From 8ab8295384ace533b8f17260b07e74327995658e Mon Sep 17 00:00:00 2001
From: neal <neal>
Date: Wed, 8 Oct 2008 16:07:58 +0000
Subject: viengoos/

2008-10-08  Neal H. Walfield  <neal@gnu.org>

	* rm.h (enum rm_method_id): Add RM_read.
	(rm_method_id_string): Handle it.
	(read): New RPC.
	* server.c (server_loop): Implement the read RPC.

newlib/

2008-10-08  Neal H. Walfield  <neal@gnu.org>

	* addon/newlib/libc/sys/hurd/readr.c: Include <hurd/rm.h>.
	(read): Implement.
---
 newlib/addon/newlib/libc/sys/hurd/readr.c | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

(limited to 'newlib/addon')

diff --git a/newlib/addon/newlib/libc/sys/hurd/readr.c b/newlib/addon/newlib/libc/sys/hurd/readr.c
index bc1d6a0..1177a41 100644
--- a/newlib/addon/newlib/libc/sys/hurd/readr.c
+++ b/newlib/addon/newlib/libc/sys/hurd/readr.c
@@ -4,11 +4,25 @@
 #include <unistd.h>
 #include <errno.h>
 
+#include <hurd/rm.h>
+
 _ssize_t
 read (int fd, void *buf, size_t cnt)
 {
-  errno = EOPNOTSUPP;
-  return -1;
+  if (fd != 0)
+    {
+      errno = EBADF;
+      return -1;
+    }
+
+  if (cnt == 0)
+    return 0;
+
+  struct io_buffer buffer;
+  rm_read (cnt, &buffer);
+
+  memcpy (buf, buffer.data, buffer.len);
+  return buffer.len;
 }
 
 _ssize_t
-- 
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