diff options
Diffstat (limited to 'merge.c')
| -rw-r--r-- | merge.c | 40 |
1 files changed, 25 insertions, 15 deletions
@@ -1,4 +1,6 @@ #include "cache.h" +#include "diff.h" +#include "diffcore.h" #include "lockfile.h" #include "commit.h" #include "run-command.h" @@ -9,10 +11,7 @@ static const char *merge_argument(struct commit *commit) { - if (commit) - return oid_to_hex(&commit->object.oid); - else - return EMPTY_TREE_SHA1_HEX; + return oid_to_hex(commit ? &commit->object.oid : the_hash_algo->empty_tree); } int try_merge_command(const char *strategy, size_t xopts_nr, @@ -61,8 +60,24 @@ int checkout_fast_forward(const struct object_id *head, return -1; memset(&trees, 0, sizeof(trees)); - memset(&opts, 0, sizeof(opts)); memset(&t, 0, sizeof(t)); + + trees[nr_trees] = parse_tree_indirect(head); + if (!trees[nr_trees++]) { + rollback_lock_file(&lock_file); + return -1; + } + trees[nr_trees] = parse_tree_indirect(remote); + if (!trees[nr_trees++]) { + rollback_lock_file(&lock_file); + return -1; + } + for (i = 0; i < nr_trees; i++) { + parse_tree(trees[i]); + init_tree_desc(t+i, trees[i]->buffer, trees[i]->size); + } + + memset(&opts, 0, sizeof(opts)); if (overwrite_ignore) { memset(&dir, 0, sizeof(dir)); dir.flags |= DIR_SHOW_IGNORED; @@ -79,18 +94,13 @@ int checkout_fast_forward(const struct object_id *head, opts.fn = twoway_merge; setup_unpack_trees_porcelain(&opts, "merge"); - trees[nr_trees] = parse_tree_indirect(head); - if (!trees[nr_trees++]) - return -1; - trees[nr_trees] = parse_tree_indirect(remote); - if (!trees[nr_trees++]) + if (unpack_trees(nr_trees, t, &opts)) { + rollback_lock_file(&lock_file); + clear_unpack_trees_porcelain(&opts); return -1; - for (i = 0; i < nr_trees; i++) { - parse_tree(trees[i]); - init_tree_desc(t+i, trees[i]->buffer, trees[i]->size); } - if (unpack_trees(nr_trees, t, &opts)) - return -1; + clear_unpack_trees_porcelain(&opts); + if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK)) return error(_("unable to write new index file")); return 0; |