NT4/private/crt32/iostream/ostrptr.cxx
2020-09-30 17:12:29 +02:00

42 lines
1.0 KiB
C++

/***
* ostrptr.cxx - definitions for ostream operator<<(const void*) member function
*
* Copyright (c) 1991-1992, 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.
*
*******************************************************************************/
#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';
// else // initialized above by default
// leader[1] = 'x';
}
//CONSIDER: can we use and depend on out %p conversion to do this???
sprintf(obuffer,fmt,ptr);
writepad(leader,obuffer);
osfx();
}
return *this;
}