1/***********************************************************************
2*                                                                      *
3*               This software is part of the ast package               *
4*          Copyright (c) 1985-2011 AT&T Intellectual Property          *
5*                      and is licensed under the                       *
6*                  Common Public License, Version 1.0                  *
7*                    by AT&T Intellectual Property                     *
8*                                                                      *
9*                A copy of the License is available at                 *
10*            http://www.opensource.org/licenses/cpl1.0.txt             *
11*         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12*                                                                      *
13*              Information and Software Systems Research               *
14*                            AT&T Research                             *
15*                           Florham Park NJ                            *
16*                                                                      *
17*                 Glenn Fowler <gsf@research.att.com>                  *
18*                  David Korn <dgk@research.att.com>                   *
19*                   Phong Vo <kpv@research.att.com>                    *
20*                                                                      *
21***********************************************************************/
22#pragma prototyped
23
24/*
25 * ast dynamic data initialization
26 */
27
28#ifdef _UWIN
29
30#define _std_def_cfree	1
31
32#include <sfio_t.h>
33#include <ast.h>
34
35#undef	strcoll
36
37#include <ast_windows.h>
38
39extern Sfio_t	_Sfstdin;
40extern Sfio_t	_Sfstdout;
41extern Sfio_t	_Sfstderr;
42
43#include "sfhdr.h"
44
45#undef	sfstdin
46#undef	sfstdout
47#undef	sfstderr
48
49#if defined(__EXPORT__)
50#define extern		__EXPORT__
51#endif
52
53/*
54 * for backward compatibility with early UNIX
55 */
56
57extern void
58cfree(void* addr)
59{
60	free(addr);
61}
62
63extern void
64_ast_libinit(void* in, void* out, void* err)
65{
66	Sfio_t*		sp;
67
68	sp = (Sfio_t*)in;
69	*sp =  _Sfstdin;
70	sfstdin = sp;
71	sp = (Sfio_t*)out;
72	*sp =  _Sfstdout;
73	sfstdout = sp;
74	sp = (Sfio_t*)err;
75	*sp =  _Sfstderr;
76	sfstderr = sp;
77}
78
79extern void
80_ast_init(void)
81{
82	struct _astdll*	ap = _ast_getdll();
83
84	_ast_libinit(ap->_ast_stdin,ap->_ast_stdout,ap->_ast_stderr);
85}
86
87extern void
88_ast_exit(void)
89{
90	if (_Sfcleanup)
91		(*_Sfcleanup)();
92}
93
94BOOL WINAPI
95DllMain(HINSTANCE hinst, DWORD reason, VOID* reserved)
96{
97	switch (reason)
98	{
99	case DLL_PROCESS_ATTACH:
100		break;
101	case DLL_PROCESS_DETACH:
102		_ast_exit();
103		break;
104	}
105	return 1;
106}
107
108#else
109
110#include <ast.h>
111
112#if _dll_data_intercept && ( _DLL_BLD || _BLD_DLL )
113
114#undef	environ
115
116extern char**	environ;
117
118struct _astdll	_ast_dll = { &environ };
119
120struct _astdll*
121_ast_getdll(void)
122{
123	return &_ast_dll;
124}
125
126#else
127
128NoN(astdynamic)
129
130#endif
131
132#endif
133