clearerr.cpp File Reference

#include <corecrt_internal_stdio.h>

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Functions
errno_t __cdecl	clearerr_s (FILE *const public_stream)
void __cdecl	clearerr (FILE *const stream)

Function Documentation

clearerr()

void __cdecl clearerr

(

FILE *const

stream

)

Definition at line 35 of file clearerr.cpp.

{
    clearerr_s(stream);
}

clearerr_s()

errno_t __cdecl clearerr_s

(

FILE *const

public_stream

)

Definition at line 12 of file clearerr.cpp.

{
    __crt_stdio_stream const stream(public_stream);
 
    _VALIDATE_RETURN_ERRCODE(stream.valid(), EINVAL);
 
    _lock_file(stream.public_stream());
    __try
    {
        stream.unset_flags(_IOERROR | _IOEOF);                               // Clear stdio flags
        _osfile_safe(_fileno(stream.public_stream())) &= ~(FEOFLAG);         // Clear lowio flags
    }
    __finally
    {
        _unlock_file(stream.public_stream());
    }
    __endtry
 
    return 0;
}

Referenced by clearerr().