85 lines
3.3 KiB
C
85 lines
3.3 KiB
C
/*
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* Copyright (C) 2015 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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/**
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* @file error.h
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* @brief GNU error reporting functions.
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*/
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#include <sys/cdefs.h>
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__BEGIN_DECLS
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/**
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* [error_print_progname(3)](http://man7.org/linux/man-pages/man3/error_print_progname.3.html) is
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* a function pointer that, if non-null, is called by error() instead of prefixing errors with the
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* program name.
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*
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* Available since API level 23.
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*/
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extern void (* _Nullable error_print_progname)(void) __INTRODUCED_IN(23);
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/**
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* [error_message_count(3)](http://man7.org/linux/man-pages/man3/error_message_count.3.html) is
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* a global count of the number of calls to error() and error_at_line().
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*
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* Available since API level 23.
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*/
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extern unsigned int error_message_count __INTRODUCED_IN(23);
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/**
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* [error_one_per_line(3)](http://man7.org/linux/man-pages/man3/error_one_per_line.3.html) is
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* a global flag that if non-zero disables printing multiple errors with the same filename and
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* line number.
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*
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* Available since API level 23.
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*/
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extern int error_one_per_line __INTRODUCED_IN(23);
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/**
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* [error(3)](http://man7.org/linux/man-pages/man3/error.3.html) formats the given printf()-like
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* error message, preceded by the program name. Calls exit if `__status` is non-zero, and appends
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* the result of strerror() if `__errno` is non-zero.
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*
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* Available since API level 23.
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*/
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void error(int __status, int __errno, const char* _Nonnull __fmt, ...) __printflike(3, 4) __INTRODUCED_IN(23);
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/**
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* [error_at_line(3)](http://man7.org/linux/man-pages/man3/error_at_line.3.html) formats the given
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* printf()-like error message, preceded by the program name and the given filename and line number.
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* Calls exit if `__status` is non-zero, and appends the result of strerror() if `__errno` is
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* non-zero.
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*
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* Available since API level 23.
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*/
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void error_at_line(int __status, int __errno, const char* _Nonnull __filename, unsigned int __line_number, const char* _Nonnull __fmt, ...) __printflike(5, 6) __INTRODUCED_IN(23);
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__END_DECLS
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