int main(int argc, char **argv) {
setup_readline();
struct Environment *env = new_standard_environment();
bool success = process_args(argc, argv, env);
release_environment(env);
return success ? 0 : 1;
}
/** This function takes the environment variables set up in the
* source process and duplicates (copies) everything across to the
* destination process.
*
* \warning This function first calls release_environment on the
* destination process. Also, if an error occurs during the clone
* then the destination process is left without any environment
* variables.
*
* \param src The R-LOCKED source process to get environment variables from.
* \param dest The W-LOCKED dest process to copy environment variables into.
* \return 0 on success.
*/
int clone_environment( struct process *dest, struct process *src )
{
int i;
struct environ_info *env = (struct environ_info *)src->environment;
if ( release_environment( dest ) != 0 ) return -1;
if ( env == NULL ) return 0; // Already done. :)
for ( i = 0; i < src->environment_count; i++ )
{
if ( set_environment( dest, env[i].name,
env[i].data,
env[i].size ) != 0 )
{
release_environment( dest );
return -1;
}
}
return 0;
}
