57 lines
2 KiB
C
57 lines
2 KiB
C
/* strerror-override.h --- POSIX compatible system error routine
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Copyright (C) 2010-2023 Free Software Foundation, Inc.
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This file is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation; either version 2.1 of the
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License, or (at your option) any later version.
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This file is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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#ifndef _GL_STRERROR_OVERRIDE_H
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# define _GL_STRERROR_OVERRIDE_H
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# include <errno.h>
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# include <stddef.h>
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/* Reasonable buffer size that should never trigger ERANGE; if this
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proves too small, we intentionally abort(), to remind us to fix
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this value. */
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# define STACKBUF_LEN 256
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/* If ERRNUM maps to an errno value defined by gnulib, return a string
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describing the error. Otherwise return NULL. */
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# if REPLACE_STRERROR_0 \
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|| GNULIB_defined_ESOCK \
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|| GNULIB_defined_ESTREAMS \
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|| GNULIB_defined_EWINSOCK \
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|| GNULIB_defined_ENOMSG \
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|| GNULIB_defined_EIDRM \
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|| GNULIB_defined_ENOLINK \
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|| GNULIB_defined_EPROTO \
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|| GNULIB_defined_EMULTIHOP \
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|| GNULIB_defined_EBADMSG \
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|| GNULIB_defined_EOVERFLOW \
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|| GNULIB_defined_ENOTSUP \
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|| GNULIB_defined_ENETRESET \
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|| GNULIB_defined_ECONNABORTED \
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|| GNULIB_defined_ESTALE \
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|| GNULIB_defined_EDQUOT \
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|| GNULIB_defined_ECANCELED \
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|| GNULIB_defined_EOWNERDEAD \
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|| GNULIB_defined_ENOTRECOVERABLE \
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|| GNULIB_defined_EILSEQ
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extern const char *strerror_override (int errnum) _GL_ATTRIBUTE_CONST;
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# else
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# define strerror_override(ignored) NULL
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# define GNULIB_defined_strerror_override_macro 1
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# endif
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#endif /* _GL_STRERROR_OVERRIDE_H */
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