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Use Find*.cmake files for backend discovery

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This commit is contained in:
luisangelsm
2026-03-29 23:15:24 +02:00
parent 52dd4e4c3c
commit 268b23376b
6 changed files with 221 additions and 144 deletions
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72
compressed_archive/CMakeLists.txt
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@ -1,8 +1,6 @@
# Comic archive decompression backend (cbx_backend)
# Switched on DECOMPRESSION_BACKEND: unarr | 7zip | libarchive
include(BackendHelpers)
add_library(cbx_backend STATIC)
if(DECOMPRESSION_BACKEND STREQUAL "unarr")
@ -16,77 +14,23 @@ if(DECOMPRESSION_BACKEND STREQUAL "unarr")
target_include_directories(cbx_backend PUBLIC unarr)
target_compile_definitions(cbx_backend PUBLIC use_unarr)
# Try CMake config first, then pkg-config, then bundled/system libraries.
set(_unarr_target "")
find_package(unarr QUIET CONFIG)
if(TARGET unarr::unarr)
message(STATUS " Found unarr via CMake config")
set(_unarr_target unarr::unarr)
else()
find_package(unarr QUIET MODULE)
endif()
if(NOT _unarr_target AND APPLE)
set(_unarr_include_dir "${CMAKE_SOURCE_DIR}/dependencies/unarr/macx")
set(_unarr_library "${CMAKE_SOURCE_DIR}/dependencies/unarr/macx/libunarr.a")
if(EXISTS "${_unarr_include_dir}/unarr.h" AND EXISTS "${_unarr_library}")
message(STATUS " Using bundled unarr (macOS)")
yacreader_add_imported_library(YACReader::unarr
TYPE STATIC
LOCATION "${_unarr_library}"
INCLUDE_DIR "${_unarr_include_dir}"
LINK_LIBRARIES "z;bz2")
set(_unarr_target YACReader::unarr)
endif()
endif()
if(NOT _unarr_target AND WIN32)
yacreader_get_windows_arch_subdir(_unarr_arch)
set(_unarr_include_dir "${CMAKE_SOURCE_DIR}/dependencies/unarr/win")
set(_unarr_implib "${CMAKE_SOURCE_DIR}/dependencies/unarr/win/${_unarr_arch}/unarr.lib")
set(_unarr_dll "${CMAKE_SOURCE_DIR}/dependencies/unarr/win/${_unarr_arch}/unarr.dll")
if(EXISTS "${_unarr_include_dir}/unarr.h" AND EXISTS "${_unarr_implib}" AND EXISTS "${_unarr_dll}")
message(STATUS " Using bundled unarr (${_unarr_arch}, Windows)")
yacreader_add_imported_library(YACReader::unarr
TYPE SHARED
LOCATION "${_unarr_dll}"
IMPORTED_IMPLIB "${_unarr_implib}"
INCLUDE_DIR "${_unarr_include_dir}")
set(_unarr_target YACReader::unarr)
target_compile_definitions(cbx_backend PRIVATE UNARR_IS_SHARED_LIBRARY)
endif()
endif()
if(NOT _unarr_target)
find_package(PkgConfig QUIET)
endif()
if(NOT _unarr_target AND PkgConfig_FOUND)
pkg_check_modules(UNARR QUIET IMPORTED_TARGET libunarr)
if(TARGET PkgConfig::UNARR)
message(STATUS " Found unarr via pkg-config")
set(_unarr_target PkgConfig::UNARR)
endif()
endif()
if(NOT _unarr_target)
find_path(UNARR_INCLUDE_DIR NAMES unarr.h)
find_library(UNARR_LIBRARY NAMES unarr libunarr)
if(UNARR_INCLUDE_DIR AND UNARR_LIBRARY)
message(STATUS " Found unarr via CMake search")
yacreader_add_imported_library(YACReader::unarr
TYPE UNKNOWN
LOCATION "${UNARR_LIBRARY}"
INCLUDE_DIR "${UNARR_INCLUDE_DIR}")
set(_unarr_target YACReader::unarr)
endif()
endif()
if(NOT _unarr_target)
if(NOT TARGET unarr::unarr)
message(FATAL_ERROR
"Could not find unarr. Install libunarr or use a different DECOMPRESSION_BACKEND.")
endif()
target_link_libraries(cbx_backend PRIVATE ${_unarr_target})
if(unarr_PROVIDER)
message(STATUS " Found unarr via ${unarr_PROVIDER}")
endif()
target_link_libraries(cbx_backend PRIVATE unarr::unarr)
elseif(DECOMPRESSION_BACKEND STREQUAL "7zip")
message(STATUS "Decompression backend: 7zip (in-tree)")