,8 +36,6 @@
 assert langJava     -> zip != null && unzip != null
                        && zlib != null && boehmgc != null
                        && perl != null;  # for `--enable-java-home'
-assert langAda      -> gnatboot != null;
-assert langVhdl     -> gnat != null;
 
 # LTO needs libelf and zlib.
 assert libelf != null -> zlib != null;
@@ -67,9 +61,6 @@ let version = "5.5.0";
       [ ../use-source-date-epoch.patch ]
       ++ optional (targetPlatform != hostPlatform) ../libstdc++-target.patch
       ++ optional noSysDirs ../no-sys-dirs.patch
-      # The GNAT Makefiles did not pay attention to CFLAGS_FOR_TARGET for its
-      # target libraries and tools.
-      ++ optional langAda ../gnat-cflags.patch
       ++ optional langFortran ../gfortran-driving.patch
 
       # This could be applied unconditionally but I don't want to cause a full
@@ -306,8 +297,6 @@ stdenv.mkDerivation ({
     ++ (optionals langJava [ boehmgc zip unzip ])
     ++ (optionals javaAwtGtk ([ gtk2 libart_lgpl ] ++ xlibs))
     ++ (optionals (targetPlatform != hostPlatform) [targetPackages.stdenv.cc.bintools])
-    ++ (optionals langAda [gnatboot])
-    ++ (optionals langVhdl [gnat])
 
     # The builder relies on GNU sed (for instance, Darwin's `sed' fails with
     # "-i may not be used with stdin"), and `stdenvNative' doesn't provide it.
@@ -359,8 +348,6 @@ stdenv.mkDerivation ({
           ++ optional langCC       "c++"
           ++ optional langFortran  "fortran"
           ++ optional langJava     "java"
-          ++ optional langAda      "ada"
-          ++ optional langVhdl     "vhdl"
           ++ optional langGo       "go"
           ++ optional langObjC     "objc"
           ++ optional langObjCpp   "obj-c++"
@@ -393,9 +380,6 @@ stdenv.mkDerivation ({
     optional javaAwtGtk "--enable-java-awt=gtk" ++
     optional (langJava && javaAntlr != null) "--with-antlr-jar=${javaAntlr}" ++
 
-    # Ada
-    optional langAda "--enable-libada" ++
-
     platformFlags ++
     optional (targetPlatform != hostPlatform) crossConfigureFlags ++
     optional (!bootstrap) "--disable-bootstrap" ++
@@ -489,7 +473,7 @@ stdenv.mkDerivation ({
     ]);
 
   passthru =
-    { inherit langC langCC langObjC langObjCpp langAda langFortran langVhdl langGo version; isGNU = true; };
+    { inherit langC langCC langObjC langObjCpp langFortran langGo version; isGNU = true; };
 
   inherit enableParallelBuilding enableMultilib;
 
@@ -512,12 +496,10 @@ stdenv.mkDerivation ({
 
     maintainers = with stdenv.lib.maintainers; [ viric peti ];
 
-    # gnatboot is not available out of linux platforms, so we disable the darwin build
-    # for the gnat (ada compiler).
     platforms =
       stdenv.lib.platforms.linux ++
       stdenv.lib.platforms.freebsd ++
-      optionals (langAda == false) stdenv.lib.platforms.darwin;
+      stdenv.lib.platforms.darwin;
   };
 }
 
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