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authorRoland McGrath <roland@gnu.org>2001-06-14 03:02:30 +0000
committerRoland McGrath <roland@gnu.org>2001-06-14 03:02:30 +0000
commitc0c71388a72ac59d6d3377e5902431bc888b73f6 (patch)
treeb9a63bd8243dba2baaeadf369be2b828363ca8d9 /sysdeps/mach/hurd/pread.c
parente418753ce9f82e7f4c85161d0097fcd5094bcc7b (diff)
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* sysdeps/mach/hurd/pread.c: Fail with EINVAL if OFFSET is negative.
	* sysdeps/mach/hurd/pwrite.c: Likewise.

	* shlib-versions [USE_IN_LIBIO] (.*-.*-gnu-gnu.*): libc=0.3
	[USE_IN_LIBIO && !GLIBC_OLDEST_ABI] (.*-.*-gnu-gnu.*): Use GLIBC_2.2.4
	as default version set.

	(test_ftello): Check for EFBIG and ENOSPC, clean up error messages.
Diffstat (limited to 'sysdeps/mach/hurd/pread.c')
-rw-r--r--sysdeps/mach/hurd/pread.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/sysdeps/mach/hurd/pread.c b/sysdeps/mach/hurd/pread.c
index 6c82846be6..dd69b10ac5 100644
--- a/sysdeps/mach/hurd/pread.c
+++ b/sysdeps/mach/hurd/pread.c
@@ -1,6 +1,6 @@
 /* Read block from given position in file without changing file pointer.
    Hurd version.
-   Copyright (C) 1999 Free Software Foundation, Inc.
+   Copyright (C) 1999,2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -25,8 +25,11 @@
 ssize_t
 __pread (int fd, void *buf, size_t nbytes, off_t offset)
 {
-  error_t err = HURD_FD_USE (fd, _hurd_fd_read (descriptor,
-						buf, &nbytes, offset));
+  error_t err;
+  if (offset < 0)
+    err = EINVAL;
+  else
+    err = HURD_FD_USE (fd, _hurd_fd_read (descriptor, buf, &nbytes, offset));
   return err ? __hurd_dfail (fd, err) : nbytes;
 }
 weak_alias (__pread, pread)