From e16866e072f94410321d70daedbcb855ea878cac Mon Sep 17 00:00:00 2001 From: Timothy Pearson Date: Sun, 6 Nov 2011 15:56:40 -0600 Subject: Actually move the kde files that were renamed in the last commit --- kdecore/ksycoca.cpp | 528 ---------------------------------------------------- 1 file changed, 528 deletions(-) delete mode 100644 kdecore/ksycoca.cpp (limited to 'kdecore/ksycoca.cpp') diff --git a/kdecore/ksycoca.cpp b/kdecore/ksycoca.cpp deleted file mode 100644 index 3a655d617..000000000 --- a/kdecore/ksycoca.cpp +++ /dev/null @@ -1,528 +0,0 @@ -/* This file is part of the KDE libraries - * Copyright (C) 1999-2000 Waldo Bastian - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License version 2 as published by the Free Software Foundation; - * - * 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 - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public License - * along with this library; see the file COPYING.LIB. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - * Boston, MA 02110-1301, USA. - **/ - -#include "config.h" - -#include "ksycoca.h" -#include "ksycocatype.h" -#include "ksycocafactory.h" - -#include -#include -#include - -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include - -#ifdef HAVE_SYS_MMAN_H -#include -#endif - -#ifdef Q_OS_SOLARIS -extern "C" -{ - extern int madvise(caddr_t, size_t, int); -} -#endif - -#ifndef MAP_FAILED -#define MAP_FAILED ((void *) -1) -#endif - -template class TQPtrList; - -// The following limitations are in place: -// Maximum length of a single string: 8192 bytes -// Maximum length of a string list: 1024 strings -// Maximum number of entries: 8192 -// -// The purpose of these limitations is to limit the impact -// of database corruption. - -class KSycocaPrivate { -public: - KSycocaPrivate() { - database = 0; - readError = false; - updateSig = 0; - autoRebuild = true; - } - TQFile *database; - TQStringList changeList; - TQString language; - bool readError; - bool autoRebuild; - TQ_UINT32 updateSig; - TQStringList allResourceDirs; -}; - -int KSycoca::version() -{ - return KSYCOCA_VERSION; -} - -// Read-only constructor -KSycoca::KSycoca() - : DCOPObject("ksycoca"), m_lstFactories(0), m_str(0), m_barray(0), bNoDatabase(false), - m_sycoca_size(0), m_sycoca_mmap(0), m_timeStamp(0) -{ - d = new KSycocaPrivate; - // Register app as able to receive DCOP messages - if (kapp && !kapp->dcopClient()->isAttached()) - { - kapp->dcopClient()->attach(); - } - // We register with DCOP _before_ we try to open the database. - // This way we can be relative sure that the KDE framework is - // up and running (tdeinit, dcopserver, klaucnher, kded) and - // that the database is up to date. - openDatabase(); - _self = this; -} - -bool KSycoca::openDatabase( bool openDummyIfNotFound ) -{ - bool result = true; - - m_sycoca_mmap = 0; - m_str = 0; - m_barray = 0; - TQString path; - TQCString ksycoca_env = getenv("KDESYCOCA"); - if (ksycoca_env.isEmpty()) - path = KGlobal::dirs()->saveLocation("cache") + "ksycoca"; - else - path = TQFile::decodeName(ksycoca_env); - - kdDebug(7011) << "Trying to open ksycoca from " << path << endl; - TQFile *database = new TQFile(path); - bool bOpen = database->open( IO_ReadOnly ); - if (!bOpen) - { - path = locate("services", "ksycoca"); - if (!path.isEmpty()) - { - kdDebug(7011) << "Trying to open global ksycoca from " << path << endl; - delete database; - database = new TQFile(path); - bOpen = database->open( IO_ReadOnly ); - } - } - - if (bOpen) - { - fcntl(database->handle(), F_SETFD, FD_CLOEXEC); - m_sycoca_size = database->size(); -#ifdef HAVE_MMAP - m_sycoca_mmap = (const char *) mmap(0, m_sycoca_size, - PROT_READ, MAP_SHARED, - database->handle(), 0); - /* POSIX mandates only MAP_FAILED, but we are paranoid so check for - null pointer too. */ - if (m_sycoca_mmap == (const char*) MAP_FAILED || m_sycoca_mmap == 0) - { - kdDebug(7011) << "mmap failed. (length = " << m_sycoca_size << ")" << endl; -#endif - m_str = new TQDataStream(database); -#ifdef HAVE_MMAP - } - else - { -#ifdef HAVE_MADVISE - (void) madvise((char*)m_sycoca_mmap, m_sycoca_size, MADV_WILLNEED); -#endif - m_barray = new TQByteArray(); - m_barray->setRawData(m_sycoca_mmap, m_sycoca_size); - TQBuffer *buffer = new TQBuffer( *m_barray ); - buffer->open(IO_ReadWrite); - m_str = new TQDataStream( buffer); - } -#endif - bNoDatabase = false; - } - else - { - kdDebug(7011) << "Could not open ksycoca" << endl; - - // No database file - delete database; - database = 0; - - bNoDatabase = true; - if (openDummyIfNotFound) - { - // We open a dummy database instead. - //kdDebug(7011) << "No database, opening a dummy one." << endl; - TQBuffer *buffer = new TQBuffer(); - buffer->tqsetBufferFromCopy(TQByteArray()); - buffer->open(IO_ReadWrite); - m_str = new TQDataStream( buffer); - (*m_str) << (TQ_INT32) KSYCOCA_VERSION; - (*m_str) << (TQ_INT32) 0; - } - else - { - result = false; - } - } - m_lstFactories = new KSycocaFactoryList(); - m_lstFactories->setAutoDelete( true ); - d->database = database; - return result; -} - -// Read-write constructor - only for KBuildSycoca -KSycoca::KSycoca( bool /* dummy */ ) - : DCOPObject("ksycoca_building"), m_lstFactories(0), m_str(0), m_barray(0), bNoDatabase(false), - m_sycoca_size(0), m_sycoca_mmap(0) -{ - d = new KSycocaPrivate; - m_lstFactories = new KSycocaFactoryList(); - m_lstFactories->setAutoDelete( true ); - _self = this; -} - -static void delete_ksycoca_self() { - delete KSycoca::_self; -} - -KSycoca * KSycoca::self() -{ - if (!_self) { - qAddPostRoutine(delete_ksycoca_self); - _self = new KSycoca(); - } - return _self; -} - -KSycoca::~KSycoca() -{ - closeDatabase(); - delete d; - _self = 0L; -} - -void KSycoca::closeDatabase() -{ - QIODevice *device = 0; - if (m_str) - device = m_str->tqdevice(); -#ifdef HAVE_MMAP - if (device && m_sycoca_mmap) - { - TQBuffer *buf = static_cast(device); - buf->buffer().resetRawData(m_sycoca_mmap, m_sycoca_size); - // Solaris has munmap(char*, size_t) and everything else should - // be happy with a char* for munmap(void*, size_t) - munmap((char*) m_sycoca_mmap, m_sycoca_size); - m_sycoca_mmap = 0; - } -#endif - - delete m_str; - m_str = 0; - delete device; - if (TQT_TQIODEVICE(d->database) != device) - delete d->database; - if (m_barray) delete m_barray; - m_barray = 0; - device = 0; - d->database = 0; - // It is very important to delete all factories here - // since they cache information about the database file - delete m_lstFactories; - m_lstFactories = 0L; -} - -void KSycoca::addFactory( KSycocaFactory *factory ) -{ - assert(m_lstFactories); - m_lstFactories->append(factory); -} - -bool KSycoca::isChanged(const char *type) -{ - return self()->d->changeList.contains(type); -} - -void KSycoca::notifyDatabaseChanged(const TQStringList &changeList) -{ - d->changeList = changeList; - //kdDebug(7011) << "got a notifyDatabaseChanged signal !" << endl; - // kded tells us the database file changed - // Close the database and forget all about what we knew - // The next call to any public method will recreate - // everything that's needed. - closeDatabase(); - - // Now notify applications - emit databaseChanged(); -} - -TQDataStream * KSycoca::findEntry(int offset, KSycocaType &type) -{ - if ( !m_str ) - openDatabase(); - //kdDebug(7011) << TQString("KSycoca::_findEntry(offset=%1)").arg(offset,8,16) << endl; - m_str->tqdevice()->tqat(offset); - TQ_INT32 aType; - (*m_str) >> aType; - type = (KSycocaType) aType; - //kdDebug(7011) << TQString("KSycoca::found type %1").arg(aType) << endl; - return m_str; -} - -bool KSycoca::checkVersion(bool abortOnError) -{ - if ( !m_str ) - { - if( !openDatabase(false /* don't open dummy db if not found */) ) - return false; // No database found - - // We should never get here... if a database was found then m_str shouldn't be 0L. - assert(m_str); - } - m_str->tqdevice()->tqat(0); - TQ_INT32 aVersion; - (*m_str) >> aVersion; - if ( aVersion < KSYCOCA_VERSION ) - { - kdWarning(7011) << "Found version " << aVersion << ", expecting version " << KSYCOCA_VERSION << " or higher." << endl; - if (!abortOnError) return false; - kdError(7011) << "Outdated database ! Stop kded and restart it !" << endl; - abort(); - } - return true; -} - -TQDataStream * KSycoca::findFactory(KSycocaFactoryId id) -{ - // The constructor found no database, but we want one - if (bNoDatabase) - { - closeDatabase(); // close the dummy one - // Check if new database already available - if ( !openDatabase(false /* no dummy one*/) ) - { - static bool triedLaunchingKdeinit = false; - if (!triedLaunchingKdeinit) // try only once - { - triedLaunchingKdeinit = true; - kdDebug(7011) << "findFactory: we have no