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readline: Clear screen on form feed. 

Signed-off-by: Hani Benhabiles <hani@linux.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
This commit is contained in:
Hani Benhabiles 2014-06-01 12:53:35 +01:00 committed by Luiz Capitulino
parent b21631f3b5
commit 075ccb6cd3
1 changed files with 9 additions and 0 deletions
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9
util/readline.c
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@ -351,6 +351,12 @@ static void readline_completion(ReadLineState *rs)
} }
} }
static void readline_clear_screen(ReadLineState *rs)
{
rs->printf_func(rs->opaque, "\033[2J\033[1;1H");
readline_show_prompt(rs);
}
/* return true if command handled */ /* return true if command handled */
void readline_handle_byte(ReadLineState *rs, int ch) void readline_handle_byte(ReadLineState *rs, int ch)
{ {
@ -369,6 +375,9 @@ void readline_handle_byte(ReadLineState *rs, int ch)
case 9: case 9:
readline_completion(rs); readline_completion(rs);
break; break;
case 12:
readline_clear_screen(rs);
break;
case 10: case 10:
case 13: case 13:
rs->cmd_buf[rs->cmd_buf_size] = '\0'; rs->cmd_buf[rs->cmd_buf_size] = '\0';