windows-nt/Source/XPSP1/NT/base/crts/crtw32/iostream/ostrptr.cpp
2020-09-26 16:20:57 +08:00

40 lines
957 B
C++

/***
* ostrptr.cpp - definitions for ostream operator<<(const void*) member function
*
* Copyright (c) 1991-2001, Microsoft Corporation. All rights reserved.
*
*Purpose:
* Member function definition for ostream operator<<(const void*).
*
*Revision History:
* 09-23-91 KRS Created. Split out from ostream.cxx for granularity.
* 06-03-92 KRS CAV #1183: add 'const' to ptr output argument.
* 06-14-95 CFW Comment cleanup.
*
*******************************************************************************/
#include <cruntime.h>
#include <internal.h>
#include <stdio.h>
#include <iostream.h>
#pragma hdrstop
ostream& ostream::operator<<(const void * ptr)
{
_WINSTATIC char obuffer[12];
_WINSTATIC char fmt[4] = "%p";
_WINSTATIC char leader[4] = "0x";
if (opfx())
{
if (ptr)
{
if (x_flags & uppercase)
leader[1] = 'X';
}
sprintf(obuffer,fmt,ptr);
writepad(leader,obuffer);
osfx();
}
return *this;
}