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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 | ||
12 | // For compilers that support precompilation, includes "wx.h". | |
13 | #include "wx/wxprec.h" | |
14 | ||
15 | #include "wx/thread.h" | |
16 | #include "wx/wx.h" | |
17 | #include "wx/module.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)", 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 | { | |
81 | int thread_id; | |
82 | void* exit_status; | |
83 | }; | |
84 | ||
85 | wxThreadError wxThread::Create() | |
86 | { | |
87 | p_internal->exit_status = Entry(); | |
88 | OnExit(); | |
89 | return wxTHREAD_NO_ERROR; | |
90 | } | |
91 | ||
92 | wxThreadError wxThread::Destroy() | |
93 | { | |
94 | return wxTHREAD_NOT_RUNNING; | |
95 | } | |
96 | ||
97 | wxThreadError wxThread::Pause() | |
98 | { | |
99 | return wxTHREAD_NOT_RUNNING; | |
100 | } | |
101 | ||
102 | wxThreadError wxThread::Resume() | |
103 | { | |
104 | return wxTHREAD_NOT_RUNNING; | |
105 | } | |
106 | ||
107 | void wxThread::DeferDestroy( bool WXUNUSED(on) ) | |
108 | { | |
109 | } | |
110 | ||
111 | void wxThread::TestDestroy() | |
112 | { | |
113 | } | |
114 | ||
115 | void *wxThread::Join() | |
116 | { | |
117 | return p_internal->exit_status; | |
118 | } | |
119 | ||
120 | unsigned long wxThread::GetID() const | |
121 | { | |
122 | return 0; | |
123 | } | |
124 | ||
125 | bool wxThread::IsMain() | |
126 | { | |
127 | return TRUE; | |
128 | } | |
129 | ||
130 | bool wxThread::IsRunning() const | |
131 | { | |
132 | return FALSE; | |
133 | } | |
134 | ||
135 | bool wxThread::IsAlive() const | |
136 | { | |
137 | return FALSE; | |
138 | } | |
139 | ||
140 | void wxThread::SetPriority(int WXUNUSED(prio)) { } | |
141 | int wxThread::GetPriority() const { return 0; } | |
142 | ||
143 | wxMutex *wxMainMutex; // controls access to all GUI functions | |
144 | ||
145 | wxThread::wxThread() | |
146 | { | |
147 | p_internal = new wxThreadInternal(); | |
148 | } | |
149 | ||
150 | wxThread::~wxThread() | |
151 | { | |
152 | Destroy(); | |
153 | Join(); | |
154 | delete p_internal; | |
155 | } | |
156 | ||
157 | // The default callback just joins the thread and throws away the result. | |
158 | void wxThread::OnExit() | |
159 | { | |
160 | Join(); | |
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 | } |