2 * msvcrt.dll initialisation functions
4 * Copyright 2000 Jon Griffiths
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 #include "wine/debug.h"
24 WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
27 DWORD msvcrt_tls_index;
29 static const char* msvcrt_get_reason(DWORD reason)
33 case DLL_PROCESS_ATTACH: return "DLL_PROCESS_ATTACH";
34 case DLL_PROCESS_DETACH: return "DLL_PROCESS_DETACH";
35 case DLL_THREAD_ATTACH: return "DLL_THREAD_ATTACH";
36 case DLL_THREAD_DETACH: return "DLL_THREAD_DETACH";
41 static inline BOOL msvcrt_init_tls(void)
43 msvcrt_tls_index = TlsAlloc();
45 if (msvcrt_tls_index == TLS_OUT_OF_INDEXES)
47 ERR("TlsAlloc() failed!\n");
53 static inline BOOL msvcrt_free_tls(void)
55 if (!TlsFree(msvcrt_tls_index))
57 ERR("TlsFree() failed!\n");
63 /*********************************************************************
66 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
70 TRACE("(%p, %s, %p) pid(%x), tid(%x), tls(%ld)\n",
71 hinstDLL, msvcrt_get_reason(fdwReason), lpvReserved,
72 GetCurrentProcessId(), GetCurrentThreadId(),
73 (long)msvcrt_tls_index);
77 case DLL_PROCESS_ATTACH:
78 if (!msvcrt_init_tls())
80 msvcrt_init_mt_locks();
82 msvcrt_init_console();
84 msvcrt_init_signals();
85 MSVCRT_setlocale(0, "C");
86 TRACE("finished process init\n");
88 case DLL_THREAD_ATTACH:
90 case DLL_PROCESS_DETACH:
91 msvcrt_free_mt_locks();
93 msvcrt_free_console();
95 msvcrt_free_signals();
96 if (!msvcrt_free_tls())
98 TRACE("finished process free\n");
100 case DLL_THREAD_DETACH:
102 tls = TlsGetValue(msvcrt_tls_index);
105 HeapFree(GetProcessHeap(),0,tls->efcvt_buffer);
106 HeapFree(GetProcessHeap(),0,tls->asctime_buffer);
107 HeapFree(GetProcessHeap(),0,tls->wasctime_buffer);
108 HeapFree(GetProcessHeap(),0,tls->strerror_buffer);
110 HeapFree(GetProcessHeap(), 0, tls);
111 TRACE("finished thread free\n");
117 /*********************************************************************
118 * $I10_OUTPUT (MSVCRT.@)
119 * Function not really understood but needed to make the DLL work
121 void CDECL MSVCRT_I10_OUTPUT(void)
123 /* FIXME: This is probably data, not a function */
124 /* no it is a function. I10 is an Int of 10 bytes */
125 /* also known as 80 bit flotaing point (long double */
126 /* for some compilers, not MSVC) */
129 /*********************************************************************
130 * _adjust_fdiv (MSVCRT.@)
131 * Used by the MSVC compiler to work around the Pentium FDIV bug.
133 int MSVCRT__adjust_fdiv = 0;