108 lines
		
	
	
	
		
			4 KiB
		
	
	
	
		
			CMake
		
	
	
	
	
	
			
		
		
	
	
			108 lines
		
	
	
	
		
			4 KiB
		
	
	
	
		
			CMake
		
	
	
	
	
	
# - Try to find Boehm GC
 | 
						|
#   Once done, this will define
 | 
						|
#
 | 
						|
#   BOEHM_GC_FOUND - system has Boehm GC
 | 
						|
#   BOEHM_GC_INCLUDE_DIR - the Boehm GC include directories
 | 
						|
#   BOEHM_GC_LIBRARIES - link these to use Boehm GC
 | 
						|
# 
 | 
						|
#   Copyright (c) 2010-2015  Takashi Kato <ktakashi@ymail.com>
 | 
						|
# 
 | 
						|
#   Redistribution and use in source and binary forms, with or without
 | 
						|
#   modification, are permitted provided that the following conditions
 | 
						|
#   are met:
 | 
						|
# 
 | 
						|
#   1. Redistributions of source code must retain the above copyright
 | 
						|
#      notice, this list of conditions and the following disclaimer.
 | 
						|
# 
 | 
						|
#   2. Redistributions in binary form must reproduce the above copyright
 | 
						|
#      notice, this list of conditions and the following disclaimer in the
 | 
						|
#      documentation and/or other materials provided with the distribution.
 | 
						|
# 
 | 
						|
#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 | 
						|
#   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 | 
						|
#   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 | 
						|
#   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 | 
						|
#   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 | 
						|
#   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
 | 
						|
#   TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 | 
						|
#   PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 | 
						|
#   LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 | 
						|
#   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 | 
						|
#   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 | 
						|
# 
 | 
						|
#  $Id: $
 | 
						|
# 
 | 
						|
 | 
						|
# CMake module to find Boehm GC
 | 
						|
 | 
						|
# use pkg-config if available
 | 
						|
FIND_PACKAGE(PkgConfig)
 | 
						|
PKG_CHECK_MODULES(PC_BDW_GC QUIET bdw-gc)
 | 
						|
 | 
						|
# try newer one first in case of gc.h is overwritten.
 | 
						|
FIND_PATH(BOEHM_GC_INCLUDE_DIR gc/gc.h
 | 
						|
  HINTS ${PC_BDW_GC_INCLUDEDIR} ${PC_BDW_GC_INCLUDE_DIRS})
 | 
						|
 | 
						|
IF (NOT BOEHM_GC_INCLUDE_DIR)
 | 
						|
  FIND_PATH(BOEHM_GC_INCLUDE_DIR gc.h
 | 
						|
    HINTS ${PC_BDW_GC_INCLUDEDIR} ${PC_BDW_GC_INCLUDE_DIRS})
 | 
						|
  IF (BOEHM_GC_INCLUDE_DIR)
 | 
						|
    SET(HAVE_GC_H TRUE)
 | 
						|
  ENDIF()
 | 
						|
ELSE()
 | 
						|
  SET(HAVE_GC_GC_H TRUE)
 | 
						|
ENDIF()
 | 
						|
 | 
						|
# For FreeBSD we need to use gc-threaded
 | 
						|
IF (${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD")
 | 
						|
  # checks if 'gc' supports 'GC_get_parallel' and if it does
 | 
						|
  # then use it
 | 
						|
  INCLUDE(${CMAKE_ROOT}/Modules/CheckCSourceCompiles.cmake)
 | 
						|
  # not sure if this links properly...
 | 
						|
  FIND_LIBRARY(BOEHM_GC_LIBRARIES NAMES gc
 | 
						|
    HINTS ${PC_BDW_GC_LIBDIR} ${PC_BDW_GC_LIBRARY_DIRS})
 | 
						|
  MESSAGE(STATUS "GC library ${BOEHM_GC_LIBRARIES}")
 | 
						|
  SET(CMAKE_REQUIRED_LIBRARIES "gc")
 | 
						|
  SET(CMAKE_REQUIRED_DEFINITIONS "-DGC_THREADS")
 | 
						|
  SET(CMAKE_REQUIRED_INCLUDES "${BOEHM_GC_INCLUDE_DIR}")
 | 
						|
  SET(CMAKE_REQUIRED_FLAGS "-L${PC_BDW_GC_LIBRARY_DIRS}")
 | 
						|
  MESSAGE(STATUS "Boehm GC include dir: ${CMAKE_REQUIRED_INCLUDES}")
 | 
						|
  CHECK_C_SOURCE_RUNS(
 | 
						|
    "#include <gc.h>
 | 
						|
int main() {
 | 
						|
int i= GC_get_parallel();
 | 
						|
return 0;
 | 
						|
}
 | 
						|
" GC_GET_PARALLEL_WORKS)
 | 
						|
  IF (NOT GC_GET_PARALLEL_WORKS)
 | 
						|
    MESSAGE(STATUS "Try gc-threaded")
 | 
						|
 | 
						|
    # bdw-gc-threaded is the proper name for FreeBSD pkg-config
 | 
						|
    PKG_CHECK_MODULES(PC_BDW_GC_THREADED bdw-gc-threaded)
 | 
						|
    FIND_LIBRARY(BOEHM_GC_THREADED_LIBRARIES NAMES gc-threaded
 | 
						|
      HINTS ${PC_BDW_GC_THREADED_LIBDIR} ${PC_BDW_GC_THREADED_THREADED_DIRS})
 | 
						|
 | 
						|
    MESSAGE(STATUS "GC threaded library ${BOEHM_GC_THREADED_LIBRARIES}")
 | 
						|
    IF (BOEHM_GC_THREADED_LIBRARIES)
 | 
						|
      # OK just use it
 | 
						|
      SET(BOEHM_GC_LIBRARIES "${BOEHM_GC_THREADED_LIBRARIES}")
 | 
						|
    ENDIF()
 | 
						|
  ENDIF()
 | 
						|
ELSE()
 | 
						|
  FIND_LIBRARY(BOEHM_GC_LIBRARIES NAMES gc
 | 
						|
    HINTS ${PC_BDW_GC_LIBDIR} ${PC_BDW_GC_LIBRARY_DIRS})
 | 
						|
  # OpenSolaris uses bgc as Boehm GC runtime in its package manager.
 | 
						|
  # so try it
 | 
						|
  IF (NOT BOEHM_GC_LIBRARIES)
 | 
						|
    FIND_LIBRARY(BOEHM_GC_LIBRARIES NAMES bgc
 | 
						|
      HINTS ${PC_BDW_GC_LIBDIR} ${PC_BDW_GC_LIBRARY_DIRS})
 | 
						|
  ENDIF()
 | 
						|
ENDIF()
 | 
						|
 | 
						|
MESSAGE(STATUS "Found GC library: ${BOEHM_GC_LIBRARIES}")
 | 
						|
 | 
						|
INCLUDE(FindPackageHandleStandardArgs)
 | 
						|
FIND_PACKAGE_HANDLE_STANDARD_ARGS(Boehm_GC DEFAULT_MSG
 | 
						|
                                  BOEHM_GC_LIBRARIES BOEHM_GC_INCLUDE_DIR)
 | 
						|
 | 
						|
MARK_AS_ADVANCED(BOEHM_GC_LIBRARIES BOEHM_GC_INCLUDE_DIR)
 |