help: check early if we have a command, if not try a documentation topic

diff --git a/attr.c b/attr.c
index 64b77b16636482d3448027d7823e5dc07861faa5..0fb47d34346ca96addde5cb3722fa5e586057285 100644 (file)
--- a/attr.c
+++ b/attr.c
@@ -438,11 +438,13 @@ static void bootstrap_attr_stack(void)
                elem->prev = attr_stack;
                attr_stack = elem;
 
-               elem = read_attr(GITATTRIBUTES_FILE, 1);
-               elem->origin = strdup("");
-               elem->prev = attr_stack;
-               attr_stack = elem;
-               debug_push(elem);
+               if (!is_bare_repository()) {
+                       elem = read_attr(GITATTRIBUTES_FILE, 1);
+                       elem->origin = strdup("");
+                       elem->prev = attr_stack;
+                       attr_stack = elem;
+                       debug_push(elem);
+               }
 
                elem = read_attr_from_file(git_path(INFOATTRIBUTES_FILE), 1);
                if (!elem)
@@ -501,22 +503,24 @@ static void prepare_attr_stack(const char *path, int dirlen)
        /*
         * Read from parent directories and push them down
         */
-       while (1) {
-               char *cp;
-
-               len = strlen(attr_stack->origin);
-               if (dirlen <= len)
-                       break;
-               memcpy(pathbuf, path, dirlen);
-               memcpy(pathbuf + dirlen, "/", 2);
-               cp = strchr(pathbuf + len + 1, '/');
-               strcpy(cp + 1, GITATTRIBUTES_FILE);
-               elem = read_attr(pathbuf, 0);
-               *cp = '\0';
-               elem->origin = strdup(pathbuf);
-               elem->prev = attr_stack;
-               attr_stack = elem;
-               debug_push(elem);
+       if (!is_bare_repository()) {
+               while (1) {
+                       char *cp;
+
+                       len = strlen(attr_stack->origin);
+                       if (dirlen <= len)
+                               break;
+                       memcpy(pathbuf, path, dirlen);
+                       memcpy(pathbuf + dirlen, "/", 2);
+                       cp = strchr(pathbuf + len + 1, '/');
+                       strcpy(cp + 1, GITATTRIBUTES_FILE);
+                       elem = read_attr(pathbuf, 0);
+                       *cp = '\0';
+                       elem->origin = strdup(pathbuf);
+                       elem->prev = attr_stack;
+                       attr_stack = elem;
+                       debug_push(elem);
+               }
        }
 
        /*
@@ -546,7 +550,9 @@ static int path_matches(const char *pathname, int pathlen,
            (baselen && pathname[baselen] != '/') ||
            strncmp(pathname, base, baselen))
                return 0;
-       return fnmatch(pattern, pathname + baselen + 1, FNM_PATHNAME) == 0;
+       if (baselen != 0)
+               baselen++;
+       return fnmatch(pattern, pathname + baselen, FNM_PATHNAME) == 0;
 }
 
 static int fill_one(const char *what, struct match_attr *a, int rem)