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include: add strlcat() implementation
CC: Donghwa Jeong <dh48.jeong@samsung.com> Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
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Christian Brauner
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Jun 22, 2018
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/* liblxcapi | ||
* | ||
* Copyright © 2018 Christian Brauner <christian@brauner.io>. | ||
* Copyright © 2018 Canonical Ltd. | ||
* | ||
* This program is free software; you can redistribute it and/or modify | ||
* it under the terms of the GNU General Public License version 2, as | ||
* published by the Free Software Foundation. | ||
* | ||
* 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. | ||
* | ||
* This function has been copied from musl. | ||
*/ | ||
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#include <limits.h> | ||
#include <stdint.h> | ||
#include <string.h> | ||
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#ifndef HAVE_STRLCPY | ||
#include "strlcpy.h" | ||
#endif | ||
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size_t strlcat(char *d, const char *s, size_t n) | ||
{ | ||
size_t l = strnlen(d, n); | ||
if (l == n) | ||
return l + strlen(s); | ||
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return l + strlcpy(d + l, s, n - l); | ||
} |
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/* liblxcapi | ||
* | ||
* Copyright © 2018 Christian Brauner <christian@brauner.io>. | ||
* Copyright © 2018 Canonical Ltd. | ||
* | ||
* This program is free software; you can redistribute it and/or modify | ||
* it under the terms of the GNU General Public License version 2, as | ||
* published by the Free Software Foundation. | ||
* | ||
* 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. | ||
* | ||
* This function has been copied from musl. | ||
*/ | ||
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#ifndef _STRLCAT_H | ||
#define _STRLCAT_H | ||
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#include <stdio.h> | ||
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extern size_t strlcat(char *d, const char *s, size_t n); | ||
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#endif |