send-email: only allow one address per body tag

diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c
index 4da1f1da25b48c1027a3d255f1f86bb260c1fd21..ff13e59e1dbd200b6e7cf7d1c508b620b19e8cc7 100644 (file)
--- a/builtin/rev-parse.c
+++ b/builtin/rev-parse.c
@@ -342,11 +342,16 @@ static int try_parent_shorthands(const char *arg)
        for (parents = commit->parents, parent_number = 1;
             parents;
             parents = parents->next, parent_number++) {
+               char *name = NULL;
+
                if (exclude_parent && parent_number != exclude_parent)
                        continue;
 
+               if (symbolic)
+                       name = xstrfmt("%s^%d", arg, parent_number);
                show_rev(include_parents ? NORMAL : REVERSED,
-                        parents->item->object.oid.hash, arg);
+                        parents->item->object.oid.hash, name);
+               free(name);
        }
 
        *dotdot = '^';
@@ -671,8 +676,9 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
                                filter &= ~(DO_FLAGS|DO_NOREV);
                                verify = 1;
                                abbrev = DEFAULT_ABBREV;
-                               if (arg[7] == '=')
-                                       abbrev = strtoul(arg + 8, NULL, 10);
+                               if (!arg[7])
+                                       continue;
+                               abbrev = strtoul(arg + 8, NULL, 10);
                                if (abbrev < MINIMUM_ABBREV)
                                        abbrev = MINIMUM_ABBREV;
                                else if (40 <= abbrev)