| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: thread.cpp |
| 3 | // Purpose: Solaris thread support |
| 4 | // Author: Guilhem Lavaux |
| 5 | // Modified by: |
| 6 | // Created: 04/22/98 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) Wolfram Gloger (1996, 1997); Guilhem Lavaux (1998) |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifdef __GNUG__ |
| 13 | #pragma implementation "thread.h" |
| 14 | #endif |
| 15 | |
| 16 | #include "wx/wx.h" |
| 17 | #include "wx/module.h" |
| 18 | #include "wx/thread.h" |
| 19 | #include "wx/log.h" |
| 20 | |
| 21 | wxMutex::wxMutex() |
| 22 | { |
| 23 | m_locked = 0; |
| 24 | } |
| 25 | |
| 26 | wxMutex::~wxMutex() |
| 27 | { |
| 28 | if (m_locked) |
| 29 | wxLogDebug( "wxMutex warning: destroying a locked mutex (%d locks)", m_locked ); |
| 30 | } |
| 31 | |
| 32 | wxMutexError wxMutex::Lock() |
| 33 | { |
| 34 | m_locked++; |
| 35 | return wxMUTEX_NO_ERROR; |
| 36 | } |
| 37 | |
| 38 | wxMutexError wxMutex::TryLock() |
| 39 | { |
| 40 | if (m_locked > 0) |
| 41 | return wxMUTEX_BUSY; |
| 42 | m_locked++; |
| 43 | return wxMUTEX_NO_ERROR; |
| 44 | } |
| 45 | |
| 46 | wxMutexError wxMutex::Unlock() |
| 47 | { |
| 48 | if (m_locked == 0) |
| 49 | return wxMUTEX_UNLOCKED; |
| 50 | m_locked--; |
| 51 | return wxMUTEX_NO_ERROR; |
| 52 | } |
| 53 | |
| 54 | wxCondition::wxCondition() |
| 55 | { |
| 56 | } |
| 57 | |
| 58 | wxCondition::~wxCondition() |
| 59 | { |
| 60 | } |
| 61 | |
| 62 | void wxCondition::Wait(wxMutex& WXUNUSED(mutex)) |
| 63 | { |
| 64 | } |
| 65 | |
| 66 | bool wxCondition::Wait(wxMutex& WXUNUSED(mutex), unsigned long WXUNUSED(sec), |
| 67 | unsigned long WXUNUSED(nsec)) |
| 68 | { |
| 69 | return FALSE; |
| 70 | } |
| 71 | |
| 72 | void wxCondition::Signal() |
| 73 | { |
| 74 | } |
| 75 | |
| 76 | void wxCondition::Broadcast() |
| 77 | { |
| 78 | } |
| 79 | |
| 80 | struct wxThreadInternal |
| 81 | { |
| 82 | int thread_id; |
| 83 | void* exit_status; |
| 84 | }; |
| 85 | |
| 86 | wxThreadError wxThread::Create() |
| 87 | { |
| 88 | p_internal->exit_status = Entry(); |
| 89 | OnExit(); |
| 90 | return wxTHREAD_NO_ERROR; |
| 91 | } |
| 92 | |
| 93 | wxThreadError wxThread::Destroy() |
| 94 | { |
| 95 | return wxTHREAD_NOT_RUNNING; |
| 96 | } |
| 97 | |
| 98 | wxThreadError wxThread::Pause() |
| 99 | { |
| 100 | return wxTHREAD_NOT_RUNNING; |
| 101 | } |
| 102 | |
| 103 | wxThreadError wxThread::Resume() |
| 104 | { |
| 105 | return wxTHREAD_NOT_RUNNING; |
| 106 | } |
| 107 | |
| 108 | void wxThread::DeferDestroy( bool WXUNUSED(on) ) |
| 109 | { |
| 110 | } |
| 111 | |
| 112 | void wxThread::TestDestroy() |
| 113 | { |
| 114 | } |
| 115 | |
| 116 | void *wxThread::Join() |
| 117 | { |
| 118 | return p_internal->exit_status; |
| 119 | } |
| 120 | |
| 121 | unsigned long wxThread::GetID() const |
| 122 | { |
| 123 | return 0; |
| 124 | } |
| 125 | |
| 126 | bool wxThread::IsMain() |
| 127 | { |
| 128 | return TRUE; |
| 129 | } |
| 130 | |
| 131 | bool wxThread::IsRunning() const |
| 132 | { |
| 133 | return FALSE; |
| 134 | } |
| 135 | |
| 136 | bool wxThread::IsAlive() const |
| 137 | { |
| 138 | return FALSE; |
| 139 | } |
| 140 | |
| 141 | void wxThread::SetPriority(int WXUNUSED(prio)) { } |
| 142 | int wxThread::GetPriority() const { return 0; } |
| 143 | |
| 144 | wxMutex *wxMainMutex; // controls access to all GUI functions |
| 145 | |
| 146 | wxThread::wxThread() |
| 147 | { |
| 148 | p_internal = new wxThreadInternal(); |
| 149 | } |
| 150 | |
| 151 | wxThread::~wxThread() |
| 152 | { |
| 153 | Destroy(); |
| 154 | Join(); |
| 155 | delete p_internal; |
| 156 | } |
| 157 | |
| 158 | // The default callback just joins the thread and throws away the result. |
| 159 | void wxThread::OnExit() |
| 160 | { |
| 161 | Join(); |
| 162 | } |
| 163 | |
| 164 | IMPLEMENT_DYNAMIC_CLASS(wxThreadModule, wxModule) |
| 165 | |
| 166 | bool wxThreadModule::OnInit() |
| 167 | { |
| 168 | wxMainMutex = new wxMutex(); |
| 169 | wxMainMutex->Lock(); |
| 170 | return TRUE; |
| 171 | } |
| 172 | |
| 173 | void wxThreadModule::OnExit() |
| 174 | { |
| 175 | wxMainMutex->Unlock(); |
| 176 | delete wxMainMutex; |
| 177 | } |
| 178 | |
| 179 | |
| 180 | |
| 181 | void wxMutexGuiEnter() |
| 182 | { |
| 183 | } |
| 184 | |
| 185 | void wxMutexGuiLeave() |
| 186 | { |
| 187 | } |