interpret_branch_name: rename "cp" variable to "at"

diff --git a/xdiff/xemit.c b/xdiff/xemit.c
index 4d8645867e7d0103d49882877a7e4a8abacd24ea..4266ada23f3c37c1989c7fa4283b423d16c0891b 100644 (file)
--- a/xdiff/xemit.c
+++ b/xdiff/xemit.c
@@ -108,7 +108,7 @@ static long def_ff(const char *rec, long len, char *buf, long sz, void *priv)
 {
        if (len > 0 &&
                        (isalpha((unsigned char)*rec) || /* identifier? */
-                        *rec == '_' || /* also identifier? */
+                        *rec == '_' || /* also identifier? */
                         *rec == '$')) { /* identifiers from VMS and other esoterico */
                if (len > sz)
                        len = sz;