From 8ffec2a3aba6f114784e11f89ef1d57a096ae540 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 19:39:29 +0200 Subject: Adding upstream version 8.32. Signed-off-by: Daniel Baumann --- lib/mbswidth.h | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 lib/mbswidth.h (limited to 'lib/mbswidth.h') diff --git a/lib/mbswidth.h b/lib/mbswidth.h new file mode 100644 index 0000000..50ef747 --- /dev/null +++ b/lib/mbswidth.h @@ -0,0 +1,60 @@ +/* Determine the number of screen columns needed for a string. + Copyright (C) 2000-2004, 2007, 2009-2020 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 . */ + +#include + +/* Avoid a clash of our mbswidth() with a function of the same name defined + in UnixWare 7.1.1 . We need this #include before the #define + below. + However, we don't want to #include on all platforms because + - Tru64 with Desktop Toolkit C has a bug: must be included before + . + - BSD/OS 4.1 has a bug: and must be included before + . */ +#if HAVE_DECL_MBSWIDTH_IN_WCHAR_H +# include +#endif + + +#ifdef __cplusplus +extern "C" { +#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 (const char *string, int flags); + +/* Returns the number of screen columns needed for the NBYTES bytes + starting at BUF. */ +extern int mbsnwidth (const char *buf, size_t nbytes, int flags); + + +#ifdef __cplusplus +} +#endif -- cgit v1.2.3