Re: Mkoctfile help

[Shai Ayal]

On Sun, 14 Aug 2005, Henry F. Mollet wrote:

> Thanks. I'll change this to the way it hopwfully was:
> dr-xr-xr-x   12 root  wheel      408 Aug 13 19:26 usr
> 
> Is the above correct or should it be
> drwxr-xr-x 12 root admin, that's what I have on my old computer?
> What is the difference between wheel and admin?
> 

I am not sure about that. In my system it belongs to root

> Am I correct, that when I now want to modify an octave .m file that I'll be
> able to use the sudo command to copy it to my homedir and then modify it
> there.
> Henry
> 

No -- actualy everyone has read (and execute) access to this directory
(this is what the third r-x in the listing means) so you can copy any file
from there using normal commands -- no need to sudo. Just copy it to your
homedir and modify.

> 
> on 8/14/05 12:32 AM, Shai Ayal at address@hidden wrote:
> 
> > Henry,
> > 
> > I think giving yourself write permission on /usr is generally a bad idea --
> > now you can delete all the files of /usr by mistake, or change something
> > there and nothing will work. This could also cause a security problem if
> > something you download from the Internet can now change /usr. Leave /usr to
> > the system and use your homedir for playing around ...
> > 
> > The safer way to do this is copy oregenator.cc to somewhere in your home
> > dir and than compile.
> > 
> > Shai
> > 
> > Henry F. Mollet wrote:
> >> It was a permission problem. On my new eMac with OS 10.4.2, I need
> >> permission to do things in /usr. You'd think it's my computer but I have to
> >> ask for permission!. To get permission to all of /usr, select the folder
> >> /usr, then file/Get info/Details/ Apply to enclosed items and give yourself
> >> permission to read and write. So now it worked.
> >> Henry 
> >> 
> >> [/usr/local/share/octave] -bash-2.05b 510$ cd examples
> >> [/usr/local/share/octave/examples] -bash-2.05b 511$ mkoctfile oregonator.cc
> >> CUT a whole bunch of output from using mkoctfile
> >> [/usr/local/share/octave/examples] -bash-2.05b 512$ ls
> >> hideoregonator.m        oregonator.o
> >> oregonator.cc           oregonator.oct
> >> [/usr/local/share/octave/examples] -bash-2.05b 513$
> >> 
> >> 
> >> 
> >> on 8/13/05 4:57 PM, Henry F. Mollet at address@hidden wrote:
> >> 
> >> 
> >>> This was recently discussed and I thought it was straight-forward as the
> >>> following worked on Mac running Tiger (OSX10.4). Alas what worked fine 
> >>> only
> >>> recently would not work today. I had deleted the files orgenoator.o and
> >>> oregonator.oct which had been created when I last practiced using 
> >>> mkoctfile
> >>> oregonator.cc and now I get a FATAL.
> >>> Henry
> >>> 
> >>> [~] -bash-2.05b 502$ cd /usr/local/share/octave/examples
> >>> [/usr/local/share/octave/examples] -bash-2.05b 503$ ls
> >>> hideoregonator.m        oregonator.cc
> >>> [/usr/local/share/octave/examples] -bash-2.05b 504$ mkoctfile 
> >>> oregonator.cc
> >>> /var/tmp//ccP3TYBa.s:unknown:FATAL:can't create output file: oregonator.o
> >>> [/usr/local/share/octave/examples] -bash-2.05b 505$
> >>> 
> >>> 
> >>> 
> >>> 
> >>> on 8/13/05 4:24 PM, address@hidden at address@hidden
> >>> wrote:
> >>> 
> >>> 
> >>>> Mkoctfile
> >>>> 
> >>>> I am still unable to get mkoctfile to work on an iBook
> >>>> running Tiger (OSX10.4).  I am not even trying to
> >>>> compile the ?C? file from the program I am trying to
> >>>> port from MatLab to Octave.  I am working only with
> >>>> ?oregonator? from the manual.  I have saved it using
> >>>> Word, textedit, subEthaEdit with no change.  The
> >>>> command that I use from the terminal shell is
> >>>> ?mkoctfile oregonator.c?, and the fie has been saved
> >>>> as oregonator.c.  I have searched my hard drive for
> >>>> mkoctfile and found the folowing.
> >>>> 
> >>>> /usr/local/bin/mkoctfile
> >>>> /usr/local/bin/mkoctfile-2.1.71
> >>>> 
> >>>> cd to the directory ?bin? reveals the following
> >>>> 
> >>>> doctorpops:/usr/local/bin allangol$ ls -1
> >>>> agc.c
> >>>> gnuplot
> >>>> mex
> >>>> mkoctfile
> >>>> mkoctfile-2.1.71
> >>>> octave
> >>>> octave-2.1.71
> >>>> octave-bug
> >>>> octave-bug-2.1.71
> >>>> octave-config
> >>>> octave-config-2.1.71
> >>>> octave-core
> >>>> 
> >>>> Trying to invoke mkoctfile to compile ?agc.c? brings
> >>>> up the following error.
> >>>> doctorpops:/usr/local/bin allangol$
> >>>> /usr/local/bin/mkoctfile agc.c
> >>>> /usr/local/bin/mkoctfile: line 1: gcc: command not
> >>>> found
> >>>> 
> >>>> Specifically, what am I doing wrong?  What shoi\uld
> >>>> the exact unix commands be?
> >>>> 
> >>>> Thanks
> >>>> 
> >>>> allan
> >>>> 
> >>>> 
> >>>> 
> >>>> -------------------------------------------------------------
> >>>> Octave is freely available under the terms of the GNU GPL.
> >>>> 
> >>>> Octave's home on the web:  http://www.octave.org
> >>>> How to fund new projects:  http://www.octave.org/funding.html
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> >>>> -------------------------------------------------------------
> >>>> 
> >>> 
> >>> 
> >>> 
> >>> 
> >>> 
> >>> -------------------------------------------------------------
> >>> Octave is freely available under the terms of the GNU GPL.
> >>> 
> >>> Octave's home on the web:  http://www.octave.org
> >>> How to fund new projects:  http://www.octave.org/funding.html
> >>> Subscription information:  http://www.octave.org/archive.html
> >>> -------------------------------------------------------------
> >>> 
> >> 
> >> 
> >> 
> >> 
> >> 
> >> 
> >> -------------------------------------------------------------
> >> Octave is freely available under the terms of the GNU GPL.
> >> 
> >> Octave's home on the web:  http://www.octave.org
> >> How to fund new projects:  http://www.octave.org/funding.html
> >> Subscription information:  http://www.octave.org/archive.html
> >> -------------------------------------------------------------
> >> 
> >> 
> 
> 
> 

-- 
Shai Ayal, Ph.D.
Head of Research
BioControl Medical (B.C.M.) Ltd.
3 Geron St.
Yehud 56100
ISRAEL
E: address@hidden
T: +972 3 6322126 ext 223
F: +972 3 6322125




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Octave is freely available under the terms of the GNU GPL.

Octave's home on the web:  http://www.octave.org
How to fund new projects:  http://www.octave.org/funding.html
Subscription information:  http://www.octave.org/archive.html
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