putws.cpp File Reference

#include <corecrt_internal_stdio.h>
#include <corecrt_internal_ptd_propagation.h>

Include dependency graph for putws.cpp:

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Functions
static int __cdecl	_putws_internal (wchar_t const *const string, __crt_cached_ptd_host &ptd)
int __cdecl	_putws (wchar_t const *const string)

Function Documentation

_putws()

int __cdecl _putws

(

wchar_t const *const

string

)

Definition at line 44 of file putws.cpp.

{
    __crt_cached_ptd_host ptd;
    return _putws_internal(string, ptd);
}

_putws_internal()

static int __cdecl _putws_internal ( wchar_t const *const  string, __crt_cached_ptd_host &  ptd  )

static

Definition at line 16 of file putws.cpp.

{
    _UCRT_VALIDATE_RETURN(ptd, string != nullptr, EINVAL, WEOF);
 
    FILE* const stream = stdout;
 
    return __acrt_lock_stream_and_call(stream, [&]() -> int
    {
        __acrt_stdio_temporary_buffering_guard const buffering(stream, ptd);
 
        // Write the string, character-by-character:
        for (wchar_t const* it = string; *it; ++it)
        {
            if (_fputwc_nolock_internal(*it, stream, ptd) == WEOF)
            {
                return WEOF;
            }
        }
 
        if (_fputwc_nolock_internal(L'\n', stream, ptd) == WEOF)
        {
            return WEOF;
        }
 
        return 0;
    });
}

Referenced by _putws().