Dear all,
I'm trying to launch a grass work with a script to automate calcul.
I try successfully with calling a shell script with GRASS_BATCH_JOB parameter (which call the test_algo.sh)
with the following shell script

#!/bin/bash
  chmod u+x $HOME/test_algo.sh
  export GRASS_BATCH_JOB=$HOME/test_algo.sh
  grass ~/grassdata/Roujan/simon9/
  unset GRASS_BATCH_JOB

I'm trying now to do the same thing with a c++ program which call the same shell script (test_algo.sh) and having the following lines (here the .cpp file):

#include <stdio.h>
#include <stdlib.h>

const char chmod[]="chmod u+x /home/rabotin/test_algo.sh";
const char expor[]="export GRASS_BATCH_JOB=/home/rabotin/test_algo.sh";
const char grass[]="grass -text ~/grassdata/Roujan/simon9/";
const char unset[]="unset GRASS_BATCH_JOB";

int main()
{
       printf ("Launching grass test!");
     system(chmod);
     system(expor);
     system(grass);
     system(unset);
     printf ("Launched grass test!");

       return 0;
}


But it doesnt' work well: GRASS is well launched, but no call to test_algo.sh and GRASS doesnt' end successfully

Can anyone have any idea to help me ?

Friendly,

Michael Rabotin



--
*********************************

Michaël Rabotin
Ingénieur d'étude en géomatique

Laboratoire d'étude des Interactions Sol, Agrosystème et Hydrosystème
UMR LISAH SupAgro-INRA-IRD
Bat. 24
2 place Viala
34060 Montpellier cedex 1 FRANCE

Téléphone :  33 (0)4 99 61 23 85
Secrétariat : 33 (0)4 99 61 22 61
Fax : 33 (0)4 67 63 26 14
E-mail : rabo...@supagro.inra.fr

*********************************

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