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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() { |
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43 } else if (current_cpu == "mipsel") { | 43 } else if (current_cpu == "mipsel") { |
44 sysroot = rebase_path("//build/linux/debian_wheezy_mips-sysroot") | 44 sysroot = rebase_path("//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 = rebase_path("//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 |
| 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 |
| 56 # sysroot. |
| 57 assert(is_clang, "sysroot images require clang (try use_sysroot=false)") |
| 58 |
53 _script_arch = current_cpu | 59 _script_arch = current_cpu |
54 if (_script_arch == "x86") { | 60 if (_script_arch == "x86") { |
55 _script_arch = "i386" | 61 _script_arch = "i386" |
56 } else if (_script_arch == "x64") { | 62 } else if (_script_arch == "x64") { |
57 _script_arch = "amd64" | 63 _script_arch = "amd64" |
58 } | 64 } |
59 assert( | 65 assert( |
60 exec_script("//build/dir_exists.py", [ sysroot ], "string") == "True", | 66 exec_script("//build/dir_exists.py", [ sysroot ], "string") == "True", |
61 "Missing sysroot ($sysroot). To fix, run: build/linux/sysroot_scripts/in
stall-sysroot.py --arch=$_script_arch") | 67 "Missing sysroot ($sysroot). To fix, run: build/linux/sysroot_scripts/in
stall-sysroot.py --arch=$_script_arch") |
62 } | 68 } |
63 } else if (is_mac) { | 69 } else if (is_mac) { |
64 import("//build/config/mac/mac_sdk.gni") | 70 import("//build/config/mac/mac_sdk.gni") |
65 sysroot = mac_sdk_path | 71 sysroot = mac_sdk_path |
66 } else if (is_ios) { | 72 } else if (is_ios) { |
67 import("//build/config/ios/ios_sdk.gni") | 73 import("//build/config/ios/ios_sdk.gni") |
68 sysroot = ios_sdk_path | 74 sysroot = ios_sdk_path |
69 } else { | 75 } else { |
70 sysroot = "" | 76 sysroot = "" |
71 } | 77 } |
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