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/* set-fields.h -- parse field list argument
Copyright (C) 2015-2022 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 SET_FIELDS_H
# define SET_FIELDS_H
struct field_range_pair
{
uintmax_t lo;
uintmax_t hi;
};
/* Array of `struct range_pair' holding all the finite ranges. */
extern struct field_range_pair *frp;
/* Number of finite ranges specified by the user. */
extern size_t n_frp;
/* field list parsing options */
enum
{
SETFLD_ALLOW_DASH = 0x01, /* allow single dash meaning 'all fields' */
SETFLD_COMPLEMENT = 0x02, /* complement the field list */
SETFLD_ERRMSG_USE_POS = 0x04 /* when reporting errors, say 'position' instead
of 'field' (used with cut -b/-c) */
};
/* allocates and initializes the FRP array and N_FRP count */
extern void set_fields (char const *fieldstr, unsigned int options);
#endif
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