5251b64d57
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@6616 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
106 lines
2.3 KiB
C
106 lines
2.3 KiB
C
/*
|
|
* "$Id$"
|
|
*
|
|
* BSD string functions for the Fast Light Tool Kit (FLTK).
|
|
*
|
|
* Copyright 1998-2009 by Bill Spitzak and others.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
|
|
* USA.
|
|
*
|
|
* Please report all bugs and problems on the following page:
|
|
*
|
|
* http://www.fltk.org/str.php
|
|
*/
|
|
|
|
#include "flstring.h"
|
|
|
|
|
|
/*
|
|
* 'fl_strlcat()' - Safely concatenate two strings.
|
|
*/
|
|
|
|
size_t /* O - Length of string */
|
|
fl_strlcat(char *dst, /* O - Destination string */
|
|
const char *src, /* I - Source string */
|
|
size_t size) { /* I - Size of destination string buffer */
|
|
size_t srclen; /* Length of source string */
|
|
size_t dstlen; /* Length of destination string */
|
|
|
|
|
|
/*
|
|
* Figure out how much room is left...
|
|
*/
|
|
|
|
dstlen = strlen(dst);
|
|
size -= dstlen + 1;
|
|
|
|
if (!size) return (dstlen); /* No room, return immediately... */
|
|
|
|
/*
|
|
* Figure out how much room is needed...
|
|
*/
|
|
|
|
srclen = strlen(src);
|
|
|
|
/*
|
|
* Copy the appropriate amount...
|
|
*/
|
|
|
|
if (srclen > size) srclen = size;
|
|
|
|
memcpy(dst + dstlen, src, srclen);
|
|
dst[dstlen + srclen] = '\0';
|
|
|
|
return (dstlen + srclen);
|
|
}
|
|
|
|
|
|
/*
|
|
* 'fl_strlcpy()' - Safely copy two strings.
|
|
*/
|
|
|
|
size_t /* O - Length of string */
|
|
fl_strlcpy(char *dst, /* O - Destination string */
|
|
const char *src, /* I - Source string */
|
|
size_t size) { /* I - Size of destination string buffer */
|
|
size_t srclen; /* Length of source string */
|
|
|
|
|
|
/*
|
|
* Figure out how much room is needed...
|
|
*/
|
|
|
|
size --;
|
|
|
|
srclen = strlen(src);
|
|
|
|
/*
|
|
* Copy the appropriate amount...
|
|
*/
|
|
|
|
if (srclen > size) srclen = size;
|
|
|
|
memcpy(dst, src, srclen);
|
|
dst[srclen] = '\0';
|
|
|
|
return (srclen);
|
|
}
|
|
|
|
|
|
/*
|
|
* End of "$Id$".
|
|
*/
|