RE: Call a command from C on as400

No reason in particular. One less parameter to pass I guess.

-----Original Message-----
From: michaelr_41@xxxxxxxxxxxxxx [mailto:michaelr_41@xxxxxxxxxxxxxx] 
Sent: Monday, May 24, 2004 11:07 AM
To: Midrange Systems Technical Discussion
Subject: RE: Call a command from C on as400

Why do you use system rather than QCMDEXC?

On Mon, 24 May 2004 11:01:31 -0500, "Malchow, Grizzly"
<GMalchow@xxxxxxxxxxxxxxxxxxxxx> said:
> This is just a guess. I use the 'system' function from RPG to run
OS/400
> commands. I thought that the 'system' function is a C function. I'm
not
> exactly sure about that though. I'm also not sure how it would work in
> C. In RPG it's coded as follows:
> 
>      H BNDDIR('QC2LE')
>      D ExecCommand     PR            10I 0 EXTPROC('system')
>      D  Cmd                            *   Value OPTIONS(*STRING)
>                                                             
>      D Command         S            256A
>      D RC              S             10I 0
>      
>       /Free
>        Command = 'CALL SOMELIB/SOMEPGM';
>        RC = ExecCommand(Command);
>       /End-Free   
> 
> Maybe it would be something like this in C:
> #include the necessary library
> 
> int system (Cmd s);
> char command;
> int RC;
> command = 'CALL SOMELIB/SOMEPGM';
> RC = system(command);
>   
> 
> -----Original Message-----
> From: Walt Fles [mailto:wfles@xxxxxxxxxxx] 
> Sent: Monday, May 24, 2004 10:30 AM
> To: Midrange Systems Technical Discussion
> Subject: Call a command from C on as400
> 
> All,
> Im trying to use spawn to call a command without having to specify a 
> complete path, ie
> without having to say "/qsys.lib/mylib.lib/mypgm.pgm"
> Is there something I have to set up in my environment?
> 
> also, how do I call from within C commands such as "dspusrprf", or do
a:
> "call pgm(mylib/mypgm)" from within C.  I've already did a 
> putenv("PATH=%LIB%")
> but that does not seem to help.
> 
> I am using WDS5722 on V5R2.
> 
> 
> TIA!
> 
> 
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-- 
  
  michaelr_41@xxxxxxxxxxxxxx

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