fix(build): Update version on configure

.gitignore

@@ -1,4 +1,4 @@
-build*/
+/build*/
 !cmake/build/
 tags
 *.bak

include/config.hpp.cmake

@@ -6,6 +6,10 @@
 #include "version.hpp"
 
 #define APP_NAME "@PROJECT_NAME@"
+#cmakedefine APP_VERSION "@APP_VERSION@"
+#ifndef APP_VERSION
+#define APP_VERSION GIT_TAG
+#endif
 #define BASE_PATH "@PROJECT_SOURCE_DIR@"
 
 #cmakedefine01 ENABLE_ALSA
@@ -52,7 +56,7 @@ auto version_details = [](const std::vector<std::string>& args) {
 
 // clang-format off
 auto print_build_info = [](bool extended = false) {
-  std::cout << APP_NAME << " " << GIT_TAG << " " << "\n"
+  std::cout << APP_NAME << " " << APP_VERSION << " " << "\n"
             << "\n"
             << "Features: "
             << (ENABLE_ALSA    ? "+" : "-") << "alsa "

src/CMakeLists.txt

@@ -2,6 +2,11 @@
 # Create executable
 #
 
+execute_process(COMMAND git describe --tags --dirty=-git
+  WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
+  OUTPUT_VARIABLE APP_VERSION
+  OUTPUT_STRIP_TRAILING_WHITESPACE ERROR_QUIET)
+
 configure_file(
   ${PROJECT_SOURCE_DIR}/include/config.hpp.cmake
   ${CMAKE_SOURCE_DIR}/include/config.hpp