src/os/linux/vm/os_linux.inline.hpp

rev 13166 : read/write APIs in class os shall return ssize_t

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 1999, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2017, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -131,19 +131,19 @@
 } while(false)
 
 inline bool os::numa_has_static_binding()   { return true; }
 inline bool os::numa_has_group_homing()     { return false;  }
 
-inline size_t os::restartable_read(int fd, void *buf, unsigned int nBytes) {
-  size_t res;
-  RESTARTABLE( (size_t) ::read(fd, buf, (size_t) nBytes), res);
+inline ssize_t os::restartable_read(int fd, void *buf, unsigned int nBytes) {
+  ssize_t res;
+  RESTARTABLE(::read(fd, buf, (size_t) nBytes), res);
   return res;
 }
 
-inline size_t os::write(int fd, const void *buf, unsigned int nBytes) {
-  size_t res;
-  RESTARTABLE((size_t) ::write(fd, buf, (size_t) nBytes), res);
+inline ssize_t os::write(int fd, const void *buf, unsigned int nBytes) {
+  ssize_t res;
+  RESTARTABLE(::write(fd, buf, (size_t) nBytes), res);
   return res;
 }
 
 inline int os::close(int fd) {
   return ::close(fd);