CMakeLists.txt 2.81 KB
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PROJECT(FindPackageTest)

# Look for a package that has a find module and may be found.
FIND_PACKAGE(OpenGL QUIET)

# Look for a package that has no find module and will not be found.
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FIND_PACKAGE(NotAPackage QUIET)
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# Look for a package that has an advanced find module.
FIND_PACKAGE(VTK QUIET)

ADD_EXECUTABLE(FindPackageTest FindPackageTest.cxx)
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# test behaviour of cmFindBase wrt. the CMAKE_PREFIX_PATH variable
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# foo.h should be found in ${CMAKE_CURRENT_SOURCE_DIR}/include:

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SET(CMAKE_PREFIX_PATH /blub /blah "${CMAKE_CURRENT_SOURCE_DIR}")
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FIND_PATH(FOO_DIR foo.h)

IF(NOT FOO_DIR)
  MESSAGE(FATAL_ERROR "Did not find foo.h which is in ${CMAKE_CURRENT_SOURCE_DIR}/include
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  CMAKE_PREFIX_PATH = ${CMAKE_PREFIX_PATH}")
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ENDIF(NOT FOO_DIR)

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#SET(CMAKE_FIND_DEBUG_MODE 1)

# For purposes of the test wipe out previous find results.
SET(PACKAGES foo Foo Bar TFramework Tframework TApp Tapp Special)
FOREACH(p ${PACKAGES})
  SET(${p}_DIR "" CACHE FILEPATH "Wipe out find results for testing." FORCE)
ENDFOREACH(p)

# Enable framework and bundle searching.  Make sure bundles are found
# before unix-syle packages.
SET(CMAKE_FIND_FRAMEWORK LAST)
SET(CMAKE_FIND_APPBUNDLE FIRST)

# Look for packages with new-style signatures.
FIND_PACKAGE(foo NO_MODULE)
FIND_PACKAGE(Foo CONFIGS FooConfig.cmake)
FIND_PACKAGE(Bar)
FIND_PACKAGE(TFramework CONFIGS TFrameworkConfig.cmake)
FIND_PACKAGE(Tframework)
FIND_PACKAGE(TApp)
FIND_PACKAGE(Tapp CONFIGS tapp-config.cmake)
FIND_PACKAGE(Special NAMES Suffix SuffixTest PATH_SUFFIXES test)

# Expected locations at which packages should be found.
SET(foo_EXPECTED "lib/foo-1.2/foo-config.cmake")
SET(Foo_EXPECTED "lib/foo-1.2/CMake/FooConfig.cmake")
SET(Bar_EXPECTED "lib/Bar/BarConfig.cmake")
SET(Special_EXPECTED "lib/suffix/test/SuffixTestConfig.cmake")
SET(TFramework_EXPECTED
  "TFramework.framework/Versions/A/Resources/CMake/TFrameworkConfig.cmake")
SET(Tframework_EXPECTED
  "TFramework.framework/Versions/A/Resources/tframework-config.cmake")
SET(TApp_EXPECTED
  "TApp.app/Contents/Resources/TAppConfig.cmake")
SET(Tapp_EXPECTED
  "TApp.app/Contents/Resources/cmake/tapp-config.cmake")

# Check the results.
FOREACH(p ${PACKAGES})
  IF(${p}_FOUND)
    # Convert to relative path for comparison to expected location.
    FILE(RELATIVE_PATH REL_${p}_CONFIG "${CMAKE_CURRENT_SOURCE_DIR}"
      "${${p}_CONFIG}")

    # Debugging output.
    IF(CMAKE_FIND_DEBUG_MODE)
      MESSAGE("Package ${p} found [${REL_${p}_CONFIG}]")
    ENDIF(CMAKE_FIND_DEBUG_MODE)

    # Check and report failure.
    IF(NOT "${REL_${p}_CONFIG}" STREQUAL "${${p}_EXPECTED}")
      MESSAGE(SEND_ERROR
        "Package ${p} should have been [${${p}_EXPECTED}] but "
        "was [${REL_${p}_CONFIG}]")
    ENDIF(NOT "${REL_${p}_CONFIG}" STREQUAL "${${p}_EXPECTED}")
  ELSE(${p}_FOUND)
    MESSAGE(SEND_ERROR "Package ${p} not found!")
  ENDIF(${p}_FOUND)
ENDFOREACH(p)