Switch log level control from runtime to compile time

CMakeLists.txt

@@ -8,6 +8,7 @@ option(WEBCC_BUILD_EXAMPLE "Build examples?" ON)
 
 if(WEBCC_ENABLE_LOG)
     add_definitions(-DWEBCC_ENABLE_LOG)
+    add_definitions(-DWEBCC_LOG_LEVEL=0)
 endif()
 
 if(WEBCC_ENABLE_SOAP)

example/http/async_client/main.cc

@@ -35,7 +35,7 @@ void Test(boost::asio::io_context& ioc) {
 }
 
 int main() {
-  LOG_INIT(webcc::ERRO, 0);
+  LOG_INIT(0);
 
   boost::asio::io_context ioc;
 

example/http/client/main.cc

@@ -28,7 +28,7 @@ void Test() {
 }
 
 int main() {
-  LOG_INIT(webcc::ERRO, 0);
+  LOG_INIT(0);
 
   Test();
   Test();

example/rest/book_async_client/main.cc

@@ -101,7 +101,7 @@ int main(int argc, char* argv[]) {
     return 1;
   }
 
-  LOG_INIT(webcc::ERRO, 0);
+  LOG_INIT(0);
 
   std::string host = argv[1];
   std::string port = argv[2];

example/rest/book_client/main.cc

@@ -160,7 +160,7 @@ int main(int argc, char* argv[]) {
     return 1;
   }
 
-  LOG_INIT(webcc::VERB, 0);
+  LOG_INIT(0);
 
   std::string host = argv[1];
   std::string port = argv[2];

example/rest/book_server/main.cc

@@ -21,7 +21,7 @@ int main(int argc, char* argv[]) {
     return 1;
   }
 
-  LOG_INIT(webcc::VERB, 0);
+  LOG_INIT(0);
 
   unsigned short port = std::atoi(argv[1]);
 

example/soap/calc_client/main.cc

@@ -3,7 +3,7 @@
 #include "calc_client.h"
 
 int main() {
-  LOG_INIT(webcc::VERB, 0);
+  LOG_INIT(0);
 
   CalcClient calc;
 

example/soap/calc_server/main.cc

@@ -17,7 +17,7 @@ int main(int argc, char* argv[]) {
     return 1;
   }
 
-  LOG_INIT(webcc::INFO, 0);
+  LOG_INIT(0);
 
   unsigned short port = std::atoi(argv[1]);
 

src/webcc/logger.cc

@@ -14,13 +14,12 @@
 namespace webcc {
 
 struct Logger {
-  int level;
   int modes;
   std::mutex mutex;
 };
 
 // Global logger.
-static Logger g_logger{ VERB };
+static Logger g_logger{ 0 };
 
 static std::thread::id g_main_thread_id;
 
@@ -28,9 +27,8 @@ static const char* kLevelNames[] = {
   "VERB", "INFO", "WARN", "ERRO", "FATA"
 };
 
-void LogInit(int level, int modes) {
+void LogInit(int modes) {
   g_logger.modes = modes;
-  g_logger.level = level;
 
   // Suppose LogInit() is called from the main thread.
   g_main_thread_id = std::this_thread::get_id();
@@ -76,10 +74,6 @@ static std::string GetThreadID() {
 void LogWrite(int level, const char* file, int line, const char* format, ...) {
   assert(format != nullptr);
 
-  if (g_logger.level > level) {
-    return;
-  }
-
   std::lock_guard<std::mutex> lock(g_logger.mutex);
 
   va_list va_ptr_console;

src/webcc/logger.h

@@ -7,75 +7,118 @@
 
 #include <cstring>  // for strrchr()
 
-namespace webcc {
+#define WEBCC_VERB 0
+#define WEBCC_INFO 1
+#define WEBCC_WARN 2
+#define WEBCC_ERRO 3
+#define WEBCC_FATA 4
 
-enum LogLevel {
-  VERB = 0,
-  INFO,
-  WARN,
-  ERRO,
-  FATA,
-};
+// Default log level.
+#ifndef WEBCC_LOG_LEVEL
+#define WEBCC_LOG_LEVEL WEBCC_WARN
+#endif
+
+namespace webcc {
 
 enum LogMode {
   FLUSH = 1,
 };
 
-void LogInit(int level, int modes);
+void LogInit(int modes);
 
 void LogWrite(int level, const char* file, int line, const char* format, ...);
 
 }  // namespace webcc
 
 // Initialize the logger with a level.
-// E.g., LOG_INIT(ERRO, FLUSH)
-#define LOG_INIT(level, modes) webcc::LogInit(level, modes);
+// E.g., LOG_INIT(FLUSH)
+#define LOG_INIT(modes) webcc::LogInit(modes);
 
 #if (defined(WIN32) || defined(_WIN64))
 
 // See: https://stackoverflow.com/a/8488201
 #define __FILENAME__ std::strrchr("\\" __FILE__, '\\') + 1
 
