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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include "rtl/strbuf.hxx"
#include "rtl/string.hxx"
#include "rtl/ustring.hxx"
#include "osl/process.h"
#include "osl/diagnose.hxx"
#include "boost/bind.hpp"
#include <vector>
// define own ones, independent of OSL_DEBUG_LEVEL:
#define DEBUGBASE_ENSURE_(c, f, l, m) \
do \
{ \
if (!(c) && _OSL_GLOBAL osl_assertFailedLine(f, l, m)) \
_OSL_GLOBAL osl_breakDebug(); \
} while (0)
#define DEBUGBASE_ENSURE(c, m) DEBUGBASE_ENSURE_(c, OSL_THIS_FILE, __LINE__, m)
namespace {
typedef std::vector<rtl::OString, rtl::Allocator<rtl::OString> > OStringVec;
struct StaticDebugBaseAddressFilter
: rtl::StaticWithInit<OStringVec, StaticDebugBaseAddressFilter> {
OStringVec operator()() const {
OStringVec vec;
rtl_uString * pStr = 0;
rtl::OUString const name(
"OSL_DEBUGBASE_STORE_ADDRESSES" );
if (osl_getEnvironment( name.pData, &pStr ) == osl_Process_E_None) {
rtl::OUString const str(pStr);
rtl_uString_release(pStr);
sal_Int32 nIndex = 0;
do {
vec.push_back( rtl::OUStringToOString(
str.getToken( 0, ';', nIndex ),
RTL_TEXTENCODING_ASCII_US ) );
}
while (nIndex >= 0);
}
return vec;
}
};
inline bool isSubStr( char const* pStr, rtl::OString const& subStr )
{
return rtl_str_indexOfStr( pStr, subStr.getStr() ) >= 0;
}
struct DebugBaseMutex : rtl::Static<osl::Mutex, DebugBaseMutex> {};
} // anon namespace
extern "C" {
// These functions presumably should not be extern "C", but changing
// that would break binary compatibility.
#ifdef __clang__
#pragma clang diagnostic push
// Guard against slightly older clang versions that don't have
// -Wreturn-type-c-linkage...
#pragma clang diagnostic ignored "-Wunknown-pragmas"
#pragma clang diagnostic ignored "-Wreturn-type-c-linkage"
#endif
osl::Mutex & SAL_CALL osl_detail_ObjectRegistry_getMutex()
SAL_THROW_EXTERN_C()
{
return DebugBaseMutex::get();
}
#ifdef __clang__
#pragma clang diagnostic pop
#endif
bool SAL_CALL osl_detail_ObjectRegistry_storeAddresses( char const* pName )
SAL_THROW_EXTERN_C()
{
OStringVec const& rVec = StaticDebugBaseAddressFilter::get();
if (rVec.empty())
return false;
// check for "all":
rtl::OString const& rFirst = rVec[0];
if (rtl_str_compare_WithLength( rFirst.getStr(), rFirst.getLength(),
RTL_CONSTASCII_STRINGPARAM("all") ) == 0)
return true;
OStringVec::const_iterator const iEnd( rVec.end() );
return std::find_if( rVec.begin(), iEnd,
boost::bind( &isSubStr, pName, _1 ) ) != iEnd;
}
bool SAL_CALL osl_detail_ObjectRegistry_checkObjectCount(
osl::detail::ObjectRegistryData const& rData, std::size_t nExpected )
SAL_THROW_EXTERN_C()
{
std::size_t nSize;
if (rData.m_bStoreAddresses)
nSize = rData.m_addresses.size();
else
nSize = static_cast<std::size_t>(rData.m_nCount);
bool const bRet = (nSize == nExpected);
if (! bRet) {
rtl::OStringBuffer buf;
buf.append( "unexpected number of " );
buf.append( rData.m_pName );
buf.append( ": " );
buf.append( static_cast<sal_Int64>(nSize) );
buf.append("; Expected: ");
buf.append( static_cast<sal_Int64>(nExpected) );
DEBUGBASE_ENSURE( false, buf.makeStringAndClear().getStr() );
}
return bRet;
}
void SAL_CALL osl_detail_ObjectRegistry_registerObject(
osl::detail::ObjectRegistryData & rData, void const* pObj )
SAL_THROW_EXTERN_C()
{
if (rData.m_bStoreAddresses) {
osl::MutexGuard const guard( osl_detail_ObjectRegistry_getMutex() );
std::pair<osl::detail::VoidPointerSet::iterator, bool> const insertion(
rData.m_addresses.insert(pObj) );
DEBUGBASE_ENSURE( insertion.second, "### insertion failed!?" );
static_cast<void>(insertion);
}
else {
osl_atomic_increment(&rData.m_nCount);
}
}
void SAL_CALL osl_detail_ObjectRegistry_revokeObject(
osl::detail::ObjectRegistryData & rData, void const* pObj )
SAL_THROW_EXTERN_C()
{
if (rData.m_bStoreAddresses) {
osl::MutexGuard const guard( osl_detail_ObjectRegistry_getMutex() );
std::size_t const n = rData.m_addresses.erase(pObj);
DEBUGBASE_ENSURE( n == 1, "erased more than 1 entry!?" );
static_cast<void>(n);
}
else {
osl_atomic_decrement(&rData.m_nCount);
}
}
} // extern "C"
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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