makepkg: restrict allowed characters in pkgname

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
Signed-off-by: Dan McGee <dan@archlinux.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/scripts/makepkg.sh.in b/scripts/makepkg.sh.in
index eeb7ede1..6990572b 100644
--- a/scripts/makepkg.sh.in
+++ b/scripts/makepkg.sh.in
@@ -1454,6 +1454,11 @@ check_sanity() {
 			error "$(gettext "%s is not allowed to start with a hyphen.")" "pkgname"
 			ret=1
 		fi
+		if [[ $i = *[^[:alnum:]+_.@-]* ]]; then
+			error "$(gettext "%s contains invalid characters: '%s'")" \
+					'pkgname' "${pkgname//[[:alnum:]+_.@-]}"
+			ret=1
+		fi
 	done
 
 	if [[ ${pkgbase:0:1} = "-" ]]; then