wget/lib/strerror-override.h

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2022-05-14 03:18:11 +08:00
/* strerror-override.h --- POSIX compatible system error routine
Copyright (C) 2010-2019 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
#ifndef _GL_STRERROR_OVERRIDE_H
# define _GL_STRERROR_OVERRIDE_H
# include <errno.h>
# include <stddef.h>
/* Reasonable buffer size that should never trigger ERANGE; if this
proves too small, we intentionally abort(), to remind us to fix
this value. */
# define STACKBUF_LEN 256
/* If ERRNUM maps to an errno value defined by gnulib, return a string
describing the error. Otherwise return NULL. */
# if REPLACE_STRERROR_0 \
|| GNULIB_defined_ESOCK \
|| GNULIB_defined_ESTREAMS \
|| GNULIB_defined_EWINSOCK \
|| GNULIB_defined_ENOMSG \
|| GNULIB_defined_EIDRM \
|| GNULIB_defined_ENOLINK \
|| GNULIB_defined_EPROTO \
|| GNULIB_defined_EMULTIHOP \
|| GNULIB_defined_EBADMSG \
|| GNULIB_defined_EOVERFLOW \
|| GNULIB_defined_ENOTSUP \
|| GNULIB_defined_ENETRESET \
|| GNULIB_defined_ECONNABORTED \
|| GNULIB_defined_ESTALE \
|| GNULIB_defined_EDQUOT \
|| GNULIB_defined_ECANCELED \
|| GNULIB_defined_EOWNERDEAD \
|| GNULIB_defined_ENOTRECOVERABLE \
|| GNULIB_defined_EILSEQ
extern const char *strerror_override (int errnum) _GL_ATTRIBUTE_CONST;
# else
# define strerror_override(ignored) NULL
# endif
#endif /* _GL_STRERROR_OVERRIDE_H */