trace-clone.c revision aee093126654f722523b47848a0c5449e39cf4bb 
1/* Ltrace Test : trace-clone.c.
2   Objectives  : Verify that ltrace can trace to child process after
3   clone called.
4
5   This file was written by Yao Qi <qiyao@cn.ibm.com>.  */
6
7#include <stdio.h>
8#include <sys/types.h>
9#include <stdlib.h>
10#include <sched.h>
11
12int child ()
13{
14  sleep(1);
15  return 0;
16}
17
18typedef int (* myfunc)();
19
20#define STACK_SIZE 1024
21
22int main ()
23{
24  pid_t pid;
25  static char stack[STACK_SIZE];
26#ifdef __ia64__
27  pid = __clone2((myfunc)&child, stack, STACK_SIZE, CLONE_FS, NULL);
28#else
29  pid = clone((myfunc)&child, stack,CLONE_FS, NULL );
30#endif
31  if (pid < 0)
32    {
33      perror("clone called failed");
34      exit (1);
35    }
36
37  return 0;
38}
39