third_party/libusb/BUILD.gn

   1 # Copyright 2014 The Chromium Authors. All rights reserved.
   2 # Use of this source code is governed by a BSD-style license that can be
   3 # found in the LICENSE file.
   4
   5 assert(!is_android && !is_ios)
   6
   7 import("//build/config/features.gni")
   8
   9 config("libusb_config") {
  10   include_dirs = [ "src/libusb" ]
  11 }
  12
  13 static_library("libusb") {
  14   sources = [
  15     "src/config.h",
  16     "src/libusb/core.c",
  17     "src/libusb/descriptor.c",
  18     "src/libusb/hotplug.c",
  19     "src/libusb/hotplug.h",
  20     "src/libusb/interrupt.c",
  21     "src/libusb/interrupt.h",
  22     "src/libusb/io.c",
  23     "src/libusb/libusb.h",
  24     "src/libusb/libusbi.h",
  25     "src/libusb/os/darwin_usb.c",
  26     "src/libusb/os/darwin_usb.h",
  27     "src/libusb/os/poll_posix.c",
  28     "src/libusb/os/poll_posix.h",
  29     "src/libusb/os/poll_windows.c",
  30     "src/libusb/os/poll_windows.h",
  31     "src/libusb/os/threads_posix.c",
  32     "src/libusb/os/threads_posix.h",
  33     "src/libusb/os/threads_windows.c",
  34     "src/libusb/os/threads_windows.h",
  35     "src/libusb/os/windows_common.h",
  36     "src/libusb/os/windows_usb.c",
  37     "src/libusb/os/windows_usb.h",
  38     "src/libusb/strerror.c",
  39     "src/libusb/sync.c",
  40     "src/libusb/version.h",
  41     "src/libusb/version_nano.h",
  42     "src/msvc/config.h",
  43     "src/msvc/inttypes.h",
  44     "src/msvc/stdint.h",
  45   ]
  46   deps = []
  47   include_dirs = [ "src/libusb/os" ]
  48
  49   config("libusb_warnings") {
  50     if (is_clang) {
  51       # guid_eq in windows_usb.c is unused.
  52       cflags = [ "-Wno-unused-function" ]
  53       if (is_linux && !use_udev) {
  54         cflags += [ "-Wno-pointer-sign" ]
  55       }
  56     }
  57   }
  58   configs -= [ "//build/config/compiler:chromium_code" ]
  59   configs += [ "//build/config/compiler:no_chromium_code" ]
  60   configs += [ ":libusb_warnings" ]
  61
  62   public_configs = [ ":libusb_config" ]
  63
  64   if (is_posix) {
  65     defines = [
  66       "DEFAULT_VISIBILITY=",
  67       "HAVE_GETTIMEOFDAY=1",
  68       "HAVE_POLL_H=1",
  69       "HAVE_SYS_TIME_H=1",
  70       "LIBUSB_DESCRIBE=\"1.0.16\"",
  71       "POLL_NFDS_TYPE=nfds_t",
  72       "THREADS_POSIX=1",
  73     ]
  74   }
  75
  76   if (is_mac) {
  77     defines += [ "OS_DARWIN=1" ]
  78   } else {
  79     sources -= [
  80       "src/libusb/os/darwin_usb.c",
  81       "src/libusb/os/darwin_usb.h",
  82     ]
  83   }
  84
  85   if (is_linux) {
  86     sources += [
  87       "src/libusb/os/linux_usbfs.c",
  88       "src/libusb/os/linux_usbfs.h",
  89     ]
  90     defines += [
  91       "OS_LINUX=1",
  92       "_GNU_SOURCE=1",
  93     ]
  94   }
  95
  96   if (use_udev) {
  97     sources += [ "src/libusb/os/linux_udev.cc" ]
  98     defines += [
  99       "HAVE_LIBUDEV=1",
 100       "USE_UDEV=1",
 101     ]
 102     deps += [ "//build/config/linux:udev" ]
 103   }
 104
 105   if (is_linux && !use_udev) {
 106     sources += [ "src/libusb/os/linux_netlink.c" ]
 107     defines += [ "HAVE_LINUX_NETLINK_H" ]
 108   }
 109
 110   if (is_win) {
 111     include_dirs += [ "src/msvc" ]
 112     sources -= [
 113       "src/libusb/os/poll_posix.c",
 114       "src/libusb/os/threads_posix.c",
 115     ]
 116     libs = [ "setupapi.lib" ]
 117   } else {
 118     include_dirs += [ "src" ]
 119     sources -= [
 120       "src/libusb/os/poll_windows.c",
 121       "src/libusb/os/poll_windows.h",
 122       "src/libusb/os/threads_windows.c",
 123       "src/libusb/os/threads_windows.h",
 124       "src/libusb/os/windows_common.h",
 125       "src/libusb/os/windows_usb.c",
 126       "src/libusb/os/windows_usb.h",
 127       "src/msvc/config.h",
 128       "src/msvc/inttypes.h",
 129       "src/msvc/stdint.h",
 130     ]
 131   }
 132 }