1 files changed, 23 insertions, 19 deletions
diff --git a/nixpkgs/pkgs/development/compilers/gcc-arm-embedded/6/default.nix b/nixpkgs/pkgs/development/compilers/gcc-arm-embedded/6/default.nix
index 940dec0338ca..f635fce972f5 100644
--- a/nixpkgs/pkgs/development/compilers/gcc-arm-embedded/6/default.nix
+++ b/nixpkgs/pkgs/development/compilers/gcc-arm-embedded/6/default.nix
@@ -1,22 +1,26 @@
-{ stdenv, fetchurl, ncurses5, python27 }:
+{ stdenv
+, fetchurl
+, ncurses5
+, python27
+}:
 
 stdenv.mkDerivation rec {
   pname = "gcc-arm-embedded";
   version = "6-2017-q2-update";
   subdir = "6-2017q2";
 
-  src =
-    if stdenv.isLinux then
-      fetchurl {
-        url = "https://developer.arm.com/-/media/Files/downloads/gnu-rm/${subdir}/gcc-arm-none-eabi-${version}-linux.tar.bz2";
-        sha256="1hvwi02mx34al525sngnl0cm7dkmzxfkb1brq9kvbv28wcplp3p6";
-      }
-    else if stdenv.isDarwin then
-      fetchurl {
-        url = "https://developer.arm.com/-/media/Files/downloads/gnu-rm/${subdir}/gcc-arm-none-eabi-${version}-mac.tar.bz2";
-        sha256="0019ylpq4inq7p5gydpmc9m8ni72fz2csrjlqmgx1698998q0c3x";
-      }
-    else throw "unsupported platform";
+  suffix = {
+    x86_64-darwin = "mac";
+    x86_64-linux  = "linux";
+  }.${stdenv.hostPlatform.system} or (throw "Unsupported system: ${stdenv.hostPlatform.system}");
+
+  src = fetchurl {
+    url = "https://developer.arm.com/-/media/Files/downloads/gnu-rm/${subdir}/gcc-arm-none-eabi-${version}-${suffix}.tar.bz2";
+    sha256 = {
+      x86_64-darwin = "0019ylpq4inq7p5gydpmc9m8ni72fz2csrjlqmgx1698998q0c3x";
+      x86_64-linux  = "1hvwi02mx34al525sngnl0cm7dkmzxfkb1brq9kvbv28wcplp3p6";
+    }.${stdenv.hostPlatform.system} or (throw "Unsupported system: ${stdenv.hostPlatform.system}");
+  };
 
   phases = [ "unpackPhase" "installPhase" "fixupPhase" ];
 
@@ -37,11 +41,11 @@ stdenv.mkDerivation rec {
     done
   '';
 
-  meta = {
-    description = "Pre-built GNU toolchain from ARM Cortex-M & Cortex-R processors (Cortex-M0/M0+/M3/M4/M7, Cortex-R4/R5/R7/R8)";
-    homepage = https://developer.arm.com/open-source/gnu-toolchain/gnu-rm;
-    license = with stdenv.lib.licenses; [ bsd2 gpl2 gpl3 lgpl21 lgpl3 mit ];
-    maintainers = with stdenv.lib.maintainers; [ vinymeuh ];
-    platforms = with stdenv.lib.platforms; linux ++ darwin;
+  meta = with stdenv.lib; {
+    description = "Pre-built GNU toolchain from ARM Cortex-M & Cortex-R processors";
+    homepage = "https://developer.arm.com/open-source/gnu-toolchain/gnu-rm";
+    license = with licenses; [ bsd2 gpl2 gpl3 lgpl21 lgpl3 mit ];
+    maintainers = with maintainers; [ prusnak ];
+    platforms = [ "x86_64-linux" "x86_64-darwin" ];
   };
 }