Date: Tue, 19 Jun 2012 13:09:48 +0200 From: Jim Meyering <jim@...ering.net> To: Bruno Haible <bruno@...sp.org> Cc: bug-gnulib@....org, musl@...ts.openwall.com, Eric Blake <eblake@...hat.com>, Rich Felker <dalias@...ifal.cx>, Isaac Dunham <idunham@...abit.com> Subject: Re: musl, fdopen test Bruno Haible wrote: ... >> My thought in having musl skip the test is to maximize performance of >> fdopen, assuming you might be using it in a situation like on a newly >> accept()ed network connection where every syscall counts (think >> multi-threaded httpd). For read-only fdopen, no syscalls are needed, > > Sounds reasonable. > > Here's a proposed patch to remove gnulib's unintentional requirement. > > > 2012-06-19 Bruno Haible <bruno@...sp.org> > > fdopen: Allow implementations that don't reject invalid fd arguments. > * m4/fdopen.m4 (gl_FUNC_FDOPEN): Let the test pass if fdopen(-1,...) > succeeds. > Reported by Rich Felker <dalias@...ifal.cx>. Thanks, Bruno. That patch looks perfect.
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