From: Junio C Hamano <gitster@pobox.com>
Date: Thu, 16 Feb 2012 22:18:06 +0000 (-0800)
Subject: Merge branch 'jc/checkout-out-of-unborn' into maint
X-Git-Tag: v1.7.9.2~21
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=147d071816c7011d24c195a9d6fca251ad312532;p=git.git

Merge branch 'jc/checkout-out-of-unborn' into maint

* jc/checkout-out-of-unborn:
  git checkout -b: allow switching out of an unborn branch
---

147d071816c7011d24c195a9d6fca251ad312532
diff --cc builtin/checkout.c
index f1984d993,b76e2c045..a76aa2a6f
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@@ -1093,5 -1100,13 +1104,13 @@@ int cmd_checkout(int argc, const char *
  	if (opts.writeout_stage)
  		die(_("--ours/--theirs is incompatible with switching branches."));
  
+ 	if (!new.commit) {
+ 		unsigned char rev[20];
+ 		int flag;
+ 
 -		resolve_ref("HEAD", rev, 0, &flag);
 -		if ((flag & REF_ISSYMREF) && is_null_sha1(rev))
++		if (!read_ref_full("HEAD", rev, 0, &flag) &&
++		    (flag & REF_ISSYMREF) && is_null_sha1(rev))
+ 			return switch_unborn_to_new_branch(&opts);
+ 	}
  	return switch_branches(&opts, &new);
  }