1#include "attach.h"
2#include <stdio.h>
3#ifdef _MSC_VER
4#include <windows.h>
5#define sleep(x) Sleep((x) * 1000)
6#else
7#include <unistd.h>
8#endif
9
10int main(int argc, char const *argv[])
11{
12 lldb_enable_attach();
13
14 printf(format: "Hello world.\n"); // Set break point at this line.
15 if (argc == 1)
16 return 1;
17
18 // Create the synchronization token.
19 FILE *f;
20 if (f = fopen(filename: argv[1], modes: "wx")) {
21 fputs(s: "\n", stream: f);
22 fflush(stream: f);
23 fclose(stream: f);
24 } else
25 return 1;
26
27 // Waiting to be attached by the debugger, otherwise.
28 while (1)
29 sleep(seconds: 1); // Waiting to be attached...
30}
31

source code of lldb/test/API/python_api/hello_world/main.c