Update CMakeLists.txt to work with the new version

CMakeLists.txt

@@ -3,13 +3,8 @@ cmake_minimum_required(VERSION 3.10 FATAL_ERROR)
 set(CMAKE_USER_MAKE_RULES_OVERRIDE ${CMAKE_SOURCE_DIR}/cmake/UserOverride.cmake)
 
 file(STRINGS "version" LFORTRAN_VERSION)
-if (LFORTRAN_VERSION MATCHES git)
-    # CMake only allows integers in the version, so we use the version 0.1.1 to
-    # mean an unreleased git commit
-    set(LFORTRAN_VERSION "0.1.1")
-endif ()
 
-project(lfortran LANGUAGES C CXX VERSION ${LFORTRAN_VERSION})
+project(lfortran LANGUAGES C CXX)
 
 set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
 
@@ -45,14 +40,10 @@ include(GNUInstallDirs)
 include(InstallRequiredSystemLibraries)
 set(CPACK_GENERATOR "TBZ2")
 set(CPACK_STRIP_FILES YES)
-if (LFORTRAN_VERSION STREQUAL "0.1.1")
-    set(CPACK_PACKAGE_FILE_NAME lfortran-git-${CMAKE_SYSTEM_NAME})
-endif()
+set(CPACK_PACKAGE_FILE_NAME lfortran-${LFORTRAN_VERSION}-${CMAKE_SYSTEM_NAME})
 include(CPack)
 # So that CPACK_PACKAGE_FILE_NAME prints the correct value below
-if (LFORTRAN_VERSION STREQUAL "0.1.1")
-    set(CPACK_PACKAGE_FILE_NAME lfortran-git-${CMAKE_SYSTEM_NAME})
-endif()
+set(CPACK_PACKAGE_FILE_NAME lfortran-${LFORTRAN_VERSION}-${CMAKE_SYSTEM_NAME})
 
 
 if (NOT CMAKE_CXX_STANDARD)
@@ -175,7 +166,7 @@ enable_testing()
 message("\n")
 message("Configuration results")
 message("---------------------")
-message("CMAKE_PROJECT_VERSION: ${CMAKE_PROJECT_VERSION}")
+message("LFORTRAN_VERSION: ${LFORTRAN_VERSION}")
 message("CPACK_PACKAGE_FILE_NAME: ${CPACK_PACKAGE_FILE_NAME}")
 message("C compiler      : ${CMAKE_C_COMPILER}")
 message("C++ compiler    : ${CMAKE_CXX_COMPILER}")