From a5653831fc650efbeb8333f2c8312d43b66b6470 Mon Sep 17 00:00:00 2001
From: ache <ache@ache.one>
Date: Sun, 6 Nov 2022 22:57:49 +0100
Subject: Empty password must be doubled

---
 src/main.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/main.c b/src/main.c
index 2425dd0..769762e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -111,6 +111,7 @@ static void handle_xsl_key_input(saver_state_t *state, const char c)
 // (See comment above for why this is separate)
 static bool handle_key_event(saver_state_t *state, XKeyEvent *event)
 {
+    static int forceEmptyPass = 0;
     if (!state->input_allowed) return false;
 
     KeySym key;
@@ -126,7 +127,14 @@ static bool handle_key_event(saver_state_t *state, XKeyEvent *event)
             password_buf[length - 1] = '\0';
         }
     } else if (XK_Return == key) {
-        accept_password(state);
+        char *password_buf = state->password_buffer;
+        size_t pw_len = strlen(password_buf);
+
+        if( pw_len > 0 || forceEmptyPass) {
+            accept_password(state);
+        } else {
+            forceEmptyPass = 4;
+        }
     } else if (strlen(keybuf) > 0) {
         if (length + 1 < kMaxPasswordLength) {
             password_buf[length] = keybuf[0];
@@ -136,6 +144,8 @@ static bool handle_key_event(saver_state_t *state, XKeyEvent *event)
         handled = false;
     }
 
+    forceEmptyPass >>= 1;
+
     return handled;
 }
 
-- 
cgit v1.2.3