Only get tag version when branch name matches release branch

cmake/version.cmake

@@ -4,6 +4,14 @@ set(tmp_version "HEAD")
 set(TAG_VERSION_REGEX "[0-9]+\\.[0-9]+\\.[0-9]+(\\.(a|b|rc)\\.[0-9]+)?")
 set(COMMIT_VERSION_REGEX "[0-9a-f]+[0-9a-f]+[0-9a-f]+[0-9a-f]+[0-9a-f]+")
 while ("${PADDLE_VERSION}" STREQUAL "")
+  # Check current branch name
+  execute_process(
+    COMMAND ${GIT_EXECUTABLE} rev-parse --abbrev-ref ${tmp_version}
+    WORKING_DIRECTORY ${PADDLE_SOURCE_DIR}
+    OUTPUT_VARIABLE GIT_BRANCH_NAME
+    RESULT_VARIABLE GIT_BRANCH_RESULT
+    ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
+  if (NOT ${GIT_BRANCH_RESULT})
     execute_process(
       COMMAND ${GIT_EXECUTABLE} describe --tags --abbrev=0 --always ${tmp_version}
       WORKING_DIRECTORY ${PADDLE_SOURCE_DIR}
@@ -11,6 +19,8 @@ while ("${PADDLE_VERSION}" STREQUAL "")
       RESULT_VARIABLE GIT_RESULT
       ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
     if (NOT ${GIT_RESULT})
+      # Check if current branch is release branch
+      if (${GIT_BRANCH_NAME} MATCHES "release/${TAG_VERSION_REGEX}")
         # Check the tag is a correct version
         if (${GIT_TAG_NAME} MATCHES "${COMMIT_VERSION_REGEX}")
           # if no tag was found, set PADDLE_VERSION to latest
@@ -20,10 +30,17 @@ while ("${PADDLE_VERSION}" STREQUAL "")
         else()  # otherwise, get the previous git tag name.
           set(tmp_version "${GIT_TAG_NAME}~1")
         endif()
+      else() # otherwise, we always set PADDLE_VERSION to latest
+        set(PADDLE_VERSION "latest")
+      endif()
     else()
       set(PADDLE_VERSION "0.0.0")
       message(WARNING "Cannot add paddle version from git tag")
     endif()
+  else()
+    set(PADDLE_VERSION "0.0.0")
+    message(WARNING "Cannot add paddle version for wrong git branch result")
+  endif()
 endwhile()
 
 add_definitions(-DPADDLE_VERSION=${PADDLE_VERSION})