# Locate SimGear
# This module defines
# SIMGEAR_LIBRARIES
-# SIMGEAR_FOUND, if false, do not try to link to SimGear
+# SIMGEAR_FOUND, if false, do not try to link to SimGear
# SIMGEAR_INCLUDE_DIR, where to find the headers
#
# $SIMGEAR_DIR is an environment variable that would
# /System/Library/Frameworks/SimGear.framework/Headers
#
# On OS X, this will prefer the Framework version (if found) over others.
-# People will have to manually change the cache values of
+# People will have to manually change the cache values of
# SimGear_LIBRARIES to override this selection or set the CMake environment
# CMAKE_INCLUDE_PATH to modify the search paths.
FIND_PATH(SIMGEAR_INCLUDE_DIR simgear/math/SGMath.hxx
HINTS $ENV{SIMGEAR_DIR}
- PATH_SUFFIXES include
+ PATH_SUFFIXES include
PATHS
~/Library/Frameworks
/Library/Frameworks
/opt
)
+# dependent packages
+find_package(ZLIB REQUIRED)
+find_package(Threads REQUIRED)
+
macro(find_sg_component comp libs)
set(compLib "sg${comp}")
string(TOUPPER "SIMGEAR_${comp}" compLibBase)
endmacro()
-if(${SIMGEAR_LIBRARIES} STREQUAL "SIMGEAR_LIBRARIES-NOTFOUND")
+if(${SIMGEAR_LIBRARIES} STREQUAL "SIMGEAR_LIBRARIES-NOTFOUND")
set(SIMGEAR_LIBRARIES "") # clear value
+ set(SIMGEAR_CORE_LIBRARIES "") # clear value
- if(NOT MSVC)
- # Olaf indicates that linking the threads libs causes failures
- # on MSVC builds
- set(thread_lib threads)
- endif(NOT MSVC)
-
# note the order here affects the order Simgear libraries are
# linked in, and hence ability to link when using a traditional
# linker such as GNU ld on Linux
- set(comps
- ephem
+ set(comps
tsync
environment
nasal
- sky
- material
- tgdb
- model
- screen
bucket
bvh
- util route
+ util
+ route
timing
- ${thread_lib}
io
serial
sound
props
xml
misc
- debug
+ threads
+ debug
magvar
math)
-
+
+ set(scene_comps
+ ephem
+ sky
+ material
+ tgdb
+ model
+ screen)
+
foreach(component ${comps})
+ find_sg_component(${component} SIMGEAR_CORE_LIBRARIES)
+ endforeach()
+
+ foreach(component ${scene_comps})
find_sg_component(${component} SIMGEAR_LIBRARIES)
endforeach()
+
+ # again link order matters - scene libraires depend on core ones
+ list(APPEND SIMGEAR_LIBRARIES ${SIMGEAR_CORE_LIBRARIES})
+
+ set(SIMGEAR_CORE_LIBRARY_DEPENDENCIES
+ ${CMAKE_THREAD_LIBS_INIT}
+ ${ZLIB_LIBRARY})
+
+ if(WIN32)
+ list(APPEND SIMGEAR_CORE_LIBRARY_DEPENDENCIES ws2_32.lib)
+ endif(WIN32)
+
+ if(NOT MSVC)
+ # basic timing routines on non windows systems, may be also cygwin?!
+ check_function_exists(clock_gettime clock_gettime_in_libc)
+ if(NOT clock_gettime_in_libc)
+ check_library_exists(rt clock_gettime "" have_rt)
+ if(have_rt)
+ list(APPEND SIMGEAR_CORE_LIBRARY_DEPENDENCIES rt)
+ endif(have_rt)
+ endif(NOT clock_gettime_in_libc)
+ endif(NOT MSVC)
+
endif()
# now we've found SimGear, check its version
check_cxx_source_runs(
"#include <cstdio>
#include \"simgear/version.h\"
-
+
#define xstr(s) str(s)
#define str(s) #s
-
+
#define MIN_MAJOR ${SimGear_FIND_VERSION_MAJOR}
#define MIN_MINOR ${SimGear_FIND_VERSION_MINOR}
#define MIN_MICRO ${SimGear_FIND_VERSION_PATCH}
-
+
int main() {
int major, minor, micro;
SIMGEAR_VERSION_OK)
include(FindPackageHandleStandardArgs)
-FIND_PACKAGE_HANDLE_STANDARD_ARGS(SimGear DEFAULT_MSG
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(SimGear DEFAULT_MSG
SIMGEAR_LIBRARIES SIMGEAR_INCLUDE_DIR SIMGEAR_VERSION_OK)