al32-mktorrent.sh: only dl sig and checksums if necessary

1 files changed, 6 insertions, 2 deletions

diff --git a/al32-mktorrent.sh b/al32-mktorrent.sh
index fcedce4..4cfd22b 100755
--- a/al32-mktorrent.sh
+++ b/al32-mktorrent.sh
@@ -73,8 +73,12 @@ function create_torrent_for_arch () {
 
 
 	echo -e "$fg_reset${fg_bold}Downloading verification files...$fg_reset"
-	curl -O "${available_mirrors[0]}$iso_string.sig"
-	curl -O "${available_mirrors[0]}sha512sums"
+	if [ ! -f "$iso_string.sig" ] ; then
+		curl -O "${available_mirrors[0]}$iso_string.sig"
+	fi
+	if [ ! -f "sha512sums" ] ; then
+		curl -O "${available_mirrors[0]}sha512sums"
+	fi
 
 	echo -n -e "$fg_reset${fg_bold}Checking PGP signature...$fg_reset "
 	gpg --verify "$iso_string.sig" "$iso_string" || exit 100