Merge branch 'maint-1.7.7' into maint

diff --git a/perl/Git.pm b/perl/Git.pm
index a86ab709c25b5e110aa2708941cea560f82c1fa8..f7ce511bbbfbff5a479200f2814ad87b96f16791 100644 (file)
--- a/perl/Git.pm
+++ b/perl/Git.pm
@@ -570,30 +570,10 @@ sub wc_chdir {
 (exception is thrown otherwise), in array context returns allows the
 variable to be set multiple times and returns all the values.
 
-This currently wraps command('config') so it is not so fast.
-
 =cut
 
 sub config {
-       my ($self, $var) = _maybe_self(@_);
-
-       try {
-               my @cmd = ('config');
-               unshift @cmd, $self if $self;
-               if (wantarray) {
-                       return command(@cmd, '--get-all', $var);
-               } else {
-                       return command_oneline(@cmd, '--get', $var);
-               }
-       } catch Git::Error::Command with {
-               my $E = shift;
-               if ($E->value() == 1) {
-                       # Key not found.
-                       return;
-               } else {
-                       throw $E;
-               }
-       };
+       return _config_common({}, @_);
 }
 
 
@@ -603,30 +583,33 @@ sub config {
 is usable as a boolean in perl (and C<undef> if it's not defined,
 of course).
 
-This currently wraps command('config') so it is not so fast.
-
 =cut
 
 sub config_bool {
-       my ($self, $var) = _maybe_self(@_);
+       my $val = scalar _config_common({'kind' => '--bool'}, @_);
 
-       try {
-               my @cmd = ('config', '--bool', '--get', $var);
-               unshift @cmd, $self if $self;
-               my $val = command_oneline(@cmd);
-               return undef unless defined $val;
+       # Do not rewrite this as return (defined $val && $val eq 'true')
+       # as some callers do care what kind of falsehood they receive.
+       if (!defined $val) {
+               return undef;
+       } else {
                return $val eq 'true';
-       } catch Git::Error::Command with {
-               my $E = shift;
-               if ($E->value() == 1) {
-                       # Key not found.
-                       return undef;
-               } else {
-                       throw $E;
-               }
-       };
+       }
 }
 
+
+=item config_path ( VARIABLE )
+
+Retrieve the path configuration C<VARIABLE>. The return value
+is an expanded path or C<undef> if it's not defined.
+
+=cut
+
+sub config_path {
+       return _config_common({'kind' => '--path'}, @_);
+}
+
+
 =item config_int ( VARIABLE )
 
 Retrieve the integer configuration C<VARIABLE>. The return value
@@ -635,22 +618,31 @@ sub config_bool {
 by 1024, 1048576 (1024^2), or 1073741824 (1024^3) prior to output.
 It would return C<undef> if configuration variable is not defined,
 
-This currently wraps command('config') so it is not so fast.
-
 =cut
 
 sub config_int {
+       return scalar _config_common({'kind' => '--int'}, @_);
+}
+
+# Common subroutine to implement bulk of what the config* family of methods
+# do. This curently wraps command('config') so it is not so fast.
+sub _config_common {
+       my ($opts) = shift @_;
        my ($self, $var) = _maybe_self(@_);
 
        try {
-               my @cmd = ('config', '--int', '--get', $var);
+               my @cmd = ('config', $opts->{'kind'} ? $opts->{'kind'} : ());
                unshift @cmd, $self if $self;
-               return command_oneline(@cmd);
+               if (wantarray) {
+                       return command(@cmd, '--get-all', $var);
+               } else {
+                       return command_oneline(@cmd, '--get', $var);
+               }
        } catch Git::Error::Command with {
                my $E = shift;
                if ($E->value() == 1) {
                        # Key not found.
-                       return undef;
+                       return;
                } else {
                        throw $E;
                }