From af70f178d8fe801d05fe83d00a09509834f4f65c Mon Sep 17 00:00:00 2001 From: Andreas Baumann Date: Sat, 1 Jul 2017 14:32:21 +0200 Subject: added a strlcat --- src/libc/string.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'src/libc/string.c') diff --git a/src/libc/string.c b/src/libc/string.c index 904f33c..2dd351d 100644 --- a/src/libc/string.c +++ b/src/libc/string.c @@ -88,3 +88,27 @@ size_t strlcpy( char *d, const char *s, size_t n ) return len; } + +size_t strlcat( char *d, const char *s, size_t n ) +{ + size_t len = 0; + const char *ss = s; + char *dd = d; + + while( len < n && *dd != '\0' ) { + len++; + dd++; + } + + if( len == n ) { + return len + strlen( s ); + } + + while( len + 1 < n && ( *dd++ = *ss++ ) ) { + len++; + } + + *dd = '\0'; + + return len; +} -- cgit v1.2.3-54-g00ecf