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// -*- C++ -*-
// Utility subroutines for the C++ library testsuite.
//
// Copyright (C) 2002, 2003 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2, or (at your option)
// any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
//
// As a special exception, you may use this file as part of a free software
// library without restriction. Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License. This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
#include <testsuite_hooks.h>
#ifdef _GLIBCXX_MEM_LIMITS
#include <unistd.h>
#include <sys/time.h>
#include <sys/resource.h>
#endif
#include <list>
#include <string>
#include <stdexcept>
#include <clocale>
#include <locale>
#include <cxxabi.h>
namespace __gnu_test
{
#ifdef _GLIBCXX_MEM_LIMITS
void
set_memory_limits(float size)
{
struct rlimit r;
// Cater to the absence of rlim_t.
__typeof__ (r.rlim_cur) limit = (__typeof__ (r.rlim_cur))(size * 1048576);
// Heap size, seems to be common.
#if _GLIBCXX_HAVE_MEMLIMIT_DATA
getrlimit(RLIMIT_DATA, &r);
r.rlim_cur = limit;
setrlimit(RLIMIT_DATA, &r);
#endif
// Resident set size.
#if _GLIBCXX_HAVE_MEMLIMIT_RSS
getrlimit(RLIMIT_RSS, &r);
r.rlim_cur = limit;
setrlimit(RLIMIT_RSS, &r);
#endif
// Mapped memory (brk + mmap).
#if _GLIBCXX_HAVE_MEMLIMIT_VMEM
getrlimit(RLIMIT_VMEM, &r);
r.rlim_cur = limit;
setrlimit(RLIMIT_VMEM, &r);
#endif
// Virtual memory.
#if _GLIBCXX_HAVE_MEMLIMIT_AS
getrlimit(RLIMIT_AS, &r);
r.rlim_cur = limit;
setrlimit(RLIMIT_AS, &r);
#endif
}
#else
void
set_memory_limits(float) { }
#endif
void
verify_demangle(const char* mangled, const char* wanted)
{
int status = 0;
const char* s = abi::__cxa_demangle(mangled, 0, 0, &status);
if (!s)
{
switch (status)
{
case 0:
s = "error code = 0: success";
break;
case -1:
s = "error code = -1: memory allocation failure";
break;
case -2:
s = "error code = -2: invalid mangled name";
break;
case -3:
s = "error code = -3: invalid arguments";
break;
default:
s = "error code unknown - who knows what happened";
}
}
std::string w(wanted);
if (w != s)
throw std::runtime_error(s);
}
// Useful exceptions.
class locale_data : public std::runtime_error
{
public:
explicit
locale_data(const std::string& __arg) : runtime_error(__arg) { }
};
class environment_variable: public std::runtime_error
{
public:
explicit
environment_variable(const std::string& __arg) : runtime_error(__arg) { }
};
class not_found : public std::runtime_error
{
public:
explicit
not_found(const std::string& __arg) : runtime_error(__arg) { }
};
void
run_tests_wrapped_locale(const char* name, const func_callback& l)
{
using namespace std;
bool test = true;
// Set the global locale.
locale loc_name = try_named_locale(name);
locale orig = locale::global(loc_name);
const char* res = setlocale(LC_ALL, name);
if (res != NULL)
{
string preLC_ALL = res;
for (func_callback::const_iterator i = l.begin(); i != l.end(); ++i)
(*i)();
string postLC_ALL= setlocale(LC_ALL, NULL);
VERIFY( preLC_ALL == postLC_ALL );
}
else
throw environment_variable(string("LC_ALL for ") + string(name));
}
void
run_tests_wrapped_env(const char* name, const char* env,
const func_callback& l)
{
using namespace std;
bool test = true;
#ifdef _GLIBCXX_HAVE_SETENV
// Set the global locale.
locale loc_name = try_named_locale(name);
locale orig = locale::global(loc_name);
// Set environment variable env to value in name.
const char* oldENV = getenv(env);
if (!setenv(env, name, 1))
{
for (func_callback::const_iterator i = l.begin(); i != l.end(); ++i)
(*i)();
setenv(env, oldENV ? oldENV : "", 1);
}
else
throw environment_variable(string(env) + string(" to ") + string(name));
#endif
}
std::locale
try_named_locale(const char* name)
{
try
{
return std::locale(name);
}
catch (std::runtime_error& ex)
{
// Thrown by generic and gnu implemenation if named locale fails.
if (std::strstr(ex.what(), "name not valid"))
exit(0);
else
throw;
}
}
counter::size_type counter::count = 0;
unsigned int copy_constructor::count_ = 0;
unsigned int copy_constructor::throw_on_ = 0;
unsigned int assignment_operator::count_ = 0;
unsigned int assignment_operator::throw_on_ = 0;
unsigned int destructor::_M_count = 0;
int copy_tracker::next_id_ = 0;
}; // namespace __cxx_test
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