346 lines
9.5 KiB
C
346 lines
9.5 KiB
C
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/***
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*internal.h - contains declarations of internal routines and variables
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*
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* Copyright (c) 1985-1993, Microsoft Corporation. All rights reserved.
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*
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*Purpose:
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* Declares routines and variables used internally by the C run-time.
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* [Internal]
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*
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*Revision History:
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* 05-18-87 SKS Module created
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* 07-15-87 JCR Added _old_pfxlen and _tempoff
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* 08-05-87 JCR Added _getbuf (corrected by SKS)
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* 11-05-87 JCR Added _buferr
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* 11-18-87 SKS Add __tzset(), made _isindst() near, remove _dtoxmode
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* 01-26-88 SKS Make __tzset, _isindst, _dtoxtime near/far for QC
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* 02-10-88 JCR Cleaned up white space
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* 06-22-88 SKS _canonic/_getcdrv are now used by all models
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* 06-29-88 JCR Removed static buffers _bufout and _buferr
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* 08-18-88 GJF Revised to also work for the 386 (small model only).
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* 09-22-88 GJF Added declarations for _freebuf, _stbuf and _ftbuf.
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* 01-31-89 JCR Removed _canonic, _getcdrv, _getcdwd (see direct.h)
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* 06-07-89 PHG Added _dosret for i860 (N10) version of libs
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* 07-05-89 PHG Changed above to _dosmaperr, added startup variables
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* 08-17-89 GJF Cleanup, removed stuff not needed for 386
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* 10-25-89 JCR Added prototype for _getpath()
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* 10-30-89 GJF Fixed copyright
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* 11-02-89 JCR Changed "DLL" to "_DLL"
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* 03-01-90 GJF Added #ifndef _INC_INTERNAL and #include <cruntime.h>
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* stuff. Also, removed some (now) useless preprocessing
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* directives.
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* 03-21-90 GJF Put _CALLTYPE1 into prototypes.
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* 03-26-90 GJF Added prototypes for _output() and _input(). Filled
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* out the prototype for _openfile
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* 04-05-90 GJF Added prototype for __NMSG_WRITE() (C source build
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* only).
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* 04-10-90 GJF Added prototypes for startup functions.
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* 05-28-90 SBM Added _flush()
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* 07-11-90 SBM Added _commode, removed execload()
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* 07-20-90 SBM Changes supporting clean -W3 compiles (added _cftoe
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* and _cftof prototypes)
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* 08-01-90 SBM Moved _cftoe() and _cftof() to new header
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* <fltintrn.h>, formerly named <struct.h>
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* 08-21-90 GJF Changed prototypes for _amsg_exit() and _NMSG_WRITE().
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* 11-29-90 GJF Added some defs/decls for lowio under Win32.
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* 12-04-90 SRW Added _osfile back for win32. Changed _osfinfo from
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* an array of structures to an array of 32-bit handles
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* (_osfhnd)
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* 04-06-91 GJF Changed _heapinit to _heap_init.
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* 08-19-91 JCR Added _exitflag
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* 08-20-91 JCR C++ and ANSI naming
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* 01-05-92 GJF Added declaration for termination done flag [_WIN32_]
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* 01-08-92 GJF Added prototype for _GetMainArgs.
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* 01-18-92 GJF Added _aexit_rtn.
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* 01-22-92 GJF Fixed definitions of _acmdln and _aexit_rtn for the
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* of crtdll.dll, crtdll.lib.
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* 01-29-92 GJF Added support for linked-in options equivalent to
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* commode.obj and setargv.obj (i.e., special declarations
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* for _commode and _dowildcard).
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* 02-14-92 GJF Replace _nfile with _nhandle for Win32. Also, added
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* #define-s for _NHANDLE_.
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* 03-17-92 GJF Removed declaration of _tmpoff for Win32.
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* 03-30-92 DJM POSIX support.
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* 04-27-92 GJF Added prototypes for _ValidDrive (in stat.c).
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* 05-28-92 GJF Added prototype for _mtdeletelocks() for Win32.
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* 06-02-92 SKS Move prototype for _pgmptr to <DOS.H>
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* 06-02-92 KRS Added prototype for _woutput().
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* 08-06-92 GJF Function calling type and variable type macros.
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* 08-17-92 KRS Added prototype for _winput().
