rm_/lib/xstrtol.h

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/* A more useful interface to strtol.
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Copyright (C) 1995-1996, 1998-1999, 2001-2004, 2006-2022 Free Software
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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
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the Free Software Foundation, either version 3 of the License, or
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(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 XSTRTOL_H_
# define XSTRTOL_H_ 1
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/* Get intmax_t, uintmax_t. */
# include <stdint.h>
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# ifndef _STRTOL_ERROR
enum strtol_error
{
LONGINT_OK = 0,
/* These two values can be ORed together, to indicate that both
errors occurred. */
LONGINT_OVERFLOW = 1,
LONGINT_INVALID_SUFFIX_CHAR = 2,
LONGINT_INVALID_SUFFIX_CHAR_WITH_OVERFLOW = (LONGINT_INVALID_SUFFIX_CHAR
| LONGINT_OVERFLOW),
LONGINT_INVALID = 4
};
typedef enum strtol_error strtol_error;
# endif
# define _DECLARE_XSTRTOL(name, type) \
strtol_error name (const char *, char **, int, type *, const char *);
_DECLARE_XSTRTOL (xstrtol, long int)
_DECLARE_XSTRTOL (xstrtoul, unsigned long int)
_DECLARE_XSTRTOL (xstrtoll, long long int)
_DECLARE_XSTRTOL (xstrtoull, unsigned long long int)
_DECLARE_XSTRTOL (xstrtoimax, intmax_t)
_DECLARE_XSTRTOL (xstrtoumax, uintmax_t)
#endif /* not XSTRTOL_H_ */