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Kernel: Fix \b handling 

Don't clear the character, only move cursor backwards
This commit is contained in:
Bananymous 2025-04-23 06:33:11 +03:00
parent 28bf2d6374
commit 20e17a28cf
2 changed files with 9 additions and 1 deletions
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8
kernel/kernel/Terminal/TTY.cpp
View File

@ -302,6 +302,8 @@ namespace Kernel
ASSERT(m_output.bytes > 0); ASSERT(m_output.bytes > 0);
m_output.bytes--; m_output.bytes--;
putchar('\b'); putchar('\b');
putchar(' ');
putchar('\b');
} }
// Caret notation // Caret notation
else if (last < 32 || last == 127) else if (last < 32 || last == 127)
@ -309,12 +311,18 @@ namespace Kernel
m_output.bytes--; m_output.bytes--;
putchar('\b'); putchar('\b');
putchar('\b'); putchar('\b');
putchar(' ');
putchar(' ');
putchar('\b');
putchar('\b');
} }
// Ascii // Ascii
else else
{ {
m_output.bytes--; m_output.bytes--;
putchar('\b'); putchar('\b');
putchar(' ');
putchar('\b');
} }
} }
} }

2
kernel/kernel/Terminal/VirtualTTY.cpp
View File

@ -411,7 +411,7 @@ namespace Kernel
break; break;
case BS: case BS:
if (m_column > 0) if (m_column > 0)
putchar_at(' ', --m_column, m_row); m_column--;
break; break;
case HT: case HT:
m_column++; m_column++;