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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 ** |
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7 ** This file is part of the Symbian application wrapper of the Qt Toolkit. |
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8 ** |
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9 ** $QT_BEGIN_LICENSE:BSD$ |
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10 ** You may use this file under the terms of the BSD license as follows: |
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11 ** |
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12 ** "Redistribution and use in source and binary forms, with or without |
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13 ** modification, are permitted provided that the following conditions are |
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14 ** met: |
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15 ** * Redistributions of source code must retain the above copyright |
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16 ** notice, this list of conditions and the following disclaimer. |
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17 ** * Redistributions in binary form must reproduce the above copyright |
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18 ** notice, this list of conditions and the following disclaimer in |
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19 ** the documentation and/or other materials provided with the |
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20 ** distribution. |
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21 ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor |
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22 ** the names of its contributors may be used to endorse or promote |
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23 ** products derived from this software without specific prior written |
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24 ** permission. |
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25 ** |
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26 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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27 ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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28 ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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29 ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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30 ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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31 ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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32 ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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33 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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34 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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35 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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36 ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." |
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37 ** $QT_END_LICENSE$ |
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38 ** |
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39 ****************************************************************************/ |
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40 |
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41 // MCRT0.CPP |
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42 // |
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43 // © Portions copyright (c) 2005-2006 Nokia Corporation. All rights reserved. |
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44 // Copyright (c) Symbian Software Ltd 1997-2004. All rights reserved. |
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45 // |
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46 |
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47 // EPOC32 version of crt0.c for C programs which always want multi-threaded support |
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48 |
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49 #include <e32std.h> |
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50 #include <exception> // must be before e32base.h so uncaught_exception gets defined |
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51 #include <e32base.h> |
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52 #include "estlib.h" |
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53 |
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54 // Needed for QT_TRYCATCH_LEAVING. |
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55 #include <qglobal.h> |
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56 |
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57 #ifdef __ARMCC__ |
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58 __asm int CallMain(int argc, char *argv[], char *envp[]) |
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59 { |
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60 import main |
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61 code32 |
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62 b main |
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63 } |
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64 #define CALLMAIN(argc, argv, envp) CallMain(argc, argv, envp) |
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65 #else |
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66 extern "C" int main(int argc, char *argv[], char *envp[]); |
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67 #define CALLMAIN(argc, argv, envp) main(argc, argv, envp) |
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68 #endif |
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69 |
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70 // Dummy function to handle GCCE toolchain problem |
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71 extern "C" GLDEF_C int __GccGlueInit() |
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72 { |
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73 return 0; |
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74 } |
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75 |
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76 extern "C" IMPORT_C void exit(int ret); |
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77 |
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78 GLDEF_C TInt QtMainWrapper() |
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79 { |
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80 int argc = 0; |
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81 char **argv = 0; |
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82 char **envp = 0; |
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83 // get args & environment |
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84 __crt0(argc, argv, envp); |
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85 //Call user(application)'s main |
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86 TRAPD(ret, QT_TRYCATCH_LEAVING(ret = CALLMAIN(argc, argv, envp);)); |
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87 delete[] argv; |
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88 delete[] envp; |
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89 return ret; |
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90 } |
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91 |
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92 |
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93 #ifdef __GCC32__ |
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94 |
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95 /* stub function inserted into main() by GCC */ |
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96 extern "C" void __gccmain(void) {} |
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97 |
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98 /* Default GCC entrypoint */ |
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99 extern "C" TInt _mainCRTStartup(void) |
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100 { |
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101 extern TInt _E32Startup(); |
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102 return _E32Startup(); |
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103 } |
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104 |
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105 #endif /* __GCC32__ */ |
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106 |
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107 #ifdef __EABI__ |
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108 |
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109 // standard entrypoint for C runtime, expected by some linkers |
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110 // Symbian OS does not currently use this function |
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111 extern "C" void __main() {} |
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112 #endif |