verify_path: drop clever fallthrough

We check ".git" and ".." in the same switch statement, and
fall through the cases to share the end-of-component check.
While this saves us a line or two, it makes modifying the
function much harder. Let's just write it out.

Signed-off-by: Jeff King <peff@peff.net>

diff --git a/read-cache.c b/read-cache.c
index 6238df448f8d7954b28630749336eceab70c67f3..5c5dfc629d6e2c25b8cbcd36d28448609ecd9f91 100644 (file)
--- a/read-cache.c
+++ b/read-cache.c
@@ -810,8 +810,7 @@ static int verify_dotfile(const char *rest)
 
        switch (*rest) {
        /*
-        * ".git" followed by  NUL or slash is bad. This
-        * shares the path end test with the ".." case.
+        * ".git" followed by NUL or slash is bad.
         */
        case 'g':
        case 'G':
@@ -819,8 +818,9 @@ static int verify_dotfile(const char *rest)
                        break;
                if (rest[2] != 't' && rest[2] != 'T')
                        break;
-               rest += 2;
-       /* fallthrough */
+               if (rest[3] == '\0' || is_dir_sep(rest[3]))
+                       return 0;
+               break;
        case '.':
                if (rest[1] == '\0' || is_dir_sep(rest[1]))
                        return 0;