Check if we're running -svnupdate on an svn version

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@3647 e03df62e-2008-0410-955e-edbf42e46eb7

1 files changed, 6 insertions, 0 deletions

diff --git a/configure b/configure
index 7192a8e97..4ce4436a9 100755
--- a/configure
+++ b/configure
@@ -102,6 +102,12 @@ if ($arg eq "-update") {
 }
 
 if ($arg eq "-svnupdate") {
+	my $fail = 0;
+	open(FH,"<.svn/entries") or $fail = 1;
+	if ($fail) {
+		print "This is not an SVN copy of InspIRCd.\n";
+		exit;
+	}
 	system("svn update");
 	system("perl configure -update");
 	if ($ARGV[1] eq "rebuild") {