[cmake] Avoid warning when building from tar file

Use the ROOT version from file when building from the source tar file Fixes root-project#15178
lmoneta · Aug 14, 2024 · ae238c6 · ae238c6
1 parent 8420def
commit ae238c6
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/cmake/modules/SetROOTVersion.cmake b/cmake/modules/SetROOTVersion.cmake
@@ -82,7 +82,9 @@ function(SET_ROOT_VERSION)
     if (${GIT_DESCRIBE_ALL} MATCHES "^tags/")
       string(REGEX REPLACE "^tags/" "" GIT_DESCRIBE_ALWAYS ${GIT_DESCRIBE_ALL})
     else()
-      message(WARNING "GIT_DESCRIBE_ALL is `${GIT_DESCRIBE_ALL}` with a format unexpected for tags. Not setting the commit.")
+      set(ROOT_GIT_VERSION "${ROOT_MAJOR_VERSION}-${ROOT_MINOR_VERSION}-${ROOT_PATCH_VERSION}")
+      set(GIT_DESCRIBE_ALL "tags/${ROOT_GIT_VERSION}")
+      set(GIT_DESCRIBE_ALWAYS ${ROOT_GIT_VERSION})
     endif()
   endif()