diff options
| -rw-r--r-- | miscutils/less.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/miscutils/less.c b/miscutils/less.c index 31055a6..79732cc 100644 --- a/miscutils/less.c +++ b/miscutils/less.c @@ -48,8 +48,10 @@ enum { REAL_KEY_LEFT = 'D', REAL_PAGE_UP = '5', REAL_PAGE_DOWN = '6', - REAL_KEY_HOME = '7', + REAL_KEY_HOME = '7', // vt100? linux vt? or what? REAL_KEY_END = '8', + REAL_KEY_HOME_ALT = '1', // ESC [1~ (vt100? linux vt? or what?) + REAL_KEY_END_ALT = '4', // ESC [4~ REAL_KEY_HOME_XTERM = 'H', REAL_KEY_END_XTERM = 'F', @@ -213,9 +215,12 @@ static void read_lines(void) if (errno == EAGAIN && !yielded) { /* We can hit EAGAIN while searching for regexp match. * Yield is not 100% reliable solution in general, - * but for less it should be good enough. - * We give stdin supplier some CPU time to produce more. - * We do it just once. */ + * but for less it should be good enough - + * we give stdin supplier some CPU time to produce + * more input. We do it just once. + * Currently, we do not stop when we found the Nth + * occurrence we were looking for. We read till end + * (or double EAGAIN). TODO? */ sched_yield(); yielded = 1; goto read_again; @@ -638,8 +643,12 @@ static int less_getch(void) return 24 + i; if (input[2] == REAL_KEY_HOME_XTERM) return KEY_HOME; + if (input[2] == REAL_KEY_HOME_ALT) + return KEY_HOME; if (input[2] == REAL_KEY_END_XTERM) return KEY_END; + if (input[2] == REAL_KEY_END_ALT) + return KEY_END; return 0; } /* Reject almost all control chars */ |