diff --git a/pre/file/string.hpp b/pre/file/string.hpp
index c19e65e..7400720 100644
--- a/pre/file/string.hpp
+++ b/pre/file/string.hpp
@@ -91,4 +91,26 @@ namespace pre::file {
     }
   }
 
+  inline void from_string(const std::string &path, const std::string &content, std::error_condition &ec,const boost::filesystem::perms& perms) {
+    from_string(path, content, ec);
+    if (ec){return;}
+    boost::system::error_code ec_perms{};
+    boost::filesystem::permissions(path, perms, ec_perms);
+    if(ec_perms){
+      ec = std::error_condition{ec_perms.value(), ec_perms.category()};
+    }
+  }
+
+  inline void from_string(const std::string &path, const std::string &content, const boost::filesystem::perms& perms) {
+    boost::system::error_code ec_perms;
+    from_string(path, content);
+    boost::filesystem::permissions(path, perms, ec_perms);
+
+    if (ec_perms) {
+      throw std::runtime_error("Changing permission of file "s + path + " error "s + ec_perms.message());
+    }
+  }
+
+
+
 }