enable loging for release preview builds (#29)

Author: summeroff

crash-handler-module/main.js

@@ -55,7 +55,7 @@ function startCrashHandler(workingDirectory, version, isDevEnv, cachePath = "")
     const processPath = workingDirectory.replace('app.asar', 'app.asar.unpacked') +
     '\\node_modules\\crash-handler';
 
-    let spawnArguments = [workingDirectory, version, isDevEnv ];
+    let spawnArguments = [workingDirectory, version, isDevEnv];
 
     if ( cachePath.length > 0 ) 
       spawnArguments.push( cachePath+'\\crash-handler.log' );

crash-handler-process/CMakeLists.txt

@@ -56,6 +56,9 @@ SET(PROJECT_SOURCE
 ADD_DEFINITIONS(-DUNICODE)
 ADD_EXECUTABLE(crash-handler-process ${PROJECT_SOURCE})
 
+set_property(TARGET crash-handler-process PROPERTY CXX_STANDARD 17)
+set_property(TARGET crash-handler-process PROPERTY CXX_STANDARD_REQUIRED ON)
+
 # Include/link crash manager dependencies
 target_include_directories(crash-handler-process PUBLIC 
 	"${nlohmannjson_SOURCE_DIR}/single_include"

crash-handler-process/logger.cpp

@@ -18,7 +18,11 @@
 #include <chrono>
 #include <sstream>
 #include <iomanip>
+#include <filesystem>
 
+bool log_output_disabled = false;
+
+namespace fs = std::filesystem;
 std::ofstream log_output_file;
 
 const std::string getTimeStamp() 
@@ -34,12 +38,27 @@ const std::string getTimeStamp()
 
 void logging_start(std::wstring log_path)
 {
-    if( !log_output_disabled && log_path.size() > 0) 
+    if( log_path.size() == 0 )
+        log_output_disabled = true;
+
+    if( !log_output_disabled ) 
+    {
+        try {
+            fs::path log_file = log_path;
+            fs::path log_file_old = log_file;
+            log_file_old.replace_extension("log.old");
+            
+            fs::remove_all(log_file_old);
+            fs::rename(log_file, log_file_old); 
+        } catch (...) {
+
+        }   
         log_output_file.open( log_path, std::ios_base::out | std::ios_base::app);
+    }
 }
 
 void logging_end()
 {
-    if( !log_output_disabled) 
+    if( !log_output_disabled ) 
         log_output_file.close();
 }

crash-handler-process/logger.hpp

@@ -4,14 +4,11 @@
 #include <fstream>
 #include <string>
 
-#ifdef NDEBUG
-    const bool log_output_disabled = true;
-#else
-    const bool log_output_disabled = false;
-#endif
 
 const std::string getTimeStamp();
+
 extern std::ofstream log_output_file;
+extern bool log_output_disabled;
 
 #define log_info if (log_output_disabled) {} else log_output_file << "INF:" << getTimeStamp() <<  ": " 
 #define log_debug if (log_output_disabled) {} else log_output_file << "DBG:" << getTimeStamp() <<  ": "