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/* Declaration for error-reporting function Copyright (C) 1995-2021 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ #ifndef _ERROR_H #define _ERROR_H 1 #include <features.h> __BEGIN_DECLS /* Print a message with `fprintf (stderr, FORMAT, ...)'; if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM). If STATUS is nonzero, terminate the program with `exit (STATUS)'. */ extern void error (int __status, int __errnum, const char *__format, ...) __attribute__ ((__format__ (__printf__, 3, 4))); extern void error_at_line (int __status, int __errnum, const char *__fname, unsigned int __lineno, const char *__format, ...) __attribute__ ((__format__ (__printf__, 5, 6))); /* If NULL, error will flush stdout, then print on stderr the program name, a colon and a space. Otherwise, error will call this function without parameters instead. */ extern void (*error_print_progname) (void); /* This variable is incremented each time `error' is called. */ extern unsigned int error_message_count; /* Sometimes we want to have at most one error per line. This variable controls whether this mode is selected or not. */ extern int error_one_per_line; #include <bits/floatn.h> #if defined __LDBL_COMPAT || __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1 # include <bits/error-ldbl.h> #else /* Do not inline error and error_at_line when long double has the same size of double, nor when long double reuses the float128 implementation, because that would invalidate the redirections to the compatibility functions. */ # if defined __extern_always_inline && defined __va_arg_pack # include <bits/error.h> # endif #endif __END_DECLS #endif /* error.h */