diff options
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 199 |
1 files changed, 92 insertions, 107 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 752222db0..ee97ad8b4 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -1,124 +1,109 @@ -# -# Cmake build system for muby by [email protected], 2012. -# Released under the same license as mruby. -# -# NOTE: the original Makefile build system had a few hacks in them, -# whch I didn't duplicate. In stead the build logic is like this: -# 1) First libritevm_object is built -# 2) From this libritevm_static.a is built. -# 2) Then mrbc is built and linked with libritevm_static.a . -# 4) Then libmrblib_object is builtfrom are built from the rb files in -# the mrblib subdirectory -# 5) Then libmrblib_object & libritevm_object are linked together into -# a single library libmrubylib_static.a -# 6) Finally, mruby is built and linked with libmrubylib_static.a -# -# As a result, applications that embed mruby will have to link against -# libmrubylib_static.a only.. -# -# TODO: make this work on windows too, support build options to generate -# mrbconf.h, etc... +# CMake build system for mruby +# License: released under the same license as mruby +# Author: [email protected] +# Author: [email protected] # +# Usage example: +# 1. Ensure CMake, Bison, and a build toolchain are on `PATH` +# 2. Change to a build directory outside source tree, eg - `build` subdir +# 3. Create build Makefiles or project files. +# `cmake ..` (UNIX-like system) +# `cmake -G "MSYS Makefiles" ..` +# `cmake -G "Visual Studio 10" ..` +# `cmake -G "NMake Makefiles" ..` +# ** to cross-compile: add -DCMAKE_TOOLCHAIN_FILE=/path/to/toolchain/file +# ** to set install dir: add -DCMAKE_INSTALL_PREFIX=/path/to/installdir +# 4a. Build: `make` (to make noisy, add `VERBOSE=1`) +# 4b. Build and test: `make all test` +# 4c. Build, test, and install: `make all test install` +# 4d. Build, test, and package: `make all test package` -# Setup -# Need at least cmake version 2.8.8 cmake_minimum_required(VERSION 2.8.8 FATAL_ERROR) + +# Default build mode is Release With Debug Info unless specified +if(NOT CMAKE_BUILD_TYPE) + set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING + "Choose build type: empty Debug Release RelWithDebInfo MinSizeRel" + FORCE) + message(STATUS "Build type not set, defaulting to 'RelWithDebInfo'") +endif() + +project(mruby C) + +# TODO stop polluting source tree with CMakeFiles/ and CMakeCache.txt +# on build location check failure +# Make sure we are not trying to generate in in-tree build unless building +# with a MSVC IDE where it's OK. +if(CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT MSVC_IDE) + message(FATAL_ERROR + "\nIn-source builds are not allowed as CMake would overwrite the " + "Makefiles distributed with mruby. Please change to the 'build' " + "subdirectory and run CMake from there.") +endif() + if(COMMAND cmake_policy) - cmake_policy(SET CMP0003 NEW) - cmake_policy(SET CMP0015 NEW) + cmake_policy(SET CMP0003 NEW) # don't split absolute link paths + cmake_policy(SET CMP0012 NEW) # recognize number & boolean literals + cmake_policy(SET CMP0015 NEW) # convert relative link paths to absolute endif(COMMAND cmake_policy) -# Set the project name, we use only plain C. -project(MRUBY C) - -# C compiler flags. -set(CMAKE_C_FLAGS "-Wall -g") -# should use -O3 if it's a release build.bin/mrb +# Match original Makefile's default in-tree install. +if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT) + set(CMAKE_INSTALL_PREFIX ${CMAKE_SOURCE_DIR} CACHE PATH + "Install path prefix prepended to install directories." + FORCE + ) +endif() +# TODO refactor to use an option when adding shared lib support +set(BUILD_SHARED_LIBS OFF) # Version of mruby, useful for versoning .so and .dll files. -set(MRUBY_VERSION 1.0.0) +# TODO automate