88 строки
2.6 KiB
Plaintext
88 строки
2.6 KiB
Plaintext
# Copyright 2015 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.
|
|
|
|
assert(is_win, "This only runs on Windows.")
|
|
|
|
# Runs mc.exe over a list of sources. The outputs (a header and rc file) are
|
|
# placed in the target gen dir, and compiled.
|
|
#
|
|
# sources
|
|
# List of message files to process.
|
|
#
|
|
# user_mode_logging (optional bool)
|
|
# Generates user-mode logging code. Defaults to false (no logging code).
|
|
#
|
|
# compile_generated_code (optional, deafults = true)
|
|
# If unset or true, the generated code will be compiled and linked into
|
|
# targets that depend on it. If set to false, the .h and .rc files will only
|
|
# be generated.
|
|
#
|
|
# deps, public_deps, visibility
|
|
# Normal meaning.
|
|
template("message_compiler") {
|
|
if (defined(invoker.compile_generated_code) &&
|
|
!invoker.compile_generated_code) {
|
|
compile_generated_code = false
|
|
action_name = target_name
|
|
} else {
|
|
compile_generated_code = true
|
|
action_name = "${target_name}_mc"
|
|
source_set_name = target_name
|
|
}
|
|
|
|
action_foreach(action_name) {
|
|
if (compile_generated_code) {
|
|
visibility = [ ":$source_set_name" ]
|
|
} else {
|
|
forward_variables_from(invoker, [ "visibility" ])
|
|
}
|
|
|
|
script = "//build/win/message_compiler.py"
|
|
|
|
outputs = [
|
|
"$target_gen_dir/{{source_name_part}}.h",
|
|
"$target_gen_dir/{{source_name_part}}.rc",
|
|
]
|
|
|
|
args = [
|
|
# The first argument is the environment file saved to the build
|
|
# directory. This is required because the Windows toolchain setup saves
|
|
# the VC paths and such so that running "mc.exe" will work with the
|
|
# configured toolchain. This file is in the root build dir.
|
|
"environment.$current_cpu",
|
|
|
|
# Where to put the header.
|
|
"-h",
|
|
rebase_path(target_gen_dir, root_build_dir),
|
|
|
|
# Where to put the .rc file.
|
|
"-r",
|
|
rebase_path(target_gen_dir, root_build_dir),
|
|
|
|
# Input is Unicode.
|
|
"-u",
|
|
]
|
|
if (defined(invoker.user_mode_logging) && invoker.user_mode_logging) {
|
|
args += [ "-um" ]
|
|
}
|
|
args += [ "{{source}}" ]
|
|
|
|
forward_variables_from(invoker,
|
|
[
|
|
"deps",
|
|
"public_deps",
|
|
"sources",
|
|
])
|
|
}
|
|
|
|
if (compile_generated_code) {
|
|
# Compile the generated rc file.
|
|
source_set(source_set_name) {
|
|
forward_variables_from(invoker, [ "visibility" ])
|
|
sources = get_target_outputs(":$action_name")
|
|
deps = [ ":$action_name" ]
|
|
}
|
|
}
|
|
}
|