lib: rename include dir to babeltrace2

[babeltrace.git] / include / babeltrace / prio-heap-internal.h

diff --git a/include/babeltrace/prio-heap-internal.h b/include/babeltrace/prio-heap-internal.h
deleted file mode 100644 (file)
index 001e01d..0000000
--- a/include/babeltrace/prio-heap-internal.h
+++ /dev/null
@@ -1,132 +0,0 @@
-#ifndef _BABELTRACE_PRIO_HEAP_H
-#define _BABELTRACE_PRIO_HEAP_H
-
-/*
- * Static-sized priority heap containing pointers. Based on CLRS,
- * chapter 6.
- *
- * Copyright 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include <unistd.h>
-#include <babeltrace/babeltrace-internal.h>
-
-struct ptr_heap {
-       size_t len, alloc_len;
-       void **ptrs;
-       int (*gt)(void *a, void *b);
-};
-
-#ifdef DEBUG_HEAP
-void check_heap(const struct ptr_heap *heap);
-#else
-static inline
-void check_heap(const struct ptr_heap *heap)
-{
-}
-#endif
-
-/**
- * bt_heap_maximum - return the largest element in the heap
- * @heap: the heap to be operated on
- *
- * Returns the largest element in the heap, without performing any modification
- * to the heap structure. Returns NULL if the heap is empty.
- */
-static inline void *bt_heap_maximum(const struct ptr_heap *heap)
-{
-       check_heap(heap);
-       return likely(heap->len) ? heap->ptrs[0] : NULL;
-}
-
-/**
- * bt_heap_init - initialize the heap
- * @heap: the heap to initialize
- * @alloc_len: number of elements initially allocated
- * @gt: function to compare the elements
- *
- * Returns -ENOMEM if out of memory.
- */
-extern int bt_heap_init(struct ptr_heap *heap,
-                    size_t alloc_len,
-                    int gt(void *a, void *b));
-
-/**
- * bt_heap_free - free the heap
- * @heap: the heap to free
- */
-extern void bt_heap_free(struct ptr_heap *heap);
-
-/**
- * bt_heap_insert - insert an element into the heap
- * @heap: the heap to be operated on
- * @p: the element to add
- *
- * Insert an element into the heap.
- *
- * Returns -ENOMEM if out of memory.
- */
-extern int bt_heap_insert(struct ptr_heap *heap, void *p);
-
-/**
- * bt_heap_remove - remove the largest element from the heap
- * @heap: the heap to be operated on
- *
- * Returns the largest element in the heap. It removes this element from the
- * heap. Returns NULL if the heap is empty.
- */
-extern void *bt_heap_remove(struct ptr_heap *heap);
-
-/**
- * bt_heap_cherrypick - remove a given element from the heap
- * @heap: the heap to be operated on
- * @p: the element
- *
- * Remove the given element from the heap. Return the element if present, else
- * return NULL. This algorithm has a complexity of O(n), which is higher than
- * O(log(n)) provided by the rest of this API.
- */
-extern void *bt_heap_cherrypick(struct ptr_heap *heap, void *p);
-
-/**
- * bt_heap_replace_max - replace the the largest element from the heap
- * @heap: the heap to be operated on
- * @p: the pointer to be inserted as topmost element replacement
- *
- * Returns the largest element in the heap. It removes this element from the
- * heap. The heap is rebalanced only once after the insertion. Returns NULL if
- * the heap is empty.
- *
- * This is the equivalent of calling bt_heap_remove() and then bt_heap_insert(), but
- * it only rebalances the heap once. It never allocates memory.
- */
-extern void *bt_heap_replace_max(struct ptr_heap *heap, void *p);
-
-/**
- * bt_heap_copy - copy a heap
- * @dst: the destination heap (must be allocated)
- * @src: the source heap
- *
- * Returns -ENOMEM if out of memory.
- */
-extern int bt_heap_copy(struct ptr_heap *dst, struct ptr_heap *src);
-
-#endif /* _BABELTRACE_PRIO_HEAP_H */