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Don't define __STRICT_ANSI__, we should build both with and without it.
[wxWidgets.git] / include / wx / unix / app.h
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1/////////////////////////////////////////////////////////////////////////////
2// Name: wx/unix/app.h
3// Purpose: wxAppConsole implementation for Unix
4// Author: Lukasz Michalski
5// Created: 28/01/2005
6// Copyright: (c) Lukasz Michalski
7// Licence: wxWindows licence
8/////////////////////////////////////////////////////////////////////////////
9
10//Ensure that sigset_t is being defined
11#include <signal.h>
12
13class wxFDIODispatcher;
14class wxFDIOHandler;
15class wxWakeUpPipe;
16
17// wxApp subclass implementing event processing for console applications
18class WXDLLIMPEXP_BASE wxAppConsole : public wxAppConsoleBase
19{
20public:
21 wxAppConsole();
22 virtual ~wxAppConsole();
23
24 // override base class initialization
25 virtual bool Initialize(int& argc, wxChar** argv);
26
27
28 // Unix-specific: Unix signal handling
29 // -----------------------------------
30
31 // type of the function which can be registered as signal handler: notice
32 // that it isn't really a signal handler, i.e. it's not subject to the
33 // usual signal handlers constraints, because it is called later from
34 // CheckSignal() and not when the signal really occurs
35 typedef void (*SignalHandler)(int);
36
37 // Set signal handler for the given signal, SIG_DFL or SIG_IGN can be used
38 // instead of a function pointer
39 //
40 // Return true if handler was installed, false on error
41 bool SetSignalHandler(int signal, SignalHandler handler);
42
43 // Check if any Unix signals arrived since the last call and execute
44 // handlers for them
45 void CheckSignal();
46
47 // Register the signal wake up pipe with the given dispatcher.
48 //
49 // This is used by wxExecute(wxEXEC_NOEVENTS) implementation only.
50 //
51 // The pointer to the handler used for processing events on this descriptor
52 // is returned so that it can be deleted when we no longer needed it.
53 wxFDIOHandler* RegisterSignalWakeUpPipe(wxFDIODispatcher& dispatcher);
54
55private:
56 // signal handler set up by SetSignalHandler() for all signals we handle,
57 // it just adds the signal to m_signalsCaught -- the real processing is
58 // done later, when CheckSignal() is called
59 static void HandleSignal(int signal);
60
61
62 // signals for which HandleSignal() had been called (reset from
63 // CheckSignal())
64 sigset_t m_signalsCaught;
65
66 // the signal handlers
67 WX_DECLARE_HASH_MAP(int, SignalHandler, wxIntegerHash, wxIntegerEqual, SignalHandlerHash);
68 SignalHandlerHash m_signalHandlerHash;
69
70 // pipe used for wake up signal handling: if a signal arrives while we're
71 // blocking for input, writing to this pipe triggers a call to our CheckSignal()
72 wxWakeUpPipe *m_signalWakeUpPipe;
73};