[gn] Properly qualify variable names that escape v8 context

This prepares for relanding:
https://codereview.chromium.org/2058033002/

All toplevel variables are visible in files including v8.gni.
This works around potential name clashes.

BUG=chromium:616034

Review-Url: https://codereview.chromium.org/2169443002
Cr-Commit-Position: refs/heads/master@{#37896}
This commit is contained in:
machenbach 2016-07-20 02:16:27 -07:00 committed by Commit bot
parent 6ae7f2b5d8
commit d02290ceb9

View File

@ -38,28 +38,28 @@ if (v8_use_external_startup_data == "") {
# Points to // in v8 stand-alone or to //v8/ in chromium. We need absolute
# paths for all configs in templates as they are shared in different
# subdirectories.
path_prefix = get_path_info("../", "abspath")
v8_path_prefix = get_path_info("../", "abspath")
# Common configs to remove or add in all v8 targets.
remove_configs = [ "//build/config/compiler:chromium_code" ]
add_configs = [
v8_remove_configs = [ "//build/config/compiler:chromium_code" ]
v8_add_configs = [
"//build/config/compiler:no_chromium_code",
path_prefix + ":features",
path_prefix + ":toolchain",
v8_path_prefix + ":features",
v8_path_prefix + ":toolchain",
]
if (is_debug && !v8_optimized_debug) {
remove_configs += [ "//build/config/compiler:default_optimization" ]
add_configs += [ "//build/config/compiler:no_optimize" ]
v8_remove_configs += [ "//build/config/compiler:default_optimization" ]
v8_add_configs += [ "//build/config/compiler:no_optimize" ]
} else {
remove_configs += [ "//build/config/compiler:default_optimization" ]
v8_remove_configs += [ "//build/config/compiler:default_optimization" ]
# TODO(crbug.com/621335) Rework this so that we don't have the confusion
# between "optimize_speed" and "optimize_max".
if (is_posix && !is_android && !is_nacl && !using_sanitizer) {
add_configs += [ "//build/config/compiler:optimize_speed" ]
v8_add_configs += [ "//build/config/compiler:optimize_speed" ]
} else {
add_configs += [ "//build/config/compiler:optimize_max" ]
v8_add_configs += [ "//build/config/compiler:optimize_max" ]
}
}
@ -68,8 +68,8 @@ template("v8_source_set") {
source_set(target_name) {
forward_variables_from(invoker, "*", [ "configs" ])
configs += invoker.configs
configs -= remove_configs
configs += add_configs
configs -= v8_remove_configs
configs += v8_add_configs
}
}
@ -77,8 +77,8 @@ template("v8_executable") {
executable(target_name) {
forward_variables_from(invoker, "*", [ "configs" ])
configs += invoker.configs
configs -= remove_configs
configs += add_configs
configs -= v8_remove_configs
configs += v8_add_configs
if (is_linux) {
# For enabling ASLR.
ldflags = [ "-pie" ]
@ -90,7 +90,7 @@ template("v8_component") {
component(target_name) {
forward_variables_from(invoker, "*", [ "configs" ])
configs += invoker.configs
configs -= remove_configs
configs += add_configs
configs -= v8_remove_configs
configs += v8_add_configs
}
}