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* nix-build: `--dry-run' flag.

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This commit is contained in:
Eelco Dolstra 2008-08-04 13:46:01 +00:00
parent a1d310b6b5
commit 7592f48c83
1 changed files with 9 additions and 0 deletions
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9
scripts/nix-build.in
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@ -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 (<OUTPATHS>) {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";