CMakeLists.txt

cmake_minimum_required(VERSION 2.8)
project(zimg)

set(PROJECT_MAJOR_VERSION 1)
set(PROJECT_MINOR_VERSION 0)
set(PROJECT_PATCH_VERSION 0)

set (PROJECT_VERSION ${PROJECT_MAJOR_VERSION}.${PROJECT_MINOR_VERSION}.${PROJECT_PATCH_VERSION})
set (CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/CMakeModules)

INCLUDE (CheckFunctionExists)
INCLUDE (CheckIncludeFiles)
INCLUDE (CheckTypeSize)

CHECK_FUNCTION_EXISTS(alloca  C_ALLOCA)
CHECK_FUNCTION_EXISTS(memcmp  HAVE_MEMCMP)
CHECK_FUNCTION_EXISTS(strndup HAVE_STRNDUP)
CHECK_FUNCTION_EXISTS(strnlen HAVE_STRNLEN)

CHECK_INCLUDE_FILES(alloca.h HAVE_ALLOCA_H)
CHECK_INCLUDE_FILES(strings.h HAVE_STRINGS_H)
CHECK_INCLUDE_FILES(string.h HAVE_STRING_H)
CHECK_INCLUDE_FILES(stdlib.h HAVE_STDLIB_H)
CHECK_INCLUDE_FILES(sys/time.h HAVE_SYS_TIME_H)
CHECK_INCLUDE_FILES(sys/times.h HAVE_SYS_TIMES_H)
CHECK_INCLUDE_FILES(unistd.h HAVE_UNISTD_H)
CHECK_INCLUDE_FILES(memory.h HAVE_MEMORY_H)
CHECK_INCLUDE_FILES(stdarg.h HAVE_STDARG_PROTOTYPES)
CHECK_INCLUDE_FILES(sys/tree.h HAVE_SYS_TREE)
CHECK_INCLUDE_FILES(sys/queue.h HAVE_SYS_QUEUE)
CHECK_INCLUDE_FILES(sys/un.h HAVE_SYS_UN)

CHECK_TYPE_SIZE("int" SIZEOF_INT)
CHECK_TYPE_SIZE("long" SIZEOF_LONG)
CHECK_TYPE_SIZE("short" SIZEOF_SHORT)

if (NOT HAVE_STRNDUP)
	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DNO_STRNDUP")
endif(NOT HAVE_STRNDUP)

if (NOT HAVE_STRNLEN)
	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DNO_STRNLEN")
endif(NOT HAVE_STRNLEN)

if (NOT HAVE_SYS_UN)
	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DNO_SYS_UN")
endif(NOT HAVE_SYS_UN)

# -DEVHTP_DISABLE_SSL:STRING=ON
OPTION(EVHTP_DISABLE_SSL       "Disable ssl support"      OFF)

# -DEVHTP_DISABLE_EVTHR:STRING=ON
OPTION(EVHTP_DISABLE_EVTHR     "Disable evthread support" OFF)

# -DEVHTP_DISABLE_REGEX:STRING=ON
OPTION(EVHTP_DIABLE_REGEX      "Disable regex support"    OFF)

# -DEVHTP_BUILD_SHARED:STRING=ON
OPTION(EVHTP_BUILD_SHARED      "Build shared library too" OFF)

# -DEVHTP_USE_DEFER_ACCEPT:STRING=ON
OPTION(EVHTP_USE_DEFER_ACCEPT  "Enable TCP_DEFER_ACCEPT"  OFF) 

if (EVHTP_USE_DEFER_ACCEPT)
	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DUSE_DEFER_ACCEPT")
endif(EVHTP_USE_DEFER_ACCEPT)

SET(CMAKE_INCLUDE_CURRENT_DIR ON)

include(BaseConfig)

message("Build Type: ${CMAKE_BUILD_TYPE}")
message("Std CFLAGS: ${CMAKE_C_FLAGS}")
message("Dbg CFLAGS: ${CMAKE_C_FLAGS_DEBUG}")
message("Rel CFLAGS: ${CMAKE_C_FLAGS_RELEASE}")

find_package(LibEvent REQUIRED)
find_package(OpenSSL)
find_package(ImageMagick COMPONENTS MagickWand REQUIRED)
find_package(LibMemcached REQUIRED)
find_package(libevhtp REQUIRED)

find_path(LIBEVENT_INCLUDE_DIR event2/event.h REQUIRED)

if (NOT OPENSSL_FOUND)
	message("Diabling SSL")
	set (EVHTP_DISABLE_SSL ON)
	set (OPENSSL_CRYPTO_LIBRARY "")
	set (OPENSSL_INCLUDE_DIR "")
	set (OPENSSL_LIBRARIES "")
	set (LIBEVENT_OPENSSL_LIBRARY "")
endif()


include_directories(
	${CMAKE_CURRENT_SOURCE_DIR}
	${OPENSSL_INCLUDE_DIR}
	${LIBEVENT_INCLUDE_DIR}
    ${LIBEVHTP_INCLUDE_DIR}
    ${ImageMagick_INCLUDE_DIRS}
    ${LIBMEMCACHED_INCLUDE_DIR}
)

set(ZIMG_EXTERNAL_LIBS
        ${LIBEVENT_LIBRARY}
		${LIBEVENT_LIBRARY}
		${LIBEVENT_PTHREADS_LIBRARY}
		${LIBEVENT_OPENSSL_LIBRARY}
		${OPENSSL_LIBRARIES}
        ${ImageMagick_MagickWand_LIBRARY}
        ${LIBEVHTP_LIBRARY}
        ${LIBMEMCACHED_LIBRARY}
)

if (NOT ${LIBEVENT_PTHREADS_FOUND})
	set(EVHTP_DISABLE_EVTHR 1)
endif(NOT ${LIBEVENT_PTHREADS_FOUND})

if (NOT ${LIBEVENT_OPENSSL_FOUND})
	set (EVHTP_DISABLE_SSL 1)
endif(NOT ${LIBEVENT_OPENSSL_FOUND})

set(ZIMG_SOURCES zhttpd.c zspinlock.c zlog.c zmd5.c zutil.c zcache.c zimg.c main.c)

if (NOT EVHTP_DISABLE_EVTHR)
	set (ZIMG_EXTERNAL_LIBS ${ZIMG_EXTERNAL_LIBS} pthread)
endif(NOT EVHTP_DISABLE_EVTHR)

if (NOT ${CMAKE_BUILD_TYPE} STREQUAL "Debug")
  set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DNDEBUG")
endif (NOT ${CMAKE_BUILD_TYPE} STREQUAL "Debug")

if (EVHTP_DISABLE_SSL)
	set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DEVHTP_DISABLE_SSL")
endif()

set(CMAKE_EXE_LINKER_FLAGS "-L/usr/lib")
add_executable(zimg ${ZIMG_SOURCES})
target_link_libraries(zimg ${ZIMG_EXTERNAL_LIBS})