cmake: abort if Lua was not found (#1892)

This will usually result in errors during linking, and the error message
itself is not obvious to find.
Therefore just abort in this case.
This commit is contained in:
Daniel Hahler 2017-07-03 11:55:20 +02:00 committed by GitHub
parent 718d91355d
commit 4b4318602c

View file

@ -67,6 +67,12 @@ a_find_program(CONVERT_EXECUTABLE convert TRUE)
include(FindPkgConfig)
# lua
include(FindLua)
if (NOT LUA_FOUND)
message(FATAL_ERROR
"Could not find Lua. See the error above.\n"
"You might want to hint it using the LUA_DIR environment variable, "
"or set the LUA_INCLUDE_DIR / LUA_LIBRARY CMake variables.")
endif()
# }}}
# {{{ Check if documentation can be build