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cmake_minimum_required(VERSION 2.6)
include(CheckFunctionExists)
include(CheckSymbolExists)
PROJECT(ucode C)
ADD_DEFINITIONS(-Os -Wall -Werror --std=gnu99 -Wmissing-declarations -Wno-error=unused-variable -ffunction-sections -D_GNU_SOURCE)
OPTION(FS_SUPPORT "Filesystem plugin support" ON)
OPTION(MATH_SUPPORT "Math plugin support" ON)
OPTION(UBUS_SUPPORT "Ubus plugin support" ON)
OPTION(UCI_SUPPORT "UCI plugin support" ON)
SET(LIB_SEARCH_PATH "/usr/lib/ucode/*.so:/usr/share/ucode/*.uc:./*.so:./*.uc" CACHE STRING "Default library search path")
ADD_DEFINITIONS(-DLIB_SEARCH_PATH="${LIB_SEARCH_PATH}")
IF(NOT APPLE)
SET(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "-Wl,--gc-sections")
ENDIF()
find_library(json NAMES json-c json)
IF(DEBUG)
ADD_DEFINITIONS(-DDEBUG -g3 -O0)
ELSE()
ADD_DEFINITIONS(-DNDEBUG)
ENDIF()
INCLUDE(FindPkgConfig)
PKG_CHECK_MODULES(JSONC json-c json)
IF(JSONC_FOUND)
ADD_DEFINITIONS(-DJSONC)
INCLUDE_DIRECTORIES(${JSONC_INCLUDE_DIRS})
ENDIF()
ADD_CUSTOM_COMMAND(
OUTPUT contrib/lemon
DEPENDS contrib/lemon.c contrib/lempar.c
COMMAND gcc -o contrib/lemon contrib/lemon.c
COMMENT "Generating lemon parser generator"
)
ADD_CUSTOM_COMMAND(
OUTPUT parser.c
DEPENDS parser.y contrib/lemon
COMMAND ./contrib/lemon parser.y
COMMENT "Generating parser.c"
)
SET_PROPERTY(DIRECTORY APPEND PROPERTY ADDITIONAL_MAKE_CLEAN_FILES "lemon;parser.h;parser.out")
SET_SOURCE_FILES_PROPERTIES("parser.c" PROPERTIES GENERATED TRUE COMPILE_FLAGS -Wno-error=unused-but-set-variable)
ADD_EXECUTABLE(ucode main.c ast.c lexer.c parser.c eval.c lib.c)
TARGET_LINK_LIBRARIES(ucode ${json})
CHECK_FUNCTION_EXISTS(dlopen DLOPEN_FUNCTION_EXISTS)
IF (NOT DLOPEN_FUNCTION_EXISTS)
TARGET_LINK_LIBRARIES(ucode dl)
ENDIF()
SET(CMAKE_REQUIRED_LIBRARIES json-c)
CHECK_SYMBOL_EXISTS(json_object_array_shrink "json.h" HAVE_ARRAY_SHRINK)
IF(HAVE_ARRAY_SHRINK)
ADD_DEFINITIONS(-DHAVE_ARRAY_SHRINK)
ELSE()
CHECK_SYMBOL_EXISTS(json_object_array_shrink "json-c/json.h" HAVE_ARRAY_SHRINK2)
IF(HAVE_ARRAY_SHRINK2)
ADD_DEFINITIONS(-DHAVE_ARRAY_SHRINK)
ENDIF()
ENDIF()
UNSET(CMAKE_REQUIRED_LIBRARIES)
SET(LIBRARIES "")
IF(FS_SUPPORT)
SET(LIBRARIES ${LIBRARIES} fs_lib)
ADD_LIBRARY(fs_lib MODULE lib/fs.c)
SET_TARGET_PROPERTIES(fs_lib PROPERTIES OUTPUT_NAME lib/fs PREFIX "")
ENDIF()
IF(MATH_SUPPORT)
SET(LIBRARIES ${LIBRARIES} math_lib)
ADD_LIBRARY(math_lib MODULE lib/math.c)
SET_TARGET_PROPERTIES(math_lib PROPERTIES OUTPUT_NAME lib/math PREFIX "")
CHECK_FUNCTION_EXISTS(ceil CEIL_FUNCTION_EXISTS)
IF (NOT CEIL_FUNCTION_EXISTS)
TARGET_LINK_LIBRARIES(math_lib m)
ENDIF()
ENDIF()
IF(UBUS_SUPPORT)
SET(LIBRARIES ${LIBRARIES} ubus_lib)
ADD_LIBRARY(ubus_lib MODULE lib/ubus.c)
SET_TARGET_PROPERTIES(ubus_lib PROPERTIES OUTPUT_NAME lib/ubus PREFIX "")
TARGET_LINK_LIBRARIES(ubus_lib ubus blobmsg_json)
ENDIF()
IF(UCI_SUPPORT)
SET(LIBRARIES ${LIBRARIES} uci_lib)
ADD_LIBRARY(uci_lib MODULE lib/uci.c)
SET_TARGET_PROPERTIES(uci_lib PROPERTIES OUTPUT_NAME lib/uci PREFIX "")
TARGET_LINK_LIBRARIES(uci_lib uci)
ENDIF()
INSTALL(TARGETS ucode RUNTIME DESTINATION bin)
INSTALL(TARGETS ${LIBRARIES} LIBRARY DESTINATION lib/ucode)
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