source: trunk/src/msvcrt/data.c@ 9633

Last change on this file since 9633 was 9633, checked in by sandervl, 23 years ago

PF: Msvcrt Wine port with GCC

File size: 12.0 KB
Line 
1/*
2 * msvcrt.dll dll data items
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20#ifndef __WIN32OS2__
21#include "config.h"
22#else
23#include <emxheader.h>
24#endif
25
26#include "wine/port.h"
27
28#include <math.h>
29#include "msvcrt.h"
30
31#include "msvcrt/stdlib.h"
32#include "msvcrt/string.h"
33
34#ifndef __WIN32OS2__
35#include "wine/library.h"
36#endif
37#include "wine/unicode.h"
38#include "wine/debug.h"
39
40WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
41
42unsigned int MSVCRT___argc;
43unsigned int MSVCRT_basemajor;/* FIXME: */
44unsigned int MSVCRT_baseminor;/* FIXME: */
45unsigned int MSVCRT_baseversion; /* FIXME: */
46unsigned int MSVCRT__commode;
47unsigned int MSVCRT__fmode;
48unsigned int MSVCRT_osmajor;/* FIXME: */
49unsigned int MSVCRT_osminor;/* FIXME: */
50unsigned int MSVCRT_osmode;/* FIXME: */
51unsigned int MSVCRT__osver;
52unsigned int MSVCRT_osversion; /* FIXME: */
53unsigned int MSVCRT__winmajor;
54unsigned int MSVCRT__winminor;
55unsigned int MSVCRT__winver;
56unsigned int MSVCRT__sys_nerr; /* FIXME: not accessible from Winelib apps */
57char** MSVCRT__sys_errlist; /* FIXME: not accessible from Winelib apps */
58unsigned int MSVCRT___setlc_active;
59unsigned int MSVCRT___unguarded_readlc_active;
60double MSVCRT__HUGE;
61char **MSVCRT___argv;
62MSVCRT_wchar_t **MSVCRT___wargv;
63char *MSVCRT__acmdln;
64MSVCRT_wchar_t *MSVCRT__wcmdln;
65char **MSVCRT__environ = 0;
66MSVCRT_wchar_t **MSVCRT__wenviron = 0;
67char **MSVCRT___initenv = 0;
68MSVCRT_wchar_t **MSVCRT___winitenv = 0;
69int MSVCRT_timezone;
70int MSVCRT_app_type;
71
72/* Get a snapshot of the current environment
73 * and construct the __p__environ array
74 *
75 * The pointer returned from GetEnvironmentStrings may get invalid when
76 * some other module cause a reallocation of the env-variable block
77 *
78 * blk is an array of pointers to environment strings, ending with a NULL
79 * and after that the actual copy of the environment strings, ending in a \0
80 */
81char ** msvcrt_SnapshotOfEnvironmentA(char **blk)
82{
83 char* environ_strings = GetEnvironmentStringsA();
84 int count = 1, len = 1, i = 0; /* keep space for the trailing NULLS */
85 char *ptr;
86
87 for (ptr = environ_strings; *ptr; ptr += strlen(ptr) + 1)
88 {
89 count++;
90 len += strlen(ptr) + 1;
91 }
92 if (blk)
93 blk = HeapReAlloc( GetProcessHeap(), 0, blk, count* sizeof(char*) + len );
94 else
95 blk = HeapAlloc(GetProcessHeap(), 0, count* sizeof(char*) + len );
96
97 if (blk)
98 {
99 if (count)
100 {
101 memcpy(&blk[count],environ_strings,len);
102 for (ptr = (char*) &blk[count]; *ptr; ptr += strlen(ptr) + 1)
103 {
104 blk[i++] = ptr;
105 }
106 }
107 blk[i] = NULL;
108 }
109 FreeEnvironmentStringsA(environ_strings);
110 return blk;
111}
112
113MSVCRT_wchar_t ** msvcrt_SnapshotOfEnvironmentW(MSVCRT_wchar_t **wblk)
114{
115 MSVCRT_wchar_t* wenviron_strings = GetEnvironmentStringsW();
