diff options
Diffstat (limited to 'libbb/get_terminal_width_height.c')
| -rw-r--r-- | libbb/get_terminal_width_height.c | 29 |
1 files changed, 7 insertions, 22 deletions
diff --git a/libbb/get_terminal_width_height.c b/libbb/get_terminal_width_height.c index 7a1af6dc1..ce3e83c0c 100644 --- a/libbb/get_terminal_width_height.c +++ b/libbb/get_terminal_width_height.c @@ -29,30 +29,15 @@ #include "busybox.h" /* It is perfectly ok to pass in a NULL for either width or for - * height, in which case that value will not be set. It is also - * perfectly ok to have CONFIG_FEATURE_AUTOWIDTH disabled, in - * which case you will always get 80x24 */ -void get_terminal_width_height(int fd, int *width, int *height) + * height, in which case that value will not be set. */ +int get_terminal_width_height(int fd, int *width, int *height) { struct winsize win = { 0, 0, 0, 0 }; -#ifdef CONFIG_FEATURE_AUTOWIDTH - if (ioctl(fd, TIOCGWINSZ, &win) != 0) { - win.ws_row = 24; - win.ws_col = 80; - } -#endif - if (win.ws_row <= 1) { - win.ws_row = 24; - } - if (win.ws_col <= 1) { - win.ws_col = 80; - } - if (height) { - *height = (int) win.ws_row; - } - if (width) { - *width = (int) win.ws_col; - } + int ret = ioctl(fd, TIOCGWINSZ, &win); + if (win.ws_row <= 1) win.ws_row = 24; + if (win.ws_col <= 1) win.ws_col = 80; + if (height) *height = (int) win.ws_row; + if (width) *width = (int) win.ws_col; } /* END CODE */ |