Article View: comp.std.c
Article #63Re: extern double fabs(); standard conforming?
From: Larry Jones
Date: Tue, 03 Nov 1992 21:31
Date: Tue, 03 Nov 1992 21:31
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929 bytes
In article <1992Nov3.005333.17727@Princeton.EDU>, rhl@grendel.Princeton.EDU (Robert Lupton the Good) writes: > Is the following Standard Conforming? > > #include <math.h> > extern double sin(); No. 4.1.6 Use of Library Functions: Any function declared in a header may be additionally implemented as a macro defined in the header, so a library function should not be declared explicitly if its header is included. ---- Larry Jones, SDRC, 2000 Eastman Dr., Milford, OH 45150-2789 513-576-2070 larry.jones@sdrc.com or ...uunet!sdrc!larry.jones I'm not a vegetarian! I'm a dessertarian. -- Calvin
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Path: arc1-ca.pugleaf.net!sparky!uunet!sdrc!thor!scjones From: scjones@thor.sdrc.com (Larry Jones) Newsgroups: comp.std.c Subject: Re: extern double fabs(); standard conforming? Message-ID: <2208@sdrc.COM> Date: 3 Nov 92 21:31:53 GMT References: <1992Nov3.005333.17727@Princeton.EDU> Sender: news@sdrc.COM Lines: 16