33 lines
1.4 KiB
Plaintext
33 lines
1.4 KiB
Plaintext
# Copyright 2019 The Chromium Authors
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import("//build/buildflag_header.gni")
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import("//build/config/chromeos/ui_mode.gni")
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import("//build/config/dcheck_always_on.gni")
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declare_args() {
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# Use LogErrorNotReached() for NOTREACHED().
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enable_log_error_not_reached =
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is_chromeos_ash && !(is_debug || dcheck_always_on)
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enable_stack_trace_line_numbers = false
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# Use runtime vlog everywhere except for ash-chrome.
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# When `use_runtime_vlog` is true,
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# command line switch `--vmodule=xxx` or `--v=x` could be used to
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# control vlog level at runtime.
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# when `use_runtime_volog` is false,
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# verbose log level is controlled by `ENABLE_VLOG_LEVEL` macro. VLOG(n)
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# is kept and generate output if `n` is less than or equal to the vlog
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# level defined by the macro.
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# Command line switch `--vmodule=xxx`, or `--v=x` would have no effect.
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#
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# Runtime vlog is used everywhere except on ash-chrome.
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# Ash-chrome has a few vmodule patterns that need to be used indefinitely
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# to investigate problems from logs in feedback reports. These vmodule
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# patterns are using too much cpu cycles (see http://crbug/489441). Turning
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# off runtime vlog and using build time vlog would avoid paying that cpu tax
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# and have a nice side effect of a smaller production binary.
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use_runtime_vlog = !is_chromeos_ash
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}
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