user: 请从给定的汇编指令推导出C源代码：

```asm
<do_usage>:
  endbr64
  sub    $0x8,%rsp
  lea    D14(%rip),%rdi
  call   <puts@plt>
  lea    D107(%rip),%rdi
  call   <puts@plt>
  lea    D138(%rip),%rdi
  call   <puts@plt>
  lea    D50(%rip),%rdi
  call   <puts@plt>
  lea    D59(%rip),%rdi
  call   <puts@plt>
  lea    D40(%rip),%rdi
  call   <puts@plt>
  lea    D83(%rip),%rdi
  call   <puts@plt>
  lea    D67(%rip),%rdi
  call   <puts@plt>
  lea    D21(%rip),%rdi
  call   <puts@plt>
  lea    D100(%rip),%rdi
  call   <puts@plt>
  lea    D79(%rip),%rdi
  call   <puts@plt>
  lea    D113(%rip),%rdi
  call   <puts@plt>
  lea    D38(%rip),%rdi
  call   <puts@plt>
  lea    D123(%rip),%rdi
  call   <puts@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D14
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D107
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D138
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D50
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D59
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D40
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D83
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D67
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D21
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D100
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D79
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D113
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D38
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D123
type_infered: string

tool: D14: Usage: ldcell [options] [inputfile]

tool: D107: options:

tool: D138: 	     -x n: repeat n in X direction, default is 1

tool: D50: 	     -y n: repeat n in Y direction, default is 1

tool: D59: 	     -z n: repeat n in Z direction, default is 1

tool: D40: 	-o output: output file, default is stdout

tool: D83: 	  -t type: output type, one of the following:

tool: D67: 	           direct: default, use relative coordinates based on proportions of the cell

tool: D21: 	           carte: expand coordinates to real cartesian

tool: D100: 	       -r: regroup to make atoms of same species are neighbers in output positions

tool: D79: 	       -v: calculate cell volume only, to stdout, and quit

tool: D113: 	       -h: output this message

tool: D38: 	inputfile: input coordinates in cellfile format

tool: D123: 	           if not provided, stdin will be used

assistant: ```c
void do_usage() {
  puts("Usage: ldcell [options] [inputfile]");
  puts("options:");
  puts("\t     -x n: repeat n in X direction, default is 1");
  puts("\t     -y n: repeat n in Y direction, default is 1");
  puts("\t     -z n: repeat n in Z direction, default is 1");
  puts("\t-o output: output file, default is stdout");
  puts("\t  -t type: output type, one of the following:");
  puts("\t           direct: default, use relative coordinates based on proportions of the cell");
  puts("\t           carte: expand coordinates to real cartesian");
  puts("\t       -r: regroup to make atoms of same species are neighbers in output positions");
  puts("\t       -v: calculate cell volume only, to stdout, and quit");
  puts("\t       -h: output this message");
  puts("\tinputfile: input coordinates in cellfile format");
  puts("\t           if not provided, stdin will be used");
}
```