add version info to source code

CMakeLists.txt

@@ -1,6 +1,17 @@
 cmake_minimum_required(VERSION 3.1)
 
-set(REDIS_PLUS_PLUS_VERSION "1.3.13")
+function(GET_VERSION VERSION_PART VERSION_NUM)
+    set(VERSION_REGEX "^const int VERSION_${VERSION_PART} = (.+);$")
+    file(STRINGS "src/sw/redis++/version.h" VERSION_INFO REGEX "${VERSION_REGEX}")
+    string(REGEX REPLACE "${VERSION_REGEX}" "\\1" VERSION_RESULT ${VERSION_INFO})
+    set(${VERSION_NUM} ${VERSION_RESULT} PARENT_SCOPE)
+endfunction()
+
+GET_VERSION("MAJOR" REDIS_PLUS_PLUS_VERSION_MAJOR)
+GET_VERSION("MINOR" REDIS_PLUS_PLUS_VERSION_MINOR)
+GET_VERSION("PATCH" REDIS_PLUS_PLUS_VERSION_PATCH)
+
+set(REDIS_PLUS_PLUS_VERSION "${REDIS_PLUS_PLUS_VERSION_MAJOR}.${REDIS_PLUS_PLUS_VERSION_MINOR}.${REDIS_PLUS_PLUS_VERSION_PATCH}")
 message(STATUS "redis-plus-plus version: ${REDIS_PLUS_PLUS_VERSION}")
 
 project(redis++ LANGUAGES CXX VERSION ${REDIS_PLUS_PLUS_VERSION})

src/sw/redis++/version.h

@@ -0,0 +1,32 @@
+/**************************************************************************
+   Copyright (c) 2024 sewenew
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+ *************************************************************************/
+
+#ifndef SEWENEW_REDISPLUSPLUS_VERSION_H
+#define SEWENEW_REDISPLUSPLUS_VERSION_H
+
+namespace sw {
+
+namespace redis {
+
+const int VERSION_MAJOR = 1;
+const int VERSION_MINOR = 3;
+const int VERSION_PATCH = 13;
+
+}
+
+}
+
+#endif // end SEWENEW_REDISPLUSPLUS_VERSION_H