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

[Reid Spencer]

Changes in directory llvm/lib/System/Unix:

SysConfig.cpp added (r1.1)
Unix.h updated: 1.3 -> 1.4
---
Log message:

Add a new abstraction, SysConfig for platform independent system
configuration calls. Right now this just contains PreventCoreFiles so that
bugpoint can by platform independent.


---
Diffs of the changes:  (+36 -0)

Index: llvm/lib/System/Unix/SysConfig.cpp
diff -c /dev/null llvm/lib/System/Unix/SysConfig.cpp:1.1
*** /dev/null	Tue Aug 31 12:43:39 2004
--- llvm/lib/System/Unix/SysConfig.cpp	Tue Aug 31 12:43:29 2004
***************
*** 0 ****
--- 1,35 ----
+ //===- SysConfig.cpp - Generic UNIX System Configuration --------*- 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 defines some functions for managing system configuration on Unix
+ // systems.
+ //
+ //===----------------------------------------------------------------------===//
+ 
+ #include "Unix.h"
+ #include <sys/resource.h>
+ 
+ namespace llvm {
+ using namespace sys;
+ 
+ 
+ // Some LLVM programs such as bugpoint produce core files as a normal part of
+ // their operation. To prevent the disk from filling up, this configuration item
+ // does what's necessary to prevent their generation.
+ void PreventCoreFiles() {
+   struct rlimit rlim;
+   rlim.rlim_cur = rlim.rlim_max = 0;
+   int res = setrlimit(RLIMIT_CORE, &rlim);
+   if (res != 0)
+     ThrowErrno("Can't prevent core file generation");
+ }
+ 
+ }
+ 
+ // vim: sw=2 smartindent smarttab tw=80 autoindent expandtab


Index: llvm/lib/System/Unix/Unix.h
diff -u llvm/lib/System/Unix/Unix.h:1.3 llvm/lib/System/Unix/Unix.h:1.4
--- llvm/lib/System/Unix/Unix.h:1.3	Mon Aug 30 11:03:54 2004
+++ llvm/lib/System/Unix/Unix.h	Tue Aug 31 12:43:29 2004
@@ -25,6 +25,7 @@
 #include <sys/types.h>
 #include <sys/param.h>
 #include <assert.h>
+#include <string>
 
 inline void ThrowErrno(const std::string& prefix) {
 #if defined __USE_XOPEN2K || defined __USE_MISC