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Make /bin/clear work again.

After I made stdio buffered, we were dropping anything unflushed on exit.
Since /bin/clear just prints out some escape sequences without a newline,
the entire buffer was being discarded.

Also add VirtualConsole::clear() that handles clearing of background VC's.
This commit is contained in:
Andreas Kling 2018-11-10 00:56:10 +01:00
parent 3e3de67f02
commit 8605711f4b
4 changed files with 19 additions and 3 deletions

View file

@ -43,6 +43,8 @@ private:
void escape$s(const Vector<unsigned>&);
void escape$u(const Vector<unsigned>&);
void clear();
const byte m_rows { 25 };
const byte m_columns { 80 };
byte m_cursor_row { 0 };