[Pharo-users] OSProcess / OSSubprocess / LibC uniqueInstance
David T. Lewis
lewis at mail.msen.com
Tue Feb 19 05:55:55 EST 2019
On Tue, Feb 19, 2019 at 11:37:38AM +0100, Albrecht Baur via Pharo-users wrote:
> From: Albrecht Baur <baur.albrecht at googlemail.com>
> Subject: OSProcess / OSSubprocess / LibC uniqueInstance
> To: pharo-users at lists.pharo.org
> Date: Tue, 19 Feb 2019 11:37:38 +0100
> I need to execute OS commands from within a x64 pharo 7.01 image on
> centos7 (for example: 'zip -r 123.zip zipme/').
> I found these 3 tools: OSProcess, OSSubprocess, LibC uniqueInstance
> But I did not find any docu on which one to use for which use case.
> * OSProcess is in the catalog browser but fails loading because of
> -> So OSProcess is not to be used with p7 ?
I am sorry that I cannot check it right now, but it may be that
ConfigurationOfOSProcess needs to be updated. The #ifNotNilDo: problem
was fixed by Thierry Goubier in July 2017, so perhaps you are using
an out of date version.
Hopefully someone else can give you a better answer, otherwise I will
try to follow up in a day or two.
> * OSSubprocess loads via catalog browser and the following snippet
> works (even though 64 bit):
> OSSUnixSubprocess new
> ?????? command: 'zip';
> ?????? arguments: #('-r' '123.zip' 'zipme');
> ?????? redirectStdout;
> ?????? runAndWaitOnExitDo: [ :process :outString?? |
> ?????? ?????? outString inspect
> ?????? ]
> So is it ok to use OSSubprocess with 64 bit even though documented as 32
> bit only ? (here:
> * LibC uniqueInstance system: 'zip -r 123.zip zipme/'
> ... works, but I don't know if its the right tool for this.
> Is there somewhere more info on which tool to use for which use case ?
> Thanks in advance!
> PS.: I need to use zip as os process only because of this issue:
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