user: What would the C source look like for the assembly code provided here?

```asm
<quaddobl_next_step>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %edi,-0x34(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0x14(%rbp)
  mov    $0x0,%eax
  call   <prompt_for_artificial@plt>
  mov    %eax,-0x10(%rbp)
  cmpl   $0x1,-0x10(%rbp)
  jne    L95
  mov    $0x0,%eax
  call   <read_quaddobl_target_system@plt>
  mov    %eax,-0xc(%rbp)
  mov    $0x0,%eax
  call   <read_quaddobl_start_system@plt>
  mov    %eax,-0xc(%rbp)
  mov    $0x0,%eax
  call   <copy_quaddobl_start_solutions_to_container@plt>
  mov    %eax,-0xc(%rbp)
  jmp    L29
L95:
  mov    $0x0,%eax
  call   <read_quaddobl_target_system@plt>
  mov    %eax,-0xc(%rbp)
  mov    $0x0,%eax
  call   <copy_quaddobl_target_solutions_to_container@plt>
  mov    %eax,-0xc(%rbp)
  mov    $0x0,%eax
  call   <prompt_for_parameter@plt>
  mov    %eax,-0x14(%rbp)
  mov    -0x14(%rbp),%eax
  mov    %eax,%edi
  call   <solcon_quaddobl_drop_coordinate_by_index@plt>
  mov    %eax,-0xc(%rbp)
  mov    $0x0,%eax
  call   <solcon_quaddobl_set_continuation_parameter@plt>
  mov    %eax,-0xc(%rbp)
L29:
  lea    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <solcon_number_of_quaddobl_solutions@plt>
  mov    %eax,-0xc(%rbp)
  lea    -0x1c(%rbp),%rax
  mov    %rax,%rdi
  call   <solcon_dimension_of_quaddobl_solutions@plt>
  mov    %eax,-0xc(%rbp)
  mov    -0x1c(%rbp),%edx
  mov    -0x20(%rbp),%eax
  mov    %eax,%esi
  lea    D22(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  cmpl   $0x0,-0x14(%rbp)
  jne    L23
  mov    -0x34(%rbp),%eax
  mov    %eax,%esi
  mov    $0x1,%edi
  call   <padcon_quaddobl_initialize_homotopy@plt>
  mov    %eax,-0xc(%rbp)
  jmp    L97
L23:
  mov    -0x14(%rbp),%eax
  mov    $0x1,%esi
  mov    %eax,%edi
  call   <padcon_quaddobl_initialize_parameter_homotopy@plt>
  mov    %eax,-0xc(%rbp)
L97:
  movl   $0x1,-0x18(%rbp)
  jmp    L66
L50:
  mov    -0x18(%rbp),%eax
  mov    %eax,%esi
  lea    D4(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x18(%rbp),%eax
  mov    %eax,%edi
  call   <quaddobl_next_loop@plt>
  mov    -0x20(%rbp),%eax
  cmp    %eax,-0x18(%rbp)
  je     L99
  lea    D16(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x0,%eax
  call   <getchar@plt>
  mov    %al,-0x21(%rbp)
  lea    -0x22(%rbp),%rax
  mov    %rax,%rsi
  lea    D6(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  cmpb   $0x79,-0x21(%rbp)
  jne    L90
  addl   $0x1,-0x18(%rbp)
L66:
  mov    -0x20(%rbp),%eax
  cmp    %eax,-0x18(%rbp)
  jle    L50
  jmp    L39
L99:
  nop
  jmp    L39
L90:
  nop
L39:
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L102
  call   <__stack_chk_fail@plt>
L102:
  leave
  ret
```

tool_calls: name: unpack_data
arguments: label: D22
datatype: string
name: unpack_data
arguments: label: D4
datatype: string
name: unpack_data
arguments: label: D16
datatype: string
name: unpack_data
arguments: label: D6
datatype: string

tool: D22: Read %d start solutions of dimension %d.


tool: D4: 
Tracking path %d ...


tool: D16: Continue with the next solution ? (y/n) 

tool: D6: %c

assistant: ```c
void quaddobl_next_step(int homo) {
  int fail, length, index, failed, strlensol, dim, arthom;
  int idx = 0;
  char contstep, nlsb;
  double frp, re_pole, im_pole, tval, step;
  arthom = prompt_for_artificial();
  if (arthom == 1) {
    fail = read_quaddobl_target_system();
    fail = read_quaddobl_start_system();
    fail = copy_quaddobl_start_solutions_to_container();
  } else {
    fail = read_quaddobl_target_system();
    fail = copy_quaddobl_target_solutions_to_container();
    idx = prompt_for_parameter();
    fail = solcon_quaddobl_drop_coordinate_by_index(idx);
    fail = solcon_quaddobl_set_continuation_parameter();
  }
  fail = solcon_number_of_quaddobl_solutions(&length);
  fail = solcon_dimension_of_quaddobl_solutions(&dim);
  printf("Read %d start solutions of dimension %d.\n", length, dim);
  if (idx == 0)
    fail = padcon_quaddobl_initialize_homotopy(1, homo);
  else
    fail = padcon_quaddobl_initialize_parameter_homotopy(idx, 1);
  for (index = 1; index <= length; index++) {
    printf("\nTracking path %d ...\n", index);
    quaddobl_next_loop(index);
    if (index == length)
      break;
    printf("Continue with the next solution ? (y/n) ");
    contstep = getchar();
    scanf("%c", &nlsb);
    if (contstep != 'y')
      break;
  }
}
```