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#=============================================================================
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# Copyright 2015 Luís Pereira <luis.artur.pereira@gmail.com>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# 3. The name of the author may not be used to endorse or promote products
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# derived from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#=============================================================================#
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# create_pkgconfig_file(PACKAGE_NAME <package_name>
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# VERSION <version>
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# [PREFIX <path>]
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# [EXEC_PREFIX <path>]
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# [INCLUDEDIR_PREFIX <path>]
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# [INCLUDEDIRS <path1> <path2> ... <path3>]
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# [LIBDIR_PREFIX <path>]
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# [DESCRIPTIVE_NAME <name>]
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# [DESCRIPTION <description>]
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# [URL <url>]
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# [REQUIRES <dep1> <dep2> ... <dep3>]
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# [REQUIRES_PRIVATE <dep1> <dep2> ... <dep3>]
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# [LIB_INSTALLDIR <dir>]
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# [CFLAGS <cflags>]
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# [PATH <path>]
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# [INSTALL])
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#
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#
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# PACKAGE_NAME and VERSION are mandatory. Everything else is optional
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include(CMakeParseArguments)
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include(GNUInstallDirs)
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function(create_pkgconfig_file)
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set(options INSTALL)
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set(oneValueArgs
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PACKAGE_NAME
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PREFIX
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EXEC_PREFIX
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INCLUDEDIR_PREFIX
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LIBDIR_PREFIX
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DESCRIPTIVE_NAME
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DESCRIPTION
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URL
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VERSION
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PATH
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)
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set(multiValueArgs
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INCLUDEDIRS
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REQUIRES
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REQUIRES_PRIVATE
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CONFLICTS
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CFLAGS
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LIBS
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LIBS_PRIVATE
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)
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cmake_parse_arguments(USER "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
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if (USER_UNPARSED_ARGUMENTS)
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message(FATAL_ERROR "Unknown keywords given to create_pkgconfig_file(): \"${USER_UNPARSED_ARGUMENTS}\"")
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endif()
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# Check for mandatory args. Abort if not set
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if (NOT DEFINED USER_PACKAGE_NAME)
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message(FATAL_ERROR "Required argument PACKAGE_NAME missing in generate_pkgconfig_file() call")
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else()
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set(_PKGCONFIG_PACKAGE_NAME "${USER_PACKAGE_NAME}")
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endif()
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if (NOT DEFINED USER_VERSION)
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message(FATAL_ERROR "Required argument VERSION missing in generate_pkgconfig_file() call")
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else()
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set(_PKGCONFIG_VERSION "${USER_VERSION}")
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endif()
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# Optional args
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if (NOT DEFINED USER_PREFIX)
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set(_PKGCONFIG_PREFIX "${CMAKE_INSTALL_PREFIX}")
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endif()
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if (NOT DEFINED USER_EXEC_PREFIX)
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set(_PKGCONFIG_EXEC_PREFIX "\${prefix}")
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endif()
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if (NOT DEFINED USER_INCLUDEDIR_PREFIX)
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set(_PKGCONFIG_INCLUDEDIR_PREFIX "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
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endif()
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if (NOT DEFINED USER_LIBDIR_PREFIX)
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set(_PKGCONFIG_LIBDIR_PREFIX "\${prefix}/${CMAKE_INSTALL_LIBDIR}")
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endif()
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if (NOT DEFINED USER_DESCRIPTIVE_NAME)
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set(_PKGCONFIG_DESCRIPTIVE_NAME "")
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else()
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set(_PKGCONFIG_DESCRIPTIVE_NAME "${USER_DESCRIPTIVE_NAME}")
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endif()
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if (DEFINED USER_INCLUDEDIRS)
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set(tmp "")
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foreach(dir ${USER_INCLUDEDIRS})
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if (NOT IS_ABSOLUTE "${dir}")
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list(APPEND tmp "-I\${includedir}/${dir}")
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endif()
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endforeach()
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string(REPLACE ";" " " _INCLUDEDIRS "${tmp}")
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endif()
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if (DEFINED USER_REQUIRES)
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string(REPLACE ";" ", " _PKGCONFIG_REQUIRES "${USER_REQUIRES}")
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endif()
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if (DEFINED USER_REQUIRES_PRIVATE)
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string(REPLACE ";" ", " _PKGCONFIG_REQUIRES_PRIVATE "${USER_REQUIRES_PRIVATE}")
