projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| 92c0fc34 VS |
1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/common/threadinfo.cpp | |
| 3 | // Purpose: declaration of wxThreadSpecificInfo: thread-specific information | |
| 4 | // Author: Vaclav Slavik | |
| 5 | // Created: 2013-09-14 | |
| 6 | // Copyright: (c) 2013 Vaclav Slavik <vslavik@fastmail.fm> | |
| 7 | // Licence: wxWindows licence | |
| 8 | /////////////////////////////////////////////////////////////////////////////// | |
| 9 | ||
| 10 | // For compilers that support precompilation, includes "wx.h". | |
| 11 | #include "wx/wxprec.h" | |
| 12 | ||
| 13 | #if defined(__BORLANDC__) | |
| 14 | #pragma hdrstop | |
| 15 | #endif | |
| 16 | ||
| 17 | #include "wx/private/threadinfo.h" | |
| 18 | ||
| 19 | #if wxUSE_THREADS | |
| 20 | ||
| 21 | #include "wx/tls.h" | |
| 22 | #include "wx/thread.h" | |
| 23 | #include "wx/sharedptr.h" | |
| 24 | #include "wx/vector.h" | |
| 25 | ||
| 26 | namespace | |
| 27 | { | |
| 28 | ||
| 29 | // All thread info objects are stored in a global list so that they are | |
| 30 | // freed when global objects are destroyed and no memory leaks are reported. | |
| 92c0fc34 | 31 | wxCriticalSection g_csAllThreadInfos; |
| 52784696 VS |
32 | typedef wxVector< wxSharedPtr<wxThreadSpecificInfo> > wxAllThreadInfos; |
| 33 | wxAllThreadInfos g_allThreadInfos; | |
| 92c0fc34 VS |
34 | |
| 35 | // Pointer to currenct thread's instance | |
| 36 | wxTLS_TYPE(wxThreadSpecificInfo*) g_thisThreadInfo; | |
| 37 | ||
| 38 | } // anonymous namespace | |
| 39 | ||
| 40 | ||
| 41 | wxThreadSpecificInfo& wxThreadSpecificInfo::Get() | |
| 42 | { | |
| 43 | if ( !wxTLS_VALUE(g_thisThreadInfo) ) | |
| 44 | { | |
| 45 | wxTLS_VALUE(g_thisThreadInfo) = new wxThreadSpecificInfo; | |
| 46 | wxCriticalSectionLocker lock(g_csAllThreadInfos); | |
| 47 | g_allThreadInfos.push_back( | |
| 48 | wxSharedPtr<wxThreadSpecificInfo>(wxTLS_VALUE(g_thisThreadInfo))); | |
| 49 | } | |
| 50 | return *wxTLS_VALUE(g_thisThreadInfo); | |
| 51 | } | |
| 52 | ||
| 52784696 VS |
53 | void wxThreadSpecificInfo::ThreadCleanUp() |
| 54 | { | |
| 55 | if ( !wxTLS_VALUE(g_thisThreadInfo) ) | |
| 56 | return; // nothing to do, not used by this thread at all | |
| 57 | ||
| 58 | // find this thread's instance in g_allThreadInfos and destroy it | |
| 59 | wxCriticalSectionLocker lock(g_csAllThreadInfos); | |
| 60 | for ( wxAllThreadInfos::iterator i = g_allThreadInfos.begin(); | |
| 61 | i != g_allThreadInfos.end(); | |
| 62 | ++i ) | |
| 63 | { | |
| 64 | if ( i->get() == wxTLS_VALUE(g_thisThreadInfo) ) | |
| 65 | { | |
| 66 | g_allThreadInfos.erase(i); | |
| 67 | wxTLS_VALUE(g_thisThreadInfo) = NULL; | |
| 68 | break; | |
| 69 | } | |
| 70 | } | |
| 71 | } | |
| 72 | ||
| 92c0fc34 VS |
73 | #else // !wxUSE_THREADS |
| 74 | ||
| 75 | wxThreadSpecificInfo& wxThreadSpecificInfo::Get() | |
| 76 | { | |
| 77 | static wxThreadSpecificInfo s_instance; | |
| 78 | return s_instance; | |
| 79 | } | |
| 80 | ||
| 81 | #endif // wxUSE_THREADS/wxUSE_THREADS |