From e5888a1ffdae813d7575f5fb02275c6bb07e5199 Mon Sep 17 00:00:00 2001
From: Taru Karttunen <taruti@taruti.net>
Date: Wed, 30 Mar 2011 15:46:40 +0300
Subject: Import sources from 2011-03-30 iso image

---
 sys/src/ape/lib/bsd/ioctl.c | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100755 sys/src/ape/lib/bsd/ioctl.c

(limited to 'sys/src/ape/lib/bsd/ioctl.c')

diff --git a/sys/src/ape/lib/bsd/ioctl.c b/sys/src/ape/lib/bsd/ioctl.c
new file mode 100755
index 000000000..0155de573
--- /dev/null
+++ b/sys/src/ape/lib/bsd/ioctl.c
@@ -0,0 +1,33 @@
+/* posix */
+#include <sys/types.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+#include <string.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+
+/* bsd extensions */
+#include <sys/uio.h>
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+
+int
+ioctl(int fd, unsigned long request, void* arg)
+{
+	struct stat d;
+
+	if(request == FIONREAD) {
+		if(fstat(fd, &d) < 0) {
+			errno = EBADF;
+			return -1;
+		}
+		/* this works if the file is buffered somehow */
+		*(long*)arg = d.st_size;
+		return 0;
+	} else {
+		errno = EINVAL;
+		return -1;
+	}
+}
-- 
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