#include <perl.h>

#ifndef DO_CLEAN
#define DO_CLEAN 0
#endif 
#define BUFFER_SIZE 1024
static PerlInterpreter *my_perl = NULL;
main {
     int argc;
      char **argv;
      char **env;
      char *embedding[] = { "", "persistent.pl"};
      char *args[] = { "", DO_CLEAN, NULL};
  
      int exitstatus = 0;
      STRLEN n_a;
      my_perl = perl_alloc();
      PERL_SYS_INIT3(&argc, &argv,&env);
      if ((my_perl = perl_alloc()) == NULL) {
    fprintf(stderr, "No Memory!");
        exit(1);
      }
      perl_construct(my_perl);
      exitstatus = perl_parse(my_perl, NULL,2, embedding, NULL);
      PL_exit_flags |= PERL_EXIT_DESTRUCT_END;
       if (!exitstatus){
           exitstatus = perl_run(my_perl); 
           args[0] = "tester1.pl";
           call_argv("Embed::Persistent::eval_file", G_DISCARD | G_EVAL, args);
       eval_pv("@time",TRUE); 
           eval_pv("$test",TRUE);
               
          if (SvTRUE(ERRSV))
         fprintf(stderr,"eval error: %s\n",SvPV(ERRSV, n_a));
    }
    
      PL_perl_destruct_level = 0;
      perl_destruct(my_perl);
      perl_free(my_perl);
      PERL_SYS_TERM();
      exit(exitstatus);
  }

 tester1.pl
$a = 1;
foo($a);

sub foo {

    print "$a \n";
}