user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<main>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    D21(%rip),%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  call   <fork@plt>
  test   %rax,%rax
  jne    L18
  mov    $0x1,%edi
  call   <sleep@plt>
  lea    D55(%rip),%rdi
  call   <puts@plt>
  mov    $0x0,%edi
  call   <exit@plt>
L46:
  lea    D56(%rip),%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  call   <fork@plt>
  test   %rax,%rax
  jne    L45
  mov    $0x4,%edi
  call   <sleep@plt>
  lea    D15(%rip),%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  call   <getppid@plt>
  mov    %eax,%esi
  mov    $0x5,%ecx
  mov    $0x0,%edx
  lea    D0(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movl   $0xffffffde,0x4(%rsp)
  mov    $0x5,%edi
  call   <exit@plt>
L48:
  mov    $0x4,%edi
  call   <sleep@plt>
  lea    D80(%rip),%rdi
  call   <puts@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L3
  mov    $0x0,%eax
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  ret
L18:
  mov    $0x3,%edi
  call   <sleep@plt>
  lea    D46(%rip),%rdi
  call   <puts@plt>
  mov    $0x0,%edi
  call   <wait@plt>
  jmp    L46
L45:
  mov    $0x1,%edi
  call   <sleep@plt>
  lea    D23(%rip),%rdi
  call   <puts@plt>
  lea    0x4(%rsp),%rdi
  call   <wait@plt>
  mov    %rax,%rbx
  mov    0x4(%rsp),%ebp
  mov    $0x0,%eax
  call   <getpid@plt>
  mov    %eax,%esi
  mov    %ebp,%ecx
  mov    %rbx,%rdx
  lea    D31(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    0x4(%rsp),%edi
  call   <WEXITSTATUS@plt>
  mov    %eax,%ebx
  mov    0x4(%rsp),%edi
  call   <WIFEXITED@plt>
  mov    %eax,%esi
  mov    %ebx,%edx
  lea    D82(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L48
L3:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: tag: D21
type_infered: string
name: read_data
arguments: tag: D55
type_infered: string
name: read_data
arguments: tag: D56
type_infered: string
name: read_data
arguments: tag: D15
type_infered: string
name: read_data
arguments: tag: D0
type_infered: string
name: read_data
arguments: tag: D80
type_infered: string
name: read_data
arguments: tag: D46
type_infered: string
name: read_data
arguments: tag: D23
type_infered: string
name: read_data
arguments: tag: D31
type_infered: string
name: read_data
arguments: tag: D82
type_infered: string

tool: D21: S1

tool: D55: S2-child

tool: D56: S4

tool: D15: S5-child

tool: D0: CHILD: fpid: %d; mypid: %d; mystatus: %d


tool: D80: S7

tool: D46: S2-father

tool: D23: S5-father

tool: D31: FATHER: mypid=%d; cpid: %d; status: %x; 

tool: D82: WIFEXITED: %d; WEXITSTATUS: %d


assistant: ```c
int main() {
  pid_t pid, cpid;
  int status;
  printf("S1\n");
  pid = fork();
  if (pid == 0) {
    sleep(1);
    printf("S2-child\n");
    exit(0);
  } else {
    sleep(3);
    printf("S2-father\n");
    wait(NULL);
  }
  printf("S4\n");
  pid = fork();
  if (pid == 0) {
    int status1 = 5;
    sleep(4);
    printf("S5-child\n");
    printf("CHILD: fpid: %d; mypid: %d; mystatus: %d\n", getppid(), pid, status1);
    status = -34;
    exit(status1);
  } else {
    sleep(1);
    printf("S5-father\n");
    cpid = wait(&status);
    printf("FATHER: mypid=%d; cpid: %d; status: %x; ", getpid(), cpid, status);
    printf("WIFEXITED: %d; WEXITSTATUS: %d\n", WIFEXITED(status), WEXITSTATUS(status));
  }
  sleep(4);
  printf("S7\n");
  return 0;
}
```