blob: 518114bd92e92f0c2e616cd74d76466be6e58cf2 [file] [log] [blame]
# Copyright 2014 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# libusb is only used by //device/usb on Windows and macOS.
assert(is_win || is_mac)
import("//build/config/features.gni")
config("libusb_config") {
include_dirs = [ "src/libusb" ]
}
config("libusb_warnings") {
visibility = [ ":*" ]
if (is_clang) {
# guid_eq in windows_usb.c is unused.
cflags = [ "-Wno-unused-function" ]
if (is_linux && !use_udev) {
cflags += [ "-Wno-pointer-sign" ]
}
}
}
static_library("libusb") {
visibility = [
"//device:device_unittests",
"//device/usb",
]
sources = [
"src/config.h",
"src/libusb/core.c",
"src/libusb/descriptor.c",
"src/libusb/hotplug.c",
"src/libusb/hotplug.h",
"src/libusb/interrupt.c",
"src/libusb/interrupt.h",
"src/libusb/io.c",
"src/libusb/libusb.h",
"src/libusb/libusbi.h",
"src/libusb/os/darwin_usb.c",
"src/libusb/os/darwin_usb.h",
"src/libusb/os/poll_posix.c",
"src/libusb/os/poll_posix.h",
"src/libusb/os/poll_windows.c",
"src/libusb/os/poll_windows.h",
"src/libusb/os/threads_posix.c",
"src/libusb/os/threads_posix.h",
"src/libusb/os/threads_windows.c",
"src/libusb/os/threads_windows.h",
"src/libusb/os/windows_common.h",
"src/libusb/os/windows_usb.c",
"src/libusb/os/windows_usb.h",
"src/libusb/strerror.c",
"src/libusb/sync.c",
"src/libusb/version.h",
"src/libusb/version_nano.h",
"src/msvc/config.h",
"src/msvc/inttypes.h",
"src/msvc/stdint.h",
]
deps = []
include_dirs = [ "src/libusb/os" ]
configs -= [ "//build/config/compiler:chromium_code" ]
configs += [
"//build/config/compiler:no_chromium_code",
# Must be after no_chromium_code for warning flags to be ordered correctly.
":libusb_warnings",
]
public_configs = [ ":libusb_config" ]
if (is_posix) {
defines = [
"DEFAULT_VISIBILITY=",
"HAVE_GETTIMEOFDAY=1",
"HAVE_POLL_H=1",
"HAVE_SYS_TIME_H=1",
"LIBUSB_DESCRIBE=\"1.0.16\"",
"POLL_NFDS_TYPE=nfds_t",
"THREADS_POSIX=1",
]
}
if (is_mac) {
defines += [
"OS_DARWIN=1",
# Needed on OSX 10.12 to silence a deprecation warning.
"OBJC_SILENCE_GC_DEPRECATIONS=1",
]
} else {
sources -= [
"src/libusb/os/darwin_usb.c",
"src/libusb/os/darwin_usb.h",
]
}
if (is_linux) {
sources += [
"src/libusb/os/linux_usbfs.c",
"src/libusb/os/linux_usbfs.h",
]
defines += [
"OS_LINUX=1",
"_GNU_SOURCE=1",
]
}
if (is_chromeos) {
defines += [ "USBI_TIMERFD_AVAILABLE" ]
}
if (use_udev) {
sources += [ "src/libusb/os/linux_udev.cc" ]
defines += [
"HAVE_LIBUDEV=1",
"USE_UDEV=1",
]
deps += [ "//build/linux/libudev" ]
}
if (is_linux && !use_udev) {
sources += [ "src/libusb/os/linux_netlink.c" ]
defines += [ "HAVE_LINUX_NETLINK_H" ]
}
if (is_win) {
include_dirs += [ "src/msvc" ]
sources -= [
"src/libusb/os/poll_posix.c",
"src/libusb/os/threads_posix.c",
]
libs = [ "setupapi.lib" ]
} else {
include_dirs += [ "src" ]
sources -= [
"src/libusb/os/poll_windows.c",
"src/libusb/os/poll_windows.h",
"src/libusb/os/threads_windows.c",
"src/libusb/os/threads_windows.h",
"src/libusb/os/windows_common.h",
"src/libusb/os/windows_usb.c",
"src/libusb/os/windows_usb.h",
"src/msvc/config.h",
"src/msvc/inttypes.h",
"src/msvc/stdint.h",
]
}
}