mirror of
https://github.com/coreutils/coreutils.git
synced 2025-01-11 10:33:49 +08:00
465a0e3b5e
Renamed from MBSW_ACCEPT_UNPRINTABLE and MBSW_ACCEPT_INVALID with inverted sense. All uses changed.
44 lines
1.7 KiB
C
44 lines
1.7 KiB
C
/* Determine the number of screen columns needed for a string.
|
|
Copyright (C) 2000-2001 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 2, 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, write to the Free Software Foundation,
|
|
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
|
|
|
|
#ifndef PARAMS
|
|
# if defined (__GNUC__) || __STDC__
|
|
# define PARAMS(Args) Args
|
|
# else
|
|
# define PARAMS(Args) ()
|
|
# endif
|
|
#endif
|
|
|
|
/* Optional flags to influence mbswidth/mbsnwidth behavior. */
|
|
|
|
/* If this bit is set, return -1 upon finding an invalid or incomplete
|
|
character. Otherwise, assume invalid characters have width 1. */
|
|
#define MBSW_REJECT_INVALID 1
|
|
|
|
/* If this bit is set, return -1 upon finding a non-printable character.
|
|
Otherwise, assume unprintable characters have width 0 if they are
|
|
control characters and 1 otherwise. */
|
|
#define MBSW_REJECT_UNPRINTABLE 2
|
|
|
|
/* Returns the number of screen columns needed for STRING. */
|
|
#define mbswidth gnu_mbswidth /* avoid clash with UnixWare 7.1.1 function */
|
|
extern int mbswidth PARAMS ((const char *string, int flags));
|
|
|
|
/* Returns the number of screen columns needed for the NBYTES bytes
|
|
starting at BUF. */
|
|
extern int mbsnwidth PARAMS ((const char *buf, size_t nbytes, int flags));
|