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1 # Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 # Copyright (c) 2013 The Chromium Authors. All rights reserved. |
2 # Use of this source code is governed by a BSD-style license that can be | 2 # Use of this source code is governed by a BSD-style license that can be |
3 # found in the LICENSE file. | 3 # found in the LICENSE file. |
4 | 4 |
5 # This header file defines the "sysroot" variable which is the absolute path | 5 # This header file defines the "sysroot" variable which is the absolute path |
6 # of the sysroot. If no sysroot applies, the variable will be an empty string. | 6 # of the sysroot. If no sysroot applies, the variable will be an empty string. |
7 | 7 |
8 import("//build/config/chrome_build.gni") | 8 import("//build/config/chrome_build.gni") |
9 | 9 |
10 declare_args() { | 10 declare_args() { |
11 # The absolute path of the sysroot that is applied when compiling using | 11 # The absolute path of the sysroot that is applied when compiling using |
12 # the target toolchain. | 12 # the target toolchain. |
13 target_sysroot = "" | 13 target_sysroot = "" |
14 use_sysroot = true | 14 use_sysroot = true |
15 } | 15 } |
16 | 16 |
17 if (current_toolchain == default_toolchain && target_sysroot != "") { | 17 if (current_toolchain == default_toolchain && target_sysroot != "") { |
18 sysroot = target_sysroot | 18 sysroot = target_sysroot |
19 } else if (is_android) { | 19 } else if (is_android) { |
20 import("//build/config/android/config.gni") | 20 import("//build/config/android/config.gni") |
21 if (current_cpu == "x86") { | 21 if (current_cpu == "x86") { |
22 sysroot = rebase_path("$android_ndk_root/$x86_android_sysroot_subdir") | 22 sysroot = rebase_path("$android_ndk_root/$x86_android_sysroot_subdir") |
brettw
2016/01/08 18:22:56
We should really be consistent about how sysroots
Zachary Forman
2016/01/11 08:21:00
I've applied this change, but it seems to have cau
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23 } else if (current_cpu == "arm") { | 23 } else if (current_cpu == "arm") { |
24 sysroot = rebase_path("$android_ndk_root/$arm_android_sysroot_subdir") | 24 sysroot = rebase_path("$android_ndk_root/$arm_android_sysroot_subdir") |
25 } else if (current_cpu == "mipsel") { | 25 } else if (current_cpu == "mipsel") { |
26 sysroot = rebase_path("$android_ndk_root/$mips_android_sysroot_subdir") | 26 sysroot = rebase_path("$android_ndk_root/$mips_android_sysroot_subdir") |
27 } else if (current_cpu == "x64") { | 27 } else if (current_cpu == "x64") { |
28 sysroot = rebase_path("$android_ndk_root/$x86_64_android_sysroot_subdir") | 28 sysroot = rebase_path("$android_ndk_root/$x86_64_android_sysroot_subdir") |
29 } else if (current_cpu == "arm64") { | 29 } else if (current_cpu == "arm64") { |
30 sysroot = rebase_path("$android_ndk_root/$arm64_android_sysroot_subdir") | 30 sysroot = rebase_path("$android_ndk_root/$arm64_android_sysroot_subdir") |
31 } else if (current_cpu == "mips64") { | 31 } else if (current_cpu == "mips64") { |
32 sysroot = rebase_path("$android_ndk_root/$mips64_android_sysroot_subdir") | 32 sysroot = rebase_path("$android_ndk_root/$mips64_android_sysroot_subdir") |
33 } else { | 33 } else { |
34 sysroot = "" | 34 sysroot = "" |
35 } | 35 } |
36 } else if (is_linux && !is_chromeos && use_sysroot) { | 36 } else if (is_linux && !is_chromeos && use_sysroot) { |
37 # By default build against a sysroot image downloaded from Cloud Storage | 37 # By default build against a sysroot image downloaded from Cloud Storage |
38 # during gclient runhooks. | 38 # during gclient runhooks. |
39 if (current_cpu == "x64") { | 39 if (current_cpu == "x64") { |
40 sysroot = rebase_path("//build/linux/debian_wheezy_amd64-sysroot") | 40 sysroot = "//build/linux/debian_wheezy_amd64-sysroot" |
41 } else if (current_cpu == "x86") { | 41 } else if (current_cpu == "x86") { |
42 sysroot = rebase_path("//build/linux/debian_wheezy_i386-sysroot") | 42 sysroot = "//build/linux/debian_wheezy_i386-sysroot" |
43 } else if (current_cpu == "mipsel") { | 43 } else if (current_cpu == "mipsel") { |
44 sysroot = rebase_path("//build/linux/debian_wheezy_mips-sysroot") | 44 sysroot = "//build/linux/debian_wheezy_mips-sysroot" |
45 } else if (current_cpu == "arm") { | 45 } else if (current_cpu == "arm") { |
46 sysroot = rebase_path("//build/linux/debian_wheezy_arm-sysroot") | 46 sysroot = "//build/linux/debian_wheezy_arm-sysroot" |
47 } else { | 47 } else { |
48 # Any other builds don't use a sysroot. | 48 # Any other builds don't use a sysroot. |
49 sysroot = "" | 49 sysroot = "" |
50 } | 50 } |
51 | 51 |
52 if (sysroot != "") { | 52 if (sysroot != "") { |
53 # Our sysroot images only contains gcc 4.6 headers, but chromium requires | 53 # Our sysroot images only contains gcc 4.6 headers, but chromium requires |
54 # gcc 4.9. Clang is able to detect and work with the 4.6 headers while | 54 # gcc 4.9. Clang is able to detect and work with the 4.6 headers while |
55 # gcc is not. This check can be removed if we ever update to a more modern | 55 # gcc is not. This check can be removed if we ever update to a more modern |
56 # sysroot. | 56 # sysroot. |
57 assert(is_clang, "sysroot images require clang (try use_sysroot=false)") | 57 assert(is_clang, "sysroot images require clang (try use_sysroot=false)") |
58 | 58 |
59 _script_arch = current_cpu | 59 _script_arch = current_cpu |
60 if (_script_arch == "x86") { | 60 if (_script_arch == "x86") { |
61 _script_arch = "i386" | 61 _script_arch = "i386" |
62 } else if (_script_arch == "x64") { | 62 } else if (_script_arch == "x64") { |
63 _script_arch = "amd64" | 63 _script_arch = "amd64" |
64 } | 64 } |
65 assert( | 65 assert( |
66 exec_script("//build/dir_exists.py", [ sysroot ], "string") == "True", | 66 exec_script("//build/dir_exists.py", |
67 [ rebase_path(sysroot) ], | |
68 "string") == "True", | |
67 "Missing sysroot ($sysroot). To fix, run: build/linux/sysroot_scripts/in stall-sysroot.py --arch=$_script_arch") | 69 "Missing sysroot ($sysroot). To fix, run: build/linux/sysroot_scripts/in stall-sysroot.py --arch=$_script_arch") |
68 } | 70 } |
69 } else if (is_mac) { | 71 } else if (is_mac) { |
70 import("//build/config/mac/mac_sdk.gni") | 72 import("//build/config/mac/mac_sdk.gni") |
71 sysroot = mac_sdk_path | 73 sysroot = mac_sdk_path |
72 } else if (is_ios) { | 74 } else if (is_ios) { |
73 import("//build/config/ios/ios_sdk.gni") | 75 import("//build/config/ios/ios_sdk.gni") |
74 sysroot = ios_sdk_path | 76 sysroot = ios_sdk_path |
75 } else { | 77 } else { |
76 sysroot = "" | 78 sysroot = "" |
77 } | 79 } |
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