From 7592f48c83b2f333fa7c5e85fd2fb64445b1c6ca Mon Sep 17 00:00:00 2001 From: Eelco Dolstra Date: Mon, 4 Aug 2008 13:46:01 +0000 Subject: [PATCH] * nix-build: `--dry-run' flag. --- scripts/nix-build.in | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/scripts/nix-build.in b/scripts/nix-build.in index 1d2584bfb..a674a0041 100644 --- a/scripts/nix-build.in +++ b/scripts/nix-build.in @@ -9,6 +9,8 @@ my $addOutLink = 1; my $outLink; my $drvLink; +my $dryRun = 0; + my @instArgs = (); my @buildArgs = (); my @exprs = (); @@ -89,6 +91,11 @@ EOF push @buildArgs, ($arg, $ARGV[$n]); } + elsif ($arg eq "--dry-run") { + push @buildArgs, "--dry-run"; + $dryRun = 1; + } + elsif (substr($arg, 0, 1) eq "-") { push @buildArgs, $arg; } @@ -133,6 +140,8 @@ foreach my $expr (@exprs) { while () {chomp; push @outPaths, $_;} close OUTPATHS or exit 1; + next if $dryRun; + foreach my $outPath (@outPaths) { my $target = readlink $outPath or die "cannot read symlink `$outPath'"; print "$target\n";