t/chainlint: add chainlint "cuddled" test cases
[git] / builtin / merge-ours.c
1 /*
2  * Implementation of git-merge-ours.sh as builtin
3  *
4  * Copyright (c) 2007 Thomas Harning Jr
5  * Original:
6  * Original Copyright (c) 2005 Junio C Hamano
7  *
8  * Pretend we resolved the heads, but declare our tree trumps everybody else.
9  */
10 #include "git-compat-util.h"
11 #include "builtin.h"
12 #include "diff.h"
13
14 static const char builtin_merge_ours_usage[] =
15         "git merge-ours <base>... -- HEAD <remote>...";
16
17 int cmd_merge_ours(int argc, const char **argv, const char *prefix)
18 {
19         if (argc == 2 && !strcmp(argv[1], "-h"))
20                 usage(builtin_merge_ours_usage);
21
22         /*
23          * The contents of the current index becomes the tree we
24          * commit.  The index must match HEAD, or this merge cannot go
25          * through.
26          */
27         if (read_cache() < 0)
28                 die_errno("read_cache failed");
29         if (index_differs_from("HEAD", NULL, 0))
30                 exit(2);
31         exit(0);
32 }