feof.cxx

eCos/RedBoot for勤研ARM AnywhereII(4510) 含全部源代码

//========================================================================
//
//      feof.cxx
//
//      Implementations of ISO C feof(), ferror(), clearerr() functions
//
//========================================================================
//####ECOSGPLCOPYRIGHTBEGIN####
// -------------------------------------------
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// or inline functions from this file, or you compile this file and link it
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// -------------------------------------------
//####ECOSGPLCOPYRIGHTEND####
//========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):     jlarmour
// Contributors:  
// Date:          2001-03-16
// Purpose:       Implementations of ISO C feof(), ferror(), clearerr()
//                functions
// Description:   
// Usage:         
//
//####DESCRIPTIONEND####
//
//========================================================================

// CONFIGURATION

#include <pkgconf/libc_stdio.h>          // Configuration header

// INCLUDES

#include <cyg/infra/cyg_type.h>           // Common type definitions and support
#include <stdio.h>                        // Header for this file
#include <cyg/libc/stdio/stream.hxx>      // Cyg_StdioStream class

externC int
feof( FILE *stream ) __THROW
{
    Cyg_StdioStream *real_stream = (Cyg_StdioStream *)stream;

    return (real_stream->get_eof_state() != 0);
} // feof()

externC int
ferror( FILE *stream ) __THROW
{
    Cyg_StdioStream *real_stream = (Cyg_StdioStream *)stream;

    return (real_stream->get_error() != 0);
} // ferror()

externC void
clearerr( FILE *stream ) __THROW
{
    Cyg_StdioStream *real_stream = (Cyg_StdioStream *)stream;

    real_stream->set_error(0);
    real_stream->set_eof_state(false);
} // clearerr()



// EOF feof.cxx