diff options
Diffstat (limited to 'src/contrib/openbsd/strlcat.h')
-rw-r--r-- | src/contrib/openbsd/strlcat.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/contrib/openbsd/strlcat.h b/src/contrib/openbsd/strlcat.h new file mode 100644 index 0000000..7016069 --- /dev/null +++ b/src/contrib/openbsd/strlcat.h @@ -0,0 +1,31 @@ +/* + * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#pragma once + +#ifndef HAVE_STRLCAT +#define strlcat(dst, src, size) knot_strlcat(dst, src, size) +#endif + +/* + * Appends src to string dst of size siz (unlike strncat, siz is the + * full size of dst, not space left). At most siz-1 characters + * will be copied. Always NUL terminates (unless siz <= strlen(dst)). + * Returns strlen(src) + MIN(siz, strlen(initial dst)). + * If retval >= siz, truncation occurred. + */ +size_t +knot_strlcat(char *dst, const char *src, size_t siz); |