implemented virtual logger

include/tcp-chat/log.h

@@ -0,0 +1,26 @@
+#pragma once
+#include <stdio.h>
+#include "tlibc/std.h"
+#include "tlibc/string/cstr.h"
+
+typedef enum LogSeverity {
+    LogSeverity_Debug,
+    LogSeverity_Info,
+    LogSeverity_Warn,
+    LogSeverity_Error,
+} LogSeverity;
+
+typedef void (*LogFunction_t)(void* logger, LogSeverity severity, cstr context, cstr msg);
+
+#define log(severity, context, format, ...) { \
+    if(LOG_FUNC) { \
+        char* ___log_msg = sprintf_malloc(format ,##__VA_ARGS__); \
+        LOG_FUNC(LOGGER, severity, context, ___log_msg); \
+        free(___log_msg); \
+    } \
+}
+
+#define logDebug(context, format, ...) log(LogSeverity_Debug, context, format ,##__VA_ARGS__)
+#define logInfo(context, format, ...)  log(LogSeverity_Info,  context, format ,##__VA_ARGS__)
+#define logWarn(context, format, ...)  log(LogSeverity_Warn,  context, format ,##__VA_ARGS__)
+#define logError(context, format, ...) log(LogSeverity_Error, context, format ,##__VA_ARGS__)

include/tcp-chat/server.h

@@ -1,9 +1,10 @@
 #pragma once
 #include "tlibc/errors.h"
 #include "tlibc/string/str.h"
+#include "tcp-chat/log.h"
 
 typedef struct Server Server;
 
-Result(Server*) Server_createFromConfig(str config_str);
+Result(Server*) Server_create(str config_str, void* logger, LogFunction_t log_func);
 void Server_free(Server* server);
 Result(void) Server_run(Server* server);