NetBSD/sys/arch/pmax/test/t07.c

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int foo;
int foo1;
main(argc, argv)
char **argv;
{
int i, j;
for (i = 0; i < 10; i++) {
printf("main: bla %d pid %d\n", j = bla(), getpid());
if (j == 1)
exit(0);
}
}
bla()
{
int i;
foo = 0;
switch(fork()) {
case 0: /* child */
foo = 30;
for (i = 0; i < 10; i++) {
printf("child %d, foo %d\n", i, foo);
bar(foo);
foo++;
}
return(1);
case -1:
perror("fork");
return(2);
default:
for (i = 0; i < 10; i++) {
printf("parent %d foo %d\n", i, foo);
bar(foo);
foo++;
}
return(0);
}
}
bar(a)
{
printf("bar(%d) pid %d\n", a, getpid());
}