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authorRiccardo Spagni <ric@spagni.net>2014-09-15 23:07:47 +0200
committerRiccardo Spagni <ric@spagni.net>2014-09-15 23:07:47 +0200
commitffe7bf8c1cd373b4cd2d256a5f4ea5359a0a35c0 (patch)
tree6155cbd690fe20fbb2c87dca7d0df2d955d180cb
parentPrevent CMake choking on empty vars (diff)
downloadmonero-ffe7bf8c1cd373b4cd2d256a5f4ea5359a0a35c0.tar.xz
another fix for CMake empty vars
Diffstat (limited to '')
-rw-r--r--src/version.cmake8
1 files changed, 5 insertions, 3 deletions
diff --git a/src/version.cmake b/src/version.cmake
index 02f5ec0a6..2f3aa0b25 100644
--- a/src/version.cmake
+++ b/src/version.cmake
@@ -40,13 +40,15 @@ 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)
# Make sure we actually got some tags
- string(LENGTH ${TAGGEDCOMMITOUT} TLEN)
+ if(TAGGEDCOMMITOUT)
+ string(LENGTH ${TAGGEDCOMMITOUT} TLEN)
+ else()
+ set(TLEN 1)
+ endif()
if(RET OR TLEN LESS 5)
message(WARNING "Cannot determine most recent tag. Make sure that you are building either from a Git working tree or from a source archive.")