225/376: Pass through --set from nix-install-package command line to nix-env

[Ludovic Court�s]

civodul pushed a commit to tag 1.8
in repository guix.

commit 9dd54bc7bbc404e8e4513b712e0af9ac5b4439bd
Author: Shell Turner <cam.t...@gmail.com>
Date:   Tue Sep 16 18:05:00 2014 +0100

    Pass through --set from nix-install-package command line to nix-env
---
 scripts/nix-install-package.in |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/scripts/nix-install-package.in b/scripts/nix-install-package.in
index 23f6efb..c109652 100755
--- a/scripts/nix-install-package.in
+++ b/scripts/nix-install-package.in
@@ -15,6 +15,7 @@ my $source;
 my $fromURL = 0;
 my @extraNixEnvArgs = ();
 my $interactive = 1;
+my $op = "--install";
 
 while (scalar @args) {
     my $arg = shift @args;
@@ -29,6 +30,9 @@ while (scalar @args) {
         die "$0: ‘--profile’ requires an argument\n" if !defined $profile;
         push @extraNixEnvArgs, "-p", $profile;
     }
+    elsif ($arg eq "--set") {
+        $op = "--set";
+    }
     elsif ($arg eq "--non-interactive") {
         $interactive = 0;
     }
@@ -129,7 +133,7 @@ if (defined $binaryCacheURL) {
 
 
 print "\nInstalling package...\n";
-system("$Nix::Config::binDir/nix-env", "--install", $outPath, "--force-name", 
$drvName, @extraNixEnvArgs) == 0
+system("$Nix::Config::binDir/nix-env", $op, $outPath, "--force-name", 
$drvName, @extraNixEnvArgs) == 0
     or barf "nix-env failed: $?";