116 int count = 1, len = 1, i = 0; /* keep space for the trailing NULLS */
117 MSVCRT_wchar_t *wptr;
118
119 for (wptr = wenviron_strings; *wptr; wptr += strlenW(wptr) + 1)
120 {
121 count++;
122 len += strlenW(wptr) + 1;
123 }
124 if (wblk)
125 wblk = HeapReAlloc( GetProcessHeap(), 0, wblk, count* sizeof(MSVCRT_wchar_t*) + len * sizeof(MSVCRT_wchar_t));
126 else
127 wblk = HeapAlloc(GetProcessHeap(), 0, count* sizeof(MSVCRT_wchar_t*) + len * sizeof(MSVCRT_wchar_t));
128 if (wblk)
129 {
130 if (count)
131 {
132 memcpy(&wblk[count],wenviron_strings,len * sizeof(MSVCRT_wchar_t));
133 for (wptr = (MSVCRT_wchar_t*)&wblk[count]; *wptr; wptr += strlenW(wptr) + 1)
134 {
135 wblk[i++] = wptr;
136 }
137 }
138 wblk[i] = NULL;
139 }
140 FreeEnvironmentStringsW(wenviron_strings);
141 return wblk;
142}
143
144typedef void (*_INITTERMFUN)(void);
145
146/***********************************************************************
147 * __p___argc (MSVCRT.@)
148 */
149int* __p___argc(void) { return &MSVCRT___argc; }
150
151/***********************************************************************
152 * __p__commode (MSVCRT.@)
153 */
154unsigned int* __p__commode(void) { return &MSVCRT__commode; }
155
156/***********************************************************************
157 * __p__fmode (MSVCRT.@)
158 */
159unsigned int* __p__fmode(void) { return &MSVCRT__fmode; }
160
161/***********************************************************************
162 * __p__osver (MSVCRT.@)
163 */
164unsigned int* __p__osver(void) { return &MSVCRT__osver; }
165
166/***********************************************************************
167 * __p__winmajor (MSVCRT.@)
168 */
169unsigned int* __p__winmajor(void) { return &MSVCRT__winmajor; }
170
171/***********************************************************************
172 * __p__winminor (MSVCRT.@)
173 */
174unsigned int* __p__winminor(void) { return &MSVCRT__winminor; }
175
176/***********************************************************************
177 * __p__winver (MSVCRT.@)
178 */
179unsigned int* __p__winver(void) { return &MSVCRT__winver; }
180
181/*********************************************************************
182 * __p__acmdln (MSVCRT.@)
183 */
184char** __p__acmdln(void) { return &MSVCRT__acmdln; }
185
186/*********************************************************************
187 * __p__wcmdln (MSVCRT.@)
188 */
189MSVCRT_wchar_t** __p__wcmdln(void) { return &MSVCRT__wcmdln; }
190
191/*********************************************************************
192 * __p___argv (MSVCRT.@)
193 */
194char*** __p___argv(void) { return &MSVCRT___argv; }
195
196/*********************************************************************
197 * __p___wargv (MSVCRT.@)
198 */
199MSVCRT_wchar_t*** __p___wargv(void) { return &MSVCRT___wargv; }
200
201/*********************************************************************
202 * __p__environ (MSVCRT.@)
203 */
204char*** __p__environ(void)
205{
206 if (!MSVCRT__environ)
207 MSVCRT__environ = msvcrt_SnapshotOfEnvironmentA(NULL);
208 return &MSVCRT__environ;
209}
210
211/*********************************************************************
