Add file missing from previous commitsyslinux-3.30-pre10

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;
+}