| 1 | /* Declaration for error-reporting function
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| 2 | Copyright (C) 1995-1997, 2003, 2006, 2008-2022 Free Software Foundation,
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| 3 | Inc.
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| 4 | This file is part of the GNU C Library.
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| 5 |
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| 6 | This file is free software: you can redistribute it and/or modify
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| 7 | it under the terms of the GNU Lesser General Public License as
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| 8 | published by the Free Software Foundation; either version 2.1 of the
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| 9 | License, or (at your option) any later version.
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| 10 |
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| 11 | This file is distributed in the hope that it will be useful,
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | GNU Lesser General Public License for more details.
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| 15 |
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| 16 | You should have received a copy of the GNU Lesser General Public License
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| 17 | along with this program. If not, see <https://www.gnu.org/licenses/>. */
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| 18 |
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| 19 | #ifndef _ERROR_H
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| 20 | #define _ERROR_H 1
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| 21 |
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| 22 | /* Get _GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, _GL_ATTRIBUTE_SPEC_PRINTF_SYSTEM. */
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| 23 | #include <stdio.h>
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| 24 |
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| 25 | #ifdef __cplusplus
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| 26 | extern "C" {
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| 27 | #endif
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| 28 |
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| 29 | /* Print a message with 'fprintf (stderr, FORMAT, ...)';
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| 30 | if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM).
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| 31 | If STATUS is nonzero, terminate the program with 'exit (STATUS)'. */
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| 32 |
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| 33 | extern void error (int __status, int __errnum, const char *__format, ...)
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| 34 | #if GNULIB_VFPRINTF_POSIX
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| 35 | _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, 3, 4))
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| 36 | #else
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| 37 | _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_SYSTEM, 3, 4))
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| 38 | #endif
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| 39 | ;
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| 40 |
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| 41 | extern void error_at_line (int __status, int __errnum, const char *__fname,
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| 42 | unsigned int __lineno, const char *__format, ...)
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| 43 | #if GNULIB_VFPRINTF_POSIX
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| 44 | _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, 5, 6))
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| 45 | #else
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| 46 | _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_SYSTEM, 5, 6))
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| 47 | #endif
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| 48 | ;
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| 49 |
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| 50 | /* If NULL, error will flush stdout, then print on stderr the program
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| 51 | name, a colon and a space. Otherwise, error will call this
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| 52 | function without parameters instead. */
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| 53 | extern void (*error_print_progname) (void);
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| 54 |
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| 55 | /* This variable is incremented each time 'error' is called. */
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| 56 | extern unsigned int error_message_count;
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| 57 |
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| 58 | /* Sometimes we want to have at most one error per line. This
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| 59 | variable controls whether this mode is selected or not. */
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| 60 | extern int error_one_per_line;
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| 61 |
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| 62 | #ifdef __cplusplus
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| 63 | }
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| 64 | #endif
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| 65 |
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| 66 | #endif /* error.h */
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