Implementation of Process concept for SUSv2 platforms.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16288 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 31 insertions, 0 deletions

diff --git a/lib/System/Unix/SUS/Process.cpp b/lib/System/Unix/SUS/Process.cpp
new file mode 100644
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--- /dev/null
+++ b/lib/System/Unix/SUS/Process.cpp
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+//===- Unix/SUS/Process.cpp - Linux Process Implementation ---- -*- C++ -*-===//
+// 
+//                     The LLVM Compiler Infrastructure
+//
+// This file was developed by Reid Spencer and is distributed under the 
+// University of Illinois Open Source License. See LICENSE.TXT for details.
+// 
+//===----------------------------------------------------------------------===//
+//
+// This file provides the Linux specific implementation of the Process class.
+//
+//===----------------------------------------------------------------------===//
+
+#include <unistd.h>
+
+//===----------------------------------------------------------------------===//
+//=== WARNING: Implementation here must contain only code specific to the 
+//===          SUS (Single Unix Specification).
+//===----------------------------------------------------------------------===//
+
+namespace llvm {
+using namespace sys;
+
+unsigned 
+Process::GetPageSize() {
+  static const long page_size = sysconf(_SC_PAGE_SIZE);
+  return static_cast<unsigned>(page_size);
+}
+
+}
+// vim: sw=2 smartindent smarttab tw=80 autoindent expandtab