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# from https://github.com/csound/plugins : common CMake operations
cmake_minimum_required(VERSION 2.8.12)
project(Csound-plugins)
if (${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang")
set(CMAKE_COMPILER_IS_CLANG 1)
endif()
# C++11 needed
if(NOT MSVC)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
endif()
set(APIVERSION "6.0")
set(CMAKE_MACOSX_RPATH 1)
set(CMAKE_VERBOSE_MAKEFILE ON)
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules/")
include(TestBigEndian)
include(CheckFunctionExists)
include(CheckCCompilerFlag)
include(CheckCXXCompilerFlag)
### COMPILER OPTIMIZATION FLAGS
option(USE_COMPILER_OPTIMIZATIONS "Use the default Csound compiler optimization flags" ON)
if(USE_COMPILER_OPTIMIZATIONS)
include(${CMAKE_SOURCE_DIR}/cmake/CompilerOptimizations.cmake)
endif()
if(APPLE)
set(OSX_VERSION " ")
endif()
## USER OPTIONS ##
# Optional targets, they should all default to ON (check_deps will disable them if not possible to build)
option(USE_DOUBLE "Set to use double-precision floating point for audio samples." ON)
option(USE_LRINT "Use lrint/lrintf for converting floating point values to integers." ON)
option(BUILD_RELEASE "Build for release" ON)
option(USE_GIT_COMMIT "Show the git commit in version information" ON)
# in Release configuration, set NDEBUG
if(${CMAKE_BUILD_TYPE} MATCHES "Release")
message("-----> Release mode")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DNDEBUG")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DNDEBUG")
elseif(${CMAKE_BUILD_TYPE} MATCHES "Debug")
message("-----> Debug mode")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DBETA")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DBETA")
endif()
# set -Werror if in Debug configuration
if(NOT MSVC AND NOT WASM)
set(CMAKE_CXX_FLAGS_RELEASE "-O3 ")
set(CMAKE_C_FLAGS_RELEASE "-O3 ")
if(${CMAKE_BUILD_TYPE} MATCHES "Debug")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Werror -Wno-missing-field-initializers")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Werror -Wno-missing-field-initializers")
endif()
endif()
if(CMAKE_SYSTEM_NAME MATCHES "Linux")
set(LINUX YES)
else()
set(LINUX NO)
endif()
set(BUILD_DIR ${CMAKE_CURRENT_BINARY_DIR})
check_c_compiler_flag(-fvisibility=hidden HAS_VISIBILITY_HIDDEN)
check_cxx_compiler_flag(-fvisibility=hidden HAS_CXX_VISIBILITY_HIDDEN)
if (HAS_VISIBILITY_HIDDEN)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fvisibility=hidden")
endif()
if (HAS_CXX_VISIBILITY_HIDDEN)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden")
endif()
check_c_compiler_flag(-std=gnu99 HAS_GNU99)
if (HAS_GNU99)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99")
endif()
if (HAS_CXX_VISIBILITY_HIDDEN)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden")
endif()
find_package(Csound)
option(USE_LIB64 "Set to on to set installation directory for libraries to lib64" OFF)
if(USE_LIB64)
set(LIBRARY_INSTALL_DIR "lib64")
add_definitions("-DLIB64")
else()
set(LIBRARY_INSTALL_DIR "lib")
endif()
message(STATUS "LIBRARY INSTALL DIR: ${LIBRARY_INSTALL_DIR}")
if(USE_DOUBLE)
message(STATUS "Building with 64-bit floats")
set(PLUGIN_INSTALL_DIR "${LIBRARY_INSTALL_DIR}/csound/plugins64-${APIVERSION}")
if(APPLE)
set(PLUGIN_INSTALL_DIR "${CS_FRAMEWORK_DEST}/${CSOUNDLIB}.framework/Versions/${APIVERSION}/Resources/Opcodes64")
endif()
else()
message(STATUS "Building with 32-bit floats")
set(PLUGIN_INSTALL_DIR "${LIBRARY_INSTALL_DIR}/csound/plugins-${APIVERSION}")
if(APPLE)
set(PLUGIN_INSTALL_DIR "${CS_FRAMEWORK_DEST}/${CSOUNDLIB}.framework/Versions/${APIVERSION}/Resources/Opcodes")
endif()
endif()
# Checks if dependencies for an enabled target are fulfilled.
# If FAIL_MISSING is true and the dependencies are not fulfilled,
# it will abort the cmake run.
# If FAIL_MISSING is false, it will set the option to OFF.
# If the target is not enabled, it will do nothing.
# example: check_deps(BUILD_NEW_PARSER FLEX_EXECUTABLE BISON_EXECUTABLE)
function(check_deps option)
if(${option})
set(i 1)
while( ${i} LESS ${ARGC} )
set(dep ${ARGV${i}})
if(NOT ${dep})
if(FAIL_MISSING)
message(FATAL_ERROR
"${option} is enabled, but ${dep}=\"${${dep}}\"")
else()
message(STATUS "${dep}=\"${${dep}}\", so disabling ${option}")
set(${option} OFF PARENT_SCOPE)
# Set it in the local scope too
set(${option} OFF)
endif()
endif()
math(EXPR i "${i}+1")
endwhile()
endif()
if(${option})
message(STATUS "${option} is enabled.")
else()
message(STATUS "${option} is disabled.")
endif()
endfunction(check_deps)
# Utility function to make plugins. All plugin targets should use this as it
# sets up output directory set in top-level CmakeLists.txt
# and adds the appropriate install target
#
# libname - name of library to produce
# srcs - list of src files (must be quoted if a list)
# extralibs (OPTIONAL) - extra libraries to link the plugin to
#
# NB - this was moved here as it needs some VARS defined above
# for setting up the framework
function(make_plugin libname srcs)
if(APPLE)
add_library(${libname} SHARED ${srcs})
else()
add_library(${libname} MODULE ${srcs})
endif()
set(i 2)
while( ${i} LESS ${ARGC} )
target_link_libraries(${libname} ${ARGV${i}})
math(EXPR i "${i}+1")
endwhile()
set_target_properties(${libname} PROPERTIES
RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
LIBRARY_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
install(TARGETS ${libname}
LIBRARY DESTINATION "${PLUGIN_INSTALL_DIR}"
ARCHIVE DESTINATION "${PLUGIN_INSTALL_DIR}" )
endfunction(make_plugin)
# Linux does not have a separate libintl, it is part of libc
set(LIBINTL_AVAIL (LIBINTL_LIBRARY OR LINUX))
if(LINUX)
message(STATUS "Building on Linux.")
add_definitions(-DLINUX -DPIPES -D_GNU_SOURCE -DHAVE_SOCKETS)
list(APPEND libcsound_LIBS ${MATH_LIBRARY} dl)
endif()
if(APPLE AND NOT IOS)
message(STATUS "Building on OSX")
add_definitions(-DMACOSX -DPIPES -DNO_FLTK_THREADS -DHAVE_SOCKETS)
find_library(ACCELERATE_LIBRARY Accelerate)
find_path(VECLIB_PATH "Accelerate/Accelerate.h")
include_directories(${VECLIB_PATH})
list(APPEND libcsound_LIBS ${MATH_LIBRARY} dl ${ACCELERATE_LIBRARY})
endif()
if(WIN32)
add_definitions(-DWIN32)
endif()
include(Plugin.cmake)
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