Use hermetic toolchain on Mac, except for local iOS builds

Copied from https://chromium.googlesource.com/chromium/src/+/d04b06a98/build_overrides/build.gni

BUG=chromium:763924

Review-Url: https://codereview.webrtc.org/3013003002
Cr-Commit-Position: refs/heads/master@{#19781}
This commit is contained in:
oprypin 2017-09-11 11:38:48 -07:00 committed by Commit Bot
parent 357429dd1e
commit 370c6d5694
2 changed files with 13 additions and 3 deletions

3
.gn
View file

@ -25,7 +25,8 @@ check_targets = [ "//webrtc/*" ]
# These are the list of GN files that run exec_script. This whitelist exists
# to force additional review for new uses of exec_script, which is strongly
# discouraged except for gypi_to_gn calls.
exec_script_whitelist = build_dotfile_settings.exec_script_whitelist
exec_script_whitelist = build_dotfile_settings.exec_script_whitelist +
[ "//build_overrides/build.gni" ]
default_args = {
# Webrtc does not support component builds because we are not using the

View file

@ -35,5 +35,14 @@ lint_suppressions_file = "//tools_webrtc/android/suppressions.xml"
# so we just ignore that assert. See https://crbug.com/648948 for more info.
ignore_elf32_limitations = true
# Use bundled hermetic Xcode installation maintainted by Chromium.
use_system_xcode = false
# Use bundled hermetic Xcode installation maintainted by Chromium,
# except for local iOS builds where it's unsupported.
if (host_os == "mac") {
_result = exec_script("//build/mac/should_use_hermetic_xcode.py",
[ target_os ],
"value")
assert(_result != 2,
"Do not allow building targets with the default" +
"hermetic toolchain if the minimum OS version is not met.")
use_system_xcode = _result == 0
}