コード例 #1
0
_CRTIMP int __cdecl __getmainargs (
        int *pargc,
        char ***pargv,
        char ***penvp,
        int dowildcard,
        _startupinfo * startinfo
        )
{
        int ret;

        /* set global new mode flag */
        _newmode = startinfo->newmode;
#if !defined(_CRT_APP) || defined(_KERNELX)
        if ( dowildcard )
            ret = __setargv();  /* do wildcard expansion after parsing args */
        else
#endif /* !defined(_CRT_APP) || defined(_KERNELX) */       
            ret = _setargv();   /* NO wildcard expansion; just parse args */
        if (ret < 0)
#ifdef _SYSCRT
            ExitProcess(-1);      // Failed to parse the cmdline - bail
#else  /* _SYSCRT */
            return ret;
#endif  /* _SYSCRT */

        *pargc = __argc;
        *pargv = __argv;
        *penvp = _environ;

        return ret;
}
コード例 #2
0
ファイル: crtexe.c プロジェクト: HBelusca/NasuTek-Odyssey
static int __cdecl
pre_c_init (void)
{
  managedapp = check_managed_app ();
  if (mingw_app_type)
    __set_app_type(_GUI_APP);
  else
    __set_app_type (_CONSOLE_APP);
  __onexitbegin = __onexitend = (_PVFV *) _encode_pointer ((_PVFV *)(-1));

  * __MINGW_IMP_SYMBOL(_fmode) = _fmode;
  * __MINGW_IMP_SYMBOL(_commode) = _commode;

#ifdef WPRFLAG
  _wsetargv();
#else
  _setargv();
#endif
  if (_MINGW_INSTALL_DEBUG_MATHERR)
    {
      if (! __defaultmatherr)
	{
	  __setusermatherr (_matherr);
	  __defaultmatherr = 1;
	}
    }

  if (__globallocalestatus == -1)
    {
    }
  return 0;
}
コード例 #3
0
ファイル: dllcrt0.c プロジェクト: mysticTot/learn_c
BOOL WINAPI _CRT_INIT(
    HANDLE  hDllHandle,
    DWORD   dwReason,
    LPVOID  lpreserved
) {
    unsigned int osplatform = 0;
    unsigned int winver = 0;
    unsigned int winmajor = 0;
    unsigned int winminor = 0;
    unsigned int osver = 0;

    /*
     * Start-up code only gets executed when the process is initialized
     */

    if (dwReason == DLL_PROCESS_ATTACH) {
        /*
         * Dynamically allocate the OSVERSIONINFOA buffer, so we avoid
         * triggering the /GS buffer overrun detection.  That can't be
         * used here, since the guard cookie isn't available until we
         * initialize it from here!
         */
        OSVERSIONINFOA* posvi =
            (OSVERSIONINFOA*)HeapAlloc(GetProcessHeap(), 0, sizeof(OSVERSIONINFOA));

        if (!posvi) {
            return FALSE;
        }

        /*
         * Get the full Win32 version
         */
        posvi->dwOSVersionInfoSize = sizeof(OSVERSIONINFOA);

        if (!GetVersionExA(posvi)) {
            HeapFree(GetProcessHeap(), 0, posvi);
            return FALSE;
        }

        osplatform = posvi->dwPlatformId;
        winmajor = posvi->dwMajorVersion;
        winminor = posvi->dwMinorVersion;
        /*
         * The somewhat bizarre calculations of _osver and _winver are
         * required for backward compatibility (used to use GetVersion)
         */
        osver = (posvi->dwBuildNumber) & 0x07fff;
        HeapFree(GetProcessHeap(), 0, posvi);

        if (osplatform != VER_PLATFORM_WIN32_NT) {
            osver |= 0x08000;
        }

        winver = (winmajor << 8) + winminor;
        _set_osplatform(osplatform);
        _set_winver(winver);
        _set_winmajor(winmajor);
        _set_winminor(winminor);
        _set_osver(osver);

        if (!_heap_init(1)) {   /* initialize heap */
            return FALSE;    /* fail to load DLL */
        }

        if (!_mtinit()) {       /* initialize multi-thread */
            _heap_term();       /* heap is now invalid! */
            return FALSE;       /* fail to load DLL */
        }

        /*
         * Initialize the Runtime Checks stuff
         */
#ifdef _RTC
        _RTC_Initialize();
#endif  /* _RTC */
        _acmdln = (char*)GetCommandLineA();
        _aenvptr = (char*)__crtGetEnvironmentStringsA();

        if (_ioinit() < 0) {    /* initialize lowio */
            _mtterm();          /* free TLS index, call _mtdeletelocks() */
            _heap_term();       /* heap is now invalid! */
            return FALSE;       /* fail to load DLL */
        }

        if (_setargv() < 0 ||   /* get cmd line info */
                _setenvp() < 0 ||   /* get environ info */
                _cinit(FALSE) != 0) { /* do C data initialize, but don't init floating point */
            _ioterm();          /* shut down lowio */
            _mtterm();          /* free TLS index, call _mtdeletelocks() */
            _heap_term();       /* heap is now invalid! */
            return FALSE;       /* fail to load DLL */
        }

