Are there standard Queue implementations for C? - Stack Overflow
2019年10月5日 · C has very little in terms of data structures and forces you to resort to arguable tricks to implement abstract data types: see an article titled “Incomplete types as abstractions” if you can find it, or see how the principles are applied in, say, PolarSSL's bignum.h file. C++ on the other hand is supposed to allow you to do pretty much ...
Library for the Basic Data Structures, such as Queue, in C
2014年3月6日 · There isn't one in the standard C library; tracing back through the related posts, it looks like the Queue data structure was meant to be written by the student. Unlike C++, the standard C library does not provide a standard set of containers.
queue - How do I implement a circular list (ring buffer) in C?
2008年10月18日 · A very simple implementation, expressed in C. Implements a circular buffer style FIFO queue. Could be made more generic by creating a structure containing the queue size, queue data, and queue indexes (in and out), which would be passed in with the data to add or remove from the queue.
Priority queue implementation in C - Stack Overflow
2010年4月10日 · To anyone looking for a priority queue: I recommend finding some code that has good, passing unit tests. I don't recommend PQLib unless it's updated and includes tests. To the owner of PQLib or anyone recommending it: I assumed this code was complete and spent a fair bit of time debugging until I realized it wasn't, which was frustrating.
c# - How can I check if a Queue is empty? - Stack Overflow
2013年1月11日 · Note, the foreach approach doesn't work if you need to add any items to the queue as you are processing the queue (e.g. if you are implementing BFS algorithm) because then the enumerator would be invalidated.
insert - C: Enqueue() - Inserting at the end of a linked list ...
2014年10月26日 · If queue isn't null, it steps to the end of the list and assigns queue->next to queue. then it assigns new_node to queue->next... and returns queue. Will that work for more than 2 elements? Linked lists are making my head hurt.
c# Adding a Remove(int index) method to the .NET Queue class
2009年2月10日 · private static void MoveHeadToTail<T>(this Queue<T> queue) { Contract.Requires(queue != null); var dequed = queue.Dequeue(); queue.Enqueue(dequed); } This implementation also modifies the actual Queue<T> rather than returning a new Queue<T> (which I think is more in-keeping with other RemoveAt implementations).
c - pthread synchronized blocking queue - Stack Overflow
2011年1月2日 · * * @param queue Pointer to the queue that should be initialized * @return 0 on success see pthread_mutex_init */ int thread_queue_init(struct threadqueue *queue); /** * Adds a message to a queue * * @ingroup ThreadQueue * * thread_queue_add adds a "message" to the specified queue, a message * is just a pointer to a anything of the users choice.
C Queue Char Array - Stack Overflow
You've implemented a queue that stores char values. In C, a string is a char *, which is a pointer to a sequence of contiguous char values ending in a \0. If you want to store strings, your elements array should be a char **, which is a pointer to a pointer to char. This is the normal way in C to refer to dynamically allocated array of pointers.
How to implement priority queue in C programming?
I need to implement a priority queue in C programming using singly linked list. I do not have a clear idea about priority queue. I googled but didn't fully understand what I found. My understanding is that a priority queue is a queue whose elements are ordered by priority.