diff options
Diffstat (limited to 'libft/src/ft_strlchr.c')
| -rw-r--r-- | libft/src/ft_strlchr.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/libft/src/ft_strlchr.c b/libft/src/ft_strlchr.c new file mode 100644 index 0000000..228aa89 --- /dev/null +++ b/libft/src/ft_strlchr.c @@ -0,0 +1,25 @@ +/* ************************************************************************** */ +/* */ +/* ::: :::::::: */ +/* ft_strlchr.c :+: :+: :+: */ +/* +:+ +:+ +:+ */ +/* By: rbousset <marvin@42.fr> +#+ +:+ +#+ */ +/* +#+#+#+#+#+ +#+ */ +/* Created: 2020/02/14 17:07:11 by rbousset #+# #+# */ +/* Updated: 2020/02/14 17:07:11 by rbousset ### ########lyon.fr */ +/* */ +/* ************************************************************************** */ + +#include <libft.h> +#include <stddef.h> + +long + ft_strlchr(const char *s, int c) +{ + const size_t len = ft_strlen(s); + const size_t rem = ft_strlen(ft_strchr(s, c)); + + if (len - rem >= ft_strlen(s)) + return (-1); + return (len - rem); +} |