obs-image-reaction/cmake/FindLibObs.cmake
2021-08-19 23:20:39 +05:00

108 lines
3.0 KiB
CMake

# This module can be copied and used by external plugins for OBS
#
# Once done these will be defined:
#
# LIBOBS_FOUND
# LIBOBS_INCLUDE_DIRS
# LIBOBS_LIBRARIES
find_package(PkgConfig QUIET)
if (PKG_CONFIG_FOUND)
pkg_check_modules(_OBS QUIET obs libobs)
endif()
if(CMAKE_SIZEOF_VOID_P EQUAL 8)
set(_lib_suffix 64)
else()
set(_lib_suffix 32)
endif()
if(DEFINED CMAKE_BUILD_TYPE)
if(CMAKE_BUILD_TYPE STREQUAL "Debug")
set(_build_type_base "debug")
else()
set(_build_type_base "release")
endif()
endif()
find_path(LIBOBS_INCLUDE_DIR
NAMES obs.h
HINTS
ENV obsPath${_lib_suffix}
ENV obsPath
${obsPath}
PATHS
/usr/include /usr/local/include /opt/local/include /sw/include
PATH_SUFFIXES
libobs
)
function(find_obs_lib base_name repo_build_path lib_name)
string(TOUPPER "${base_name}" base_name_u)
if(DEFINED _build_type_base)
set(_build_type_${repo_build_path} "${_build_type_base}/${repo_build_path}")
set(_build_type_${repo_build_path}${_lib_suffix} "${_build_type_base}${_lib_suffix}/${repo_build_path}")
endif()
find_library(${base_name_u}_LIB
NAMES ${_${base_name_u}_LIBRARIES} ${lib_name} lib${lib_name}
HINTS
ENV obsPath${_lib_suffix}
ENV obsPath
${obsPath}
${_${base_name_u}_LIBRARY_DIRS}
PATHS
/usr/lib /usr/local/lib /opt/local/lib /sw/lib
PATH_SUFFIXES
lib${_lib_suffix} lib
libs${_lib_suffix} libs
bin${_lib_suffix} bin
../lib${_lib_suffix} ../lib
../libs${_lib_suffix} ../libs
../bin${_lib_suffix} ../bin
# base repo non-msvc-specific search paths
${_build_type_${repo_build_path}}
${_build_type_${repo_build_path}${_lib_suffix}}
build/${repo_build_path}
build${_lib_suffix}/${repo_build_path}
# base repo msvc-specific search paths on windows
build${_lib_suffix}/${repo_build_path}/Debug
build${_lib_suffix}/${repo_build_path}/RelWithDebInfo
build/${repo_build_path}/Debug
build/${repo_build_path}/RelWithDebInfo
)
endfunction()
find_obs_lib(LIBOBS libobs obs)
if(MSVC)
find_obs_lib(W32_PTHREADS deps/w32-pthreads w32-pthreads)
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(Libobs DEFAULT_MSG LIBOBS_LIB LIBOBS_INCLUDE_DIR)
mark_as_advanced(LIBOBS_INCLUDE_DIR LIBOBS_LIB)
if(LIBOBS_FOUND)
if(MSVC)
if (NOT DEFINED W32_PTHREADS_LIB)
message(FATAL_ERROR "Could not find the w32-pthreads library" )
endif()
set(W32_PTHREADS_INCLUDE_DIR ${LIBOBS_INCLUDE_DIR}/../deps/w32-pthreads)
endif()
set(LIBOBS_INCLUDE_DIRS ${LIBOBS_INCLUDE_DIR} ${W32_PTHREADS_INCLUDE_DIR})
set(LIBOBS_LIBRARIES ${LIBOBS_LIB} ${W32_PTHREADS_LIB})
include(${LIBOBS_INCLUDE_DIR}/../cmake/external/ObsPluginHelpers.cmake)
# allows external plugins to easily use/share common dependencies that are often included with libobs (such as FFmpeg)
if(NOT DEFINED INCLUDED_LIBOBS_CMAKE_MODULES)
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${LIBOBS_INCLUDE_DIR}/../cmake/Modules/")
set(INCLUDED_LIBOBS_CMAKE_MODULES true)
endif()
else()
message(FATAL_ERROR "Could not find the libobs library" )
endif()