From 1fb30e6d50c29adcc3a3d73381cd90f5f5989c31 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Tue, 10 Apr 2012 13:52:37 +0200
Subject: [PATCH] Handle the case where $SHELL is not set
---
scripts/nix-build.in | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/scripts/nix-build.in b/scripts/nix-build.in
index 14ee1141e..35b186bb7 100755
--- a/scripts/nix-build.in
+++ b/scripts/nix-build.in
@@ -14,7 +14,8 @@ my @instArgs = ();
my @buildArgs = ();
my @exprs = ();
-my $envCommand = "p=\$PATH; source \$stdenv/setup; PATH=\$PATH:\$p; exec $ENV{SHELL}";
+my $shell = $ENV{SHELL} || "/bin/sh";
+my $envCommand = "p=\$PATH; source \$stdenv/setup; PATH=\$PATH:\$p; exec $shell";
my @envExclude = ();
--
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