Fixes SergiusTheBest/plog#186

CMakeLists.txt

@@ -16,6 +16,10 @@ target_include_directories(plog
     $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
 )
 
+if (ANDROID)
+    target_link_libraries(plog INTERFACE log)
+endif()
+
 add_library(plog::plog ALIAS plog)
 
 #making sure we can build standalone under windows

include/plog/Appenders/AndroidAppender.h

@@ -1,6 +1,8 @@
 #pragma once
 #include <plog/Appenders/IAppender.h>
+#ifdef ANDROID
 #include <android/log.h>
+#endif
 
 namespace plog
 {
@@ -12,6 +14,7 @@ namespace plog
         {
         }
 
+#ifdef ANDROID
         virtual void write(const Record& record)
         {
             std::string str = Formatter::format(record);
@@ -40,6 +43,12 @@ namespace plog
                 return ANDROID_LOG_UNKNOWN;
             }
         }
+#else
+        virtual void write(const Record&)
+        {
+            // no-op
+        }
+#endif
 
     private:
         const char* const m_tag;

samples/AndroidCmake/CMakeLists.txt

@@ -0,0 +1,3 @@
+add_executable(AndroidCmake Main.cpp)
+target_link_libraries(AndroidCmake plog)
+set_target_properties(AndroidCmake PROPERTIES FOLDER Samples)

samples/AndroidCmake/Main.cpp

@@ -0,0 +1,24 @@
+//
+// AndroidAppender - shows how to use an Android appender.
+//
+
+#include <plog/Log.h>
+#include <plog/Init.h>
+#include <plog/Formatters/TxtFormatter.h>
+#include <plog/Appenders/AndroidAppender.h>
+
+int main()
+{
+    static plog::AndroidAppender<plog::TxtFormatter> androidAppender("app");
+    plog::init(plog::verbose, &androidAppender);
+
+    // Log severity levels are printed in different colors.
+    PLOG_VERBOSE << "This is a VERBOSE message";
+    PLOG_DEBUG << "This is a DEBUG message";
+    PLOG_INFO << "This is an INFO message";
+    PLOG_WARNING << "This is a WARNING message";
+    PLOG_ERROR << "This is an ERROR message";
+    PLOG_FATAL << "This is a FATAL message";
+
+    return 0;
+}

samples/CMakeLists.txt

@@ -40,6 +40,7 @@ elseif(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_COMPILER_IS_CLANGXX)
 endif()
 
 add_subdirectory(Android)
+add_subdirectory(AndroidCmake)
 add_subdirectory(Chained)
 add_subdirectory(ColorConsole)
 add_subdirectory(CustomAppender)