4 # SIMGEAR_FOUND, if false, do not try to link to SimGear
5 # SIMGEAR_INCLUDE_DIR, where to find the headers
7 # $SIMGEAR_DIR is an environment variable that would
8 # correspond to the ./configure --prefix=$SIMGEAR_DIR
9 # used in building SimGear.
11 # Created by James Turner. This was influenced by the FindOpenAL.cmake module.
13 #=============================================================================
14 # Copyright 2005-2009 Kitware, Inc.
16 # Distributed under the OSI-approved BSD License (the "License");
17 # see accompanying file Copyright.txt for details.
19 # This software is distributed WITHOUT ANY WARRANTY; without even the
20 # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
21 # See the License for more information.
22 #=============================================================================
23 # (To distributed this file outside of CMake, substitute the full
24 # License text for the above reference.)
26 # Per my request, CMake should search for frameworks first in
27 # the following order:
28 # ~/Library/Frameworks/SimGear.framework/Headers
29 # /Library/Frameworks/SimGear.framework/Headers
30 # /System/Library/Frameworks/SimGear.framework/Headers
32 # On OS X, this will prefer the Framework version (if found) over others.
33 # People will have to manually change the cache values of
34 # SimGear_LIBRARIES to override this selection or set the CMake environment
35 # CMAKE_INCLUDE_PATH to modify the search paths.
37 include(SelectLibraryConfigurations)
39 FIND_PATH(SIMGEAR_INCLUDE_DIR simgear/math/SGMath.hxx
40 HINTS $ENV{SIMGEAR_DIR}
50 message(STATUS ${SIMGEAR_INCLUDE_DIR})
52 # check for dynamic framework/library
53 FIND_LIBRARY(SIMGEAR_LIBRARIES
57 PATH_SUFFIXES lib64 lib libs64 libs libs/Win32 libs/Win64
67 find_package(ZLIB REQUIRED)
68 find_package(Threads REQUIRED)
70 macro(find_sg_component comp libs)
71 set(compLib "sg${comp}")
72 string(TOUPPER "SIMGEAR_${comp}" compLibBase)
73 set( compLibName ${compLibBase}_LIBRARY )
75 FIND_LIBRARY(${compLibName}_DEBUG
76 NAMES ${compLib}${CMAKE_DEBUG_POSTFIX}
77 HINTS $ENV{SIMGEAR_DIR}
78 PATH_SUFFIXES lib64 lib libs64 libs libs/Win32 libs/Win64
84 FIND_LIBRARY(${compLibName}_RELEASE
85 NAMES ${compLib}${CMAKE_RELEASE_POSTFIX}
86 HINTS $ENV{SIMGEAR_DIR}
87 PATH_SUFFIXES lib64 lib libs64 libs libs/Win32 libs/Win64
93 select_library_configurations( ${compLibBase} )
95 set(componentLibRelease ${${compLibName}_RELEASE})
96 #message(STATUS "Simgear ${compLibName}_RELEASE ${componentLibRelease}")
97 set(componentLibDebug ${${compLibName}_DEBUG})
98 #message(STATUS "Simgear ${compLibName}_DEBUG ${componentLibDebug}")
99 if (NOT ${compLibName}_DEBUG)
100 if (NOT ${compLibName}_RELEASE)
101 #message(STATUS "found ${componentLib}")
102 list(APPEND ${libs} ${componentLibRelease})
105 list(APPEND ${libs} optimized ${componentLibRelease} debug ${componentLibDebug})
110 if(${SIMGEAR_LIBRARIES} STREQUAL "SIMGEAR_LIBRARIES-NOTFOUND")
111 set(SIMGEAR_LIBRARIES "") # clear value
112 set(SIMGEAR_CORE_LIBRARIES "") # clear value
114 # note the order here affects the order Simgear libraries are
115 # linked in, and hence ability to link when using a traditional
116 # linker such as GNU ld on Linux
146 foreach(component ${comps})
147 find_sg_component(${component} SIMGEAR_CORE_LIBRARIES)
150 foreach(component ${scene_comps})
151 find_sg_component(${component} SIMGEAR_LIBRARIES)
154 # again link order matters - scene libraires depend on core ones
155 list(APPEND SIMGEAR_LIBRARIES ${SIMGEAR_CORE_LIBRARIES})
157 set(SIMGEAR_CORE_LIBRARY_DEPENDENCIES
158 ${CMAKE_THREAD_LIBS_INIT}
162 list(APPEND SIMGEAR_CORE_LIBRARY_DEPENDENCIES ${WINSOCK_LIBRARY})
166 # basic timing routines on non windows systems, may be also cygwin?!
167 check_function_exists(clock_gettime clock_gettime_in_libc)
168 if(NOT clock_gettime_in_libc)
169 check_library_exists(rt clock_gettime "" have_rt)
171 list(APPEND SIMGEAR_CORE_LIBRARY_DEPENDENCIES rt)
173 endif(NOT clock_gettime_in_libc)
178 # now we've found SimGear, check its version
180 include(CheckCXXSourceRuns)
182 message(STATUS "looking for version: ${SimGear_FIND_VERSION}")
184 SET(CMAKE_REQUIRED_INCLUDES ${SIMGEAR_INCLUDE_DIR})
186 check_cxx_source_runs(
188 #include \"simgear/version.h\"
190 #define xstr(s) str(s)
193 #define MIN_MAJOR ${SimGear_FIND_VERSION_MAJOR}
194 #define MIN_MINOR ${SimGear_FIND_VERSION_MINOR}
195 #define MIN_MICRO ${SimGear_FIND_VERSION_PATCH}
198 int major, minor, micro;
200 /* printf(%d.%d.%d or greater, , MIN_MAJOR, MIN_MINOR, MIN_MICRO); */
201 printf(\"found %s ... \", xstr(SIMGEAR_VERSION));
203 sscanf( xstr(SIMGEAR_VERSION), \"%d.%d.%d\", &major, &minor, µ );
205 if ( (major < MIN_MAJOR) ||
206 (major == MIN_MAJOR && minor < MIN_MINOR) ||
207 (major == MIN_MAJOR && minor == MIN_MINOR && micro < MIN_MICRO) ) {
216 include(FindPackageHandleStandardArgs)
217 FIND_PACKAGE_HANDLE_STANDARD_ARGS(SimGear DEFAULT_MSG
218 SIMGEAR_LIBRARIES SIMGEAR_INCLUDE_DIR SIMGEAR_VERSION_OK)