add a cmake option to switch between std and boost filesystem

examples/form_client.cc

@@ -2,13 +2,10 @@
 
 #include <iostream>
 
-#include "boost/filesystem/operations.hpp"
-
 #include "webcc/client_session.h"
+#include "webcc/fs.h"
 #include "webcc/logger.h"
 
-namespace bfs = boost::filesystem;
-
 int main(int argc, char* argv[]) {
   if (argc < 2) {
     std::cout << "Usage: form_client <upload_dir> [url]" << std::endl;
@@ -29,7 +26,7 @@ int main(int argc, char* argv[]) {
 
   WEBCC_LOG_INIT("", webcc::LOG_CONSOLE);
 
-  const bfs::path upload_dir(argv[1]);
+  const webcc::fs::path upload_dir(argv[1]);
 
   std::string url;
   if (argc == 3) {
@@ -38,7 +35,7 @@ int main(int argc, char* argv[]) {
     url = "http://httpbin.org/post";
   }
 
-  if (!bfs::is_directory(upload_dir) || !bfs::exists(upload_dir)) {
+  if (!webcc::fs::is_directory(upload_dir) || !webcc::fs::exists(upload_dir)) {
     std::cerr << "Invalid upload dir!" << std::endl;
     return 1;
   }