gdi32: Add a string table resource for the translation.
[wine] / dlls / msvcrt / main.c
1 /*
2  * msvcrt.dll initialisation functions
3  *
4  * Copyright 2000 Jon Griffiths
5  *
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.
10  *
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.
15  *
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
19  */
20 #include "msvcrt.h"
21 #include "winternl.h"
22
23 #include "wine/debug.h"
24
25 WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
26
27 /* Index to TLS */
28 DWORD msvcrt_tls_index;
29
30 static const char* msvcrt_get_reason(DWORD reason)
31 {
32   switch (reason)
33   {
34   case DLL_PROCESS_ATTACH: return "DLL_PROCESS_ATTACH";
35   case DLL_PROCESS_DETACH: return "DLL_PROCESS_DETACH";
36   case DLL_THREAD_ATTACH:  return "DLL_THREAD_ATTACH";
37   case DLL_THREAD_DETACH:  return "DLL_THREAD_DETACH";
38   }
39   return "UNKNOWN";
40 }
41
42 static inline BOOL msvcrt_init_tls(void)
43 {
44   msvcrt_tls_index = TlsAlloc();
45
46   if (msvcrt_tls_index == TLS_OUT_OF_INDEXES)
47   {
48     ERR("TlsAlloc() failed!\n");
49     return FALSE;
50   }
51   return TRUE;
52 }
53
54 static inline BOOL msvcrt_free_tls(void)
55 {
56   if (!TlsFree(msvcrt_tls_index))
57   {
58     ERR("TlsFree() failed!\n");
59     return FALSE;
60   }
61   return TRUE;
62 }
63
64 static inline void msvcrt_free_tls_mem(void)
65 {
66   thread_data_t *tls = TlsGetValue(msvcrt_tls_index);
67
68   if (tls)
69   {
70     CloseHandle(tls->handle);
71     HeapFree(GetProcessHeap(),0,tls->efcvt_buffer);
72     HeapFree(GetProcessHeap(),0,tls->asctime_buffer);
73     HeapFree(GetProcessHeap(),0,tls->wasctime_buffer);
74     HeapFree(GetProcessHeap(),0,tls->strerror_buffer);
75     HeapFree(GetProcessHeap(),0,tls->wcserror_buffer);
76     HeapFree(GetProcessHeap(),0,tls->time_buffer);
77     HeapFree(GetProcessHeap(),0,tls->tmpnam_buffer);
78     HeapFree(GetProcessHeap(),0,tls->wtmpnam_buffer);
79     if(tls->have_locale) {
80         free_locinfo(tls->locinfo);
81         free_mbcinfo(tls->mbcinfo);
82     }
83   }
84   HeapFree(GetProcessHeap(), 0, tls);
85 }
86
87 /*********************************************************************
88  *                  Init
89  */
90 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
91 {
92   TRACE("(%p, %s, %p) pid(%x), tid(%x), tls(%u)\n",
93         hinstDLL, msvcrt_get_reason(fdwReason), lpvReserved,
94         GetCurrentProcessId(), GetCurrentThreadId(),
95         msvcrt_tls_index);
96
97   switch (fdwReason)
98   {
99   case DLL_PROCESS_ATTACH:
100     if (!msvcrt_init_tls())
101       return FALSE;
102     msvcrt_init_mt_locks();
103     if(!msvcrt_init_locale()) {
104         msvcrt_free_mt_locks();
105         msvcrt_free_tls_mem();
106         return FALSE;
107     }
108     msvcrt_init_math();
109     msvcrt_init_io();
110     msvcrt_init_console();
111     msvcrt_init_args();
112     msvcrt_init_signals();
113     /* don't allow unloading msvcrt, we can't setup file handles twice */
114     LdrAddRefDll( 0, hinstDLL );
115     TRACE("finished process init\n");
116     break;
117   case DLL_THREAD_ATTACH:
118     break;
119   case DLL_PROCESS_DETACH:
120     msvcrt_free_io();
121     msvcrt_free_mt_locks();
122     msvcrt_free_console();
123     msvcrt_free_args();
124     msvcrt_free_signals();
125     msvcrt_free_tls_mem();
126     if (!msvcrt_free_tls())
127       return FALSE;
128     MSVCRT__free_locale(MSVCRT_locale);
129     TRACE("finished process free\n");
130     break;
131   case DLL_THREAD_DETACH:
132     msvcrt_free_tls_mem();
133     TRACE("finished thread free\n");
134     break;
135   }
136   return TRUE;
137 }