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* 08-21-92 GJF Merged last two changes above.
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* 08-24-92 PBS Added _dstoffset for posix TZ
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* 10-24-92 SKS Add a fourth parameter to _GetMainArgs: wildcard flag
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* _GetMainArgs => __GetMainArgs: 2 leading _'s = internal
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* 10-24-92 SKS Remove two unnecessary parameters from _cenvarg()
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* 01-21-93 GJF Removed support for C6-386's _cdecl.
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* 03-30-93 GJF __gmtotime_t supercedes _dtoxtime.
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* 04-17-93 SKS Add _mtterm
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* 05-11-93 SKS _mtinit now returns success (1) or failure (0)
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* _C_Termination_Done needed in all models (for DLLs)
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* 06-02-93 CFW Add _flswbuf, _filwbuf protos.
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* 07-15-93 SRW Added _capture_argv function prototype
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* 09-22-93 CFW Test for invalid MB chars using global preset flag.
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*
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****/
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#ifndef _INC_INTERNAL
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <cruntime.h>
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/* Define function type used in several startup sources */
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typedef void (__cdecl *_PVFV)(void);
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/*
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* Conditional macro definition for function calling type and variable type
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* qualifiers.
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*/
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#ifdef _DLL
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#define _commode (*_commode_dll)
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extern int * _commode_dll;
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#else
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#ifdef CRTDLL
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#define _commode _commode_dll
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#endif
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extern int _commode;
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#endif
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#ifdef _WIN32_
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/*
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* Define the number of supported handles. This definition must exactly match
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* the one in os2dll.h.
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*/
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#ifdef MTHREAD
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#define _NHANDLE_ 256
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#else
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#define _NHANDLE_ 64
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#endif
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extern int _nhandle; /* == _NHANDLE_, set in ioinit.c */
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#else /* ndef _WIN32_ */
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extern int _nfile;
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#endif /* _WIN32_ */
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extern char _osfile[];
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#ifdef _WIN32_
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extern long _osfhnd[];
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int __cdecl _alloc_osfhnd(void);
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int __cdecl _free_osfhnd(int);
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int __cdecl _set_osfhnd(int,long);
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#endif /* _WIN32_ */
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#ifdef _POSIX_
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extern long _dstoffset;
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#endif /* _POSIX_ */
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extern char __dnames[];
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extern char __mnames[];
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extern int _days[];
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extern int _lpdays[];
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#ifndef _TIME_T_DEFINED
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typedef long time_t; /* time value */
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#define _TIME_T_DEFINED /* avoid multiple def's of time_t */
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#endif
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extern time_t __cdecl __gmtotime_t(int, int, int, int, int, int);
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#ifdef _TM_DEFINED
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extern int __cdecl _isindst(struct tm *);
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#endif
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extern void __cdecl __tzset(void);
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#ifdef _POSIX_
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extern void __cdecl _tzset(void);
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#endif
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extern int __cdecl _ValidDrive(unsigned);
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/**
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** This variable is in the C start-up; the length must be kept synchronized
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** It is used by the *cenvarg.c modules
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**/
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extern char _acfinfo[]; /* "_C_FILE_INFO=" */
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#define CFI_LENGTH 12 /* "_C_FILE_INFO" is 12 bytes long */
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#ifndef _SIZE_T_DEFINED
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#ifdef _WIN64
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typedef unsigned __int64 size_t;
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#else
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typedef unsigned int size_t;
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#endif
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#define _SIZE_T_DEFINED
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#endif
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#ifndef _VA_LIST_DEFINED
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#if defined(_ALPHA_)
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typedef struct {
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char *a0; /* pointer to first homed integer argument */
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int offset; /* byte offset of next parameter */
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} va_list;
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#else
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typedef char * va_list;
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#endif
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#define _VA_LIST_DEFINED
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#endif
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/*
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* stdio internals
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*/
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#ifdef _FILE_DEFINED
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extern FILE * _lastiob;
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FILE * __cdecl _getstream(void);
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#ifdef _POSIX_
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FILE * __cdecl _openfile(const char *, const char *, FILE *);
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#else
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FILE * __cdecl _openfile(const char *, const char *, int, FILE *);
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#endif
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void __cdecl _getbuf(FILE *);
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int __cdecl _filwbuf (FILE *);
