dd44378da7
This reverts commit b3f3e86878.
Reason for revert: This created spam in tombstones.
Change-Id: Ia7b8285a6abd6f89d49859a981be1c9cfa104f81
45 lines
2.3 KiB
C
45 lines
2.3 KiB
C
/*
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* Copyright (C) 2021 The Android Open Source Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#pragma once
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#include <stdint.h>
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#include <sys/cdefs.h>
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// Get the presiding config string, in the following order of priority:
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// 1. Environment variables.
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// 2. System properties, in the order they're specified in sys_prop_names.
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// If neither of these options are specified (or they're both an empty string),
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// this function returns false. Otherwise, it returns true, and the presiding
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// options string is written to the `options` buffer of size `size`. If this
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// function returns true, `options` is guaranteed to be null-terminated.
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// `options_size` should be at least PROP_VALUE_MAX.
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__LIBC_HIDDEN__ bool get_config_from_env_or_sysprops(const char* env_var_name,
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const char* const* sys_prop_names,
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size_t sys_prop_names_size, char* options,
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size_t options_size);
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