stringbuffer_makeroom()

static void stringbuffer_makeroom ( stringbuffer_t *  s, size_t  size_to_add  )

inlinestatic

If necessary, expand the stringbuffer_t internal buffer to accomodate the specified additional size.

Definition at line 101 of file stringbuffer.c.

References stringbuffer_t::capacity, lwrealloc(), stringbuffer_t::str_end, and stringbuffer_t::str_start.

Referenced by stringbuffer_append(), and stringbuffer_avprintf().

{
        size_t current_size = (s->str_end - s->str_start);
        size_t capacity = s->capacity;
        size_t required_size = current_size + size_to_add;

        while (capacity < required_size)
                capacity *= 2;

        if ( capacity > s->capacity )
        {
                s->str_start = lwrealloc(s->str_start, capacity);
                s->capacity = capacity;
                s->str_end = s->str_start + current_size;
        }
}

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