kiss: Fixes to post-install output.

kiss

@@ -1157,9 +1157,13 @@ pkg_install() {
 
         hook_output=$("$sys_db/$pkg_name/post-install" 2>&1)
 
-        [ -z "$hook_output" ] ||
-            printf '=> %s post-install log\n%s\n' "$pkg_name" "$hook_output" |
-            tee -a "$log_dir/post-install-$time-$pid" >/dev/null
+        [ -z "$hook_output" ] || {
+            log "$pkg_name" "Running post-install hook" 2>&1
+            printf '%s\n' "$hook_output"
+        } |
+
+        # 'tee' is used as we would still like to display 'stderr'
+        tee -a "$log_dir/post-install-$time-$pid" >/dev/null
     fi
 
     run_hook post-install "$pkg_name" "$sys_db/$pkg_name"