graphene/LibOS/shim/test/inline/vfork.c

#include <shim_table.h>
#include <errno.h>

int main (int argc, char ** argv)
{
    pid_t pid = shim_vfork();

    if (pid < 0) {
        shim_write(1, "failed on fork\n", 15);
        shim_exit_group(-1);
    }

    if (pid == 0) {
        shim_write(1, "Hello, Dad!\n", 12);
    }
    else {
        shim_write(1, "Hello, Kid!\n", 12);
    }

    shim_exit_group(0);
    return 0; // should not reach here.
}