diff options
Diffstat (limited to 'portable/strlcat.c')
-rw-r--r-- | portable/strlcat.c | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/portable/strlcat.c b/portable/strlcat.c deleted file mode 100644 index 9c8686d..0000000 --- a/portable/strlcat.c +++ /dev/null @@ -1,51 +0,0 @@ -/* - * Replacement for a missing strlcat. - * - * Provides the same functionality as the *BSD function strlcat, originally - * developed by Todd Miller and Theo de Raadt. strlcat works similarly to - * strncat, except simpler. The result is always nul-terminated even if the - * source string is longer than the space remaining in the destination string, - * and the total space required is returned. The third argument is the total - * space available in the destination buffer, not just the amount of space - * remaining. - * - * The canonical version of this file is maintained in the rra-c-util package, - * which can be found at <http://www.eyrie.org/~eagle/software/rra-c-util/>. - * - * Written by Russ Allbery <eagle@eyrie.org> - * - * The authors hereby relinquish any claim to any copyright that they may have - * in this work, whether granted under contract or by operation of law or - * international treaty, and hereby commit to the public, at large, that they - * shall not, at any time in the future, seek to enforce any copyright in this - * work against any person or entity, or prevent any person or entity from - * copying, publishing, distributing or creating derivative works of this - * work. - */ - -#include <config.h> -#include <portable/system.h> - -/* - * If we're running the test suite, rename strlcat to avoid conflicts with - * the system version. - */ -#if TESTING -# define strlcat test_strlcat -size_t test_strlcat(char *, const char *, size_t); -#endif - -size_t -strlcat(char *dst, const char *src, size_t size) -{ - size_t used, length, copy; - - used = strlen(dst); - length = strlen(src); - if (size > 0 && used < size - 1) { - copy = (length >= size - used) ? size - used - 1 : length; - memcpy(dst + used, src, copy); - dst[used + copy] = '\0'; - } - return used + length; -} |