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Add package configuration file to CPP version. #903

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Add package configuration file to CPP version. #903

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50 changes: 47 additions & 3 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@ IF ((CMAKE_VERSION VERSION_GREATER 3.1) OR
CMAKE_POLICY(SET CMP0054 NEW)
ENDIF ()

PROJECT (msgpack CXX)
PROJECT (msgpackcxx CXX)

FILE (READ ${CMAKE_CURRENT_SOURCE_DIR}/include/msgpack/version_master.hpp contents)
STRING (REGEX MATCH "#define MSGPACK_VERSION_MAJOR *([0-9a-zA-Z_]*)" NULL_OUT ${contents})
Expand Down Expand Up @@ -129,13 +129,19 @@ int main(int argc, char * argv[])

INCLUDE (Files.cmake)

ADD_LIBRARY (msgpackcxx INTERFACE)
ADD_LIBRARY (${PROJECT_NAME} INTERFACE)

TARGET_INCLUDE_DIRECTORIES (msgpackcxx
INTERFACE
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}/include>
$<INSTALL_INTERFACE:include>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
)

TARGET_LINK_LIBRARIES(${PROJECT_NAME}
INTERFACE
Boost::system
ZLIB::ZLIB
)

# enable regression testing
Expand Down Expand Up @@ -185,6 +191,44 @@ IF (MSGPACK_BUILD_EXAMPLES)
ADD_SUBDIRECTORY (example)
ENDIF ()

INCLUDE(GNUInstallDirs)
SET (CMAKE_INSTALL_CMAKEDIR "${CMAKE_INSTALL_DATAROOTDIR}/${PROJECT_NAME}/cmake")

SET(CONFIG_FILENAME "${PROJECT_NAME}-config.cmake")
SET(CONFIG_VERSION_FILENAME "${PROJECT_NAME}-config-version.cmake")

INSTALL (
TARGETS ${PROJECT_NAME}
EXPORT ${PROJECT_NAME}_Targets
)

INCLUDE(CMakePackageConfigHelpers)
WRITE_BASIC_PACKAGE_VERSION_FILE (
"${CONFIG_VERSION_FILENAME}"
VERSION ${VERSION}
COMPATIBILITY SameMajorVersion
)

CONFIGURE_PACKAGE_CONFIG_FILE ("${CMAKE_CURRENT_SOURCE_DIR}/cmake/${CONFIG_FILENAME}.in"
"${CONFIG_FILENAME}"
INSTALL_DESTINATION "${CMAKE_INSTALL_CMAKEDIR}"
)

INSTALL (EXPORT ${PROJECT_NAME}_Targets
FILE
"${PROJECT_NAME}-targets.cmake"
DESTINATION
"${CMAKE_INSTALL_CMAKEDIR}"
)

INSTALL(
FILES
"${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_FILENAME}"
"${CMAKE_CURRENT_BINARY_DIR}/${CONFIG_VERSION_FILENAME}"
DESTINATION
"${CMAKE_INSTALL_CMAKEDIR}"
)

FOREACH (file ${msgpackc_HEADERS})
GET_FILENAME_COMPONENT (dir ${file} PATH)
INSTALL (FILES ${file} DESTINATION ${CMAKE_INSTALL_PREFIX}/${dir})
Expand Down
19 changes: 19 additions & 0 deletions cmake/msgpackcxx-config.cmake.in
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Original file line number Diff line number Diff line change
@@ -0,0 +1,19 @@
#.rst:
# msgpack
# -------
#
# The following import targets are created
#
# ::
#
# msgpackcppcxx
#

@PACKAGE_INIT@

include(CMakeFindDependencyMacro)
find_dependency(ZLIB)
find_dependency(Boost COMPONENTS system)

include("${CMAKE_CURRENT_LIST_DIR}/@PROJECT_NAME@-targets.cmake")
check_required_components(msgpackcxx)