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Reactos
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899//// fputc.cpp//// Copyright (c) Microsoft Corporation. All rights reserved.//// Defines the fputc() family of functions, which write a character to a stream.//#include <corecrt_internal_stdio.h>#include <corecrt_internal_ptd_propagation.h>
extern "C" int __cdecl _fputc_nolock_internal(int const c, FILE* const public_stream, __crt_cached_ptd_host& ptd){ __crt_stdio_stream const stream(public_stream);
--stream->_cnt;
// If there is no room for the character in the buffer, flush the buffer and // write the character: if (stream->_cnt < 0) { return __acrt_stdio_flush_and_write_narrow_nolock(c, stream.public_stream(), ptd); }
// Otherwise, there is sufficient room, so we can write directly to the buffer: char const char_value = static_cast<char>(c); *stream->_ptr++ = char_value; return char_value & 0xff;}
extern "C" int __cdecl _fputc_nolock(int const c, FILE* const public_stream){ __crt_cached_ptd_host ptd; return _fputc_nolock_internal(c, public_stream, ptd);}
extern "C" int __cdecl _putc_nolock(int const c, FILE* const stream){ return _fputc_nolock(c, stream);}
// Writes a character to a stream. Returns the character on success; returns// EOF on failure.static int __cdecl _fputc_internal(int const c, FILE* const stream, __crt_cached_ptd_host& ptd){ _UCRT_VALIDATE_RETURN(ptd, stream != nullptr, EINVAL, EOF);
int return_value = 0;
_lock_file(stream); __try { _UCRT_VALIDATE_STREAM_ANSI_RETURN(ptd, stream, EINVAL, EOF);
return_value = _fputc_nolock_internal(c, stream, ptd); } __finally { _unlock_file(stream); } __endtry
return return_value;}
// Writes a character to a stream. Returns the character on success; returns// EOF on failure.extern "C" int __cdecl fputc(int const c, FILE* const stream){ __crt_cached_ptd_host ptd; return _fputc_internal(c, stream, ptd);}
// Writes a character to a stream. See fputc() for details.extern "C" int __cdecl putc(int const c, FILE* const stream){ return fputc(c, stream);}
// Writes a character to stdout. See fputc() for details.extern "C" int __cdecl _fputchar(int const c){ return fputc(c, stdout);}
// Writes a character to stdout. See fputc() for details.extern "C" int __cdecl putchar(int const c){ return _fputchar(c);}