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Added target export capabilities and solidified installation procedure #34

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Merged
Youw merged 8 commits into from
Oct 19, 2025
Merged

Added target export capabilities and solidified installation procedure #34

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9bc9838
Added target export capabilities and solidified installation procedure
a-michelis Jul 24, 2025
c3d9a3b
Minor bugfix on Version exporting
a-michelis Jul 24, 2025
2ea7510
Added runtime install destination to avoid inconsistencies with diffe…
a-michelis Jul 26, 2025
735f118
Moved `GNUInstallDirs` inclusion after `project` to avoid using `enab…
a-michelis Jul 27, 2025
87c1957
Removed all `GNUInstallDirs`-related works (including MSVC differenti…
a-michelis Jul 30, 2025
ac35298
Merge branch 'main' into main
Youw Oct 19, 2025
6d1b81b
refactor
Youw Oct 19, 2025
c5ef33d
cleanup
Youw Oct 19, 2025
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51 changes: 45 additions & 6 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
@@ -1,5 +1,9 @@
cmake_minimum_required(VERSION 3.16)

# To Auto-determine the installation suffixes
enable_language(C)
include(GNUInstallDirs)

get_filename_component(LIBUSB_ROOT "libusb/libusb" ABSOLUTE)

# Get the version information from version.h ignoring the nano version as it appears in version_nano.h and so we need it?
Expand Down Expand Up @@ -138,9 +142,17 @@ target_include_directories(usb-1.0
)

if (LIBUSB_TARGETS_INCLUDE_USING_SYSTEM)
target_include_directories(usb-1.0 SYSTEM PUBLIC "${LIBUSB_ROOT}")
target_include_directories(usb-1.0
SYSTEM PUBLIC
$<BUILD_INTERFACE:${LIBUSB_ROOT}>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/libusb-1.0>
)
else()
target_include_directories(usb-1.0 PUBLIC "${LIBUSB_ROOT}")
target_include_directories(usb-1.0
PUBLIC
$<BUILD_INTERFACE:${LIBUSB_ROOT}>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/libusb-1.0>
)
endif()

if(WIN32)
Expand Down Expand Up @@ -230,7 +242,34 @@ if(LIBUSB_BUILD_EXAMPLES)
add_subdirectory(examples)
endif()

if(LIBUSB_INSTALL_TARGETS)
install(TARGETS usb-1.0)
install(FILES "${LIBUSB_ROOT}/libusb.h" DESTINATION "include/libusb-1.0")
endif()
if (LIBUSB_INSTALL_TARGETS)
if (MSVC)
set(LIBUSB_INSTALL_LIBRARY_DIR ${CMAKE_INSTALL_BINDIR})
else ()
set(LIBUSB_INSTALL_LIBRARY_DIR ${CMAKE_INSTALL_LIBDIR})
endif ()
install(TARGETS usb-1.0
EXPORT usb-1.0-targets
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
LIBRARY DESTINATION ${LIBUSB_INSTALL_LIBRARY_DIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
)
install(FILES "${LIBUSB_ROOT}/libusb.h" DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/libusb-1.0")
install(EXPORT usb-1.0-targets
FILE libusb-targets.cmake
NAMESPACE libusb::
DESTINATION lib/cmake/libusb
)

include(CMakePackageConfigHelpers)
write_basic_package_version_file(
"${CMAKE_CURRENT_BINARY_DIR}/libusbConfigVersion.cmake"
VERSION ${LIBUSB_VERSION}
COMPATIBILITY SameMajorVersion
)
install(FILES
"${CMAKE_CURRENT_BINARY_DIR}/libusbConfigVersion.cmake"
DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/libusb"
)
endif ()