1 /*
2 * Emulator initialisation code
3 *
4 * Copyright 2000 Alexandre Julliard
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
21 #include "config.h"
22 #include "wine/port.h"
23
24 #include <stdio.h>
25 #include <stdlib.h>
26 #ifdef HAVE_SYS_MMAN_H
27 #include <sys/mman.h>
28 #endif
29
30 #include "wine/library.h"
31 #include "main.h"
32
33 #ifdef __APPLE__
34
35 asm(".zerofill WINE_DOS, WINE_DOS, ___wine_dos, 0x60000000");
36 asm(".zerofill WINE_SHARED_HEAP, WINE_SHARED_HEAP, ___wine_shared_heap, 0x02000000");
37 extern char __wine_dos[0x60000000], __wine_shared_heap[0x02000000];
38
39 static const struct wine_preload_info wine_main_preload_info[] =
40 {
41 { __wine_dos, sizeof(__wine_dos) }, /* DOS area + PE exe */
42 { __wine_shared_heap, sizeof(__wine_shared_heap) }, /* shared user data + shared heap */
43 { 0, 0 } /* end of list */
44 };
45
46 static inline void reserve_area( void *addr, size_t size )
47 {
48 wine_anon_mmap( addr, size, PROT_NONE, MAP_FIXED | MAP_NORESERVE );
49 wine_mmap_add_reserved_area( addr, size );
50 }
51
52 #else /* __APPLE__ */
53
54 /* the preloader will set this variable */
55 const struct wine_preload_info *wine_main_preload_info = NULL;
56
57 static inline void reserve_area( void *addr, size_t size )
58 {
59 wine_mmap_add_reserved_area( addr, size );
60 }
61
62 #endif /* __APPLE__ */
63
64 /***********************************************************************
65 * check_command_line
66 *
67 * Check if command line is one that needs to be handled specially.
68 */
69 static void check_command_line( int argc, char *argv[] )
70 {
71 static const char usage[] =
72 "Usage: wine PROGRAM [ARGUMENTS...] Run the specified program\n"
73 " wine --help Display this help and exit\n"
74 " wine --version Output version information and exit";
75
76 if (argc <= 1)
77 {
78 fprintf( stderr, "%s\n", usage );
79 exit(1);
80 }
81 if (!strcmp( argv[1], "--help" ))
82 {
83 printf( "%s\n", usage );
84 exit(0);
85 }
86 if (!strcmp( argv[1], "--version" ))
87 {
88 printf( "%s\n", wine_get_build_id() );
89 exit(0);
90 }
91 }
92
93
94 /**********************************************************************
95 * main
96 */
97 int main( int argc, char *argv[] )
98 {
99 char error[1024];
100 int i;
101
102 check_command_line( argc, argv );
103 if (wine_main_preload_info)
104 {
105 for (i = 0; wine_main_preload_info[i].size; i++)
106 reserve_area( wine_main_preload_info[i].addr, wine_main_preload_info[i].size );
107 }
108
109 wine_pthread_set_functions( &pthread_functions, sizeof(pthread_functions) );
110 wine_init( argc, argv, error, sizeof(error) );
111 fprintf( stderr, "wine: failed to initialize: %s\n", error );
112 exit(1);
113 }
114
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