From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stephen Compall Newsgroups: gmane.lisp.guile.devel Subject: Re: asserting the equality of double values Date: Mon, 17 Sep 2007 12:45:46 -0500 Message-ID: <1190051146.9626.4.camel@nocandy.dyndns.org> References: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1029313045==" X-Trace: sea.gmane.org 1190051197 13429 80.91.229.12 (17 Sep 2007 17:46:37 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Mon, 17 Sep 2007 17:46:37 +0000 (UTC) Cc: guile-devel@gnu.org To: Kamaraju S Kusumanchi Original-X-From: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Mon Sep 17 19:46:31 2007 Return-path: Envelope-to: guile-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1IXKfT-0001zo-Ch for guile-devel@m.gmane.org; Mon, 17 Sep 2007 19:45:55 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1IXKfR-0005YJ-Pb for guile-devel@m.gmane.org; Mon, 17 Sep 2007 13:45:53 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1IXKfP-0005Y9-CA for guile-devel@gnu.org; Mon, 17 Sep 2007 13:45:51 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1IXKfM-0005Xq-KU for guile-devel@gnu.org; Mon, 17 Sep 2007 13:45:49 -0400 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1IXKfM-0005Xi-G2 for guile-devel@gnu.org; Mon, 17 Sep 2007 13:45:48 -0400 Original-Received: from mxsf09.insightbb.com ([74.128.0.79]) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1IXKfM-00047X-4k for guile-devel@gnu.org; Mon, 17 Sep 2007 13:45:48 -0400 X-IronPort-AV: E=Sophos;i="4.20,265,1186372800"; d="asc'?scan'208";a="59186373" Original-Received: from unknown (HELO asav01.insightbb.com) ([172.31.249.123]) by mxsf09.insightbb.com with ESMTP; 17 Sep 2007 13:45:46 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AgAAACda7kZKiZK7/2dsb2JhbAAM X-IronPort-AV: E=Sophos;i="4.20,265,1186372800"; d="asc'?scan'208";a="78587032" Original-Received: from 74-137-146-187.dhcp.insightbb.com (HELO [192.168.10.2]) ([74.137.146.187]) by asav01.insightbb.com with ESMTP; 17 Sep 2007 13:45:46 -0400 In-Reply-To: X-Mailer: Evolution 2.10.2-2.1mdv2007.1 X-Detected-Kernel: Genre and OS details not recognized. X-BeenThere: guile-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Developers list for Guile, the GNU extensibility library" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Errors-To: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.lisp.guile.devel:6799 Archived-At: --===============1029313045== Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-Uyx9BhFkMqxhor3M9Toi" --=-Uyx9BhFkMqxhor3M9Toi Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Sat, 2007-09-15 at 13:53 -0400, Kamaraju S Kusumanchi wrote: > 2) The above code uses DBL_MANT_DIG macro. How can I easily find out wher= e > this macro is defined? Is there any book or reference which discuss this > kind of macros. For now I did a grep in /usr/include and found that such = a > macro is defined in /usr/include/c++/4.2/limits file. This brings up > another question.=20 >=20 > If you are using a macro defined in a standard c++ library header, should= n't > the file be named test-round.cpp instead of test-round.c? The GNU C Library Reference Manual is a great reference for the standard C library. According to its text, the macro is defined to be included by float.h. For details, see Info node (libc)Floating Point Parameters. --=20 ;;; Stephen Compall ** http://scompall.nocandysw.com/blog ** "Peta" is Greek for fifth; a petabyte is 10 to the fifth power, as well as fifth in line after kilo, mega, giga, and tera. -- Lee Gomes, performing every Wednesday in his tech column "Portals" on page B1 of The Wall Street Journal --=-Uyx9BhFkMqxhor3M9Toi Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (GNU/Linux) iD8DBQBG7r1CYWjD35Pp0wIRAvdMAJ9hMa677yWUki6DOslFQCRFDOxkAgCfdXGM vaQ9HPiu+YEuYEu/ObvjobE= =t6RJ -----END PGP SIGNATURE----- --=-Uyx9BhFkMqxhor3M9Toi-- --===============1029313045== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Guile-devel mailing list Guile-devel@gnu.org http://lists.gnu.org/mailman/listinfo/guile-devel --===============1029313045==--