kiss: add prompt after kiss build to install

kiss

@@ -505,7 +505,24 @@ pkg_build() {
     done
 
     log "Successfully built package(s)."
-    log "Run 'kiss i${explicit_packages% }' to install the built package(s)."
+
+    # Turn the explicit packages into a 'list'.
+    set -- $explicit_packages
+
+    # Only ask for confirmation if more than one package needs to be installed.
+    [ $# -gt 1 ] && {
+        log "Install built packages? [$*]" \
+            "Press Enter to continue or Ctrl+C to abort here."
+
+        # POSIX 'read' has none of the "nice" options like '-n', '-p'
+        # etc etc. This is the most basic usage of 'read'.
+        read -r REPLY && {
+            args i "$@"
+            return
+        }
+    }
+
+    log "Run 'kiss i $*' to install the built package(s)."
 }
 
 pkg_checksums() {
@@ -828,7 +845,7 @@ pkg_updates() {
     # Turn the string of outdated packages into a 'list'.
     set -- $outdated
 
-    log "Packages to update: ${outdated% }."
+    log "Packages to update: $*."
 
     # Tell 'pkg_build' to always prompt before build.
     build_prompt=1