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add LIBUSB_ENABLE_WINDOWS_HOTPLUG option in windows #35

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Merged
Youw merged 1 commit into from
Oct 18, 2025
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Merged

add LIBUSB_ENABLE_WINDOWS_HOTPLUG option in windows #35

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15 changes: 15 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -70,6 +70,10 @@ function(generate_config_file)
set(ENABLE_DEBUG_LOGGING ${LIBUSB_ENABLE_DEBUG_LOGGING})
endif()

if(WIN32 AND LIBUSB_ENABLE_WINDOWS_HOTPLUG)
set(LIBUSB_WINDOWS_HOTPLUG 1)
endif()

if(CMAKE_C_COMPILER_ID MATCHES "Clang" OR CMAKE_C_COMPILER_ID STREQUAL "GNU")
check_c_compiler_flag("-fvisibility=hidden" HAVE_VISIBILITY)
endif()
Expand Down Expand Up @@ -104,6 +108,10 @@ if(CMAKE_SYSTEM_NAME MATCHES "Linux")
option(LIBUSB_ENABLE_UDEV "Enable udev backend for device enumeration" ON)
endif()

if(WIN32)
option(LIBUSB_ENABLE_WINDOWS_HOTPLUG "Enable Windows hotplug support" OFF)
endif()

set(LIBUSB_GEN_INCLUDES "${CMAKE_CURRENT_BINARY_DIR}/gen_include")
generate_config_file()

Expand Down Expand Up @@ -160,6 +168,13 @@ if(WIN32)
)
target_compile_definitions(usb-1.0 PRIVATE $<$<C_COMPILER_ID:MSVC>:_CRT_SECURE_NO_WARNINGS=1>)
target_link_libraries(usb-1.0 PRIVATE windowsapp)
if(LIBUSB_ENABLE_WINDOWS_HOTPLUG)
target_sources(usb-1.0 PRIVATE
"${LIBUSB_ROOT}/os/windows_hotplug.c"
"${LIBUSB_ROOT}/os/windows_hotplug.h"
)
target_compile_definitions(usb-1.0 PRIVATE LIBUSB_WINDOWS_HOTPLUG=1)
endif()
set_target_properties(usb-1.0 PROPERTIES UNITY_BUILD OFF)
else()
# common POSIX/non-Windows sources
Expand Down
3 changes: 3 additions & 0 deletions config.h.in
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Original file line number Diff line number Diff line change
Expand Up @@ -52,6 +52,9 @@
/* #define to 1 if compiling for a Windows platform. */
#cmakedefine PLATFORM_WINDOWS 1

/* #define to 1 to enable Windows hotplug support. */
#cmakedefine LIBUSB_WINDOWS_HOTPLUG 1


#if defined(__GNUC__)
#define PRINTF_FORMAT(a, b) __attribute__ ((format (__printf__, a, b)))
Expand Down
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