[debhelper-devel] [debhelper] 01/04: dh_compress: Optimise the number of getcwd calls

[Niels Thykier]

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nthykier pushed a commit to branch master
in repository debhelper.

commit 065440a227f8f85ebd18c985e55be6a7e00914cb
Author: Niels Thykier <niels at thykier.net>
Date:   Tue Oct 20 08:41:11 2015 +0200

    dh_compress: Optimise the number of getcwd calls
    
    Signed-off-by: Niels Thykier <niels at thykier.net>
---
 dh_compress | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dh_compress b/dh_compress
index a587454..e664f4b 100755
--- a/dh_compress
+++ b/dh_compress
@@ -77,6 +77,8 @@ Debian policy, version 3.0
 
 init();
 
+my $olddir;
+
 foreach my $package (@{$dh{DOPACKAGES}}) {
 	my $tmp=tmpdir($package);
 
@@ -85,7 +87,7 @@ foreach my $package (@{$dh{DOPACKAGES}}) {
 	# Run the file name gathering commands from within the directory
 	# structure that will be effected.
 	next unless -d $tmp;
-	my $olddir=getcwd();
+	$olddir = getcwd() if not defined $olddir;
 	verbose_print("cd $tmp");
 	chdir($tmp) || error("Can't cd to $tmp: $!");
 

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