libbb: factor out code which queries screen width
function old new delta
get_terminal_width - 17 +17
stty_main 1196 1197 +1
pstree_main 321 319 -2
ls_main 735 731 -4
watch_main 232 225 -7
bb_progress_update 714 706 -8
ps_main 555 543 -12
run_applet_and_exit 708 695 -13
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 1/6 up/down: 18/-46) Total: -28 byte
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/procps/watch.c b/procps/watch.c
index 0397f21..97aa047 100644
--- a/procps/watch.c
+++ b/procps/watch.c
@@ -72,7 +72,7 @@
// STDERR_FILENO is procps3 compat:
// "watch ls 2>/dev/null" does not detect tty size
- get_terminal_width_height(STDERR_FILENO, &new_width, NULL);
+ new_width = get_terminal_width(STDERR_FILENO);
if (new_width != width) {
width = new_width;
free(header);