remove dependency on APR library

sample/hub_lvx_file/main.cpp

@@ -22,16 +22,12 @@
 // SOFTWARE.
 //
 
-#ifdef WIN32
-#include <windows.h>
-#else
-#include <unistd.h>
-#endif
-#include <apr_general.h>
-#include <apr_getopt.h>
+#include <thread>
+#include <chrono>
 #include <string.h>
 #include <algorithm>
 #include "lvx_file.h"
+#include "cmdline.h"
 
 DeviceItem devices[kMaxLidarCount];
 LvxFileHandle lvx_file_handler;
@@ -262,7 +258,7 @@ void OnDeviceBroadcast(const BroadcastDeviceInfo *info) {
     return;
   }
 
-  bool result = false;
+  livox_status result = kStatusFailure;
   uint8_t handle = 0;
   result = AddHubToConnect(info->broadcast_code, &handle);
   if (result == kStatusSuccess) {
@@ -275,81 +271,33 @@ void OnDeviceBroadcast(const BroadcastDeviceInfo *info) {
 /** Set the program options.
 * You can input the registered device broadcast code and decide whether to save the log file.
 */
-int SetProgramOption(int argc, const char *argv[]) {
-  apr_status_t rv;
-  apr_pool_t *mp = nullptr;
-  static const apr_getopt_option_t opt_option[] = {
-    /** Long-option, short-option, has-arg flag, description */
-    { "code", 'c', 1, "Register device broadcast code" },
-    { "log", 'l', 0, "Save the log file" },
-    { "time", 't', 1, "Time to save point cloud to the lvx file" },
-    { "help", 'h', 0, "Show help" },
-    { nullptr, 0, 0, nullptr },
-  };
-  apr_getopt_t *opt = nullptr;
-  int optch = 0;
-  const char *optarg = nullptr;
-
-  if (apr_initialize() != APR_SUCCESS) {
-    return -1;
+void SetProgramOption(int argc, const char *argv[]) {
+  cmdline::parser cmd;
+  cmd.add<std::string>("code", 'c', "Register device broadcast code", false);
+  cmd.add("log", 'l', "Save the log file");
+  cmd.add<int>("time", 't', "Time to save point cloud to the lvx file", false);
+  cmd.add("help", 'h', "Show help");
+  cmd.parse_check(argc, const_cast<char **>(argv));
+  if (cmd.exist("code")) {
+    std::string sn_list = cmd.get<std::string>("code");
+    printf("Register broadcast code: %s\n", sn_list.c_str());
+    broadcast_code_list.clear();
+    broadcast_code_list.push_back(sn_list);
   }
-
-  if (apr_pool_create(&mp, NULL) != APR_SUCCESS) {
-    return -1;
+  if (cmd.exist("log")) {
+    printf("Save the log file.\n");
+    SaveLoggerFile();
   }
-
-  rv = apr_getopt_init(&opt, mp, argc, argv);
-  if (rv != APR_SUCCESS) {
-    printf("Program options initialization failed.\n");
-    return -1;
+  if (cmd.exist("time")) {
+    printf("Time to save point cloud to the lvx file:%d.\n", cmd.get<int>("time"));
+    lvx_file_save_time = cmd.get<int>("time");
   }
-
-  /** Parse the all options based on opt_option[] */
-  bool is_help = false;
-  while ((rv = apr_getopt_long(opt, opt_option, &optch, &optarg)) == APR_SUCCESS) {
-    switch (optch) {
-    case 'c': {
-      printf("Register broadcast code: %s\n", optarg);
-      broadcast_code_list.push_back(optarg);
-      break;
-    }
-    case 'l': {
-      printf("Save the log file.\n");
-      SaveLoggerFile();
-      break;
-    }
-    case 't': {
-      printf("Time to save point cloud to the lvx file:%s.\n", optarg);
-      lvx_file_save_time = atoi(optarg);
-      break;
-    }
-    case 'h': {
-      printf(
-        " [-c] Register device broadcast code\n"
-        " [-l] Save the log file\n"
-        " [-t] Time to save point cloud to the lvx file\n"
-        " [-h] Show help\n"
-      );
-      is_help = true;
-      break;
-    }
-    }
-  }
-  if (rv != APR_EOF) {
-    printf("Invalid options.\n");
-  }
-
-  apr_pool_destroy(mp);
-  mp = nullptr;
-  if (is_help)
-    return 1;
-  return 0;
+  return;
 }
 
 int main(int argc, const char *argv[]) {
 /** Set the program options. */
-  if (SetProgramOption(argc, argv))
-    return 0;
+  SetProgramOption(argc, argv);
 
   printf("Livox SDK initializing.\n");
 /** Initialize Livox-SDK. */