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else()
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set(_PKGCONFIG_REQUIRES_PRIVATE "")
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endif()
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if (NOT DEFINED USER_CFLAGS)
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set(_PKGCONFIG_CFLAGS "-I\${includedir} ${_INCLUDEDIRS}")
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endif()
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if (NOT DEFINED USER_LIBS)
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set(_PKGCONFIG_LIBS "-L\${libdir}")
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else()
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set(tmp "-L\${libdir}")
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set(_libs "${USER_LIBS}")
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foreach(lib ${_libs})
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list(APPEND tmp "-l${lib}")
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endforeach()
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string(REPLACE ";" " " _PKGCONFIG_LIBS "${tmp}")
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endif()
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if (NOT DEFINED USER_LIBS_PRIVATE)
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set(PKGCONFIG_LIBS "-L\${libdir}")
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else()
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set(tmp "")
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set(_libs "${USER_LIBS_PRIVATE}")
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foreach(lib ${_libs})
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list(APPEND tmp "-l${lib}")
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endforeach()
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string(REPLACE ";" " " _PKGCONFIG_LIBS_PRIVATE "${tmp}")
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endif()
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if (DEFINED USER_DESCRIPTION)
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set(_PKGCONFIG_DESCRIPTION "${USER_DESCRIPTION}")
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else()
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set(_PKGCONFIG_DESCRIPTION "")
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endif()
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if (DEFINED USER_URL)
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set(_PKFCONFIG_URL "${USER_URL}")
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else()
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set(_PKGCONFIG_URL "")
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endif()
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if (NOT DEFINED USER_PATH)
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set(_PKGCONFIG_FILE "${PROJECT_BINARY_DIR}/${_PKGCONFIG_PACKAGE_NAME}.pc")
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else()
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if (IS_ABSOLUTE "${USER_PATH}")
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set(_PKGCONFIG_FILE "${USER_PATH}/${_PKGCONFIG_PACKAGE_NAME}.pc")
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else()
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set(_PKGCONFIG_FILE "${PROJECT_BINARY_DIR}/${USER_PATH}/${_PKGCONFIG_PACKAGE_NAME}.pc")
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endif()
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endif()
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# Write the .pc file
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FILE(WRITE "${_PKGCONFIG_FILE}"
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"# file generated by create_pkgconfig_file()\n"
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"prefix=${_PKGCONFIG_PREFIX}\n"
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"exec_prefix=${_PKGCONFIG_EXEC_PREFIX}\n"
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"libdir=${_PKGCONFIG_LIBDIR_PREFIX}\n"
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"includedir=${_PKGCONFIG_INCLUDEDIR_PREFIX}\n"
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"\n"
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"Name: ${_PKGCONFIG_DESCRIPTIVE_NAME}\n"
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)
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if (NOT "${_PKGCONFIG_DESCRIPTION}" STREQUAL "")
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FILE(APPEND ${_PKGCONFIG_FILE}
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"Description: ${_PKGCONFIG_DESCRIPTION}\n"
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)
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endif()
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if (NOT "${_PKGCONFIG_URL}" STREQUAL "")
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FILE(APPEND ${_PKGCONFIG_FILE} "URL: ${_PKGCONFIG_URL}\n")
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endif()
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FILE(APPEND ${_PKGCONFIG_FILE} "Version: ${_PKGCONFIG_VERSION}\n")
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if (NOT "${_PKGCONFIG_REQUIRES}" STREQUAL "")
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FILE(APPEND ${_PKGCONFIG_FILE} "Requires: ${_PKGCONFIG_REQUIRES}\n")
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endif()
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if (NOT "${_PKGCONFIG_REQUIRES_PRIVATE}" STREQUAL "")
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FILE(APPEND ${_PKGCONFIG_FILE}
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"Requires.private: ${_PKGCONFIG_REQUIRES_PRIVATE}\n"
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)
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endif()
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FILE(APPEND ${_PKGCONFIG_FILE}
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"Cflags: ${_PKGCONFIG_CFLAGS}\n"
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"Libs: ${_PKGCONFIG_LIBS}\n"
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)
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if (NOT "${_PKGCONFIG_LIBS_PRIVATE}" STREQUAL "")
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FILE(APPEND ${_PKGCONFIG_FILE}
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"Libs.private: ${_PKGCONFIG_REQUIRES_PRIVATE}\n"
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)
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endif()
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if (DEFINED USER_INSTALL)
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# FreeBSD loves to install files to different locations
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# http://www.freebsd.org/doc/handbook/dirstructure.html
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if(${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD")
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set(_PKGCONFIG_INSTALL_DESTINATION "libdata/pkgconfig")
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else()
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set(_PKGCONFIG_INSTALL_DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
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endif()
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# Make the COMPONENT an parameter ?
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install(FILES "${_PKGCONFIG_FILE}"
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DESTINATION "${_PKGCONFIG_INSTALL_DESTINATION}"
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COMPONENT Devel)
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endif()
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endfunction()
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