Dmitry V. Levin
d6c71dd061
Indent the C preprocessor directives to reflect their nesting using the following script: $ cppi -l $(git grep -El '^[[:space:]]*#[[:space:]]*(if|ifdef|ifndef|elif|else|endif|define|pragma)[[:space:]]' |grep -v '\.sh$') |while read f; do cppi < "$f" > "$f".cppi; mv "$f".cppi "$f" done
60 lines
1.9 KiB
C
60 lines
1.9 KiB
C
/*
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* This file contains error printing functions.
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* These functions can be used by various binaries included in the strace
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* package. Variable 'program_invocation_name' and function 'die()'
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* have to be defined globally.
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*
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* Copyright (c) 2001-2018 The strace developers.
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* All rights reserved.
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*
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* SPDX-License-Identifier: LGPL-2.1-or-later
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*/
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#ifndef STRACE_ERROR_PRINTS_H
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# define STRACE_ERROR_PRINTS_H
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# include <stdbool.h>
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# include "gcc_compat.h"
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extern bool debug_flag;
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void die(void) ATTRIBUTE_NORETURN;
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void error_msg(const char *fmt, ...) ATTRIBUTE_FORMAT((printf, 1, 2));
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void perror_msg(const char *fmt, ...) ATTRIBUTE_FORMAT((printf, 1, 2));
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void perror_msg_and_die(const char *fmt, ...)
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ATTRIBUTE_FORMAT((printf, 1, 2)) ATTRIBUTE_NORETURN;
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void error_msg_and_help(const char *fmt, ...)
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ATTRIBUTE_FORMAT((printf, 1, 2)) ATTRIBUTE_NORETURN;
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void error_msg_and_die(const char *fmt, ...)
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ATTRIBUTE_FORMAT((printf, 1, 2)) ATTRIBUTE_NORETURN;
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/* Wrappers for if (debug_flag) error_msg(...) */
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# define debug_msg(...) \
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do { \
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if (debug_flag) \
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error_msg(__VA_ARGS__); \
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} while (0)
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# define debug_perror_msg(...) \
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do { \
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if (debug_flag) \
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perror_msg(__VA_ARGS__); \
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} while (0)
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/* Simple wrappers for providing function name in error messages */
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# define error_func_msg(fmt_, ...) \
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error_msg("%s: " fmt_, __func__, ##__VA_ARGS__)
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# define perror_func_msg(fmt_, ...) \
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perror_msg("%s: " fmt_, __func__, ##__VA_ARGS__)
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# define debug_func_msg(fmt_, ...) \
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debug_msg("%s: " fmt_, __func__, ##__VA_ARGS__)
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# define debug_func_perror_msg(fmt_, ...) \
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debug_perror_msg("%s: " fmt_, __func__, ##__VA_ARGS__)
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# define error_func_msg_and_die(fmt_, ...) \
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error_msg_and_die("%s: " fmt_, __func__, ##__VA_ARGS__)
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# define perror_func_msg_and_die(fmt_, ...) \
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perror_msg_and_die("%s: " fmt_, __func__, ##__VA_ARGS__)
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#endif /* !STRACE_ERROR_PRINTS_H */
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