From 1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5 Mon Sep 17 00:00:00 2001 From: Vincent Ambo Date: Sat, 11 Jan 2020 23:36:56 +0000 Subject: Squashed 'third_party/git/' content from commit cb71568594 git-subtree-dir: third_party/git git-subtree-split: cb715685942260375e1eb8153b0768a376e4ece7 --- mergesort.h | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 mergesort.h (limited to 'mergesort.h') diff --git a/mergesort.h b/mergesort.h new file mode 100644 index 000000000000..644cff1f9640 --- /dev/null +++ b/mergesort.h @@ -0,0 +1,17 @@ +#ifndef MERGESORT_H +#define MERGESORT_H + +/* + * Sort linked list in place. + * - get_next_fn() returns the next element given an element of a linked list. + * - set_next_fn() takes two elements A and B, and makes B the "next" element + * of A on the list. + * - compare_fn() takes two elements A and B, and returns negative, 0, positive + * as the same sign as "subtracting" B from A. + */ +void *llist_mergesort(void *list, + void *(*get_next_fn)(const void *), + void (*set_next_fn)(void *, void *), + int (*compare_fn)(const void *, const void *)); + +#endif -- cgit 1.4.1