From: Vincent Pit <vince@profvince.com>
Date: Sun, 25 Jan 2009 22:55:48 +0000 (+0100)
Subject: Cache the result of format_available()
X-Git-Tag: v0.06~9
X-Git-Url: http://git.vpit.fr/?a=commitdiff_plain;h=0b48b505ce499b8ac199dd921aed721105398d75;p=perl%2Fmodules%2FCPANPLUS-Dist-Gentoo.git

Cache the result of format_available()
---

diff --git a/lib/CPANPLUS/Dist/Gentoo.pm b/lib/CPANPLUS/Dist/Gentoo.pm
index 3813281..ed048f9 100644
--- a/lib/CPANPLUS/Dist/Gentoo.pm
+++ b/lib/CPANPLUS/Dist/Gentoo.pm
@@ -70,11 +70,15 @@ sub _unquote {
  return $s;
 }
 
+my $format_available;
+
 sub format_available {
+ return $format_available if defined $format_available;
+
  for my $prog (qw/emerge ebuild/) {
   unless (can_run($prog)) {
    error "$prog is required to write ebuilds -- aborting";
-   return 0;
+   return $format_available = 0;
   }
  }
 
@@ -104,7 +108,7 @@ sub format_available {
  $default_keywords = [ 'x86' ] unless defined $default_keywords;
  $default_distdir  = '/usr/portage/distfiles' unless defined $default_distdir;
 
- return 1;
+ return $format_available = 1;
 }
 
 sub init {