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don't go looking for GLM twice, check the cache

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This commit is contained in:
Stephen Birarda 2013-05-21 15:01:41 -07:00
parent 95cef67e33
commit a4bf95f93b
1 changed files with 33 additions and 26 deletions
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59
cmake/modules/FindGLM.cmake
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@ -29,35 +29,42 @@
# (To distribute this file outside of CMake, substitute the full
# License text for the above reference.)
# default search dirs
SET(_glm_HEADER_SEARCH_DIRS
"/usr/include"
"/usr/local/include")
IF (GLM_INCLUDE_DIR)
set(GLM_INCLUDE_DIRS "${GLM_INCLUDE_DIR}")
SET(GLM_FOUND TRUE)
ELSE (GLM_INCLUDE_DIR)
# default search dirs
SET(_glm_HEADER_SEARCH_DIRS
"/usr/include"
"/usr/local/include")
# check environment variable
SET(_glm_ENV_ROOT_DIR "$ENV{GLM_ROOT_DIR}")
# check environment variable
SET(_glm_ENV_ROOT_DIR "$ENV{GLM_ROOT_DIR}")
IF(NOT GLM_ROOT_DIR AND _glm_ENV_ROOT_DIR)
SET(GLM_ROOT_DIR "${_glm_ENV_ROOT_DIR}")
ENDIF(NOT GLM_ROOT_DIR AND _glm_ENV_ROOT_DIR)
IF(NOT GLM_ROOT_DIR AND _glm_ENV_ROOT_DIR)
SET(GLM_ROOT_DIR "${_glm_ENV_ROOT_DIR}")
ENDIF(NOT GLM_ROOT_DIR AND _glm_ENV_ROOT_DIR)
# put user specified location at beginning of search
IF(GLM_ROOT_DIR)
SET(_glm_HEADER_SEARCH_DIRS "${GLM_ROOT_DIR}"
"${GLM_ROOT_DIR}/include"
${_glm_HEADER_SEARCH_DIRS})
ENDIF(GLM_ROOT_DIR)
# put user specified location at beginning of search
IF(GLM_ROOT_DIR)
SET(_glm_HEADER_SEARCH_DIRS "${GLM_ROOT_DIR}"
"${GLM_ROOT_DIR}/include"
${_glm_HEADER_SEARCH_DIRS})
ENDIF(GLM_ROOT_DIR)
# locate header
FIND_PATH(GLM_INCLUDE_DIR "glm/glm.hpp"
PATHS ${_glm_HEADER_SEARCH_DIRS})
# locate header
FIND_PATH(GLM_INCLUDE_DIR "glm/glm.hpp"
PATHS ${_glm_HEADER_SEARCH_DIRS})
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(GLM DEFAULT_MSG
GLM_INCLUDE_DIR)
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(GLM DEFAULT_MSG
GLM_INCLUDE_DIR)
IF(GLM_FOUND)
SET(GLM_INCLUDE_DIRS "${GLM_INCLUDE_DIR}")
MESSAGE(STATUS "GLM_INCLUDE_DIR = ${GLM_INCLUDE_DIR}")
ENDIF(GLM_FOUND)
IF(GLM_FOUND)
SET(GLM_INCLUDE_DIRS "${GLM_INCLUDE_DIR}")
if (NOT GLM_FIND_QUIETLY)
MESSAGE(STATUS "GLM_INCLUDE_DIR = ${GLM_INCLUDE_DIR}")
endif (NOT GLM_FIND_QUIETLY)
ENDIF(GLM_FOUND)
ENDIF(GLM_INCLUDE_DIR)