[config] Make git-related config steps do nothing unless we are in a …

…Git repo
fernandobrito · Nov 17, 2010 · a5ba11a · a5ba11a
1 parent 7151902
commit a5ba11a
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diff --git a/config/auto/git_describe.pm b/config/auto/git_describe.pm
@@ -31,6 +31,8 @@ sub _init {
 sub runstep {
     my ( $self, $conf ) = @_;
 
+    return 1 unless -e '.git';
+
     my $describe = $Parrot::Git::Describe::current;
 
     if ( defined($describe) and $describe !~ /^REL(EASE)?_\d+_\d+_\d+(-\d+-g[0-9A-Fa-f]{7})?$/ ) {

diff --git a/config/auto/sha1.pm b/config/auto/sha1.pm
@@ -30,6 +30,8 @@ sub _init {
 sub runstep {
     my ( $self, $conf ) = @_;
 
+    return 1 unless -e '.git';
+
     my $sha1 = $Parrot::SHA1::current;
     my $abbrev_sha1;