From bc92dcd08c2e02610297cd607274fcd57c30c823 Mon Sep 17 00:00:00 2001
From: Ryan Trinkle <ryan.trinkle@gmail.com>
Date: Wed, 27 Aug 2014 13:15:33 -0400
Subject: [PATCH] Prevent install_name_tool from causing a failure when it
 encounters a non-Mach-O file (e.g.: a bash script).

---
 pkgs/build-support/cabal/ghcjs.nix | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/pkgs/build-support/cabal/ghcjs.nix b/pkgs/build-support/cabal/ghcjs.nix
index d74c30180e29..f7fc515432e3 100644
--- a/pkgs/build-support/cabal/ghcjs.nix
+++ b/pkgs/build-support/cabal/ghcjs.nix
@@ -259,8 +259,7 @@ in
 
               ${optionalString (self.enableSharedExecutables && self.isExecutable && self.stdenv.isDarwin) ''
                 for exe in $out/bin/* ; do
-                  install_name_tool -add_rpath \
-                    $out/lib/${ghc.ghc.name}/${self.pname}-${self.version} $exe
+                  install_name_tool -add_rpath $out/lib/${ghc.ghc.name}/${self.pname}-${self.version} $exe || true # Ignore failures, which seem to be due to hitting bash scripts rather than binaries
                 done
               ''}