Patch to make it possible to use Touch ID for sudo authentication in macOS

sudo_touch_id.patch

--- /dev/null	2022-10-30 12:15:52.000000000 -0400
+++ /private/etc/sudoers.d/pam_service	2022-08-01 18:14:44.000000000 -0400
@@ -0,0 +1,9 @@
+# Edit this file with the following command:
+# sudo visudo -f /private/etc/sudoers.d/pam_service
+# 
+# The purpose of this file is to get pam to use 
+# /usr/local/etc/pam.d/my_sudo instead of 
+# /etc/pam.d/sudo for configuration. And the 
+# reason for that is to enable touch id for sudo
+# authentication.
+Defaults	pam_service = "my_sudo"
--- /dev/null	2022-10-30 12:15:52.000000000 -0400
+++ /usr/local/etc/pam.d/my_sudo	2022-08-01 18:12:36.000000000 -0400
@@ -0,0 +1,17 @@
+# sudo: auth account password session
+#
+# This file should match /etc/pam.d/sudo
+# except this file has a line enabling 
+# touch id authentication for sudo. That's
+# the line referencing pam_tid.so.
+# The reason pam uses this configuration 
+# file for sudo instead of the original 
+# configuration file is that sudo's
+# "pam_service" setting is redefined 
+# in /private/etc/sudoers.d/pam_service
+auth       sufficient     pam_smartcard.so
+auth       sufficient     pam_tid.so
+auth       required       pam_opendirectory.so
+account    required       pam_permit.so
+password   required       pam_deny.so
+session    required       pam_permit.so

To apply the patch, download the patch to a file and enter the following at a shell prompt:

sudo patch -Np0 < sudo_touch_id.patch