add functionality to provide local mirrors for development purposes.

* any URLs in scripts/localmirrors will be prepended to the mirror list
 * this facilitates local builds and recompilations
 * will also be useful for the buildbot and auto-build of images



git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6192 3c298f89-4303-0410-b956-a3cf2f4a3e73

scripts/download.pl

@@ -8,16 +8,30 @@
 
 use strict;
 use warnings;
+use File::Basename;
 
 my $target = shift @ARGV;
 my $filename = shift @ARGV;
 my $md5sum = shift @ARGV;
+my $scriptdir = dirname($0);
 my @mirrors;
 
 my $ok;
 
 @ARGV > 0 or die "Syntax: $0 <target dir> <filename> <md5sum> <mirror> [<mirror> ...]\n";
 
+sub localmirrors {
+
+    my @mlist;
+    open LM, "$scriptdir/localmirrors" or return "";
+    while (<LM>) {
+        chomp $_;
+        push @mlist, $_;
+    }
+
+    return @mlist;
+}
+
 sub which($) {
 	my $prog = shift;
 	my $res = `which $prog`;
@@ -78,6 +92,8 @@ sub cleanup
 	unlink "$target/$filename.md5sum";
 }
 
+@mirrors = localmirrors();
+
 foreach my $mirror (@ARGV) {
 	if ($mirror =~ /^\@SF\/(.+)$/) {
 		# give sourceforge a few more tries, because it redirects to different mirrors