Merge branch 'ab/hash-object-doc'

diff --git a/builtin/diff.c b/builtin/diff.c
index 84a362ff5625bc6ef776bcd067fa2dcb2d55038a..42ac803091e6a0c7e22203b097d1f0001c9f5302 100644 (file)
--- a/builtin/diff.c
+++ b/builtin/diff.c
@@ -3,6 +3,7 @@
  *
  * Copyright (c) 2006 Junio C Hamano
  */
+#define USE_THE_INDEX_COMPATIBILITY_MACROS
 #include "cache.h"
 #include "config.h"
 #include "lockfile.h"
@@ -212,7 +213,7 @@ static void refresh_index_quietly(void)
        discard_cache();
        read_cache();
        refresh_cache(REFRESH_QUIET|REFRESH_UNMERGED);
-       update_index_if_able(&the_index, &lock_file);
+       repo_update_index_if_able(the_repository, &lock_file);
 }
 
 static int builtin_diff_files(struct rev_info *revs, int argc, const char **argv)
@@ -320,38 +321,24 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
 
        repo_init_revisions(the_repository, &rev, prefix);
 
-       if (no_index && argc != i + 2) {
-               if (no_index == DIFF_NO_INDEX_IMPLICIT) {
-                       /*
-                        * There was no --no-index and there were not two
-                        * paths. It is possible that the user intended
-                        * to do an inside-repository operation.
-                        */
-                       fprintf(stderr, "Not a git repository\n");
-                       fprintf(stderr,
-                               "To compare two paths outside a working tree:\n");
-               }
-               /* Give the usage message for non-repository usage and exit. */
-               usagef("git diff %s <path> <path>",
-                      no_index == DIFF_NO_INDEX_EXPLICIT ?
-                      "--no-index" : "[--no-index]");
-
-       }
-       if (no_index)
-               /* If this is a no-index diff, just run it and exit there. */
-               diff_no_index(the_repository, &rev, argc, argv);
-
-       /* Otherwise, we are doing the usual "git" diff */
-       rev.diffopt.skip_stat_unmatch = !!diff_auto_refresh_index;
-
-       /* Scale to real terminal size and respect statGraphWidth config */
+       /* Set up defaults that will apply to both no-index and regular diffs. */
        rev.diffopt.stat_width = -1;
        rev.diffopt.stat_graph_width = -1;
-
-       /* Default to let external and textconv be used */
        rev.diffopt.flags.allow_external = 1;
        rev.diffopt.flags.allow_textconv = 1;
 
+       /* If this is a no-index diff, just run it and exit there. */
+       if (no_index)
+               exit(diff_no_index(&rev, no_index == DIFF_NO_INDEX_IMPLICIT,
+                                  argc, argv));
+
+
+       /*
+        * Otherwise, we are doing the usual "git" diff; set up any
+        * further defaults that apply to regular diffs.
+        */
+       rev.diffopt.skip_stat_unmatch = !!diff_auto_refresh_index;
+
        /*
         * Default to intent-to-add entries invisible in the
         * index. This makes them show up as new files in diff-files