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authorH. Peter Anvin <hpa@zytor.com>2006-09-16 16:29:08 -0700
committerH. Peter Anvin <hpa@zytor.com>2006-09-16 16:29:08 -0700
commite1513d5d07e0b78316414731c550d3248d09bd19 (patch)
tree37158094bb4987617860efdb1a47767cc7c397e0
parent299884750e87e05c9d804e7f0fbcb08e02b37a8d (diff)
downloadsyslinux-3.30-pre10.tar.gz
syslinux-3.30-pre10.tar.xz
syslinux-3.30-pre10.zip
Add file missing from previous commitsyslinux-3.30-pre10
-rw-r--r--com32/lib/sys/screensize.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/com32/lib/sys/screensize.c b/com32/lib/sys/screensize.c
new file mode 100644
index 00000000..5a0d5aeb
--- /dev/null
+++ b/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;
+}