mirror of
https://github.com/klzgrad/naiveproxy.git
synced 2024-11-28 00:06:09 +03:00
78 lines
2.9 KiB
Plaintext
78 lines
2.9 KiB
Plaintext
|
# Copyright 2016 The Chromium Authors. All rights reserved.
|
||
|
# Use of this source code is governed by a BSD-style license that can be
|
||
|
# found in the LICENSE file.
|
||
|
|
||
|
import("//build/config/compiler/compiler.gni")
|
||
|
|
||
|
template("split_static_library") {
|
||
|
assert(defined(invoker.split_count),
|
||
|
"Must define split_count for split_static_library")
|
||
|
|
||
|
# In many conditions the number of inputs will be 1 (because the
|
||
|
# count will be conditional on platform or configuration) and for
|
||
|
# some build configurations it's unnecessary to split libraries
|
||
|
# since the tooling will never create files of a problematic size.
|
||
|
if (invoker.split_count == 1 || use_lld) {
|
||
|
static_library(target_name) {
|
||
|
forward_variables_from(invoker, "*")
|
||
|
}
|
||
|
} else {
|
||
|
group_name = target_name
|
||
|
|
||
|
generated_static_libraries = []
|
||
|
current_library_index = 0
|
||
|
foreach(current_sources, split_list(invoker.sources, invoker.split_count)) {
|
||
|
current_name = "${target_name}_$current_library_index"
|
||
|
assert(
|
||
|
current_sources != [],
|
||
|
"Your values for splitting a static library generate one that has no sources.")
|
||
|
generated_static_libraries += [ ":$current_name" ]
|
||
|
|
||
|
static_library(current_name) {
|
||
|
# Generated static library shard gets everything but sources (which
|
||
|
# we're redefining) and visibility (which is set to be the group
|
||
|
# below).
|
||
|
forward_variables_from(invoker,
|
||
|
"*",
|
||
|
[
|
||
|
"check_includes",
|
||
|
"sources",
|
||
|
"visibility",
|
||
|
])
|
||
|
sources = current_sources
|
||
|
visibility = [ ":$group_name" ]
|
||
|
|
||
|
# When splitting a target's sources up into a series of static
|
||
|
# libraries, those targets will naturally include headers from each
|
||
|
# other arbitrarily. We could theoretically generate a web of
|
||
|
# dependencies and allow_circular_includes_from between all pairs of
|
||
|
# targets, but that's very cumbersome. Typical usage in Chrome is that
|
||
|
# only official Windows builds use split static libraries due to the
|
||
|
# Visual Studio size limits, and this means we'll still get header
|
||
|
# checking coverage for the other configurations.
|
||
|
check_includes = false
|
||
|
|
||
|
# Uniquify the output name if one is specified.
|
||
|
if (defined(invoker.output_name)) {
|
||
|
output_name = "${invoker.output_name}_$current_library_index"
|
||
|
}
|
||
|
}
|
||
|
|
||
|
current_library_index = current_library_index + 1
|
||
|
}
|
||
|
|
||
|
group(group_name) {
|
||
|
public_deps = generated_static_libraries
|
||
|
forward_variables_from(invoker,
|
||
|
[
|
||
|
"testonly",
|
||
|
"visibility",
|
||
|
])
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
set_defaults("split_static_library") {
|
||
|
configs = default_compiler_configs
|
||
|
}
|