Error code fixes

howdy/src/config.ini

@@ -31,7 +31,7 @@ disabled = false
 use_cnn = false
 
 # Set a workaround to do face and password authentication at the same time
-#  off     diables concurrency, so password authentication starts after Howdy
+#  off     user will have to press enter themselves after a Howdy timeout
 #  input   will send an enter keypress to stop the password prompt
 #  native  will stop the prompt at PAM level (can lead to instability!)
 workaround = off

howdy/src/pam/main.cc

@@ -351,7 +351,7 @@ auto identify(pam_handle_t *pamh, int flags, int argc, const char **argv,
 
   // If python process ran into a timeout
   // Do not send enter presses or terminate the PAM function, as the user might still be typing their password
-  if (status == CompareError::TIMEOUT_ACTIVE) {
+  if (WEXITSTATUS(status) == CompareError::TIMEOUT_REACHED && WIFEXITED(status)) {
     // Wait for the password to be typed
     pass_task.stop(false);
 

howdy/src/pam/main.hh

@@ -14,7 +14,7 @@ enum CompareError : int {
   ABORT = 12,
   TOO_DARK = 13,
   INVALID_DEVICE = 14,
-  TIMEOUT_ACTIVE = 2816
+  RUBBERSTAMP = 15
 };
 
 inline auto get_workaround(const std::string &workaround) -> Workaround {

howdy/src/rubberstamps/__init__.py

@@ -170,7 +170,7 @@ def execute(config, gtk_proc, opencv):
 		# Abort authentication if the stamp returned false
 		if result is False:
 			if verbose: print("Authentication aborted by rubber stamp")
-			sys.exit(14)
+			sys.exit(15)
 
 	# This is outside the for loop, so we've run all the rules
 	if verbose: print("All rubberstamps processed, authentication successful")