closeall.cpp File Reference

#include <corecrt_internal_stdio.h>

Include dependency graph for closeall.cpp:

Go to the source code of this file.

Functions
int __cdecl	_fcloseall ()

Function Documentation

_fcloseall()

int __cdecl _fcloseall

(

void

)

Definition at line 15 of file closeall.cpp.

{
    int count = 0;
 
    __acrt_lock(__acrt_stdio_index_lock);
    __try
    {
        for (int i = _IOB_ENTRIES; i != _nstream; ++i)
        {
            if (__piob[i] == nullptr)
                continue;
 
            // If the stream is in use, close it:
            if (__crt_stdio_stream(__piob[i]).is_in_use() && fclose(&__piob[i]->_public_file) != EOF)
            {
                ++count;
            }
 
            DeleteCriticalSection(&__piob[i]->_lock);
            _free_crt(__piob[i]);
            __piob[i] = nullptr;
        }
    }
    __finally
    {
        __acrt_unlock(__acrt_stdio_index_lock);
    }
    __endtry
 
    return count;
}

Referenced by __acrt_uninitialize_stdio(), msvcrt_free_io(), and test_fopen_fclose_fcloseall().