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authorFerdinand Thiessen <rpm@fthiessen.de>2015-12-03 21:18:39 +0100
committerest31 <MTest31@outlook.com>2015-12-05 23:31:09 +0100
commit70ece71ee4e8f8bff5cbc572710c0fa6fc3b355f (patch)
tree3ae8a0950287f694fe9c61a673b418a04b435791 /cmake/Modules/FindLuaJIT.cmake
parent5643b9b9ed3ec39f90e3a7c9bf09bc255e0bcef3 (diff)
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Improve LuaJIT detection
On openSUSE luajit is not detected correctly. This is because openSUSE is using a lua version suffix, like other Linux distributions do it also. So the include directory is: include/luajit-5_1-2.0
Diffstat (limited to 'cmake/Modules/FindLuaJIT.cmake')
-rw-r--r--cmake/Modules/FindLuaJIT.cmake50
1 files changed, 50 insertions, 0 deletions
diff --git a/cmake/Modules/FindLuaJIT.cmake b/cmake/Modules/FindLuaJIT.cmake
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index 000000000..e4335d834
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+++ b/cmake/Modules/FindLuaJIT.cmake
@@ -0,0 +1,50 @@
+# Locate LuaJIT library
+# This module defines
+# LUAJIT_FOUND, if false, do not try to link to Lua
+# LUA_INCLUDE_DIR, where to find lua.h
+# LUA_VERSION_STRING, the version of Lua found (since CMake 2.8.8)
+#
+# This module is similar to FindLua51.cmake except that it finds LuaJit instead.
+
+FIND_PATH(LUA_INCLUDE_DIR luajit.h
+ HINTS
+ $ENV{LUA_DIR}
+ PATH_SUFFIXES include/luajit-2.0 include/luajit-5_1-2.0 include
+ PATHS
+ ~/Library/Frameworks
+ /Library/Frameworks
+ /sw # Fink
+ /opt/local # DarwinPorts
+ /opt/csw # Blastwave
+ /opt
+)
+
+FIND_LIBRARY(LUA_LIBRARY
+ NAMES luajit-5.1
+ HINTS
+ $ENV{LUA_DIR}
+ PATH_SUFFIXES lib64 lib
+ PATHS
+ ~/Library/Frameworks
+ /Library/Frameworks
+ /sw
+ /opt/local
+ /opt/csw
+ /opt
+)
+
+IF(LUA_INCLUDE_DIR AND EXISTS "${LUA_INCLUDE_DIR}/luajit.h")
+ FILE(STRINGS "${LUA_INCLUDE_DIR}/luajit.h" lua_version_str REGEX "^#define[ \t]+LUA_RELEASE[ \t]+\"LuaJIT .+\"")
+
+ STRING(REGEX REPLACE "^#define[ \t]+LUA_RELEASE[ \t]+\"LuaJIT ([^\"]+)\".*" "\\1" LUA_VERSION_STRING "${lua_version_str}")
+ UNSET(lua_version_str)
+ENDIF()
+
+INCLUDE(FindPackageHandleStandardArgs)
+# handle the QUIETLY and REQUIRED arguments and set LUAJIT_FOUND to TRUE if
+# all listed variables are TRUE
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(LuaJit
+ REQUIRED_VARS LUA_LIBRARY LUA_INCLUDE_DIR
+ VERSION_VAR LUA_VERSION_STRING)
+
+MARK_AS_ADVANCED(LUA_INCLUDE_DIR LUA_LIBRARY LUA_MATH_LIBRARY)