mirror of
https://github.com/sheumann/hush.git
synced 2024-12-23 05:29:58 +00:00
45 lines
947 B
C
45 lines
947 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);
|
|
int ttysize_main(int argc, 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 (argc == 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" */
|
|
}
|
|
}
|
|
putchar('\n');
|
|
return 0;
|
|
}
|