diff options
| -rw-r--r-- | merge-recursive.c | 85 | ||||
| -rw-r--r-- | merge-recursive.h | 2 | ||||
| -rwxr-xr-x | t/t3501-revert-cherry-pick.sh | 2 | ||||
| -rwxr-xr-x | t/t6043-merge-rename-directories.sh | 2 | ||||
| -rwxr-xr-x | t/t7607-merge-overwrite.sh | 2 | ||||
| -rw-r--r-- | unpack-trees.c | 4 | ||||
| -rw-r--r-- | unpack-trees.h | 4 |
7 files changed, 77 insertions, 24 deletions
diff --git a/merge-recursive.c b/merge-recursive.c index 87f2479e1a..4fb5f797da 100644 --- a/merge-recursive.c +++ b/merge-recursive.c @@ -337,32 +337,37 @@ static void init_tree_desc_from_tree(struct tree_desc *desc, struct tree *tree) init_tree_desc(desc, tree->buffer, tree->size); } -static int git_merge_trees(int index_only, +static int git_merge_trees(struct merge_options *o, struct tree *common, struct tree *head, struct tree *merge) { int rc; struct tree_desc t[3]; - struct unpack_trees_options opts; - memset(&opts, 0, sizeof(opts)); - if (index_only) - opts.index_only = 1; + memset(&o->unpack_opts, 0, sizeof(o->unpack_opts)); + if (o->call_depth) + o->unpack_opts.index_only = 1; else - opts.update = 1; - opts.merge = 1; - opts.head_idx = 2; - opts.fn = threeway_merge; - opts.src_index = &the_index; - opts.dst_index = &the_index; - setup_unpack_trees_porcelain(&opts, "merge"); + o->unpack_opts.update = 1; + o->unpack_opts.merge = 1; + o->unpack_opts.head_idx = 2; + o->unpack_opts.fn = threeway_merge; + o->unpack_opts.src_index = &the_index; + o->unpack_opts.dst_index = &the_index; + setup_unpack_trees_porcelain(&o->unpack_opts, "merge"); init_tree_desc_from_tree(t+0, common); init_tree_desc_from_tree(t+1, head); init_tree_desc_from_tree(t+2, merge); - rc = unpack_trees(3, t, &opts); + rc = unpack_trees(3, t, &o->unpack_opts); + /* + * unpack_trees NULLifies src_index, but it's used in verify_uptodate, + * so set to the new index which will usually have modification + * timestamp info copied over. + */ + o->unpack_opts.src_index = &the_index; cache_tree_free(&active_cache_tree); return rc; } @@ -795,6 +800,20 @@ static int would_lose_untracked(const char *path) return !was_tracked(path) && file_exists(path); } +static int was_dirty(struct merge_options *o, const char *path) +{ + struct cache_entry *ce; + int dirty = 1; + + if (o->call_depth || !was_tracked(path)) + return !dirty; + + ce = cache_file_exists(path, strlen(path), ignore_case); + dirty = (ce->ce_stat_data.sd_mtime.sec > 0 && + verify_uptodate(ce, &o->unpack_opts) != 0); + return dirty; +} + static int make_room_for_path(struct merge_options *o, const char *path) { int status, i; @@ -2687,6 +2706,7 @@ static int handle_modify_delete(struct merge_options *o, static int merge_content(struct merge_options *o, const char *path, + int file_in_way, struct object_id *o_oid, int o_mode, struct object_id *a_oid, int a_mode, struct object_id *b_oid, int b_mode, @@ -2761,7 +2781,7 @@ static int merge_content(struct merge_options *o, return -1; } - if (df_conflict_remains) { + if (df_conflict_remains || file_in_way) { char *new_path; if (o->call_depth) { remove_file_from_cache(path); @@ -2795,6 +2815,30 @@ static int merge_content(struct merge_options *o, return mfi.clean; } +static int conflict_rename_normal(struct merge_options *o, + const char *path, + struct object_id *o_oid, unsigned int o_mode, + struct object_id *a_oid, unsigned int a_mode, + struct object_id *b_oid, unsigned int b_mode, + struct rename_conflict_info *ci) +{ + int clean_merge; + int file_in_the_way = 0; + + if (was_dirty(o, path)) { + file_in_the_way = 1; + output(o, 1, _("Refusing to lose dirty file at %s"), path); + } + + /* Merge the content and write it out */ + clean_merge = merge_content(o, path, file_in_the_way, + o_oid, o_mode, a_oid, a_mode, b_oid, b_mode, + ci); + if (clean_merge > 0 && file_in_the_way) + clean_merge = 0; + return clean_merge; +} + /* Per entry merge function */ static int process_entry(struct merge_options *o, const char *path, struct stage_data *entry) @@ -2814,9 +2858,12 @@ static int process_entry(struct merge_options *o, switch (conflict_info->rename_type) { case