From d71a4851e8a2ef52f6d806d65822290cdbae8804 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Thu, 18 Feb 2016 22:52:44 +0100
Subject: Don't try to apply patchelf to non-ELF binaries

---
 pkgs/stdenv/generic/setup.sh | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'pkgs/stdenv')

diff --git a/pkgs/stdenv/generic/setup.sh b/pkgs/stdenv/generic/setup.sh
index 7d25472993c..8081b69bffd 100644
--- a/pkgs/stdenv/generic/setup.sh
+++ b/pkgs/stdenv/generic/setup.sh
@@ -180,6 +180,17 @@ installBin() {
 }
 
 
+# Return success if the specified file is an ELF object.
+isELF() {
+    local fn="$1"
+    local magic
+    exec {fd}< "$fn"
+    read -n 4 -u $fd magic
+    exec {fd}<&-
+    if [[ "$magic" =~ ELF ]]; then return 0; else return 1; fi
+}
+
+
 ######################################################################
 # Initialisation.
 
-- 
cgit 1.4.1