Update cmake

Based on obs-plugintemplate@68e9fcd

cmake/linux/defaults.cmake

@@ -0,0 +1,93 @@
+# CMake Linux defaults module
+
+# cmake-format: off
+# cmake-lint: disable=C0103
+# cmake-lint: disable=C0111
+# cmake-format: on
+
+include_guard(GLOBAL)
+
+include(GNUInstallDirs)
+
+# Enable find_package targets to become globally available targets
+set(CMAKE_FIND_PACKAGE_TARGETS_GLOBAL TRUE)
+
+set(CPACK_PACKAGE_NAME "${CMAKE_PROJECT_NAME}")
+set(CPACK_PACKAGE_VERSION "${CMAKE_PROJECT_VERSION}")
+set(CPACK_PACKAGE_FILE_NAME
+    "${CPACK_PACKAGE_NAME}-${CPACK_PACKAGE_VERSION}-${CMAKE_C_LIBRARY_ARCHITECTURE}"
+)
+
+set(CPACK_GENERATOR "DEB")
+set(CPACK_DEBIAN_PACKAGE_SHLIBDEPS ON)
+set(CPACK_DEBIAN_PACKAGE_MAINTAINER "${PLUGIN_EMAIL}")
+set(CPACK_SET_DESTDIR ON)
+
+if(CMAKE_VERSION VERSION_GREATER_EQUAL 3.25.0 OR NOT CMAKE_CROSSCOMPILING)
+  set(CPACK_DEBIAN_DEBUGINFO_PACKAGE ON)
+endif()
+
+set(CPACK_OUTPUT_FILE_PREFIX "${CMAKE_CURRENT_SOURCE_DIR}/release")
+
+set(CPACK_SOURCE_GENERATOR "TXZ")
+set(CPACK_SOURCE_IGNORE_FILES
+    # cmake-format: sortable
+    ".*~$"
+    \\.git/
+    \\.github/
+    \\.gitignore
+    build_.*
+    cmake/\\.CMakeBuildNumber
+    release/)
+
+set(CPACK_VERBATIM_VARIABLES YES)
+set(CPACK_SOURCE_PACKAGE_FILE_NAME
+    "${CPACK_PACKAGE_NAME}-${CPACK_PACKAGE_VERSION}-source")
+set(CPACK_ARCHIVE_THREADS 0)
+
+include(CPack)
+
+find_package(libobs QUIET)
+
+if(NOT TARGET OBS::libobs)
+  find_package(LibObs REQUIRED)
+  add_library(OBS::libobs ALIAS libobs)
+
+  if(ENABLE_FRONTEND_API)
+    find_path(
+      obs-frontend-api_INCLUDE_DIR
+      NAMES obs-frontend-api.h
+      PATHS /usr/include /usr/local/include
+      PATH_SUFFIXES obs)
+
+    find_library(
+      obs-frontend-api_LIBRARY
+      NAMES obs-frontend-api
+      PATHS /usr/lib /usr/local/lib)
+
+    if(obs-frontend-api_LIBRARY)
+      if(NOT TARGET OBS::obs-frontend-api)
+        if(IS_ABSOLUTE "${obs-frontend-api_LIBRARY}")
+          add_library(OBS::obs-frontend-api UNKNOWN IMPORTED)
+          set_property(TARGET OBS::obs-frontend-api
+                       PROPERTY IMPORTED_LOCATION "${obs-frontend-api_LIBRARY}")
+        else()
+          add_library(OBS::obs-frontend-api INTERFACE IMPORTED)
+          set_property(TARGET OBS::obs-frontend-api
+                       PROPERTY IMPORTED_LIBNAME "${obs-frontend-api_LIBRARY}")
+        endif()
+
+        set_target_properties(
+          OBS::obs-frontend-api PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
+                                           "${obs-frontend-api_INCLUDE_DIR}")
+      endif()
+    endif()
+  endif()
+
+  macro(find_package)
+    if(NOT "${ARGV0}" STREQUAL libobs AND NOT "${ARGV0}" STREQUAL
+                                          obs-frontend-api)
+      _find_package(${ARGV})
+    endif()
+  endmacro()
+endif()