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