by parsing src/version.h -or- extract git info? +set(MRUBY_VERSION 1.0.0dev) string(REGEX MATCH "^[0-9]+[.][0-9]+" MRUBY_SOVERSION ${MRUBY_VERSION}) string(REPLACE "." "" MRUBY_DLL_SHORTVER ${MRUBY_SOVERSION}) -# Search in the `cmake' directory for additional CMake modules if needed. -list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake) +# Search in the `cmake` directory for custom CMake helper modules. +list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/modules") +include(IntrospectSystem) # Search for C header files in these directories. -include_directories(${CMAKE_SOURCE_DIR}/include ${CMAKE_SOURCE_DIR}/src) - -# Search for libaries too link tools with here: -link_directories("lib") -link_directories("mrblib") - -# put binaries that get built in bin -set(LIBRARY_OUTPUT_PATH ${CMAKE_BINARY_DIR}/bin) -# Put libraries that get built into `lib'. -set(LIBRARY_OUTPUT_PATH ${CMAKE_BINARY_DIR}/lib) - -if(NOT IPHONE) -option(SHARED "Build shared libraries" on) -set(BUILD_SHARED_LIBS ${SHARED}) # actual CMake variable -endif(NOT IPHONE) +include_directories("${CMAKE_SOURCE_DIR}/include" "${CMAKE_SOURCE_DIR}/src") +# TODO re-enable (and implement) if needed # On some 64-bit platforms, libraries should be installed into `lib64' # instead of `lib'. Set this to 64 to do that. -set(LIB_SUFFIX "" CACHE STRING "Suffix for 'lib' directories, e.g. '64'") - -set(FRAMEWORK_INSTALL_PREFIX "/Library/Frameworks" CACHE STRING - "Directory in which to install Mac OS X frameworks") - -# Options (none yet). - -# Set up compilers. - -include(CheckCSourceCompiles) - -# Begin tests - -include(CheckFunctionExists) -include(CheckIncludeFiles) -include(CheckLibraryExists) -include(CheckSymbolExists) -include(CheckTypeSize) -include(FindPkgConfig) -include(TestBigEndian) - - -# lib Libraries that mruby uses itself (just libm) -set(MRUBY_LIBS m) - -# Compile the sources to make libritevm -add_subdirectory("src") - -# compile the compiler tool -add_subdirectory("tools/mrbc") - -# compile libmrblib -add_subdirectory("mrblib") - -# generate final library -add_library(mrubylib_static STATIC - $<TARGET_OBJECTS:ritevm_object> $<TARGET_OBJECTS:mrblib_object>) -add_library(mrubylib SHARED - $<TARGET_OBJECTS:ritevm_object> $<TARGET_OBJECTS:mrblib_object>) - -install(TARGETS mrubylib mrubylib_static - LIBRARY DESTINATION lib - ARCHIVE DESTINATION lib) - -# compile the interpreter tool -add_subdirectory("tools/mruby") - -# for make install, install the header files -install(FILES include/mruby.h DESTINATION include) -install(FILES include/mrbconf.h DESTINATION include) -install(DIRECTORY include/mruby DESTINATION include) -# For now, also install header files in src dir to ${PREFIX}include/mruby -file(GLOB SRC_HEADERS src/*.h) -install (FILES ${SRC_HEADERS} DESTINATION include/mruby) - - - - - +#set(LIB_SUFFIX "" CACHE STRING "Suffix for 'lib' directories, e.g. '64'") + +# build the components +add_subdirectory(src) +add_subdirectory(mrblib) +add_subdirectory(tools) +add_subdirectory(test) + +# install the header files +install(FILES include/mruby.h DESTINATION include) +install(FILES include/mrbconf.h DESTINATION include) +install(DIRECTORY include/mruby DESTINATION include FILES_MATCHING PATTERN "*.h") + +# TODO refactor once proper versioning scheme implemented +# archive packaging +set(CPACK_GENERATOR "TGZ;ZIP") +string(TOLOWER ${CMAKE_SYSTEM_NAME} MRUBY_HOST) +if(CMAKE_C_COMPILER_VERSION) + string(REPLACE "." "" MRUBY_GCC_VERSION ${CMAKE_C_COMPILER_VERSION}) +endif() + +# TODO add build info suffix for non-Windows builds? +if(MINGW) + set(MRUBY_BUILD "-mingw${MRUBY_GCC_VERSION}") +elseif(MSVC) + set(MRUBY_BUILD "-msvc${MSVC_VERSION}") +endif() +set(CPACK_PACKAGE_FILE_NAME + "${CMAKE_PROJECT_NAME}-${MRUBY_VERSION}-${MRUBY_HOST}${MRUBY_BUILD}" + ) +include(CPack) + +# vim: ts=2 sts=2 sw=2 et |