diff --git a/src/cats_strings/cats_strings.c b/src/cats_strings/cats_strings.c index a8e7c8e74efb4fd413082496849da5a81e4e836e..7364224bb64931c78779e487fa01470e6a112018 100644 --- a/src/cats_strings/cats_strings.c +++ b/src/cats_strings/cats_strings.c @@ -136,6 +136,17 @@ struct string_array *new_string_array() return result; } +const char *get_nth_string_from_array(const struct string_array *array, int n) +{ + assert(array != NULL); + if (n < 0 && n >= array->count) { + log_message(LOG_ERROR, "%s: requested string index %d out of range [0, %d]", __func__ , n, array->count); + exit(EXIT_FAILURE); + } + + return array->string[n]; + +} struct string_array *new_string_array_init(const char *entry) { diff --git a/src/cats_strings/cats_strings.h b/src/cats_strings/cats_strings.h index f1a5b4b1dd63378c076b0ccbc334da8612d867e5..8179efd5869aa41522b0646d1d218c6d7108fabd 100644 --- a/src/cats_strings/cats_strings.h +++ b/src/cats_strings/cats_strings.h @@ -88,7 +88,7 @@ void string_array_add_double(struct string_array *array, double number, const ch void string_array_add_int_conditional(struct string_array *array, int32_t number, const char *format_string, bool condition); - +const char *get_nth_string_from_array(const struct string_array *array, int n); void print_string_array(const struct string_array *array); char *remove_0th_token(char *line, const char *sep);