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

```asm
<set_progname>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %esi,-0x2c(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %ecx,-0x30(%rbp)
  movl   $0x0,-0x14(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  add    $0x1,%eax
  mov    %eax,-0x10(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L2
L55:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  add    $0x1,%eax
  add    %eax,-0x14(%rbp)
  addl   $0x1,-0xc(%rbp)
L2:
  mov    -0xc(%rbp),%eax
  cmp    -0x2c(%rbp),%eax
  jl     L55
  mov    -0x10(%rbp),%eax
  cmp    -0x14(%rbp),%eax
  jle    L10
  mov    -0x14(%rbp),%eax
  mov    %eax,-0x10(%rbp)
L10:
  mov    -0x38(%rbp),%rax
  mov    (%rax),%rax
  mov    -0x10(%rbp),%edx
  mov    -0x28(%rbp),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memmove@plt>
  cmpl   $0x0,-0x30(%rbp)
  jle    L15
  movl   $0x0,-0x8(%rbp)
  jmp    L47
L20:
  mov    -0x8(%rbp),%edx
  mov    -0x30(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  add    $0x1,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x38(%rbp),%rax
  mov    (%rax),%rcx
  mov    -0x10(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,8),%rsi
  mov    -0x38(%rbp),%rax
  add    %rsi,%rax
  add    %rcx,%rdx
  mov    %rdx,(%rax)
  mov    -0x8(%rbp),%edx
  mov    -0x30(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rcx
  mov    -0x8(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  mov    -0x4(%rbp),%edx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memmove@plt>
  mov    -0x4(%rbp),%eax
  add    %eax,-0x10(%rbp)
  addl   $0x1,-0x8(%rbp)
L47:
  mov    -0x8(%rbp),%edx
  mov    -0x30(%rbp),%eax
  add    %edx,%eax
  cmp    %eax,-0x2c(%rbp)
  jg     L20
L15:
  mov    -0x14(%rbp),%eax
  sub    -0x10(%rbp),%eax
  mov    -0x38(%rbp),%rdx
  mov    (%rdx),%rcx
  mov    -0x10(%rbp),%edx
  movslq %edx,%rdx
  add    %rdx,%rcx
  mov    %eax,%edx
  mov    $0x0,%esi
  mov    %rcx,%rdi
  call   <memset@plt>
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <set_process_name@plt>
  mov    -0x28(%rbp),%rax
  mov    $0x1,%edx
  mov    %rax,%rsi
  lea    D7(%rip),%rax
  mov    %rax,%rdi
  call   <setenv@plt>
  nop
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D7
type: string

tool: D7: _

assistant: ```c
void set_progname(const char *progname, int argc, char **argv, int copy_index) {
  int argvlen = 0;
  int proglen = strlen(progname) + 1;
  int i;
  for (i = 0; i < argc; i++)
    argvlen += strlen(argv[i]) + 1;
  if (proglen > argvlen)
    proglen = argvlen;
  memmove(argv[0], progname, proglen);
  if (copy_index > 0) {
    int j;
    for (j = 0; j + copy_index < argc; j++) {
      int arglen = strlen(argv[j + copy_index]) + 1;
      argv[j + 1] = argv[0] + proglen;
      memmove(argv[j + 1], argv[j + copy_index], arglen);
      proglen += arglen;
    }
  }
  memset(&argv[0][proglen], 0, argvlen - proglen);
  set_process_name(progname);
  setenv("_", progname, true);
}
```