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Create -config and -configversion files so find_package in other

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CMake-using applications works to include websocketpp. Also, a lot of
cleanup.
This commit is contained in:
Jeff Mitchell
2013-05-15 08:23:37 -04:00
parent f3faf404dd
commit 980fa8db67
5 changed files with 61 additions and 12 deletions
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1
.gitignore vendored
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@@ -72,6 +72,7 @@ examples/wsperf/wsperf
.sconsign.dblite
build/
doxygen/
examples/wsperf/wsperf_client
*.out

49
CMakeLists.txt
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@@ -6,7 +6,28 @@ project (websocketpp)
# Minimum cmake requirement. We should require a quite recent
# cmake for the dependency find macros etc. to be up to date.
cmake_minimum_required (VERSION 2.5)
cmake_minimum_required (VERSION 2.6)
set (WEBSOCKETPP_MAJOR_VERSION 0)
set (WEBSOCKETPP_MINOR_VERSION 2)
set (WEBSOCKETPP_PATCH_VERSION 99)
set (WEBSOCKETPP_VERSION ${WEBSOCKETPP_MAJOR_VERSION}.${WEBSOCKETPP_MINOR_VERSION}.${WEBSOCKETPP_PATCH_VERSION})
set(INSTALL_INCLUDE_DIR include CACHE PATH "Installation directory for header files")
if (WIN32 AND NOT CYGWIN)
set (DEF_INSTALL_CMAKE_DIR cmake)
else ()
set (DEF_INSTALL_CMAKE_DIR lib/cmake/websocketpp)
endif ()
set (INSTALL_CMAKE_DIR ${DEF_INSTALL_CMAKE_DIR} CACHE PATH "Installation directory for CMake files")
# Make relative paths absolute (needed later on)
foreach (p INCLUDE CMAKE)
set (var INSTALL_${p}_DIR)
if (NOT IS_ABSOLUTE "${${var}}")
set (${var} "${CMAKE_INSTALL_PREFIX}/${${var}}")
endif ()
endforeach ()
# Set CMake library search policy
if (COMMAND cmake_policy)
@@ -24,24 +45,24 @@ include (CMakeHelpers)
############ Paths
set (WEBSOCKETPP_ROOT ${CMAKE_CURRENT_SOURCE_DIR})
set (WEBSOCKETPP_BIN ${WEBSOCKETPP_ROOT}/bin)
set (WEBSOCKETPP_LIB ${WEBSOCKETPP_ROOT}/lib)
set (WEBSOCKETPP_INCLUDE ${WEBSOCKETPP_ROOT}/websocketpp)
set (WEBSOCKETPP_PREFIX ${WEBSOCKETPP_ROOT}/build)
set (WEBSOCKETPP_BUILD_ROOT ${CMAKE_CURRENT_BINARY_DIR})
set (WEBSOCKETPP_BIN ${WEBSOCKETPP_BUILD_ROOT}/bin)
set (WEBSOCKETPP_LIB ${WEBSOCKETPP_BUILD_ROOT}/lib)
# CMake install step prefix. I assume linux users want the prefix to
# CMake install step prefix. I assume linux users want the prefix to
# be the default /usr or /usr/local so this is only adjusted on Windows.
# - Windows: Build the INSTALL project in your solution file.
# - Linux/OSX: make install.
if (MSVC)
set (CMAKE_INSTALL_PREFIX ${WEBSOCKETPP_PREFIX})
set (CMAKE_INSTALL_PREFIX "${WEBSOCKETPP_ROOT}/install")
endif ()
############ Build customization
# Override from command line "CMake -D<OPTION>=TRUE/FALSE/0/1"
# Override from command line "CMake -D<OPTION>=TRUE/FALSE/0/1/ON/OFF"
option (ENABLE_CPP11 "Build websocketpp with CPP11 features enabled." TRUE)
option (BUILD_EXAMPLES "Build websocketpp examples." TRUE)
option (BUILD_EXAMPLES "Build websocketpp examples." FALSE)
option (BUILD_TESTS "Build websocketpp tests." FALSE)
if (BUILD_TESTS OR BUILD_EXAMPLES)
@@ -202,3 +223,15 @@ if (BUILD_TESTS)
endif ()
print_used_build_config()
export (PACKAGE websocketpp)
configure_file (websocketpp-config.cmake.in "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/websocketpp-config.cmake" @ONLY)
configure_file (websocketpp-configversion.cmake.in "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/websocketpp-configversion.cmake" @ONLY)
# Install the websocketpp-config.cmake and websocketpp-configversion.cmake
install (FILES
"${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/websocketpp-config.cmake"
"${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/websocketpp-configversion.cmake"
DESTINATION "${INSTALL_CMAKE_DIR}" COMPONENT dev)

6
examples/CMakeLists.txt
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@@ -1,7 +1,5 @@
# Roams all subdirs for CMakeLists.txt
list_subdirectories(SUBDIRS ${CMAKE_CURRENT_SOURCE_DIR})
foreach (SUBDIR ${SUBDIRS})
file (GLOB SDIRS RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} *)
foreach (SUBDIR ${SDIRS})
if (EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/${SUBDIR}/CMakeLists.txt")
add_subdirectory (${SUBDIR})
endif ()

6
websocketpp-config.cmake.in Normal file
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@@ -0,0 +1,6 @@
# - Config file for the websocketpp package
# It defines the following variables
# WEBSOCKETPP_INCLUDE_DIR - include directories
# Compute paths
set(WEBSOCKETPP_INCLUDE_DIR "@INSTALL_INCLUDE_DIR@")

11
websocketpp-configversion.cmake.in Normal file
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@@ -0,0 +1,11 @@
set(PACKAGE_VERSION "@WEBSOCKETPP_VERSION@")
# Check whether the requested PACKAGE_FIND_VERSION is compatible
if("${PACKAGE_VERSION}" VERSION_LESS "${PACKAGE_FIND_VERSION}")
set(PACKAGE_VERSION_COMPATIBLE FALSE)
else()
set(PACKAGE_VERSION_COMPATIBLE TRUE)
if ("${PACKAGE_VERSION}" VERSION_EQUAL "${PACKAGE_FIND_VERSION}")
set(PACKAGE_VERSION_EXACT TRUE)
endif()
endif()