WSJT-X/CMake/Modules/Findhamlib.cmake
Bill Somerville 8e3e86ac71 Enhanced CMake finder for hamlib to use pkg-config to determine static
linking requirements.

Changed build to use static hamlib if available.

git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@3975 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2014-04-02 12:46:15 +00:00

60 lines
1.9 KiB
CMake

# - Try to find hamlib
# Once done, this will define:
#
# hamlib_FOUND - system has Hamlib-2
# hamlib_INCLUDE_DIRS - the Hamlib-2 include directories
# hamlib_LIBRARIES - link these to use Hamlib-2
# hamlib_STATIC_FOUND - system has Hamlib-2 static archive
# hamlib_STATIC_LIBRARIES - link these to use Hamlib-2 static archive
include (LibFindMacros)
# pkg-config?
find_path (__hamlib_pc_path NAMES hamlib.pc
PATH_SUFFIXES lib/pkgconfig
)
if (__hamlib_pc_path)
set (ENV{PKG_CONFIG_PATH} "${__hamlib_pc_path}" "$ENV{PKG_CONFIG_PATH}")
unset (__hamlib_pc_path CACHE)
endif ()
# Use pkg-config to get hints about paths, libs and, flags
unset (__pkg_config_checked_hamlib CACHE)
libfind_pkg_check_modules (PC_HAMLIB hamlib)
if (NOT PC_HAMLIB_STATIC_LIBRARIES)
if (WIN32)
set (PC_HAMLIB_STATIC_LIBRARIES hamlib ws2_32)
else ()
set (PC_HAMLIB_STATIC_LIBRARIES hamlib m dl usb)
endif ()
endif ()
# The libraries
libfind_library (hamlib hamlib)
libfind_library (hamlib_STATIC libhamlib.a)
find_path (hamlib_INCLUDE_DIR hamlib/rig.h)
# Set the include dir variables and the libraries and let libfind_process do the rest
set (hamlib_PROCESS_INCLUDES hamlib_INCLUDE_DIR)
set (hamlib_PROCESS_LIBS hamlib_LIBRARY)
libfind_process (hamlib)
set (hamlib_STATIC_PROCESS_INCLUDES hamlib_STATIC_INCLUDE_DIR)
set (hamlib_STATIC_PROCESS_LIBS hamlib_STATIC_LIBRARY PC_HAMLIB_STATIC_LIBRARIES)
libfind_process (hamlib_STATIC)
# make sure we return a full path for the library we return
if (hamlib_FOUND)
list (REMOVE_ITEM hamlib_LIBRARIES hamlib)
if (hamlib_STATIC_LIBRARIES)
list (REMOVE_ITEM hamlib_STATIC_LIBRARIES hamlib)
endif ()
endif ()
# Handle the QUIETLY and REQUIRED arguments and set HAMLIB_FOUND to
# TRUE if all listed variables are TRUE
include (FindPackageHandleStandardArgs)
find_package_handle_standard_args (hamlib DEFAULT_MSG hamlib_INCLUDE_DIRS hamlib_LIBRARY hamlib_LIBRARIES)