RENAME_NORMAL: case RENAME_ONE_FILE_TO_ONE: - clean_merge = merge_content(o, path, - o_oid, o_mode, a_oid, a_mode, b_oid, b_mode, - conflict_info); + clean_merge = conflict_rename_normal(o, + path, + o_oid, o_mode, + a_oid, a_mode, + b_oid, b_mode, + conflict_info); break; case RENAME_DIR: clean_merge = 1; @@ -2912,7 +2959,7 @@ static int process_entry(struct merge_options *o, } else if (a_oid && b_oid) { /* Case C: Added in both (check for same permissions) and */ /* case D: Modified in both, but differently. */ - clean_merge = merge_content(o, path, + clean_merge = merge_content(o, path, 0 /* file_in_way */, o_oid, o_mode, a_oid, a_mode, b_oid, b_mode, NULL); } else if (!o_oid && !a_oid && !b_oid) { @@ -2953,7 +3000,7 @@ int merge_trees(struct merge_options *o, return 1; } - code = git_merge_trees(o->call_depth, common, head, merge); + code = git_merge_trees(o, common, head, merge); if (code != 0) { if (show(o, 4) || o->call_depth) diff --git a/merge-recursive.h b/merge-recursive.h index 50a4e6af4e..d863cf8867 100644 --- a/merge-recursive.h +++ b/merge-recursive.h @@ -1,6 +1,7 @@ #ifndef MERGE_RECURSIVE_H #define MERGE_RECURSIVE_H +#include "unpack-trees.h" #include "string-list.h" struct merge_options { @@ -27,6 +28,7 @@ struct merge_options { struct strbuf obuf; struct hashmap current_file_dir_set; struct string_list df_conflict_file_set; + struct unpack_trees_options unpack_opts; }; /* diff --git a/t/t3501-revert-cherry-pick.sh b/t/t3501-revert-cherry-pick.sh index ccbc118514..c9a1f783f5 100755 --- a/t/t3501-revert-cherry-pick.sh +++ b/t/t3501-revert-cherry-pick.sh @@ -141,7 +141,7 @@ test_expect_success 'cherry-pick "-" works with arguments' ' test_cmp expect actual ' -test_expect_failure 'cherry-pick works with dirty renamed file' ' +test_expect_success 'cherry-pick works with dirty renamed file' ' test_commit to-rename && git checkout -b unrelated && test_commit unrelated && diff --git a/t/t6043-merge-rename-directories.sh b/t/t6043-merge-rename-directories.sh index 0b60eb8053..b94ba066fe 100755 --- a/t/t6043-merge-rename-directories.sh +++ b/t/t6043-merge-rename-directories.sh @@ -3298,7 +3298,7 @@ test_expect_success '11a-setup: Avoid losing dirty contents with simple rename' ) ' -test_expect_failure '11a-check: Avoid losing dirty contents with simple rename' ' +test_expect_success '11a-check: Avoid losing dirty contents with simple rename' ' ( cd 11a && diff --git a/t/t7607-merge-overwrite.sh b/t/t7607-merge-overwrite.sh index 9c422bcd7c..dd8ab7ede1 100755 --- a/t/t7607-merge-overwrite.sh +++ b/t/t7607-merge-overwrite.sh @@ -92,7 +92,7 @@ test_expect_success 'will not overwrite removed file with staged changes' ' test_cmp important c1.c ' -test_expect_failure 'will not overwrite unstaged changes in renamed file' ' +test_expect_success 'will not overwrite unstaged changes in renamed file' ' git reset --hard c1 && git mv c1.c other.c && git commit -m rename && diff --git a/unpack-trees.c b/unpack-trees.c index e73745051e..79fd97074e 100644 --- a/unpack-trees.c +++ b/unpack-trees.c @@ -1509,8 +1509,8 @@ static int verify_uptodate_1(const struct cache_entry *ce, add_rejected_path(o, error_type, ce->name); } -static int verify_uptodate(const struct cache_entry *ce, - struct unpack_trees_options *o) +int verify_uptodate(const struct cache_entry *ce, + struct unpack_trees_options *o) { if (!o->skip_sparse_checkout && (ce->ce_flags & CE_NEW_SKIP_WORKTREE)) return 0; diff --git a/unpack-trees.h b/unpack-trees.h index 6c48117b84..41178ada94 100644 --- a/unpack-trees.h +++ b/unpack-trees.h @@ -1,6 +1,7 @@ #ifndef UNPACK_TREES_H #define UNPACK_TREES_H +#include "tree-walk.h" #include "string-list.h" #define MAX_UNPACK_TREES 8 @@ -78,6 +79,9 @@ struct unpack_trees_options { extern int unpack_trees(unsigned n, struct tree_desc *t, struct unpack_trees_options *options); +int verify_uptodate(const struct cache_entry *ce, + struct unpack_trees_options *o); + int threeway_merge(const struct cache_entry * const *stages, struct unpack_trees_options *o); int twoway_merge(const struct cache_entry * const *src, |