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# -*- cmake -*-
include(Variables)
include(Linking)
include(FindPkgConfig)
set(OPENAL ON CACHE BOOL "Enable OpenAL")
# If STANDALONE but NOT PKG_CONFIG_FOUND we should fail,
# but why try to find it as prebuilt?
if (OPENAL AND STANDALONE AND PKG_CONFIG_FOUND)
# This module defines
# OPENAL_INCLUDE_DIRS
# OPENAL_LIBRARIES
# OPENAL_FOUND
pkg_check_modules(OPENAL REQUIRED freealut) # freealut links with openal.
elseif (OPENAL)
# message(STATUS "Building with OpenAL audio support")
# OPENAL_LIB
use_prebuilt_binary(openal)
if (WINDOWS)
set(OPENAL_LIB
optimized ${ARCH_PREBUILT_DIRS_RELEASE}/libOpenAL32.dll.a.lib
debug ${ARCH_PREBUILT_DIRS_DEBUG}/libOpenAL32.dll.a.lib
)
elseif (DARWIN)
# Look for for system's OpenAL.framework
# Nemu: This code has never looked for the system's OpenAL.framework
# Nemu: should it?
set(OPENAL_LIB ${ARCH_PREBUILT_DIRS_RELEASE}/libopenal.1.dylib)
else (WINDOWS)
set(OPENAL_LIB openal)
endif (WINDOWS)
if (NOT OPENAL_LIB)
message(FATAL_ERROR "OpenAL not found!")
else (NOT OPENAL_LIB)
# message(STATUS "OpenAL found: ${OPENAL_LIB}")
endif (NOT OPENAL_LIB)
# OPENAL_INCLUDE_DIR
if (DARWIN)
set(OPENAL_INCLUDE_DIR ${LIBS_PREBUILT_DIR}/${LL_ARCH_DIR}/include/AL)
else (DARWIN)
find_path(OPENAL_INCLUDE_DIR
NAMES al.h
PATHS ${LIBS_PREBUILT_DIR}/include/AL
)
endif (DARWIN)
if (NOT OPENAL_INCLUDE_DIR)
message(FATAL_ERROR "al.h not found!")
else (NOT OPENAL_INCLUDE_DIR)
# message(STATUS "al.h found in: ${OPENAL_INCLUDE_DIR}")
endif (NOT OPENAL_INCLUDE_DIR)
# ALUT_LIB
if (WINDOWS)
set(ALUT_LIB
optimized ${ARCH_PREBUILT_DIRS_RELEASE}/alut.lib
debug ${ARCH_PREBUILT_DIRS_DEBUG}/alut.lib
)
elseif (DARWIN)
find_library( ALUT_LIB
NAMES alut.0
PATHS ${ARCH_PREBUILT_DIRS_RELEASE}
NO_DEFAULT_PATH
)
else (WINDOWS)
set(ALUT_LIB alut)
endif (WINDOWS)
if (NOT ALUT_LIB)
message(FATAL_ERROR "ALUT not found!")
else (NOT ALUT_LIB)
# message(STATUS "ALUT found: ${ALUT_LIB}")
endif (NOT ALUT_LIB)
# ALUT_INCLUDE_DIR
find_path(ALUT_INCLUDE_DIR
NAMES alut.h
PATHS ${OPENAL_INCLUDE_DIR}
)
if (NOT ALUT_INCLUDE_DIR)
message(FATAL_ERROR "alut.h not found!")
else (NOT ALUT_INCLUDE_DIR)
# message(STATUS "alut.h found in: ${ALUT_INCLUDE_DIR}")
endif (NOT ALUT_INCLUDE_DIR)
set(OPENAL_LIBRARIES
${OPENAL_LIB}
${ALUT_LIB}
)
set(OPENAL_INCLUDE_DIRS
${OPENAL_INCLUDE_DIR}
${ALUT_INCLUDE_DIR}
)
set(OPENAL_FOUND TRUE CACHE BOOL
"Found OpenAL and ALUT libraries successfully"
)
endif (OPENAL AND STANDALONE AND PKG_CONFIG_FOUND)
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