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88 lines
3.0 KiB
C
88 lines
3.0 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is the Netscape Portable Runtime (NSPR).
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998-2000 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the
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* terms of the GNU General Public License Version 2 or later (the
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* "GPL"), in which case the provisions of the GPL are applicable
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* instead of those above. If you wish to allow use of your
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* version of this file only under the terms of the GPL and not to
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* allow others to use your version of this file under the MPL,
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* indicate your decision by deleting the provisions above and
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* replace them with the notice and other provisions required by
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* the GPL. If you do not delete the provisions above, a recipient
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* may use your version of this file under either the MPL or the
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* GPL.
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*/
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#ifndef prdtoa_h___
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#define prdtoa_h___
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#include "prtypes.h"
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PR_BEGIN_EXTERN_C
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/*
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** PR_strtod() returns as a double-precision floating-point number
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** the value represented by the character string pointed to by
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** s00. The string is scanned up to the first unrecognized
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** character.
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**a
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** If the value of se is not (char **)NULL, a pointer to
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** the character terminating the scan is returned in the location pointed
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** to by se. If no number can be formed, se is set to s00, and
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** zero is returned.
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*/
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#if defined(HAVE_WATCOM_BUG_1)
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/* this is a hack to circumvent a bug in the Watcom C/C++ 11.0 compiler
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** When Watcom fixes the bug, remove the special case for Win16
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*/
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PRFloat64 __pascal __loadds __export
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#else
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NSPR_API(PRFloat64)
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#endif
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PR_strtod(const char *s00, char **se);
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/*
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** PR_cnvtf()
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** conversion routines for floating point
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** prcsn - number of digits of precision to generate floating
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** point value.
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*/
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NSPR_API(void) PR_cnvtf(char *buf, PRIntn bufsz, PRIntn prcsn, PRFloat64 fval);
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/*
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** PR_dtoa() converts double to a string.
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**
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** ARGUMENTS:
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** If rve is not null, *rve is set to point to the end of the return value.
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** If d is +-Infinity or NaN, then *decpt is set to 9999.
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**
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** mode:
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** 0 ==> shortest string that yields d when read in
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** and rounded to nearest.
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*/
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NSPR_API(PRStatus) PR_dtoa(PRFloat64 d, PRIntn mode, PRIntn ndigits,
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PRIntn *decpt, PRIntn *sign, char **rve, char *buf, PRSize bufsize);
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PR_END_EXTERN_C
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#endif /* prdtoa_h___ */
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