Sweden-Number/dlls/msvcrt/main.c

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/*
* msvcrt.dll initialisation functions
*
* Copyright 2000 Jon Griffiths
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "msvcrt.h"
#include "winternl.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
/* Index to TLS */
DWORD msvcrt_tls_index;
static const char* msvcrt_get_reason(DWORD reason)
{
switch (reason)
{
case DLL_PROCESS_ATTACH: return "DLL_PROCESS_ATTACH";
case DLL_PROCESS_DETACH: return "DLL_PROCESS_DETACH";
case DLL_THREAD_ATTACH: return "DLL_THREAD_ATTACH";
case DLL_THREAD_DETACH: return "DLL_THREAD_DETACH";
}
return "UNKNOWN";
}
static inline BOOL msvcrt_init_tls(void)
{
msvcrt_tls_index = TlsAlloc();
if (msvcrt_tls_index == TLS_OUT_OF_INDEXES)
{
ERR("TlsAlloc() failed!\n");
return FALSE;
}
return TRUE;
}
static inline BOOL msvcrt_free_tls(void)
{
if (!TlsFree(msvcrt_tls_index))
{
ERR("TlsFree() failed!\n");
return FALSE;
}
return TRUE;
}
static inline void msvcrt_free_tls_mem(void)
{
thread_data_t *tls = TlsGetValue(msvcrt_tls_index);
if (tls)
{
CloseHandle(tls->handle);
MSVCRT_free(tls->efcvt_buffer);
MSVCRT_free(tls->asctime_buffer);
MSVCRT_free(tls->wasctime_buffer);
MSVCRT_free(tls->strerror_buffer);
MSVCRT_free(tls->wcserror_buffer);
MSVCRT_free(tls->time_buffer);
MSVCRT_free(tls->tmpnam_buffer);
MSVCRT_free(tls->wtmpnam_buffer);
if(tls->have_locale) {
free_locinfo(tls->locinfo);
free_mbcinfo(tls->mbcinfo);
}
}
HeapFree(GetProcessHeap(), 0, tls);
}
/*********************************************************************
* Init
*/
BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
{
TRACE("(%p, %s, %p) pid(%x), tid(%x), tls(%u)\n",
hinstDLL, msvcrt_get_reason(fdwReason), lpvReserved,
GetCurrentProcessId(), GetCurrentThreadId(),
msvcrt_tls_index);
switch (fdwReason)
{
case DLL_PROCESS_ATTACH:
msvcrt_init_exception(hinstDLL);
if(!msvcrt_init_heap())
return FALSE;
if(!msvcrt_init_tls()) {
msvcrt_destroy_heap();
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return FALSE;
}
msvcrt_init_mt_locks();
if(!msvcrt_init_locale()) {
msvcrt_free_locks();
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msvcrt_free_tls_mem();
msvcrt_destroy_heap();
return FALSE;
}
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msvcrt_init_math();
msvcrt_init_io();
msvcrt_init_console();
msvcrt_init_args();
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msvcrt_init_signals();
#if _MSVCR_VER == 0
/* don't allow unloading msvcrt, we can't setup file handles twice */
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LdrAddRefDll( LDR_ADDREF_DLL_PIN, hinstDLL );
#elif _MSVCR_VER >= 80
MSVCRT__set_printf_count_output(0);
#endif
TRACE("finished process init\n");
break;
case DLL_THREAD_ATTACH:
break;
case DLL_PROCESS_DETACH:
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msvcrt_free_io();
if (lpvReserved) break;
msvcrt_free_popen_data();
msvcrt_free_locks();
msvcrt_free_console();
msvcrt_free_args();
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msvcrt_free_signals();
msvcrt_free_tls_mem();
if (!msvcrt_free_tls())
return FALSE;
MSVCRT__free_locale(MSVCRT_locale);
msvcrt_destroy_heap();
TRACE("finished process free\n");
break;
case DLL_THREAD_DETACH:
msvcrt_free_tls_mem();
TRACE("finished thread free\n");
break;
}
return TRUE;
}