build_macos: add --skip-upload flag

build_macos.sh

 #!/bin/bash
 
+SKIP_UPLOAD=false
+
+POSITIONAL_ARGS=()
+
+while [[ $# -gt 0 ]]; do
+  case $1 in
+    -k|--skip-upload)
+      SKIP_UPLOAD=true
+      shift
+      ;;
+    -*|--*)
+      echo "Unknown option $1"
+      exit 1
+      ;;
+    *)
+      POSITIONAL_ARGS+=("$1") # save positional arg
+      shift # past argument
+      ;;
+  esac
+done
+
 app_name="netpd"
 package_version=$(date +%Y-%m-%d)
 src_url="https://github.com/reduzent/netpd"
@@ -93,15 +114,20 @@ s/{BUNDLE_VERSION}/${app_version}/
   dmg "${app_name}-${app_version}-macos-${package_version}.iso" "${app_name}-${app_version}-macos-${package_version}.dmg" || fail
   rm "${app_name}-${app_version}-macos-${package_version}.iso" || fail
 
-  # put file online
-  scp -q "${app_name}-${app_version}-macos-${package_version}.dmg" "all@netpd.org:public_html/software/" || fail
+  if  $SKIP_UPLOAD; then
+    # clean up workdir only
+    rm -r "${work_dir}" || fail
+  else
+    # put file online
+    scp -q "${app_name}-${app_version}-macos-${package_version}.dmg" "all@netpd.org:public_html/software/" || fail
 
-  # clean up
-  rm -r "${work_dir}" "${app_name}-${app_version}-macos-${package_version}.dmg" || fail
+    # clean up
+    rm -r "${work_dir}" "${app_name}-${app_version}-macos-${package_version}.dmg" || fail
 
-  # create short cut
-  ssh all@netpd.org ln -f -s "${app_name}-${app_version}-macos-${package_version}.dmg" "public_html/software/${app_name}-${app_version}-macos.dmg" || fail
+    # create short cut
+    ssh all@netpd.org ln -f -s "${app_name}-${app_version}-macos-${package_version}.dmg" "public_html/software/${app_name}-${app_version}-macos.dmg" || fail
 
-  # update redirect target in .htaccess
-  ssh all@netpd.org sed -i "2s/[0-9]\.[0-9]\.[0-9]/${app_version}/" public_html/software/.htaccess || fail
+    # update redirect target in .htaccess
+    ssh all@netpd.org sed -i "2s/[0-9]\.[0-9]\.[0-9]/${app_version}/" public_html/software/.htaccess || fail
+  fi
 )