[Scilab-users] Toolboxes startup

[Stéphane Mottelet]

So, did you understand the concept of a journal ?

S.

Le 26/04/2021 à 16:26, Stéphane Mottelet a écrit :
>
>
> Le 26/04/2021 à 15:15, Samuel Gougeon a écrit :
>> Le 26/04/2021 à 14:51, Samuel Gougeon a écrit :
>>> Le 26/04/2021 à 14:15, Stéphane Mottelet a écrit :
>>>>> .../...
>>>>>
>>>>> Such a wish was reported 10 years ago as bug 6801 
>>>>> <https://antispam.utc.fr/proxy/2/c3RlcGhhbmUubW90dGVsZXRAdXRjLmZy/antispam.utc.fr/proxy/2/c3RlcGhhbmUubW90dGVsZXRAdXRjLmZy/antispam.utc.fr/proxy/1/c3RlcGhhbmUubW90dGVsZXRAdXRjLmZy/bugzilla.scilab.org/show_bug.cgi?id=6801>.
>>>>>
>>>>> To me, the only way to overcome any mprintf or disp made in 
>>>>> *.start files of external modules would be to become able to 
>>>>> redirect the standard output to null (or anywhere else as in a 
>>>>> file, as with diary, that forks the stream instead of redirecting it).
>>>>> I don't think that %toolboxes aims to become public. 
>>>>> atomsGetInstalled() and atomsGetLoaded() (and others) would likely 
>>>>> be more suited to test the atoms status.
>>>>>
>>>>> For contribution,
>>>>> Samuel
>>>>
>>>> Yeah that's the idea. But better than redirection of the standard 
>>>> output, all the stuff displayed in the .start file should go in a 
>>>> Journal, to which display methods can be associated. So instead of 
>>>> explicitely calling disp or mprinf, etc. the .start script should 
>>>> just add some stuff + associated verbosity level to the journal. 
>>>> What would be actually really displayed
>>>>
>> Whatever is the method -- redirection of stdout to a file or special 
>> diary  --, i am afraid that the analysis of contents vs verbosity 
>> would then be done only after completing the whole loading process.
>> This would prevent displaying information in a progressive way : 
>> immediately after loading macros, then after loading the 
>> documentation, etc... that will anyway be required in some occasion.
>>
> A Journal is not a diary, neither a redirection to a file and there is 
> no analysis of content for verbosity of user output. The verbosity is 
> chosen when creating the journal. Here is a small example of what I meant:
>
> function  j=journal(level, fun)
>      j  =  mlist(["journal","level","displayfun"],level,fun)
> endfunction
>
> function  out=%journal_e(varargin)
>      j  =  varargin($);
>      level  =  varargin(1);
>      if  level  <=  j.level
>          j.displayfun(varargin(2:$-1));
>      end
>      out=[];
> endfunction
>
> function  loadmacros(jnl)
>      jnl(3,"\t Warning library MD5SUM invalid 
> abf4bffa3651a44fdd550e2dbffbe912\n")
>      jnl(3,"\t-->Warning, macros are obsolete, rebuild lib please\n")
> endfunction
>
> function  loadhelp(jnl)
>      jnl(3,"\t-->Help files traduction courtesy of W. Shakespeare\n")
> endfunction
>
> function  loaddemos(jnl)
>      jnl(3,"\t-->TODO: awesome demo missing\n")
> endfunction
>
> function  start(jnl)
>      jnl(1,"Start Apifun %s\n","0.4")
>      jnl(2,"\tLoad macros\n")
>      loadmacros(jnl)
>      jnl(2,"\tLoad help\n")
>      loadhelp(jnl)
>      jnl(2,"\tLoad demos\n")
>      loaddemos(jnl)
> endfunction
>
> console1  =  journal(1,mprintf);
> console2  =  journal(2,mprintf);
> console3  =  journal(3,mprintf);
>
> mprintf("\n-----Level 1-----\n\n")
> start(console1)
>
> mprintf("\n-----Level 2-----\n\n")
> start(console2)
>
> mprintf("\n-----Level 3-----\n\n")
> start(console3) -----Level 1----- Start Apifun 0.4 -----Level 2----- 
> Start Apifun 0.4 Load macros Load help Load demos -----Level 3----- 
> Start Apifun 0.4 Load macros Warning library MD5SUM invalid 
> abf4bffa3651a44fdd550e2dbffbe912 --> Warning, macros are obsolete, 
> rebuild lib please Load help --> Help files traduction courtesy of W. 
> Shakespeare Load demos --> TODO: awesome demo missing S.
>
>>
>>
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> -- 
> Stéphane Mottelet
> Ingénieur de recherche
> EA 4297 Transformations Intégrées de la Matière Renouvelable
> Département Génie des Procédés Industriels
> Sorbonne Universités - Université de Technologie de Compiègne
> CS 60319, 60203 Compiègne cedex
> Tel : +33(0)344234688
> http://www.utc.fr/~mottelet
>
> _______________________________________________
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> https://antispam.utc.fr/proxy/1/c3RlcGhhbmUubW90dGVsZXRAdXRjLmZy/lists.scilab.org/mailman/listinfo/users

-- 
Stéphane Mottelet
Ingénieur de recherche
EA 4297 Transformations Intégrées de la Matière Renouvelable
Département Génie des Procédés Industriels
Sorbonne Universités - Université de Technologie de Compiègne
CS 60319, 60203 Compiègne cedex
Tel : +33(0)344234688
http://www.utc.fr/~mottelet

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