212 * __p__wenviron (MSVCRT.@)
213 */
214MSVCRT_wchar_t*** __p__wenviron(void)
215{
216 if (!MSVCRT__wenviron)
217 MSVCRT__wenviron = msvcrt_SnapshotOfEnvironmentW(NULL);
218 return &MSVCRT__wenviron;
219}
220
221/*********************************************************************
222 * __p___initenv (MSVCRT.@)
223 */
224char*** __p___initenv(void) { return &MSVCRT___initenv; }
225
226/*********************************************************************
227 * __p___winitenv (MSVCRT.@)
228 */
229MSVCRT_wchar_t*** __p___winitenv(void) { return &MSVCRT___winitenv; }
230
231/*********************************************************************
232 * __p__timezone (MSVCRT.@)
233 */
234int* __p__timezone(void) { return &MSVCRT_timezone; }
235
236/* INTERNAL: Create a wide string from an ascii string */
237static MSVCRT_wchar_t *wstrdupa(const char *str)
238{
239 const size_t len = strlen(str) + 1 ;
240 MSVCRT_wchar_t *wstr = MSVCRT_malloc(len* sizeof (MSVCRT_wchar_t));
241 if (!wstr)
242 return NULL;
243 MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED,str,len,wstr,len);
244 return wstr;
245}
246
247
248#ifdef __WIN32OS2__
249
250static int __wine_main_argc = 0;
251static char **__wine_main_argv = NULL;
252static WCHAR **__wine_main_wargv = NULL;
253char *argv[255];
254
255extern char* strtok(char*,const char*);
256
257static void set_library_argv( char **incargv)
258{
259 int argc = 0;
260 WCHAR *p;
261 WCHAR **wargv;
262 char *token2 = NULL;
263 DWORD total = 0;
264
265 char argvbuf[255];
266
267 strcpy(argvbuf,incargv[0]);
268
269 if (argvbuf[0] == '\"')
270 token2 = strtok(argvbuf, "\"");
271 else
272 token2 = strtok(argvbuf, " ");
273
274 if (token2)
275 do
276 {
277 argv[argc] = HeapAlloc( GetProcessHeap(), 0, strlen(token2)+1);
278 strcpy(argv[argc++],token2);
279 }
280 while (token2 = strtok(NULL, " "));
281
282 argv[argc] = NULL;
283 for (argc = 0; argv[argc]; argc++)
284 total += MultiByteToWideChar( CP_ACP, 0, argv[argc], -1, NULL, 0 );
285
286 wargv = HeapAlloc( GetProcessHeap(), 0,
287 total * sizeof(WCHAR) + (argc + 1) * sizeof(*wargv) );
288 p = (WCHAR *)(wargv + argc + 1);
289 for (argc = 0; argv[argc]; argc++)
290 {
291 DWORD len = MultiByteToWideChar( CP_ACP, 0, argv[argc], -1, p, total );
292 wargv[argc] = p;
293 p += len;
294 total -= len;
295 }
296 wargv[argc] = NULL;
297
298 dprintf(("Num of args is %d",argc));
299
300 __wine_main_argc = argc;
301 __wine_main_argv = argv;
302 __wine_main_wargv = wargv;
303}
304#endif
305
306/* INTERNAL: Since we can't rely on Winelib startup code calling w/getmainargs,
307 * we initialise data values during DLL loading. When called by a native
308 * program we simply return the data we've already initialised. This also means
309 * you can call multiple times without leaking
310 */
311void msvcrt_init_args(void)
312{
313 DWORD version;
314
315 MSVCRT__acmdln = _strdup( GetCommandLineA() );
316 MSVCRT__wcmdln = wstrdupa(MSVCRT__acmdln);
317#ifdef __WIN32OS2__
318 set_library_argv(&MSVCRT__acmdln);
319#endif
320 MSVCRT___argc = __wine_main_argc;
321 MSVCRT___argv = __wine_main_argv;
