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CMake

# This was borrowed from the gnuradio repository.
# * Try to find jack-2.6 Once done this will define
#
# JACK_FOUND - system has jack JACK_INCLUDE_DIRS - the jack include directory
# JACK_LIBRARIES - Link these to use jack JACK_DEFINITIONS - Compiler switches
# required for using jack
#
# Copyright (c) 2008 Andreas Schneider <mail@cynapses.org> Modified for other
# libraries by Lasse Kärkkäinen <tronic>
#
# Redistribution and use is allowed according to the terms of the New BSD
# license. For details see the accompanying COPYING-CMAKE-SCRIPTS file.
#
if(JACK_LIBRARIES AND JACK_INCLUDE_DIRS)
# in cache already
set(JACK_FOUND TRUE)
else(JACK_LIBRARIES AND JACK_INCLUDE_DIRS)
# use pkg-config to get the directories and then use these values in the
# FIND_PATH() and FIND_LIBRARY() calls
if(${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} EQUAL 4)
include(UsePkgConfig)
pkgconfig(jack _JACK_INCLUDEDIR _JACK_LIBDIR _JACK_LDFLAGS _JACK_CFLAGS)
else(${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} EQUAL 4)
find_package(PkgConfig)
if(PKG_CONFIG_FOUND)
pkg_check_modules(_JACK jack)
endif(PKG_CONFIG_FOUND)
endif(${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} EQUAL 4)
find_path(JACK_INCLUDE_DIR
NAMES jack/jack.h
PATHS ${_JACK_INCLUDEDIR}
/usr/include
/usr/local/include
/opt/local/include
/sw/include)
find_library(JACK_LIBRARY
NAMES jack
PATHS ${_JACK_LIBDIR}
/usr/lib
/usr/local/lib
/opt/local/lib
/sw/lib)
if(JACK_LIBRARY AND JACK_INCLUDE_DIR)
set(JACK_FOUND TRUE)
set(JACK_INCLUDE_DIRS ${JACK_INCLUDE_DIR})
set(JACK_LIBRARIES ${JACK_LIBRARIES} ${JACK_LIBRARY})
endif(JACK_LIBRARY AND JACK_INCLUDE_DIR)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(JACK
DEFAULT_MSG
JACK_INCLUDE_DIRS
JACK_LIBRARIES)
# show the JACK_INCLUDE_DIRS and JACK_LIBRARIES variables only in the advanced
# view
mark_as_advanced(JACK_INCLUDE_DIRS JACK_LIBRARIES)
endif(JACK_LIBRARIES AND JACK_INCLUDE_DIRS)