Prevent CMake choking on empty vars

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Riccardo Spagni 2014-09-15 23:04:58 +02:00
parent 070ff889d2
commit de442fb9ad
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1 changed files with 2 additions and 0 deletions

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@ -40,6 +40,8 @@ if(RET)
else()
message(STATUS "You are currently on commit ${COMMIT}")
# Give our output variable a default value, because CMake likes to choke on empty variables
set(TAGGEDCOMMITOUT "a")
# Get all the tags
execute_process(COMMAND "${GIT}" show-ref --tags -d --abbrev RESULT_VARIABLE RET OUTPUT_VARIABLE TAGGEDCOMMITOUT OUTPUT_STRIP_TRAILING_WHITESPACE)