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authorEelco Dolstra <eelco.dolstra@logicblox.com>2012-03-27T09·16+0200
committerEelco Dolstra <eelco.dolstra@logicblox.com>2012-03-27T09·16+0200
commit3e94ffffd61573624883c02744f20ac3544ff9cb (patch)
tree8de5543155086d462ac8575b144cf7dcd633eb3e /scripts
parent446b827baedde7ba3ca44f9ef51940e28e13fb87 (diff)
Allow the command executed by "nix-build --run-env" to be overriden with --command
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/nix-build.in10
1 files changed, 9 insertions, 1 deletions
diff --git a/scripts/nix-build.in b/scripts/nix-build.in
index b36ec0208b41..cc80089fb683 100755
--- a/scripts/nix-build.in
+++ b/scripts/nix-build.in
@@ -14,6 +14,8 @@ my @instArgs = ();
 my @buildArgs = ();
 my @exprs = ();
 
+my $envCommand = "p=\$PATH; source \$stdenv/setup; PATH=\$PATH:\$p; exec $ENV{SHELL}";
+
 
 my $tmpDir = tempdir("nix-build.XXXXXX", CLEANUP => 1, TMPDIR => 1)
     or die "cannot create a temporary directory";
@@ -125,6 +127,12 @@ EOF
         $runEnv = 1;
     }
     
+    elsif ($arg eq "--command") {
+        $n++;
+        die "$0: `$arg' requires an argument\n" unless $n < scalar @ARGV;
+        $envCommand = $ARGV[$n];
+    }
+
     elsif (substr($arg, 0, 1) eq "-") {
         push @buildArgs, $arg;
     }
@@ -168,7 +176,7 @@ foreach my $expr (@exprs) {
         # convenience, source $stdenv/setup to setup additional
         # environment variables.  Also don't lose the current $PATH
         # directories.
-        exec($ENV{SHELL}, "-c", "p=\$PATH; source \$stdenv/setup; PATH=\$PATH:\$p; exec $ENV{SHELL}");
+        exec($ENV{SHELL}, "-c", $envCommand);
         die;
     }