Revert "capture entire version"

This reverts commit 7d830d5.

CMakeLists.txt

@@ -1,10 +1,5 @@
 CMAKE_MINIMUM_REQUIRED(VERSION 3.0.0)
 
-SET(VERSION_REGEX "^#define ${name} (.+)$")
-FILE(STRINGS "${CMAKE_CURRENT_SOURCE_DIR}/hiredis.h" PROJECT_VERSION REGEX ${VERSION_REGEX})
-
-PROJECT(hiredis LANGUAGES "C" VERSION "${PROJECT_VERSION}")
-
 OPTION(BUILD_SHARED_LIBS "Build shared libraries" ON)
 OPTION(ENABLE_SSL "Build hiredis_ssl for SSL support" OFF)
 OPTION(DISABLE_TESTS "If tests should be compiled or not" OFF)
@@ -15,8 +10,21 @@ OPTION(ENABLE_ASYNC_TESTS "Should we run all asynchronous API tests" OFF)
 # to ON for those who rely on that historical behaviour.
 OPTION(ENABLE_NUGET "Install NuGET packaging details" ON)
 
-MESSAGE("Detected version: ${hiredis_VERSION}")
-
+MACRO(getVersionBit name)
+  SET(VERSION_REGEX "^#define ${name} (.+)$")
+  FILE(STRINGS "${CMAKE_CURRENT_SOURCE_DIR}/hiredis.h"
+    VERSION_BIT REGEX ${VERSION_REGEX})
+  STRING(REGEX REPLACE ${VERSION_REGEX} "\\1" ${name} "${VERSION_BIT}")
+ENDMACRO(getVersionBit)
+
+getVersionBit(HIREDIS_MAJOR)
+getVersionBit(HIREDIS_MINOR)
+getVersionBit(HIREDIS_PATCH)
+getVersionBit(HIREDIS_SONAME)
+SET(VERSION "${HIREDIS_MAJOR}.${HIREDIS_MINOR}.${HIREDIS_PATCH}")
+MESSAGE("Detected version: ${VERSION}")
+
+PROJECT(hiredis LANGUAGES "C" VERSION "${VERSION}")
 INCLUDE(GNUInstallDirs)
 
 # Hiredis requires C99
@@ -45,7 +53,7 @@ set_target_properties(hiredis PROPERTIES EXPORT_NAME ${hiredis_export_name})
 
 SET_TARGET_PROPERTIES(hiredis
     PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS TRUE
-    VERSION "${hiredis_VERSION_TWEAK}")
+    VERSION "${HIREDIS_SONAME}")
 IF(MSVC)
     SET_TARGET_PROPERTIES(hiredis
         PROPERTIES COMPILE_FLAGS /Z7)
@@ -161,7 +169,7 @@ IF(ENABLE_SSL)
     SET_TARGET_PROPERTIES(hiredis_ssl
         PROPERTIES
         WINDOWS_EXPORT_ALL_SYMBOLS TRUE
-        VERSION "${hiredis_VERSION_TWEAK}")
+        VERSION "${HIREDIS_SONAME}")
     IF(MSVC)
         SET_TARGET_PROPERTIES(hiredis_ssl
             PROPERTIES COMPILE_FLAGS /Z7)