/* -*- 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 "sal/log.hxx" #include #include namespace { typedef std::vector OStringVec; struct StaticDebugBaseAddressFilter : rtl::StaticWithInit { OStringVec operator()() const { OStringVec vec; rtl_uString * pStr = nullptr; 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 {}; } // 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 ( rFirst == "all" ) return true; OStringVec::const_iterator const iEnd( rVec.end() ); return std::find_if( rVec.begin(), iEnd, [pName] (OString const& it) { return isSubStr(pName, it); }) != 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(rData.m_nCount); bool const bRet = (nSize == nExpected); SAL_WARN_IF( !bRet, "sal.osl", "unexpected number of " << rData.m_pName << ": " << nSize << "; Expected: " << nExpected); 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 const insertion( rData.m_addresses.insert(pObj) ); SAL_WARN_IF(!insertion.second, "sal.osl", "insertion failed!?"); } 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); SAL_WARN_IF(n != 1, "sal.osl", "erased more than 1 entry!?"); } else { osl_atomic_decrement(&rData.m_nCount); } } } // extern "C" /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ -7-5+backports LibreOffice 核心代码仓库文档基金会
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