PoliEcho-holding-org/kern
1
0
Fork 1
mirror of https://github.com/Tom-on64/kern.git synced 2026-11-03 18:22:22 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fixed read() being able to backspace even if there's nothing to backspace

Browse Source
This commit is contained in:
Tom-on
2024-05-19 10:56:17 +02:00
parent 9812f3f58d
commit d22536423c
1 changed files with 2 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/keyboard/keyboard.h
+2 -1
View File
@@ -49,7 +49,8 @@ char* read() {
uint8_t len = 0; uint8_t len = 0;
while ((c = getc()) != '\n') { while ((c = getc()) != '\n') {
if (c == '\b' && len > 0) { if (c == '\b') {
if (len < 1) continue; // Can we backspace?
len--; len--;
putc(c); putc(c);
} else if (len + 1 != MAX_INPUT_LENGTH) { // Check if we can add a new character } else if (len + 1 != MAX_INPUT_LENGTH) { // Check if we can add a new character