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Tricks of the Windows Gam…ming Gurus (2nd Edition)
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Disc2.iso
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vc98
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crt
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src
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puts.c
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C/C++ Source or Header
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1998-06-17
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/***
*puts.c - put a string to stdout
*
* Copyright (c) 1985-1997, Microsoft Corporation. All rights reserved.
*
*Purpose:
* defines puts() and _putws() - put a string to stdout
*
*******************************************************************************/
#include <cruntime.h>
#include <stdio.h>
#include <dbgint.h>
#include <file2.h>
#include <string.h>
#include <internal.h>
#include <mtdll.h>
#include <tchar.h>
/***
*int puts(string) - put a string to stdout with newline
*
*Purpose:
* Write a string to stdout; don't include '\0' but append '\n'. Uses
* temporary buffering for efficiency on stdout if unbuffered.
*
*Entry:
* char *string - string to output
*
*Exit:
* Good return = 0
* Error return = EOF
*
*Exceptions:
*
*******************************************************************************/
int __cdecl _putts (
const _TCHAR *string
)
{
int buffing;
#ifndef _UNICODE
unsigned int length;
unsigned int ndone;
#endif /* _UNICODE */
int retval = _TEOF; /* error */
_ASSERTE(string != NULL);
_lock_str2(1, stdout);
buffing = _stbuf(stdout);
#ifdef _UNICODE
while (*string) {
if (_putwchar_lk(*string++) == WEOF)
goto done;
}
if (_putwchar_lk(L'\n') != WEOF)
retval = 0; /* success */
#else /* _UNICODE */
length = strlen(string);
ndone = _fwrite_lk(string,1,length,stdout);
if (ndone == length) {
_putc_lk('\n',stdout);
retval = 0; /* success */
}
#endif /* _UNICODE */
#ifdef _UNICODE
done:
#endif /* _UNICODE */
_ftbuf(buffing, stdout);
_unlock_str2(1, stdout);
return retval;
}