diff options
Diffstat (limited to 'contrib/syslinux-4.02/com32/lib/sys/screensize.c')
-rw-r--r-- | contrib/syslinux-4.02/com32/lib/sys/screensize.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/contrib/syslinux-4.02/com32/lib/sys/screensize.c b/contrib/syslinux-4.02/com32/lib/sys/screensize.c new file mode 100644 index 0000000..340227c --- /dev/null +++ b/contrib/syslinux-4.02/com32/lib/sys/screensize.c @@ -0,0 +1,23 @@ +#include <unistd.h> +#include <errno.h> +#include "file.h" + +int getscreensize(int fd, int *rows, int *cols) +{ + struct file_info *fp = &__file_info[fd]; + + if (fd >= NFILES || !fp->iop) { + errno = EBADF; + return -1; + } + + *rows = fp->o.rows; + *cols = fp->o.cols; + + if (!rows || !cols) { + errno = ENOTTY; + return -1; + } + + return 0; +} |