mv: allow renaming to fix case on case insensitive filesystems

diff --git a/merge-recursive.c b/merge-recursive.c
index fc2f00176c3082f2e1bb801e361b42c02fa3d5b8..cab16fafb5c2b7792c78d3a7fbace1f43ab099cc 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);
@@ -298,7 +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;
@@ -587,6 +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;
        }
@@ -693,7 +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;
@@ -2063,13 +2071,13 @@ 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 (!prefixcmp(s, "diff-algorithm=")) {
+       else if (starts_with(s, "diff-algorithm=")) {
                long value = parse_algorithm_value(s + strlen("diff-algorithm="));
                if (value < 0)
                        return -1;
@@ -2088,7 +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;