mirror of
https://github.com/alsa-project/alsa-utils
synced 2024-12-22 23:46:31 +01:00
d6a71bfbde
strlcat and strlcpy have been added to glibc 2.38. update the defines to use the glibc versions, and not conflict with string.h. ref: - https://sourceware.org/git/?p=glibc.git;a=commit;h=454a20c8756c9c1d55419153255fc7692b3d2199 Fixes: https://github.com/alsa-project/alsa-utils/pull/225 Signed-off-by: Jaroslav Kysela <perex@perex.cz>
65 lines
1.6 KiB
C
65 lines
1.6 KiB
C
/*
|
|
* Copyright (C) 2003 Greg Kroah-Hartman <greg@kroah.com>
|
|
* Copyright (C) 2005-2006 Kay Sievers <kay.sievers@vrfy.org>
|
|
*
|
|
* 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 version 2 of the License.
|
|
*
|
|
* 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.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*
|
|
*/
|
|
|
|
#if defined(__GLIBC__) && !(defined(__UCLIBC__) && defined(__USE_BSD))
|
|
#if !(__GLIBC_PREREQ(2, 38))
|
|
static size_t strlcpy(char *dst, const char *src, size_t size)
|
|
{
|
|
size_t bytes = 0;
|
|
char *q = dst;
|
|
const char *p = src;
|
|
char ch;
|
|
|
|
while ((ch = *p++)) {
|
|
if (bytes+1 < size)
|
|
*q++ = ch;
|
|
bytes++;
|
|
}
|
|
|
|
/* If size == 0 there is no space for a final null... */
|
|
if (size)
|
|
*q = '\0';
|
|
return bytes;
|
|
}
|
|
|
|
static size_t strlcat(char *dst, const char *src, size_t size)
|
|
{
|
|
size_t bytes = 0;
|
|
char *q = dst;
|
|
const char *p = src;
|
|
char ch;
|
|
|
|
while (bytes < size && *q) {
|
|
q++;
|
|
bytes++;
|
|
}
|
|
if (bytes == size)
|
|
return (bytes + strlen(src));
|
|
|
|
while ((ch = *p++)) {
|
|
if (bytes+1 < size)
|
|
*q++ = ch;
|
|
bytes++;
|
|
}
|
|
|
|
*q = '\0';
|
|
return bytes;
|
|
}
|
|
#endif /* !(__GLIBC_PREREQ(2, 38)) */
|
|
#endif /* __GLIBC__ */
|