[PATCH 3/3] Fix contrib/credentials/netrc minor issues: exit quietly; use 3-parameter open; etc.

[Ted Zlatanov <tzz@lifelogs.com>]

Signed-off-by: Ted Zlatanov <tzz@lifelogs.com>
---
 contrib/credential/netrc/git-credential-netrc |   38 +++++++++++++------------
 1 files changed, 20 insertions(+), 18 deletions(-)

diff --git a/contrib/credential/netrc/git-credential-netrc b/contrib/credential/netrc/git-credential-netrc
index a47a223..0e35918 100755
--- a/contrib/credential/netrc/git-credential-netrc
+++ b/contrib/credential/netrc/git-credential-netrc
@@ -3,8 +3,6 @@
 use strict;
 use warnings;
 
-use Data::Dumper;
-
 use Getopt::Long;
 use File::Basename;
 
@@ -58,7 +56,7 @@ if ($options{help})
 
 $0 [-f AUTHFILE] [-d] get
 
-Version $VERSION by tzz\@lifelogs.com.  License: any use is OK.
+Version $VERSION by tzz\@lifelogs.com.  License: BSD.
 
 Options:
   -f AUTHFILE: specify a netrc-style file
@@ -129,31 +127,36 @@ my $file = $options{file};
 die "Sorry, you need to specify an existing netrc file (with or without a .gpg extension) with -f AUTHFILE"
  unless defined $file;
 
-die "Sorry, the specified netrc $file is not accessible"
- unless -f $file;
+unless (-f $file)
+{
+ print STDERR "Sorry, the specified netrc $file is not accessible\n" if $debug;
+ exit 0;
+}
 
+my @data;
 if ($file =~ m/\.gpg$/)
 {
- $file = "gpg --decrypt $file|";
+ @data = load('-|', qw(gpg --decrypt), $file)
+}
+else
+{
+ @data = load('<', $file);
 }
 
-my @data = load($file);
 chomp @data;
 
-die "Sorry, we could not load data from [$file]"
- unless (scalar @data);
-
-# the query
-my %q;
-
-foreach my $v (values %{$options{tmap}})
+unless (scalar @data)
 {
- undef $q{$v};
+ print STDERR "Sorry, we could not load data from [$file]\n" if $debug;
+ exit;
 }
 
+# the query: start with every token with no value
+my %q = map { $_ => undef } values(%{$options{tmap}});
+
 while (<STDIN>)
 {
- next unless m/([a-z]+)=(.+)/;
+ next unless m/([^=]+)=(.+)/;
 
  my ($token, $value) = ($1, $2);
  die "Unknown search token $1" unless exists $q{$token};
@@ -237,9 +240,8 @@ LINE: foreach my $line (@data)
 
 sub load
 {
- my $file = shift;
  # this supports pipes too
- my $io = new IO::File($file) or die "Could not open $file: $!\n";
+ my $io = new IO::File(@_) or die "Could not open [@_]: $!\n";
 
  return <$io>;                          # whole file
 }
-- 
1.7.9.rc2