322 MSVCRT___wargv = __wine_main_wargv;
323
324 TRACE("got '%s', wide = %s argc=%d\n", MSVCRT__acmdln,
325 debugstr_w(MSVCRT__wcmdln),MSVCRT___argc);
326
327 version = GetVersion();
328 MSVCRT__osver = version >> 16;
329 MSVCRT__winminor = version & 0xFF;
330 MSVCRT__winmajor = (version>>8) & 0xFF;
331 MSVCRT_baseversion = version >> 16;
332 MSVCRT__winver = ((version >> 8) & 0xFF) + ((version & 0xFF) << 8);
333 MSVCRT_baseminor = (version >> 16) & 0xFF;
334 MSVCRT_basemajor = (version >> 24) & 0xFF;
335 MSVCRT_osversion = version & 0xFFFF;
336 MSVCRT_osminor = version & 0xFF;
337 MSVCRT_osmajor = (version>>8) & 0xFF;
338 MSVCRT__sys_nerr = 43;
339 MSVCRT__HUGE = HUGE_VAL;
340 MSVCRT___setlc_active = 0;
341 MSVCRT___unguarded_readlc_active = 0;
342 MSVCRT_timezone = 0;
343
344 /* FIXME: set app type for Winelib apps */
345
346 MSVCRT___initenv= msvcrt_SnapshotOfEnvironmentA(NULL);
347 MSVCRT___winitenv= msvcrt_SnapshotOfEnvironmentW(NULL);
348
349}
350
351
352/* INTERNAL: free memory used by args */
353void msvcrt_free_args(void)
354{
355 /* FIXME: more things to free */
356 if (MSVCRT___initenv) HeapFree(GetProcessHeap(), 0,MSVCRT___initenv);
357 if (MSVCRT___winitenv) HeapFree(GetProcessHeap(), 0,MSVCRT___winitenv);
358 if (MSVCRT__environ) HeapFree(GetProcessHeap(), 0,MSVCRT__environ);
359 if (MSVCRT__wenviron) HeapFree(GetProcessHeap(), 0,MSVCRT__wenviron);
360}
361
362/*********************************************************************
363 * __getmainargs (MSVCRT.@)
364 */
365void __getmainargs(int *argc, char** *argv, char** *envp,
366 int expand_wildcards, int *new_mode)
367{
368 TRACE("(%p,%p,%p,%d,%p).\n", argc, argv, envp, expand_wildcards, new_mode);
369 *argc = MSVCRT___argc;
370 *argv = MSVCRT___argv;
371 *envp = MSVCRT___initenv;
372 if (new_mode)
373 MSVCRT__set_new_mode( *new_mode );
374}
375
376/*********************************************************************
377 * __wgetmainargs (MSVCRT.@)
378 */
379void __wgetmainargs(int *argc, MSVCRT_wchar_t** *wargv, MSVCRT_wchar_t** *wenvp,
380 int expand_wildcards, int *new_mode)
381{
382 TRACE("(%p,%p,%p,%d,%p).\n", argc, wargv, wenvp, expand_wildcards, new_mode);
383 *argc = MSVCRT___argc;
384 *wargv = MSVCRT___wargv;
385 *wenvp = MSVCRT___winitenv;
386 if (new_mode)
387 MSVCRT__set_new_mode( *new_mode );
388}
389
390/*********************************************************************
391 * _initterm (MSVCRT.@)
392 */
393unsigned int _initterm(_INITTERMFUN *start,_INITTERMFUN *end)
394{
395 _INITTERMFUN* current = start;
396
397 TRACE("(%p,%p)\n",start,end);
398 while (current<end)
399 {
400 if (*current)
401 {
402 TRACE("Call init function %p\n",*current);
403 (**current)();
404 TRACE("returned\n");
405 }
406 current++;
407 }
408 return 0;
409}
410
411/*********************************************************************
412 * __set_app_type (MSVCRT.@)
413 */
414void MSVCRT___set_app_type(int app_type)
415{
416 TRACE("(%d) %s application\n", app_type, app_type == 2 ? "Gui" : "Console");
417 MSVCRT_app_type = app_type;
418}
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