1.1 --- a/epoc32/include/libc/sys/reent.h Tue Nov 24 13:55:44 2009 +0000
1.2 +++ b/epoc32/include/libc/sys/reent.h Tue Mar 16 16:12:26 2010 +0000
1.3 @@ -1,1 +1,143 @@
1.4 -reent.h
1.5 +/*
1.6 +* Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
1.7 +* All rights reserved.
1.8 +* This component and the accompanying materials are made available
1.9 +* under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
1.10 +* which accompanies this distribution, and is available
1.11 +* at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
1.12 +*
1.13 +* Initial Contributors:
1.14 +* Nokia Corporation - initial contribution.
1.15 +*
1.16 +* Contributors:
1.17 +*
1.18 +* Description:
1.19 +* WARNING: All identifiers here must begin with an underscore. This file is
1.20 +* included by stdio.h and others and we therefore must only use identifiers
1.21 +* in the namespace allotted to us.
1.22 +*
1.23 +*
1.24 +*/
1.25 +
1.26 +
1.27 +
1.28 +
1.29 +
1.30 +
1.31 +
1.32 +/**
1.33 + @file
1.34 + @publishedAll
1.35 + @released
1.36 +*/
1.37 +
1.38 +#ifndef _SYS_REENT_H_
1.39 +#ifdef __cplusplus
1.40 +extern "C" {
1.41 +#endif
1.42 +
1.43 +#define _SYS_REENT_H_
1.44 +
1.45 +#include <_ansi.h>
1.46 +#include <sys/stdio_t.h> /* _sFILE type */
1.47 +#include <time.h> /* for struct tm */
1.48 +
1.49 +struct _glue
1.50 +{
1.51 + struct _glue *_next;
1.52 + int _niobs;
1.53 + struct __sFILE *_iobs;
1.54 +};
1.55 +
1.56 +/**
1.57 +atexit() support
1.58 +*/
1.59 +#define _ATEXIT_SIZE 32 /* must be at least 32 to guarantee ANSI conformance */
1.60 +
1.61 +struct _atexit {
1.62 + struct _atexit *_next; /* next in list */
1.63 + int _ind; /* next index in this table */
1.64 + void (*_fns[_ATEXIT_SIZE])(void); /* the table itself */
1.65 +};
1.66 +
1.67 +
1.68 +/**
1.69 +struct _reent
1.70 +
1.71 +This structure contains *all* globals needed by the library.
1.72 +It's raison d'etre is to facilitate threads by making all library routines
1.73 +reentrant. IE: All state information is contained here.
1.74 +*/
1.75 +
1.76 +#define _ASCTIME_SIZE (26+8) /* 26 min, plus caution factor! */
1.77 +#define _MINNARROWBUFSIZE 100
1.78 +
1.79 +#ifdef __MWERKS__
1.80 + #pragma warn_padding off
1.81 +#endif
1.82 +
1.83 +struct _reent
1.84 +{
1.85 + /* local copy of errno */
1.86 + int _errno;
1.87 + struct __sFILE _sf[3]; /* first three file descriptors: stdin, stdout, stderr */
1.88 +
1.89 + char *_scanpoint; /* used by strtok */
1.90 + char _asctime[_ASCTIME_SIZE]; /* used by asctime */
1.91 + struct tm _struct_tm; /* used by gmtime */
1.92 + long _next[2]; /* used by rand/srand (64-bit seed for EPOC32) */
1.93 + int _inc; /* used by tmpnam */
1.94 + char _tmpnam[37]; /* used by tmpnam & inet_ntoa */
1.95 + wchar_t _wtmpnam[37]; /* used by tmpnam & inet_ntoa */
1.96 + void *_netdb; /* used by gethostbyaddr and similar netdb functions */
1.97 +
1.98 + int _current_category; /* used by setlocale */
1.99 + const char *_current_locale;
1.100 +
1.101 + int __sdidinit; /* 1 means stdio has been init'd */
1.102 +
1.103 + void (*__cleanup)(struct _reent *);
1.104 +
1.105 + /* atexit stuff */
1.106 + struct _atexit *_atexit; /* points to head of LIFO stack */
1.107 + struct _atexit _atexit0; /* one guaranteed table, required by ANSI */
1.108 +
1.109 + /* signal info */
1.110 + void (**(_sig_func))();
1.111 +
1.112 + struct _glue __sglue; /* root of glue chain for additional sFILE structures */
1.113 +
1.114 + char **environ;
1.115 + int environ_slots;
1.116 +
1.117 + char* _pNarrowEnvBuffer;
1.118 + int _NEBSize;
1.119 +
1.120 + void *_system; /* Pointer to a C++ POSIX System object - Hands off! */
1.121 +};
1.122 +
1.123 +/**
1.124 +The struct _reent is managed on a per-thread basis by EPOC32, so there is no global
1.125 +variable _impure_pointer and everyone has to use _REENT (panics in the event of an
1.126 +error) or REENT2 (which returns a NULL pointer in the event of an error).
1.127 +*/
1.128 +IMPORT_C void _reclaim_reent (struct _reent*);
1.129 +IMPORT_C void _REENT_INIT (struct _reent*);
1.130 +IMPORT_C struct _reent* ImpurePtr (void);
1.131 +IMPORT_C struct _reent* ImpurePtr2 (void);
1.132 +IMPORT_C void _init_reent (struct _reent*,void*);
1.133 +
1.134 +/**
1.135 +Support for explicit release of all STDLIB resources belonging to this thread
1.136 +*/
1.137 +IMPORT_C void CloseSTDLIB();
1.138 +
1.139 +#define _REENT (ImpurePtr())
1.140 +#define _REENT2 (ImpurePtr2())
1.141 +#define __errno_r(ptr) ((ptr)->_errno)
1.142 +
1.143 +#ifdef __cplusplus
1.144 +}
1.145 +#endif
1.146 +
1.147 +#endif /* _SYS_REENT_H_ */