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From: Michael Kerrisk <mtk.manpages-gM/Ye1E23mwN+BqQ9rBEUg@public.gmane.org>
To: "Joseph S. Myers" <joseph-qD8j1LwMmJjtCj0u4l0SBw@public.gmane.org>
Cc: Michael Kerrisk
	<mtk.manpages-gM/Ye1E23mwN+BqQ9rBEUg@public.gmane.org>,
	libc-alpha-9JcytcrH/bA+uJoB2kUjGw@public.gmane.org,
	Andreas Jaeger <aj-Et1tbQHTxzrQT0dZR+AlfA@public.gmane.org>,
	Andries Brouwer <Andries.Brouwer-rh8NL+sEX9E@public.gmane.org>,
	linux-man-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: Report bugs for variations in error handling in math functions?
Date: Thu, 31 Jul 2008 16:02:50 +0200	[thread overview]
Message-ID: <4891C60A.5000103@gmail.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0807251535040.7701-9YEB1lltEqivcGRMvF24k2I39yigxGEX@public.gmane.org>

> I think the correct approach is to consider it a bug if functions do not 
> set errno, or do not raise exceptions - that is, all of (b), (c) and (d) 
> are bugs.  This would allow math_errhandling to be 
> MATH_ERRNO|MATH_ERREXCEPT unless translation units are compiled with 
> options preventing this, and make the error handling options available 
> consistent across the math.h functions supported by glibc.  To conform 
> with C99, at least one approach (errno or exceptions) must be consistently 
> supported across all the functions, in any case.

I've reported bugs for all of the non-conformances I found.

Cheers,

Michael

http://sources.redhat.com/bugzilla/show_bug.cgi?id=6759
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6776
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6777
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6778
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6779
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6780
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6781
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6782
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6783
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6783
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6783
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6785
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6786
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6787
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6788
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6792
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6793
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6794
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6795
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6796
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6797
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6798
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6799
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6801
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6801
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6803
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6803
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6804
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6805
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6806
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6807
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6808
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6809
http://sources.redhat.com/bugzilla/show_bug.cgi?id=6810

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  parent reply	other threads:[~2008-07-31 14:02 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-25 10:14 Report bugs for variations in error handling in math functions? Michael Kerrisk
     [not found] ` <cfd18e0f0807250314h5c063754gd672c04b2eeef2f6-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-07-25 15:43   ` Joseph S. Myers
     [not found]     ` <Pine.LNX.4.64.0807251535040.7701-9YEB1lltEqivcGRMvF24k2I39yigxGEX@public.gmane.org>
2008-07-25 15:53       ` Michael Kerrisk
     [not found]         ` <cfd18e0f0807250853q636b8d2dx8cefd53bc672b7a9-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-07-25 17:06           ` Joseph S. Myers
2008-07-28  5:54       ` Michael Kerrisk
     [not found]         ` <cfd18e0f0807272254k54343bc3pdddde9afca423eec-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-07-28 17:05           ` Joseph S. Myers
2008-07-31 14:02       ` Michael Kerrisk [this message]
     [not found]         ` <4891C60A.5000103-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2008-08-04  5:48           ` Michael Kerrisk
     [not found]             ` <cfd18e0f0808032248l3f9d7ef4r2af2a989da4d9eb9-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2008-08-06  9:27               ` Michael Kerrisk

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