[llvm-commits] CVS: llvm/lib/System/Unix/Process.cpp

Reid Spencer reid at x10sys.com
Fri Sep 10 23:57:07 CDT 2004



Changes in directory llvm/lib/System/Unix:

Process.cpp added (r1.1)
---
Log message:

Provide a generic unix implementation of the Process abstraction.


---
Diffs of the changes:  (+34 -0)

Index: llvm/lib/System/Unix/Process.cpp
diff -c /dev/null llvm/lib/System/Unix/Process.cpp:1.1
*** /dev/null	Fri Sep 10 23:57:06 2004
--- llvm/lib/System/Unix/Process.cpp	Fri Sep 10 23:56:56 2004
***************
*** 0 ****
--- 1,34 ----
+ //===- Unix/Process.cpp - Unix 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 generic Unix implementation of the Process class.
+ //
+ //===----------------------------------------------------------------------===//
+ 
+ #include <unistd.h>
+ 
+ //===----------------------------------------------------------------------===//
+ //=== WARNING: Implementation here must contain only generic UNIX code that
+ //===          is guaranteed to work on *all* UNIX variants.
+ //===----------------------------------------------------------------------===//
+ 
+ namespace llvm {
+ using namespace sys;
+ 
+ unsigned 
+ Process::GetPageSize() {
+   // NOTE: The getpagesize function doesn't exist in POSIX 1003.1 and is 
+   // "deprecated" in SUSv2. Platforms including this implementation should
+   // consider sysconf(_SC_PAGE_SIZE) if its available. 
+   static const int page_size = getpagesize();
+   return static_cast<unsigned>(page_size);
+ }
+ 
+ }
+ // vim: sw=2 smartindent smarttab tw=80 autoindent expandtab






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