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diff --git a/builtin-merge-recursive.c b/builtin-merge-recursive.c
index 5c7fbb2599d07ad7415ae8dfef205356ac3b0bbb..43bf6aa45eeacbb67490c809070f40023ce4e434 100644 (file)
--- a/builtin-merge-recursive.c
+++ b/builtin-merge-recursive.c
@@ -92,7 +92,8 @@ static struct path_list current_directory_set = {NULL, 0, 0, 1};
 
 static int call_depth = 0;
 static int verbosity = 2;
-static int rename_limit = -1;
+static int diff_rename_limit = -1;
+static int merge_rename_limit = -1;
 static int buffer_output = 1;
 static struct strbuf obuf = STRBUF_INIT;
 
@@ -361,7 +362,10 @@ static struct path_list *get_renames(struct tree *tree,
        diff_setup(&opts);
        DIFF_OPT_SET(&opts, RECURSIVE);
        opts.detect_rename = DIFF_DETECT_RENAME;
-       opts.rename_limit = rename_limit;
+       opts.rename_limit = merge_rename_limit >= 0 ? merge_rename_limit :
+                           diff_rename_limit >= 0 ? diff_rename_limit :
+                           500;
+       opts.warn_on_too_large_rename = 1;
        opts.output_format = DIFF_FORMAT_NO_OUTPUT;
        if (diff_setup_done(&opts) < 0)
                die("diff setup failed");
@@ -477,15 +481,6 @@ static char *unique_path(const char *path, const char *branch)
        return newpath;
 }
 
-static int mkdir_p(const char *path, unsigned long mode)
-{
-       /* path points to cache entries, so xstrdup before messing with it */
-       char *buf = xstrdup(path);
-       int result = safe_create_leading_directories(buf);
-       free(buf);
-       return result;
-}
-
 static void flush_buffer(int fd, const char *buf, unsigned long size)
 {
        while (size > 0) {
@@ -508,7 +503,7 @@ static int make_room_for_path(const char *path)
        int status;
        const char *msg = "failed to create path '%s'%s";
 
-       status = mkdir_p(path, 0777);
+       status = safe_create_leading_directories_const(path);
        if (status) {
                if (status == -3) {
                        /* something else exists */
@@ -551,9 +546,19 @@ static void update_file_flags(const unsigned char *sha,
                        die("cannot read object %s '%s'", sha1_to_hex(sha), path);
                if (type != OBJ_BLOB)
                        die("blob expected for %s '%s'", sha1_to_hex(sha), path);
+               if (S_ISREG(mode)) {
+                       struct strbuf strbuf;
+                       strbuf_init(&strbuf, 0);
+                       if (convert_to_working_tree(path, buf, size, &strbuf)) {
+                               free(buf);
+                               size = strbuf.len;
+                               buf = strbuf_detach(&strbuf, NULL);
+                       }
+               }
 
                if (make_room_for_path(path) < 0) {
                        update_wd = 0;
+                       free(buf);
                        goto update_index;
                }
                if (S_ISREG(mode) || (!has_symlinks && S_ISLNK(mode))) {
@@ -569,13 +574,14 @@ static void update_file_flags(const unsigned char *sha,
                        close(fd);
                } else if (S_ISLNK(mode)) {
                        char *lnk = xmemdupz(buf, size);
-                       mkdir_p(path, 0777);
+                       safe_create_leading_directories_const(path);
                        unlink(path);
                        symlink(lnk, path);
                        free(lnk);
                } else
                        die("do not know what to do with %06o %s '%s'",
                            mode, sha1_to_hex(sha), path);
+               free(buf);
        }
  update_index:
        if (update_cache)
@@ -668,9 +674,20 @@ static struct merge_file_info merge_file(struct diff_filespec *o,
                if (!sha_eq(a->sha1, o->sha1) && !sha_eq(b->sha1, o->sha1))
                        result.merge = 1;
 
-               result.mode = a->mode == o->mode ? b->mode: a->mode;
+               /*
+                * Merge modes
+                */
+               if (a->mode == b->mode || a->mode == o->mode)
+                       result.mode = b->mode;
+               else {
+                       result.mode = a->mode;
+                       if (b->mode != o->mode) {
+                               result.clean = 0;
+                               result.merge = 1;
+                       }
+               }
 
-               if (sha_eq(a->sha1, o->sha1))
+               if (sha_eq(a->sha1, b->sha1) || sha_eq(a->sha1, o->sha1))
                        hashcpy(result.sha, b->sha1);
                else if (sha_eq(b->sha1, o->sha1))
                        hashcpy(result.sha, a->sha1);
@@ -1325,17 +1342,21 @@ static struct commit *get_ref(const char *ref)
        return (struct commit *)object;
 }
 
-static int merge_config(const char *var, const char *value)
+static int merge_config(const char *var, const char *value, void *cb)
 {
        if (!strcasecmp(var, "merge.verbosity")) {
                verbosity = git_config_int(var, value);
                return 0;
        }
        if (!strcasecmp(var, "diff.renamelimit")) {
-               rename_limit = git_config_int(var, value);
+               diff_rename_limit = git_config_int(var, value);
+               return 0;
+       }
+       if (!strcasecmp(var, "merge.renamelimit")) {
+               merge_rename_limit = git_config_int(var, value);
                return 0;
        }
-       return git_default_config(var, value);
+       return git_default_config(var, value, cb);
 }
 
 int cmd_merge_recursive(int argc, const char **argv, const char *prefix)
@@ -1356,7 +1377,7 @@ int cmd_merge_recursive(int argc, const char **argv, const char *prefix)
                        subtree_merge = 1;
        }
 
-       git_config(merge_config);
+       git_config(merge_config, NULL);
        if (getenv("GIT_MERGE_VERBOSITY"))
                verbosity = strtol(getenv("GIT_MERGE_VERBOSITY"), NULL, 10);