232 lines
6.5 KiB
Plaintext
232 lines
6.5 KiB
Plaintext
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///////////////////////////////////////////////////////////////////////////
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// FILE: fstream/fstream.h (fstream support)
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//
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// =========================================================================
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//
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// Open Watcom Project
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//
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// Copyright (c) 2002-2010 Open Watcom Contributors. All Rights Reserved.
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// Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
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//
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// This file is automatically generated. Do not edit directly.
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//
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// =========================================================================
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//
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// Description: This header is part of the C++ standard library. It
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// defines the necessary classes for file stream support.
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///////////////////////////////////////////////////////////////////////////
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#ifndef _FSTREAM_INCLUDED
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#define _FSTREAM_INCLUDED
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#ifndef _ENABLE_AUTODEPEND
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#pragma read_only_file;
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#endif
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#ifndef __cplusplus
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#error This header file requires C++
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#endif
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#ifndef _COMDEF_H_INCLUDED
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#include <_comdef.h>
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#endif
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#ifndef _IOSTREAM_INCLUDED
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#include <iostream>
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#endif
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// POSIX file handle:
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typedef int filedesc;
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namespace std {
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// **************************** FILEBUF ************************************
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#ifdef _M_IX86
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#pragma pack( __push, 1 )
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#else
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#pragma pack( __push, 8 )
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#endif
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class _WPRTLINK filebuf : public streambuf {
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public:
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static int const openprot; // default file protection
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enum sh_mode { // sharing mode
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sh_compat = 0x0000, // - compatibility mode
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sh_read = 0x1000, // - allow others to read
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sh_write = 0x2000, // - allow others to write
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sh_none = 0x4000 // - do not allow others to read or write
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};
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typedef int shmode;
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filebuf();
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filebuf( filedesc __fd );
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filebuf( filedesc __fd, char *__buf, int __len );
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~filebuf();
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int is_open() const;
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filedesc fd() const;
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filebuf *attach( filedesc __fd );
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filebuf *open( char const *__name,
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ios::openmode __mode,
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int __prot = openprot );
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filebuf *close();
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virtual int pbackfail( int __c );
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virtual int overflow( int = EOF );
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virtual int underflow();
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virtual streambuf *setbuf( char *__buf, int __len );
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virtual streampos seekoff( streamoff __offset,
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ios::seekdir __direction,
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ios::openmode __ignored );
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virtual int sync();
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private:
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filedesc __file_handle;
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ios::openmode __file_mode;
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char __unbuffered_get_area[ DEFAULT_PUTBACK_SIZE+1 ];
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char __attached : 1;
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int : 0;
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};
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#pragma pack( __pop )
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inline filedesc filebuf::fd() const {
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return( __file_handle );
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}
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inline int filebuf::is_open() const {
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return( __file_handle != EOF );
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}
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// **************************** FSTREAMBASE ********************************
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#ifdef _M_IX86
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#pragma pack( __push, 1 )
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#else
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#pragma pack( __push, 8 )
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#endif
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class _WPRTLINK fstreambase : virtual public ios {
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public:
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int is_open() const;
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filedesc fd() const;
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void attach( filedesc __fd );
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void open( char const *__name,
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ios::openmode __mode,
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int __prot = filebuf::openprot );
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void close();
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filebuf *rdbuf() const;
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void setbuf( char *__buf, int __len );
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protected:
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fstreambase();
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fstreambase( char const *__name,
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ios::openmode __mode,
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int __prot = filebuf::openprot );
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fstreambase( filedesc __fd );
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fstreambase( filedesc __fd, char *__buf, int __len );
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~fstreambase();
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private:
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filebuf __flbuf;
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};
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#pragma pack( __pop )
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inline filedesc fstreambase::fd() const {
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__lock_it( __i_lock );
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filebuf *__fb = rdbuf();
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return( (__fb == NULL) ? EOF : __fb->fd() );
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}
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inline int fstreambase::is_open() const {
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__lock_it( __i_lock );
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filebuf *__fb = rdbuf();
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return( (__fb == NULL) ? 0 : __fb->is_open() );
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}
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inline filebuf *fstreambase::rdbuf() const {
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return( (filebuf *) ios::rdbuf() );
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}
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// **************************** IFSTREAM ***********************************
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#ifdef _M_IX86
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#pragma pack( __push, 1 )
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#else
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#pragma pack( __push, 8 )
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#endif
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class _WPRTLINK ifstream : public fstreambase, public istream {
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public:
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ifstream();
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ifstream( char const *__name,
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ios::openmode __mode = ios::in,
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int __prot = filebuf::openprot );
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ifstream( filedesc __fd );
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ifstream( filedesc __fd, char *__buf, int __len );
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~ifstream();
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void open( char const *__name,
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ios::openmode __mode = ios::in,
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int __prot = filebuf::openprot );
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};
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#pragma pack( __pop )
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inline void ifstream::open( char const *__n, ios::openmode __m, int __p ) {
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fstreambase::open( __n, __m, __p );
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}
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// **************************** OFSTREAM ***********************************
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#ifdef _M_IX86
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#pragma pack( __push, 1 )
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#else
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#pragma pack( __push, 8 )
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#endif
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class _WPRTLINK ofstream : public fstreambase, public ostream {
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public:
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ofstream();
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ofstream( char const *__name,
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ios::openmode __mode = ios::out,
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int __prot = filebuf::openprot );
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ofstream( filedesc __fd );
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ofstream( filedesc __fd, char *__buf, int __len );
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~ofstream();
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void open( char const *__name,
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ios::openmode __mode = ios::out,
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int __prot = filebuf::openprot );
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};
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#pragma pack( __pop )
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inline void ofstream::open( char const *__n, ios::openmode __m, int __p ) {
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fstreambase::open( __n, __m, __p );
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}
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// **************************** FSTREAM ************************************
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#ifdef _M_IX86
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#pragma pack( __push, 1 )
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#else
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#pragma pack( __push, 8 )
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#endif
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class _WPRTLINK fstream : public fstreambase, public iostream {
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public:
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fstream();
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fstream( char const *__name,
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ios::openmode __mode = ios::in|ios::out,
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int __prot = filebuf::openprot );
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fstream( filedesc __fd );
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fstream( filedesc __fd, char *__buf, int __len );
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~fstream();
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void open( char const *__name,
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ios::openmode __mode = ios::in|ios::out,
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int __prot = filebuf::openprot );
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};
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#pragma pack( __pop )
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inline void fstream::open( char const *__n, ios::openmode __m, int __p ) {
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fstreambase::open( __n, __m, __p );
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}
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} // namespace std
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#endif
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