+#if WEBCC_LOG_LEVEL <= WEBCC_VERB
 #define LOG_VERB(format, ...) \
-    webcc::LogWrite(webcc::VERB, __FILENAME__, __LINE__, format, ##__VA_ARGS__);
+    webcc::LogWrite(WEBCC_VERB, __FILENAME__, __LINE__, format, ##__VA_ARGS__);
+#else
+#define LOG_VERB(format, ...)
+#endif
 
+#if WEBCC_LOG_LEVEL <= WEBCC_INFO
 #define LOG_INFO(format, ...) \
-    webcc::LogWrite(webcc::INFO, __FILENAME__, __LINE__, format, ##__VA_ARGS__);
+    webcc::LogWrite(WEBCC_INFO, __FILENAME__, __LINE__, format, ##__VA_ARGS__);
+#else
+#define LOG_INFO(format, ...)
+#endif
 
+#if WEBCC_LOG_LEVEL <= WEBCC_WARN
 #define LOG_WARN(format, ...) \
-    webcc::LogWrite(webcc::WARN, __FILENAME__, __LINE__, format, ##__VA_ARGS__);
+    webcc::LogWrite(WEBCC_WARN, __FILENAME__, __LINE__, format, ##__VA_ARGS__);
+#else
+#define LOG_WARN(format, ...)
+#endif
 
+#if WEBCC_LOG_LEVEL <= WEBCC_ERRO
 #define LOG_ERRO(format, ...) \
-    webcc::LogWrite(webcc::ERRO, __FILENAME__, __LINE__, format, ##__VA_ARGS__);
+    webcc::LogWrite(WEBCC_ERRO, __FILENAME__, __LINE__, format, ##__VA_ARGS__);
+#else
+#define LOG_ERRO(format, ...)
+#endif
 
+#if WEBCC_LOG_LEVEL <= WEBCC_FATA
 #define LOG_FATA(format, ...) \
-    webcc::LogWrite(webcc::FATA, __FILENAME__, __LINE__, format, ##__VA_ARGS__);
+    webcc::LogWrite(WEBCC_FATA, __FILENAME__, __LINE__, format, ##__VA_ARGS__);
+#else
+#define LOG_FATA(format, ...)
+#endif
 
 #else
 
 // See: https://stackoverflow.com/a/8488201
 #define __FILENAME__ std::strrchr("/" __FILE__, '/') + 1
 
+#if WEBCC_LOG_LEVEL <= WEBCC_VERB
 #define LOG_VERB(format, args...) \
-    webcc::LogWrite(webcc::VERB, __FILENAME__, __LINE__, format, ##args);
+    webcc::LogWrite(WEBCC_VERB, __FILENAME__, __LINE__, format, ##args);
+#else
+#define LOG_VERB(format, args...)
+#endif
 
+#if WEBCC_LOG_LEVEL <= WEBCC_INFO
 #define LOG_INFO(format, args...) \
-    webcc::LogWrite(webcc::INFO, __FILENAME__, __LINE__, format, ##args);
+    webcc::LogWrite(WEBCC_INFO, __FILENAME__, __LINE__, format, ##args);
+#else
+#define LOG_INFO(format, args...)
+#endif
 
+#if WEBCC_LOG_LEVEL <= WEBCC_WARN
 #define LOG_WARN(format, args...) \
-    webcc::LogWrite(webcc::WARN, __FILENAME__, __LINE__, format, ##args);
+    webcc::LogWrite(WEBCC_WARN, __FILENAME__, __LINE__, format, ##args);
+#else
+#define LOG_WARN(format, args...)
+#endif
 
+#if WEBCC_LOG_LEVEL <= WEBCC_ERRO
 #define LOG_ERRO(format, args...) \
-    webcc::LogWrite(webcc::ERRO, __FILENAME__, __LINE__, format, ##args);
+    webcc::LogWrite(WEBCC_ERRO, __FILENAME__, __LINE__, format, ##args);
+#else
+#define LOG_ERRO(format, args...)
+#endif
 
+#if WEBCC_LOG_LEVEL <= WEBCC_FATA
 #define LOG_FATA(format, args...) \
-    webcc::LogWrite(webcc::FATA, __FILENAME__, __LINE__, format, ##args);
+    webcc::LogWrite(WEBCC_FATA, __FILENAME__, __LINE__, format, ##args);
+#else
+#define LOG_FATA(format, args...)
+#endif
 
 #endif  // defined(WIN32) || defined(_WIN64)
 
 #else  // WEBCC_ENABLE_LOG == 0
 
-#define LOG_INIT(level, modes)
+#define LOG_INIT(modes)
 
 #if (defined(WIN32) || defined(_WIN64))
 #define LOG_VERB(format, ...)

src/webcc/soap_response.h

@@ -18,6 +18,14 @@ class SoapResponse : public SoapMessage {
     result_name_ = result_name;
   }
 
+  void set_result(const std::string& result) {
+    result_ = result;
+  }
+
+  void set_result(std::string&& result) {
+    result_ = std::move(result);
+  }
+
   std::string result_moved() {
     return std::move(result_);
   }