Implement version info

CMakeLists.txt

@@ -10,3 +10,11 @@ add_test(NAME SyslogMessageTests COMMAND SyslogMessageTests)
 add_test(NAME RFC3164FormattedSyslogMessageTests COMMAND RFC3164FormattedSyslogMessageTests)
 add_test(NAME FrequencyLimitTests COMMAND FrequencyLimitTests)
 
+set(VER_NAME "Syslog Bulk Uploader")
+set(VER_MAJOR 1)
+set(VER_MINOR 0)
+set(VER_PATCH 0)
+set(VER_PRERELEASE "alpha.1")
+set(VER_BUILD "")
+
+configure_file("src/config.h.in" "src/config.h")

src/CMakeLists.txt

@@ -1,6 +1,8 @@
 find_package(Boost COMPONENTS date_time filesystem system thread program_options REQUIRED)
 find_package(Threads)
+
 include_directories(
+    ${PROJECT_BINARY_DIR}
     ${Boost_INLUDE_DIRS}
 )
 

src/main.cpp

@@ -23,8 +23,10 @@ SOFTWARE.
  */
 
 #include <iostream>
+#include <string>
 #include <boost/program_options.hpp>
 
+#include "src/config.h"
 #include "SyslogBulkUploader.h"
 #include "FileReader.h"
 #include "UDPWriter.h"
@@ -37,6 +39,30 @@ string dest;
 uint16_t port;
 vector<string> files;
 
+string version() {
+    stringstream ss;
+    ss << VER_NAME << " version " << VER_MAJOR << ".";
+#ifdef VER_MINOR
+    ss << VER_MINOR;
+#else
+    ss << "0";
+#endif
+    ss << ".";
+#ifdef VER_PATCH
+    ss << VER_PATCH;
+#else
+    ss << "0";
+#endif
+#ifdef VER_PRERELEASE
+    ss << "-" << VER_PRERELEASE;
+#endif
+#ifdef VER_BUILD
+    ss << "+" << VER_BUILD;
+#endif
+
+    return ss.str();
+}
+
 int main(int argc, char** argv) {
     po::options_description desc("Supported options");
     desc.add_options()
@@ -65,7 +91,7 @@ int main(int argc, char** argv) {
     }
 
     if (vars.count("version")) {
-        cout << "VERSION" << std::endl;
+        cout << version() << std::endl;
         return 0;
     }