Files
yacreader/cmake/PdfBackend.cmake
Luis Ángel San Martín Rodríguez 865020fe11 Migrate the build system to cmake
2026-02-25 09:19:39 +01:00

98 lines
4.5 KiB
CMake

# PDF backend detection for YACReader
# Creates an INTERFACE target 'pdf_backend_iface' that propagates
# compile definitions and link libraries based on PDF_BACKEND.
add_library(pdf_backend_iface INTERFACE)
if(PDF_BACKEND STREQUAL "no_pdf")
message(STATUS "PDF backend: disabled")
target_compile_definitions(pdf_backend_iface INTERFACE NO_PDF)
elseif(PDF_BACKEND STREQUAL "pdfium")
message(STATUS "PDF backend: pdfium")
target_compile_definitions(pdf_backend_iface INTERFACE USE_PDFIUM)
if(MSVC)
target_include_directories(pdf_backend_iface INTERFACE
"${CMAKE_SOURCE_DIR}/dependencies/pdfium/win/public")
if(CMAKE_SYSTEM_PROCESSOR STREQUAL "ARM64" OR CMAKE_CXX_COMPILER_ARCHITECTURE_ID STREQUAL "ARM64")
target_link_directories(pdf_backend_iface INTERFACE
"${CMAKE_SOURCE_DIR}/dependencies/pdfium/win/arm64")
else()
target_link_directories(pdf_backend_iface INTERFACE
"${CMAKE_SOURCE_DIR}/dependencies/pdfium/win/x64")
endif()
target_link_libraries(pdf_backend_iface INTERFACE pdfium)
elseif(APPLE)
target_include_directories(pdf_backend_iface INTERFACE
"${CMAKE_SOURCE_DIR}/dependencies/pdfium/macx/include")
target_link_directories(pdf_backend_iface INTERFACE
"${CMAKE_SOURCE_DIR}/dependencies/pdfium/macx/bin")
target_link_libraries(pdf_backend_iface INTERFACE pdfium)
else()
# Linux: try pkg-config first, then system path
pkg_check_modules(PDFIUM QUIET IMPORTED_TARGET libpdfium)
if(PDFIUM_FOUND)
message(STATUS " Found pdfium via pkg-config")
target_link_libraries(pdf_backend_iface INTERFACE PkgConfig::PDFIUM)
elseif(EXISTS "/usr/include/pdfium")
message(STATUS " Found pdfium at /usr/include/pdfium")
target_include_directories(pdf_backend_iface INTERFACE /usr/include/pdfium)
target_link_libraries(pdf_backend_iface INTERFACE pdfium)
else()
message(FATAL_ERROR "Could not find libpdfium. Install it or use a different PDF_BACKEND.")
endif()
endif()
elseif(PDF_BACKEND STREQUAL "poppler")
message(STATUS "PDF backend: poppler")
target_compile_definitions(pdf_backend_iface INTERFACE USE_POPPLER)
if(APPLE)
message(FATAL_ERROR "Poppler backend is not supported on macOS")
endif()
# Try cmake config mode first (poppler built with cmake, or vcpkg with cmake integration)
# On Windows: vcpkg install poppler[qt6]:x64-windows, then pass the vcpkg toolchain file
find_package(Poppler QUIET CONFIG)
if(TARGET Poppler::Qt6)
message(STATUS " Found poppler-qt6 via cmake config")
target_link_libraries(pdf_backend_iface INTERFACE Poppler::Qt6)
else()
# Fall back to pkg-config (standard on Linux; on Windows requires vcpkg pkgconf)
pkg_check_modules(POPPLER QUIET IMPORTED_TARGET poppler-qt6)
if(POPPLER_FOUND)
message(STATUS " Found poppler-qt6 via pkg-config")
target_link_libraries(pdf_backend_iface INTERFACE PkgConfig::POPPLER)
elseif(NOT MSVC AND EXISTS "/usr/include/poppler/qt6")
message(STATUS " Found poppler-qt6 at /usr/include/poppler/qt6")
target_include_directories(pdf_backend_iface INTERFACE /usr/include/poppler/qt6)
target_link_libraries(pdf_backend_iface INTERFACE poppler-qt6)
elseif(MSVC)
message(FATAL_ERROR "Could not find poppler-qt6. "
"Install via vcpkg: vcpkg install poppler[qt6]:x64-windows "
"then configure cmake with the vcpkg toolchain file.")
else()
message(FATAL_ERROR "Could not find poppler-qt6. Install libpoppler-qt6-dev or use a different PDF_BACKEND.")
endif()
endif()
elseif(PDF_BACKEND STREQUAL "pdfkit")
message(STATUS "PDF backend: pdfkit (macOS)")
if(NOT APPLE)
message(FATAL_ERROR "pdfkit backend is macOS only")
endif()
target_compile_definitions(pdf_backend_iface INTERFACE USE_PDFKIT)
else()
message(FATAL_ERROR "Unknown PDF_BACKEND: '${PDF_BACKEND}'. Use: pdfium, poppler, pdfkit, or no_pdf")
endif()
# Set QT_DISABLE_DEPRECATED_BEFORE based on backend
# poppler requires older deprecated API
if(PDF_BACKEND STREQUAL "poppler")
target_compile_definitions(pdf_backend_iface INTERFACE QT_DISABLE_DEPRECATED_BEFORE=0x050900)
else()
target_compile_definitions(pdf_backend_iface INTERFACE QT_DISABLE_DEPRECATED_BEFORE=0x050F00)
endif()