2ec91aead5
function old new delta whoami_main 34 37 +3 logname_main 60 63 +3 hostid_main 35 38 +3 ttysize_main 136 135 -1 nmeter_main 673 672 -1 logger_main 387 386 -1 uuencode_main 330 328 -2 ifupdown_main 2125 2123 -2 mesg_main 158 155 -3 free_main 333 330 -3 cal_main 902 899 -3 acpid_main 443 440 -3 ar_main 196 189 -7 find_main 476 467 -9 ifconfig_main 1235 1221 -14 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/12 up/down: 9/-49) Total: -40 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
45 lines
987 B
C
45 lines
987 B
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* Replacement for "stty size", which is awkward for shell script use.
|
|
* - Allows to request width, height, or both, in any order.
|
|
* - Does not complain on error, but returns width 80, height 24.
|
|
* - Size: less than 200 bytes
|
|
*
|
|
* Copyright (C) 2007 by Denys Vlasenko <vda.linux@googlemail.com>
|
|
*
|
|
* Licensed under the GPL v2, see the file LICENSE in this tarball.
|
|
*/
|
|
#include "libbb.h"
|
|
|
|
int ttysize_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
|
|
int ttysize_main(int argc UNUSED_PARAM, char **argv)
|
|
{
|
|
unsigned w, h;
|
|
struct winsize wsz;
|
|
|
|
w = 80;
|
|
h = 24;
|
|
if (!ioctl(0, TIOCGWINSZ, &wsz)) {
|
|
w = wsz.ws_col;
|
|
h = wsz.ws_row;
|
|
}
|
|
|
|
if (!argv[1]) {
|
|
printf("%u %u", w, h);
|
|
} else {
|
|
const char *fmt, *arg;
|
|
|
|
fmt = "%u %u" + 3; /* "%u" */
|
|
while ((arg = *++argv) != NULL) {
|
|
char c = arg[0];
|
|
if (c == 'w')
|
|
printf(fmt, w);
|
|
if (c == 'h')
|
|
printf(fmt, h);
|
|
fmt = "%u %u" + 2; /* " %u" */
|
|
}
|
|
}
|
|
bb_putchar('\n');
|
|
return 0;
|
|
}
|