database.... launching tdeinit" << endl; - KApplication::startKdeinit(); - // Ok, the new database should be here now, open it. - } - if (!openDatabase(false)) - return 0L; // Still no database - uh oh - } - } - // rewind and check - if (!checkVersion(false)) - { - kdWarning(7011) << "Outdated database found" << endl; - return 0L; - } - TQ_INT32 aId; - TQ_INT32 aOffset; - while(true) - { - (*m_str) >> aId; - //kdDebug(7011) << TQString("KSycoca::findFactory : found factory %1").arg(aId) << endl; - if (aId == 0) - { - kdError(7011) << "Error, KSycocaFactory (id = " << int(id) << ") not found!" << endl; - break; - } - (*m_str) >> aOffset; - if (aId == id) - { - //kdDebug(7011) << TQString("KSycoca::findFactory(%1) offset %2").arg((int)id).arg(aOffset) << endl; - m_str->tqdevice()->tqat(aOffset); - return m_str; - } - } - return 0; -} - -TQString KSycoca::kfsstnd_prefixes() -{ - if (bNoDatabase) return ""; - if (!checkVersion(false)) return ""; - TQ_INT32 aId; - TQ_INT32 aOffset; - // skip factories offsets - while(true) - { - (*m_str) >> aId; - if ( aId ) - (*m_str) >> aOffset; - else - break; // just read 0 - } - // We now point to the header - TQString prefixes; - KSycocaEntry::read(*m_str, prefixes); - (*m_str) >> m_timeStamp; - KSycocaEntry::read(*m_str, d->language); - (*m_str) >> d->updateSig; - KSycocaEntry::read(*m_str, d->allResourceDirs); - return prefixes; -} - -TQ_UINT32 KSycoca::timeStamp() -{ - if (!m_timeStamp) - (void) kfsstnd_prefixes(); - return m_timeStamp; -} - -TQ_UINT32 KSycoca::updateSignature() -{ - if (!m_timeStamp) - (void) kfsstnd_prefixes(); - return d->updateSig; -} - -TQString KSycoca::language() -{ - if (d->language.isEmpty()) - (void) kfsstnd_prefixes(); - return d->language; -} - -TQStringList KSycoca::allResourceDirs() -{ - if (!m_timeStamp) - (void) kfsstnd_prefixes(); - return d->allResourceDirs; -} - -TQString KSycoca::determineRelativePath( const TQString & _fullpath, const char *_resource ) -{ - TQString sRelativeFilePath; - TQStringList dirs = KGlobal::dirs()->resourceDirs( _resource ); - TQStringList::ConstIterator dirsit = dirs.begin(); - for ( ; dirsit != dirs.end() && sRelativeFilePath.isEmpty(); ++dirsit ) { - // might need canonicalPath() ... - if ( _fullpath.find( *dirsit ) == 0 ) // path is dirs + relativePath - sRelativeFilePath = _fullpath.mid( (*dirsit).length() ); // skip appsdirs - } - if ( sRelativeFilePath.isEmpty() ) - kdFatal(7011) << TQString(TQString("Couldn't find %1 in any %2 dir !!!").arg( _fullpath ).arg( _resource)) << endl; - //else - // debug code - //kdDebug(7011) << sRelativeFilePath << endl; - return sRelativeFilePath; -} - -KSycoca * KSycoca::_self = 0L; - -void KSycoca::flagError() -{ - qWarning("ERROR: KSycoca database corruption!"); - if (_self) - { - if (_self->d->readError) - return; - _self->d->readError = true; - if (_self->d->autoRebuild) - if(system("kbuildsycoca") < 0) // Rebuild the damned thing. - qWarning("ERROR: Running KSycoca failed."); - } -} - -void KSycoca::disableAutoRebuild() -{ - d->autoRebuild = false; -} - -bool KSycoca::readError() -{ - bool b = false; - if (_self) - { - b = _self->d->readError; - _self->d->readError = false; - } - return b; -} - -void KSycocaEntry::read( TQDataStream &s, TQString &str ) -{ - TQ_UINT32 bytes; - s >> bytes; // read size of string - if ( bytes > 8192 ) { // null string or too big - if (bytes != 0xffffffff) - KSycoca::flagError(); - str = TQString::null; - } - else if ( bytes > 0 ) { // not empty - int bt = bytes/2; - str.setLength( bt ); - TQChar* ch = (TQChar *) str.tqunicode(); - char t[8192]; - char *b = t; - s.readRawBytes( b, bytes ); - while ( bt-- ) { - *ch++ = (ushort) (((ushort)b[0])<<8) | (uchar)b[1]; - b += 2; - } - } else { - str = ""; - } -} - -void KSycocaEntry::read( TQDataStream &s, TQStringList &list ) -{ - list.clear(); - TQ_UINT32 count; - s >> count; // read size of list - if (count >= 1024) - { - KSycoca::flagError(); - return; - } - for(TQ_UINT32 i = 0; i < count; i++) - { - TQString str; - read(s, str); - list.append( str ); - if (s.atEnd()) - { - KSycoca::flagError(); - return; - } - } -} - -void KSycoca::virtual_hook( int id, void* data ) -{ DCOPObject::virtual_hook( id, data ); } - -void KSycocaEntry::virtual_hook( int, void* ) -{ /*BASE::virtual_hook( id, data );*/ } - -#include "ksycoca.moc" -- cgit v1.2.1