From bug-request at octave dot org Fri Jan 21 16:49:51 2005
Subject: Re: Serious memory leak in octave (this may be a duplicate bug	report)
From: Per Persson <persquare at mac dot com>
To: Dan Nessett <dnessett at comcast dot net>
Cc: bug at octave dot org
Date: Fri, 21 Jan 2005 23:53:29 +0100


On Jan 20, 2005, at 03:16, Dan Nessett wrote:

> I downloaded octave 2.1.64 and built from source. The problem remains.

OK. that's bad.

>
> Since I pulled the tarball into a directory separate from /sw, I had 
> to play
> with some flags to get the compile and load to work. The main problem 
> was
> that make kept complaining about Readline 4.2 not being installed. I 
> have
> Readline 4.3.15 installed by Fink.
> Also, I had to use the fix for f77
> errors. In order to get around these problems I used the following 
> configure
> execute line:
>
> LDFLAGS=-L/sw/lib CPPFLAGS=-I/sw/include FLIBS=-lg2c ./configure
> --enable-shared --enable-dl --disable-static
>
> The make complained about multiple definitions, specifically (this 
> sequence
> occurred many times):
>
> ld: warning multiple definitions of symbol _xerbla_
> ../libcruft/blas-xtra/xerbla.o definition of _xerbla_ in section
> (__TEXT,__text)../libcruft/libcruft.dylib(single module) definition of
> _xerbla_
> ld: warning multiple definitions of symbol _BC
> /sw/lib/libreadline.dylib(terminal.so) definition of _BC
> /sw/lib/libncurses.dylib(lib_termcap.lo) definition of _BC
> ld: warning multiple definitions of symbol _UP
> /sw/lib/libreadline.dylib(terminal.so) definition of _UP
> /sw/lib/libncurses.dylib(lib_termcap.lo) definition of _UP
> ld: warning multiple definitions of symbol _PC
> /sw/lib/libreadline.dylib(terminal.so) definition of _PC
> /sw/lib/libncurses.dylib(lib_tputs.lo) definition of _PC

They are AFIK benign.

>
> Also, when I ran make check, it failed with the following message:
>
> make -f octMakefile check
> make -C test check
> WARNING: Couldn't find the global config file.
> WARNING: Couldn't find tool init file
>
> Illegal Argument "OCTAVE=../src/octave"
> try "runtest --help" for option list
> make[2]: *** [check] Error 1
> make[1]: *** [check] Error 2
> make: *** [check] Error 2

This, IIRC, had to do with tcsh on 10.2, are you running tcsh?

>
> However, I decided to run make install anyway. Octave seemed to come up
> fine. I then executed the two octave commands that cause the problem 
> and
> observed the same behavior. In fact it actually got a bit worse. Octave
> expanded to 2.64G before the second command (p - i.e., print p) 
> completed.

Could you check which libs are linked aginst? Use otool -L 
/usr/local/bin/octave

You should be able to disable all additional libs (from fink and 
elsewhere) and build a "minimal" octave, does it show the same problem 
behaviour?

/Per



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