kiss: use sudo if available

FossilOrigin-Name: ddd32854892c5d23a520d9f17fc11599b2e9895a927d606244e6130ae8c3fa69

1 files changed, 10 insertions, 4 deletions

diff --git a/kiss b/kiss
index 4808304..1ebcc34 100755
--- a/kiss
+++ b/kiss
@@ -106,10 +106,16 @@ dosu() {
     # below. Great naming of functions all around.
     #
     # Run a command as root using the cached password. The 'su'
-    # command allows you to input a password via stdin. To hide
-    # the prompt, the command's output is sent to '/dev/tty'
-    # and the output of 'su' is sent to '/dev/null'.
-    dosudo() { su "${drop_to:-root}" -c "$* >/dev/tty" >/dev/null; }
+    # and 'sudo' commands allow you to input a password via stdin.
+    # To hide the prompt, the command's output is sent to '/dev/tty'
+    # and the output of 'su'/'sudo' is sent to '/dev/null'.
+    dosudo() {
+        if command -v sudo >/dev/null 2>&1; then
+            sudo -SEk -- su "${drop_to:-root}" -c "$* >/dev/tty" 2>/dev/null
+        else
+            su "${drop_to:-root}" -c "$* >/dev/tty" >/dev/null
+        fi
+    }
 
     # The code below uses the most secure method of sending
     # data over stdin based on what is available in the system.