Passing variable from c program to shell script as argument

Question

I am calling a shell script from a \'c\' program and have some variables in c which I would like to pass as arguments to the shell script. I tried using the system() to call

Answer 1

shell script (a.sh):

# iterates over argument list and prints
for (( i=1;$i<=$#;i=$i+1 ))
do
     echo ${!i}  
done

C code:

#include 

int main() { 
  char arr[] = {'a', 'b', 'c', 'd', 'e'}; 
  char cmd[1024] = {0}; // change this for more length
  char *base = "bash a.sh "; // note trailine ' ' (space) 
  sprintf(cmd, "%s", base);
  int i;
  for (i=0;i