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/pstree.c b/procps/pstree.c
index ed1a412..c5fb836 100644
--- a/procps/pstree.c
+++ b/procps/pstree.c
@@ -381,7 +381,7 @@
INIT_G();
- get_terminal_width_height(0, &G.output_width, NULL);
+ G.output_width = get_terminal_width(0);
opt_complementary = "?1";
getopt32(argv, "p");