make logging to file optional

include/log.hpp

@@ -1,25 +1,26 @@
 #ifndef LOG_HPP
 #define LOG_HPP
 
-#define log _log // comment to disable logging
+#define log _log  // comment to disable logging
+// #define LOG_FILE_LOCATION "linuxSmartie.log.gz"
 
 #ifdef log
-#include <zlib.h>
-
-#define LOG_FILE_LOCATION "linuxSmartie.log.gz"
 
 #include <chrono>
 #include <mutex>
 #include <print>
 #include <string_view>
 
-inline std::mutex cmtx;  // console logging mutex
+#ifdef LOG_FILE_LOCATION
+#include <zlib.h>
 inline std::mutex fmtx;  // file logging mutex
+#endif
+
+inline std::mutex cmtx;  // console logging mutex
 enum class LOG { INF, WRN, ERR, DBG, START };
 
 template <typename... Args>
 inline void _log(LOG level, std::string_view tag, std::format_string<Args...> str, Args&&... args) {
-    constexpr bool logToFile = true;
     constexpr std::string_view reset = "\033[0m";
     constexpr std::string_view pattern = "[{}{}{}] ";
     std::string_view color = "";
@@ -48,21 +49,23 @@ inline void _log(LOG level, std::string_view tag, std::format_string<Args...> st
         std::println(str, std::forward<Args>(args)...);
     }
 
+#ifdef LOG_FILE_LOCATION
     /* log to file */
-    if (logToFile) {
+    {
         auto now = std::chrono::system_clock::now();
         auto local = std::chrono::current_zone()->to_local(now);
-        std::string msg = std::format("{:%x %H:%M:%S  }", floor<std::chrono::milliseconds>(local)); // timestamp
-        std::format_to(std::back_inserter(msg), pattern, color, tag, reset);                        // tag
-        std::format_to(std::back_inserter(msg), str, std::forward<Args>(args)...);                  // actual log message
-        
-        std::scoped_lock lock (fmtx);
+        std::string msg = std::format("{:%x %H:%M:%S  }", floor<std::chrono::milliseconds>(local));  // timestamp
+        std::format_to(std::back_inserter(msg), pattern, color, tag, reset);                         // tag
+        std::format_to(std::back_inserter(msg), str, std::forward<Args>(args)...);                   // actual log message
+
+        std::scoped_lock lock(fmtx);
         gzFile file = gzopen(LOG_FILE_LOCATION, "ab");
         if (file) {
             gzprintf(file, "%s\n", msg.c_str());
             gzclose(file);
         }
     }
+#endif
 }
 
 #else