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int __cdecl _flswbuf(int, FILE *);
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void __cdecl _freebuf(FILE *);
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int __cdecl _stbuf(FILE *);
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void __cdecl _ftbuf(int, FILE *);
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int __cdecl _output(FILE *, const char *, va_list);
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int __cdecl _woutput(FILE *, const wchar_t *, va_list);
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int __cdecl _input(FILE *, const unsigned char *, va_list);
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int __cdecl _winput(FILE *, const wchar_t *, va_list);
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int __cdecl _flush(FILE *);
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void __cdecl _endstdio(void);
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#endif
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extern int __invalid_mb_chars;
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extern int _cflush;
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#ifdef _CRUISER_
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extern unsigned int _tmpoff;
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#endif /* _CRUISER_ */
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extern unsigned int _tempoff;
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extern unsigned int _old_pfxlen;
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extern int _umaskval; /* the umask value */
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extern char _pipech[]; /* pipe lookahead */
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extern char _exitflag; /* callable termination flag */
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#if defined(_WIN32_)
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extern int _C_Termination_Done; /* termination done flag */
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#endif /* _WIN32_ */
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char * __cdecl _getpath(const char *, char *, unsigned);
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/* startup set values */
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extern char **__argv; /* argument vector */
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extern int __argc; /* argument count */
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extern char *_aenvptr; /* environment ptr */
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/* command line */
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#ifdef _DLL
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#define _acmdln (*_acmdln_dll)
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extern char **_acmdln_dll;
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#else
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#ifdef CRTDLL
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#define _acmdln _acmdln_dll
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#endif
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extern char *_acmdln;
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#endif
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/*
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* prototypes for internal startup functions
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*/
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int __cdecl _cwild(void); /* wild.c */
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char * __cdecl _find(char *); /* stdarg.asm or stdargv.c */
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#ifdef MTHREAD
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int __cdecl _mtinit(void); /* tidtable.asm */
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int __cdecl _mtinitlocks(void); /* mlock.asm */
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void __cdecl _mtterm(void); /* tidtable.asm */
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void __cdecl _mtdeletelocks(void); /* mlock.asm */
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#endif
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/*
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* C source build only!!!!
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*
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* more prototypes for internal startup functions
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*/
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void __cdecl _amsg_exit(int); /* crt0.c */
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void __cdecl _cinit(void); /* crt0dat.c */
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void __cdecl __doinits(void); /* astart.asm */
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void __cdecl __doterms(void); /* astart.asm */
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void __cdecl __dopreterms(void); /* astart.asm */
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void __cdecl _FF_MSGBANNER(void);
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void __cdecl _fptrap(void); /* crt0fp.c */
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void __cdecl _heap_init(void);
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#ifdef _WIN32_
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void __cdecl _ioinit(void); /* crt0.c, crtlib.c */
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#endif /* _WIN32_ */
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void __cdecl _NMSG_WRITE(int);
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void __cdecl _setargv(void); /* setargv.c, stdargv.c */
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void __cdecl __setargv(void); /* stdargv.c */
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void __cdecl _setenvp(void); /* stdenvp.c */
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#ifdef _DLL
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#define _aexit_rtn (*_aexit_rtn_dll)
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extern void (__cdecl ** _aexit_rtn_dll)(int);
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#else
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#ifdef CRTDLL
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#define _aexit_rtn _aexit_rtn_dll
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#endif
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extern void (__cdecl * _aexit_rtn)(int);
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#endif
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#ifdef _WIN32_
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#if defined(_DLL) || defined(CRTDLL)
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void __cdecl __GetMainArgs(int *, char ***, char ***, int);
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#endif
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#endif /* _WIN32_ */
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/*
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* C source build only!!!!
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*
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* map OS/2 errors into Xenix errno values -- for modules written in C
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*/
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extern void __cdecl _dosmaperr(unsigned long);
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/*
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* internal routines used by the exec/spawn functions
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*/
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extern int __cdecl _dospawn(int, const char *, char *, char *);
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extern int __cdecl _cenvarg(const char * const *, const char * const *,
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char **, char **, const char *);
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extern char ** __cdecl _capture_argv(
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va_list *,
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const char *,
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char **,
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size_t
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);
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#ifdef __cplusplus
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}
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#endif
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#define _INC_INTERNAL
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#endif /* _INC_INTERNAL */
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