[Boost-commit] svn:boost r38456 - sandbox/math_toolkit/libs/math/example

From: john_at_[hidden]
Date: 2007-08-05 13:56:02

Author: johnmaddock
Date: 2007-08-05 13:55:54 EDT (Sun, 05 Aug 2007)
New Revision: 38456
URL: http://svn.boost.org/trac/boost/changeset/38456

Log:
Fix filename case.
Added:
   sandbox/math_toolkit/libs/math/example/c_error_policy_example.cpp
      - copied unchanged from r38455, /sandbox/math_toolkit/libs/math/example/C_error_policy_example.cpp
Removed:
   sandbox/math_toolkit/libs/math/example/C_error_policy_example.cpp

Deleted: sandbox/math_toolkit/libs/math/example/C_error_policy_example.cpp
==============================================================================
--- sandbox/math_toolkit/libs/math/example/C_error_policy_example.cpp	2007-08-05 13:55:54 EDT (Sun, 05 Aug 2007)
+++ (empty file)
@@ -1,74 +0,0 @@
-// C_error_policy_example.cpp
-
-// Copyright Paul A. Bristow 2007.
-// Copyright John Maddock 2007.
-
-// Use, modification and distribution are subject to the
-// Boost Software License, Version 1.0.
-// (See accompanying file LICENSE_1_0.txt
-// or copy at http://www.boost.org/LICENSE_1_0.txt)
-
-// Suppose we want a call to tgamma  to behave in a C-compatible way
-// and set global ::errno rather than throw an exception.
-
-#include <boost/math/special_functions/gamma.hpp>
-using boost::math::tgamma;
-
-using boost::math::policies::policy;
-// Possible errors
-using boost::math::policies::overflow_error;
-using boost::math::policies::underflow_error;
-using boost::math::policies::domain_error;
-using boost::math::policies::pole_error;
-using boost::math::policies::denorm_error;
-using boost::math::policies::evaluation_error;
-
-using boost::math::policies::errno_on_error;
-//using boost::math::policies::ignore_error;
-
-//using namespace boost::math::policies;
-//using namespace boost::math;
-
-// Define a policy:
-typedef policy<
-      domain_error<errno_on_error>, // 'bad' arguments.
-      pole_error<errno_on_error>, // argument is pole value.
-      overflow_error<errno_on_error>, // argument value causes overflow.
-      evaluation_error<errno_on_error>  // evaluation does not converge and may be inaccurate, or worse.
-      > C_error_policy;
-
-// std
-#include <iostream>
-	using std::cout;
-	using std::endl;   
-
-int main()
-{
-  // We can achieve this at the function call site
-  // with the previously defined policy C_error_policy.
-  double t = tgamma(4., C_error_policy());
-  cout << "tgamma(4., C_error_policy() = " << t << endl; // 6
-
-  // Alternatively we could use the function make_policy,
-  // provided for convenience,
-  // and define everything at the call site:
-  t = tgamma(4., make_policy(
-         domain_error<errno_on_error>(), 
-         pole_error<errno_on_error>(),
-         overflow_error<errno_on_error>(),
-         evaluation_error<errno_on_error>() 
-      ));
-  cout << "tgamma(4., make_policy( ...) = " << t << endl; // 6
-
-  return 0;
-} // int main()
-
-/*
-
-Output
-
-Autorun "i:\boost-06-05-03-1300\libs\math\test\Math_test\debug\c_error_policy_example.exe"
-tgamma(4., C_error_policy() = 6
-tgamma(4., make_policy( ...) = 6
-
-*/