        /* Enable buffer count checking if linking against static lib */
        _CrtSetCheckCount(TRUE);
        /*
         * increment flag to indicate process attach notification
         * has been received
         */
        __proc_attached++;
    } else if (dwReason == DLL_PROCESS_DETACH) {
        if (__proc_attached > 0) {
            __proc_attached--;

            /*
             * Any basic clean-up code that goes here must be duplicated
             * below in _DllMainCRTStartup for the case where the user's
             * DllMain() routine fails on a Process Attach notification.
             * This does not include calling user C++ destructors, etc.
             */

            if (_C_Termination_Done == FALSE) {
                _cexit();
            }

#ifdef _DEBUG

            /* Dump all memory leaks */
            if (_CrtSetDbgFlag(_CRTDBG_REPORT_FLAG) & _CRTDBG_LEAK_CHECK_DF) {
                _CrtDumpMemoryLeaks();
            }

#endif  /* _DEBUG */
            /*
             * What remains is to clean up the system resources we have
             * used (handles, critical sections, memory,...,etc.). This
             * needs to be done if the whole process is NOT terminating.
             */
#ifndef _DEBUG

            if (lpreserved == NULL) {
#endif  /* _DEBUG */
                /*
                 * The process is NOT terminating so we must clean up...
                 */
                /* Shut down lowio */
                _ioterm();
                _mtterm();
                /* This should be the last thing the C run-time does */
                _heap_term();   /* heap is now invalid! */
#ifndef _DEBUG
            }

#endif  /* _DEBUG */
        } else
            /* no prior process attach, just return */
        {
            return FALSE;
        }
    } else if (dwReason == DLL_THREAD_ATTACH) {
        _ptiddata ptd;
        /* Initialize FlsGetValue function pointer */
        __set_flsgetvalue();

        if (((ptd = _calloc_crt(1, sizeof(struct _tiddata))) != NULL)) {
            if (FLS_SETVALUE(__flsindex, (LPVOID)ptd)) {
                /*
                 * Initialize of per-thread data
                 */
                _initptd(ptd, NULL);
                ptd->_tid = GetCurrentThreadId();
                ptd->_thandle = (uintptr_t)(-1);
            } else {
                _free_crt(ptd);
                return FALSE;
            }
        } else {
            return FALSE;
        }
    } else if (dwReason == DLL_THREAD_DETACH) {
        _freeptd(NULL);         /* free up per-thread CRT data */
    }

    return TRUE ;
}
コード例 #4
0
ファイル: crtexe.c プロジェクト: mysticTot/learn_c
static int __cdecl pre_c_init(void) {
    /*
     * Determine if this is a managed application
     */
    managedapp = check_managed_app();
    /*
     * Set __app_type properly
     */
#ifdef _WINMAIN_
    __set_app_type(_GUI_APP);
#else  /* _WINMAIN_ */
    __set_app_type(_CONSOLE_APP);
#endif  /* _WINMAIN_ */
    /*
     * Mark this module as an EXE file so that atexit/_onexit
     * will do the right thing when called, including for C++
     * d-tors.
     */
    __onexitbegin = __onexitend = (_PVFV*)_encode_pointer((_PVFV*)(-1));
    /*
     * Propogate the _fmode and _commode variables to the DLL
     */
    *_IMP___FMODE = _fmode;
    *_IMP___COMMODE = _commode;
#ifdef _M_IX86
    /*
     * Set the local copy of the Pentium FDIV adjustment flag
     */
    _adjust_fdiv = * _imp___adjust_fdiv;
#endif  /* _M_IX86 */
    /*
     * Run the RTC initialization code for this DLL
     */
#ifdef _RTC
    _RTC_Initialize();
#endif  /* _RTC */
    /*
     * Call _setargv(), which will trigger a call to __setargv() if
     * SETARGV.OBJ is linked with the EXE.  If SETARGV.OBJ is not
     * linked with the EXE, a dummy _setargv() will be called.
     */
#ifdef WPRFLAG
    _wsetargv();
#else  /* WPRFLAG */
    _setargv();
#endif  /* WPRFLAG */

    /*
     * If the user has supplied a _matherr routine then set
     * __pusermatherr to point to it.
     */
    if (!__defaultmatherr) {
        __setusermatherr(_matherr);
    }

#ifdef _M_IX86
    _setdefaultprecision();
#endif  /* _M_IX86 */

    /* Enable per-thread locale if user asked for it */
    if (__globallocalestatus == -1) {
        _configthreadlocale(-1);
    }

    return 0;
}