package: remove unused sign_flag from mkdeb, maybe fix signing?

Author: dumbmoron

package/mkdeb.sh

@@ -28,11 +28,6 @@ mkdir -p "$_debbuild_dir"/{BUILD,SOURCES,SPECS,DEBS}
 ln -s "$_tarball" "$_debbuild_dir/SOURCES/"
 cp "$_spec" "$_debbuild_dir/SPECS/"
 
-_sign_flags=()
-if [ -n "${GPG_PASSPHRASE:-}" ]; then
-    _sign_flags=(--sign)
-fi
-
 debbuild \
     --define "_topdir $_debbuild_dir" \
     --define "debbuild 1" \

scripts/package.sh

@@ -116,7 +116,8 @@ if [ "${MAKE_DEB:-0}" = 1 ]; then
 fi
 
 if [ -n "${SIGN_TARBALL:-}" ]; then
-    gpg --detach-sign --passphrase "$GPG_PASSPHRASE" \
+    gpg --batch --pinentry-mode loopback \
+        --detach-sign --passphrase "$GPG_PASSPHRASE" \
         --output "$TAR_PATH.asc" "$TAR_PATH"
 fi