# If not in a Git repo try to read GIT_HEAD and GIT_DESCRIBE from
# enviroment
if (NOT GIT_HEAD OR NOT GIT_DESCRIBE)
- if (ENV_GIT_HEAD)
- set(GIT_HEAD ${ENV_GIT_HEAD})
+ if (DEFINED ENV{GIT_HEAD})
+ set(GIT_HEAD ${GIT_HEAD})
endif ()
- if (ENV_GIT_DESCRIBE)
- set(GIT_DESCRIBE ${ENV_GIT_DESCRIBE})
+ if (DEFINED ENV{GIT_DESCRIBE})
+ set(GIT_DESCRIBE ${GIT_DESCRIBE})
endif()
endif()