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Date:	Thu, 26 Mar 2009 22:09:34 +0000 (GMT)
From:	Marco Atzeri <marco_atzeri AT yahoo DOT it>
Subject:	Re: [1.7] makeinfo : too many open files
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--- Gio 26/3/09, Corinna Vinschen  ha scritto:

> Da: Corinna Vinschen=20
> Oggetto: Re: [1.7] makeinfo : too many open files
> A: cygwin
> Data: Gioved=EC 26 marzo 2009, 16:23
>=20
> -----Segue allegato-----
>=20
> On Mar 26 12:36, Marco Atzeri
> wrote:
> >=20
> > Dear All,
> > building the documentation for octave with makeinfo
> > I hit on cygwin-1.7 a similar issue than
> > http://cygwin.com/ml/cygwin/2009-02/msg00564.html
> >=20
> > On cygwin-1.5 the same exact command on the same
> files
> > completes successfully.
> >=20
> > Full strace is uploaded on
> > http://matzeri.altervista.org/strace/
> >=20
> > 1.6M=A0=A0=A0makeinfo15_strace
> > 3.1M=A0=A0=A0makeinfo17_strace
> > 270K=A0=A0=A0makeinfo_strace.tar.xz (both
> compressed)
> >=20
> >=20
> > $makeinfo -I.. octave-a4.texi
> >=20
> > octave-a4.texi:621: @include `package.texi': No such
> file or directory.
> > octave-a4.texi:632: @include `dynamic.texi': No such
> file or directory.
> >=20
> >=20
> > $ makeinfo -P.. octave-a4.texi
> > octave-a4.texi:621: @include `package.texi': Too many
> open files.
> > octave-a4.texi:632: @include `dynamic.texi': Too many
> open files
>=20
> The 1.7 strace shows a weird error message:
>=20
> =A0 seterrno_from_win_error:
> /ext/build/netrel/src/cygwin-1.7.0-44/winsup/cygwin/cygheap.cc:140
> windows error 487
>=20
> error 487 =3D=3D "Attempt to access invalid address."
>=20
> It happens when trying to raise the size of the cygheap
> (used for
> internal datastructures like file descriptor data) which
> apparently
> occurs as a result of using so many files.=A0 The only
> reason I can think
> of why this might occur is a collision with a DLL loaded at
> an address
> not far from the end of Cygwin's cygheap, so that trying to
> VirtualAlloc
> more memory, to make the cygheap bigger, fails.=A0 The
> default size of the
> cygheap in 1.7.0-44 is ~900K and ends at 0x61300000.
>=20
> Maybe rebasing the DLLs makeinfo is linked against
> (cygiconv-2.dll,
> cygintl-8.dll) helps?
>=20
> If not, it might be helpful if you could send a link to a
> tar archive
> with all necessary input texi files to run makeinfo as
> above.
>=20
>=20
> Corinna

Hi Corinna,
rebase had no effect.=20

I packed the test case in
http://matzeri.altervista.org/strace/
as makeinfo_test.tar.xz


$ cd doc/interpreter
$ makeinfo -I.. octave.texi

Regards
Marco





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