Imported Upstream version 2.0.1

[platform/upstream/git.git] / merge-recursive.c

diff --git a/merge-recursive.c b/merge-recursive.c
index 33ba5dc..cab16fa 100644 (file)
--- a/merge-recursive.c
+++ b/merge-recursive.c
@@ -201,7 +201,9 @@ static int add_cacheinfo(unsigned int mode, const unsigned char *sha1,
                const char *path, int stage, int refresh, int options)
 {
        struct cache_entry *ce;
-       ce = make_cache_entry(mode, sha1 ? sha1 : null_sha1, path, stage, refresh);
+       ce = make_cache_entry(mode, sha1 ? sha1 : null_sha1, path, stage,
+                             (refresh ? (CE_MATCH_REFRESH |
+                                         CE_MATCH_IGNORE_MISSING) : 0 ));
        if (!ce)
                return error(_("addinfo_cache failed for path '%s'"), path);
        return add_cache_entry(ce, options);
@@ -251,7 +253,7 @@ struct tree *write_tree_from_memory(struct merge_options *o)
                int i;
                fprintf(stderr, "BUG: There are unmerged index entries:\n");
                for (i = 0; i < active_nr; i++) {
-                       struct cache_entry *ce = active_cache[i];
+                       const struct cache_entry *ce = active_cache[i];
                        if (ce_stage(ce))
                                fprintf(stderr, "BUG: %d %.*s\n", ce_stage(ce),
                                        (int)ce_namelen(ce), ce->name);
@@ -264,7 +266,8 @@ struct tree *write_tree_from_memory(struct merge_options *o)
 
        if (!cache_tree_fully_valid(active_cache_tree) &&
            cache_tree_update(active_cache_tree,
-                             active_cache, active_nr, 0) < 0)
+                             (const struct cache_entry * const *)active_cache,
+                             active_nr, 0) < 0)
                die(_("error building trees"));
 
        result = lookup_tree(active_cache_tree->sha1);
@@ -297,7 +300,7 @@ static int get_files_dirs(struct merge_options *o, struct tree *tree)
 {
        int n;
        struct pathspec match_all;
-       init_pathspec(&match_all, NULL);
+       memset(&match_all, 0, sizeof(match_all));
        if (read_tree_recursive(tree, "", 0, 0, &match_all, save_files_dirs, o))
                return 0;
        n = o->current_file_set.nr + o->current_directory_set.nr;
@@ -339,7 +342,7 @@ static struct string_list *get_unmerged(void)
        for (i = 0; i < active_nr; i++) {
                struct string_list_item *item;
                struct stage_data *e;
-               struct cache_entry *ce = active_cache[i];
+               const struct cache_entry *ce = active_cache[i];
                if (!ce_stage(ce))
                        continue;
 
@@ -586,6 +589,12 @@ static int remove_file(struct merge_options *o, int clean,
                        return -1;
        }
        if (update_working_directory) {
+               if (ignore_case) {
+                       struct cache_entry *ce;
+                       ce = cache_file_exists(path, strlen(path), ignore_case);
+                       if (ce && ce_stage(ce) == 0)
+                               return 0;
+               }
                if (remove_path(path))
                        return -1;
        }
@@ -692,7 +701,7 @@ static int make_room_for_path(struct merge_options *o, const char *path)
        /* Make sure leading directories are created */
        status = safe_create_leading_directories_const(path);
        if (status) {
-               if (status == -3) {
+               if (status == SCLD_EXISTS) {
                        /* something else exists */
                        error(msg, path, _(": perhaps a D/F conflict?"));
                        return -1;
@@ -2062,12 +2071,21 @@ int parse_merge_opt(struct merge_options *o, const char *s)
                o->recursive_variant = MERGE_RECURSIVE_THEIRS;
        else if (!strcmp(s, "subtree"))
                o->subtree_shift = "";
-       else if (!prefixcmp(s, "subtree="))
+       else if (starts_with(s, "subtree="))
                o->subtree_shift = s + strlen("subtree=");
        else if (!strcmp(s, "patience"))
                o->xdl_opts = DIFF_WITH_ALG(o, PATIENCE_DIFF);
        else if (!strcmp(s, "histogram"))
                o->xdl_opts = DIFF_WITH_ALG(o, HISTOGRAM_DIFF);
+       else if (starts_with(s, "diff-algorithm=")) {
+               long value = parse_algorithm_value(s + strlen("diff-algorithm="));
+               if (value < 0)
+                       return -1;
+               /* clear out previous settings */
+               DIFF_XDL_CLR(o, NEED_MINIMAL);
+               o->xdl_opts &= ~XDF_DIFF_ALGORITHM_MASK;
+               o->xdl_opts |= value;
+       }
        else if (!strcmp(s, "ignore-space-change"))
                o->xdl_opts |= XDF_IGNORE_WHITESPACE_CHANGE;
        else if (!strcmp(s, "ignore-all-space"))
@@ -2078,7 +2096,7 @@ int parse_merge_opt(struct merge_options *o, const char *s)
                o->renormalize = 1;
        else if (!strcmp(s, "no-renormalize"))
                o->renormalize = 0;
-       else if (!prefixcmp(s, "rename-threshold=")) {
+       else if (starts_with(s, "rename-threshold=")) {
                const char *score = s + strlen("rename-threshold=");
                if ((o->rename_score = parse_rename_score(&score)) == -1 || *score != 0)
                        return -1;