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40 lines
1006 B
40 lines
1006 B
/***
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* istrdbl.cpp - definition for operator>>(double) member funct for istream class
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*
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* Copyright (c) 1991-2001, Microsoft Corporation. All rights reserved.
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*
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*Purpose:
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* Definition of operator>>(double) member function for istream class.
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* [AT&T C++]
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*
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*Revision History:
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* 09-26-91 KRS Created. Split off from istream.cxx for granularity.
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* 12-30-92 KRS Fix indirection problem with **endptr.
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* 06-14-95 CFW Comment cleanup.
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*
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*******************************************************************************/
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#include <cruntime.h>
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#include <internal.h>
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#include <stdlib.h>
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#include <iostream.h>
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#pragma hdrstop
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#pragma check_stack(on) // large buffer(s)
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#define MAXDBLSIZ 28
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istream& istream::operator>>(double& n)
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{
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_WINSTATIC char ibuffer[MAXDBLSIZ];
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char ** endptr = (char**)NULL;
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if (ipfx(0))
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{
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if (getdouble(ibuffer, MAXDBLSIZ)>0)
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{
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n = strtod(ibuffer, endptr);
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}
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isfx();
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}
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return *this;
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}
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