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| {{Template/CMake/Obsolete}} | | {{CMake/Template/Moved}} |
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| == Using CMake Package ==
| | This page has moved [https://gitlab.kitware.com/cmake/community/wikis/doc/cmake/Package here]. |
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| FIND_PACKAGE(CME)
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| IF(CME_FOUND)
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| INCLUDE(${CME_USE_FILE})
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| # ... Use library ...
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| ENDIF(CME_FOUND)
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| == Setup CMake Package ==
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| <pre>
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| #-----------------------------------------------------------------------------
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| # CMEConfig.cmake - CME CMake configuration file for external projects.
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| #
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| # This file is configured by CME and used by the UseCME.cmake module
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| # to load CME's settings for an external project.
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| # The CME include file directories.
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| SET(CME_INCLUDE_DIRS "@CMAKE_INSTALL_PREFIX@/include")
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| # The CME library directories.
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| SET(CME_LIBRARY_DIRS "@CMAKE_INSTALL_PREFIX@/lib")
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| # The CME version number.
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| SET(CME_VERSION_MAJOR "@CME_VERSION_MAJOR@")
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| SET(CME_VERSION_MINOR "@CME_VERSION_MINOR@")
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| # The location of the UseCME.cmake file.
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| SET(CME_USE_FILE "@CMAKE_INSTALL_PREFIX@/lib/cme/UseCME.cmake")
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| # The build settings file.
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| SET(CME_BUILD_SETTINGS_FILE
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| "@CMAKE_INSTALL_PREFIX@/lib/cme/CMEBuildSettings.cmake")
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| # The CME library dependencies. These can be blocked by projects
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| # not interested in linking to CME's library.
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| IF(NOT CME_NO_LIBRARY_DEPENDS)
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| INCLUDE("@CMAKE_INSTALL_PREFIX@/lib/cme/CMELibraryDepends.cmake")
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| ENDIF(NOT CME_NO_LIBRARY_DEPENDS)
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| # Additional project-specific configuration settings can be set here.
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| </pre>
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| <pre>
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| #-----------------------------------------------------------------------------
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| # CMakeLists.txt
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| # Example project "CMake Export".
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| PROJECT(CME)
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| # Every project should have a version number.
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| SET(CME_VERSION_MAJOR 1)
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| SET(CME_VERSION_MINOR 0)
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| # Example library.
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| ADD_LIBRARY(cme cme.cxx)
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| # Link to libm on unix for sqrt(). This is to demonstrate library
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| # dependency chaining.
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| IF(UNIX)
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| TARGET_LINK_LIBRARIES(cme m)
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| ENDIF(UNIX)
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| # Create the CMEConfig.cmake file for installation.
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| CONFIGURE_FILE(${CME_SOURCE_DIR}/CMEConfig.cmake.in
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| ${CME_BINARY_DIR}/CMEConfig.cmake @ONLY IMMEIDATE)
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| # Save the compiler settings and library dependencies so another
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| # project can import them.
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| INCLUDE(${CMAKE_ROOT}/Modules/CMakeExportBuildSettings.cmake)
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| CMAKE_EXPORT_BUILD_SETTINGS(${CME_BINARY_DIR}/CMEBuildSettings.cmake)
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| EXPORT_LIBRARY_DEPENDENCIES(${CME_BINARY_DIR}/CMELibraryDepends.cmake)
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| # Install targets. Make sure the paths configured into
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| # CMEConfig.cmake match.
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| INSTALL_TARGETS(/lib cme)
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| INSTALL_FILES(/include .h cme)
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| INSTALL_FILES(/lib/cme .cmake CMEBuildSettings CMELibraryDepends
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| UseCME CMEConfig)
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| </pre>
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| <pre>
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| #-----------------------------------------------------------------------------
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| # UseCME.cmake
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| #
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| # This module is provided as CME_USE_FILE by CMEConfig.cmake. It can
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| # be INCLUDEd in a project to load the needed compiler and linker
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| # settings to use CME.
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| #
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| # Load the compiler settings used for CME.
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| IF(CME_BUILD_SETTINGS_FILE)
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| INCLUDE(${CMAKE_ROOT}/Modules/CMakeImportBuildSettings.cmake)
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| CMAKE_IMPORT_BUILD_SETTINGS(${CME_BUILD_SETTINGS_FILE})
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| ENDIF(CME_BUILD_SETTINGS_FILE)
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| # Add include directories needed to use CME.
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| INCLUDE_DIRECTORIES(${CME_INCLUDE_DIRS})
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| # Add link directories needed to use CME.
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| LINK_DIRECTORIES(${CME_LIBRARY_DIRS})
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| </pre>
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| <pre>
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| /*--------------------------------------------------------------------------*/
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| /* cme.cxx */
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| #include <math.h>
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| double cme()
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| {
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| return sqrt(2);
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| }
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| </pre>
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| <pre>
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| /*--------------------------------------------------------------------------*/
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| /* cme.h */
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| #ifndef _cme_h
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| #define _cme_h
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| extern double cme();
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| #endif
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| </pre>
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| == Reference ==
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| * http://public.kitware.com/pipermail/cmake/2003-March/003554.html
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