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Diffstat (limited to '')
| -rw-r--r-- | CheckLua.cmake | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/CheckLua.cmake b/CheckLua.cmake new file mode 100644 index 000000000..e8827fe00 --- /dev/null +++ b/CheckLua.cmake @@ -0,0 +1,23 @@ +# CheckLua.cmake + +# Checks whether the Lua standalone interpreter is installed on the host system +# If found, sets HAS_LUA_INTERPRETER to 1 and LUA_INTERPRETER_VERSION to the version reported ("5.1" etc.) +# If not found, unsets HAS_LUA_INTERPRETER + + + + +execute_process( + COMMAND lua -e "io.stdout:write(string.match(_VERSION, '%d+%.%d+'))" + RESULT_VARIABLE LUA_EXECUTED + OUTPUT_VARIABLE LUA_INTERPRETER_VERSION +) + +if ("${LUA_EXECUTED}" STREQUAL "0") + set(HAS_LUA_INTERPRETER 1) +else() + unset(HAS_LUA_INTERPRETER) + unset(LUA_INTERPRETER_VERSION) +endif() + +unset(LUA_EXECUTED) |