source: trunk/src/s60main/qts60main_mcrt0.cpp@ 604

Last change on this file since 604 was 561, checked in by Dmitry A. Kuminov, 15 years ago

trunk: Merged in qt 4.6.1 sources.

  • Property svn:eol-style set to native
File size: 3.6 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
6**
7** This file is part of the Symbian application wrapper of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:BSD$
10** You may use this file under the terms of the BSD license as follows:
11**
12** "Redistribution and use in source and binary forms, with or without
13** modification, are permitted provided that the following conditions are
14** met:
15** * Redistributions of source code must retain the above copyright
16** notice, this list of conditions and the following disclaimer.
17** * Redistributions in binary form must reproduce the above copyright
18** notice, this list of conditions and the following disclaimer in
19** the documentation and/or other materials provided with the
20** distribution.
21** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
22** the names of its contributors may be used to endorse or promote
23** products derived from this software without specific prior written
24** permission.
25**
26** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
27** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
28** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
29** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
30** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
31** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
32** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
33** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
34** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
35** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
36** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
37** $QT_END_LICENSE$
38**
39****************************************************************************/
40
41// MCRT0.CPP
42//
43// © Portions copyright (c) 2005-2006 Nokia Corporation. All rights reserved.
44// Copyright (c) Symbian Software Ltd 1997-2004. All rights reserved.
45//
46
47// EPOC32 version of crt0.c for C programs which always want multi-threaded support
48
49#include <e32std.h>
50#include <exception> // must be before e32base.h so uncaught_exception gets defined
51#include <e32base.h>
52#include "estlib.h"
53
54// Needed for QT_TRYCATCH_LEAVING.
55#include <qglobal.h>
56
57#ifdef __ARMCC__
58__asm int CallMain(int argc, char *argv[], char *envp[])
59{
60 import main
61 code32
62 b main
63}
64#define CALLMAIN(argc, argv, envp) CallMain(argc, argv, envp)
65#else
66extern "C" int main(int argc, char *argv[], char *envp[]);
67#define CALLMAIN(argc, argv, envp) main(argc, argv, envp)
68#endif
69
70// Dummy function to handle GCCE toolchain problem
71extern "C" GLDEF_C int __GccGlueInit()
72{
73 return 0;
74}
75
76extern "C" IMPORT_C void exit(int ret);
77
78GLDEF_C TInt QtMainWrapper()
79{
80 int argc = 0;
81 char **argv = 0;
82 char **envp = 0;
83 // get args & environment
84 __crt0(argc, argv, envp);
85 //Call user(application)'s main
86 TRAPD(ret, QT_TRYCATCH_LEAVING(ret = CALLMAIN(argc, argv, envp);));
87 delete[] argv;
88 delete[] envp;
89 return ret;
90}
91
92
93#ifdef __GCC32__
94
95/* stub function inserted into main() by GCC */
96extern "C" void __gccmain(void) {}
97
98/* Default GCC entrypoint */
99extern "C" TInt _mainCRTStartup(void)
100{
101 extern TInt _E32Startup();
102 return _E32Startup();
103}
104
105#endif /* __GCC32__ */
106
107#ifdef __EABI__
108
109// standard entrypoint for C runtime, expected by some linkers
110// Symbian OS does not currently use this function
111extern "C" void __main() {}
112#endif
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