Blame SOURCES/0257-set-rootpath.patch

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From 620997ba9e7b4d0f0eaaccc8fbff08b746f78bef Mon Sep 17 00:00:00 2001
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From: Peter Jones <pjones@redhat.com>
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Date: Wed, 24 May 2017 15:02:40 -0400
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Subject: [PATCH 257/260] set rootpath
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Signed-off-by: Peter Jones <pjones@redhat.com>
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---
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 grub-core/net/bootp.c | 20 ++++++++++++++++++++
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 1 file changed, 20 insertions(+)
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diff --git a/grub-core/net/bootp.c b/grub-core/net/bootp.c
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index fa7eefe51..017531d87 100644
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--- a/grub-core/net/bootp.c
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+++ b/grub-core/net/bootp.c
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@@ -398,11 +398,31 @@ grub_net_configure_by_dhcp_ack (const char *name,
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 	      if (*path)
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 		{
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 		  char *slash;
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+		  int root_path_len;
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 		  slash = grub_strrchr (*path, '/');
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 		  if (slash)
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 		    *slash = 0;
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 		  else
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 		    **path = 0;
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+		  root_path_len = grub_strlen (*path);
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+		  if (root_path_len >= 9 &&
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+		      !grub_strcasecmp (&(*path)[root_path_len - 9], "/efi/boot"))
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+		    {
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+		      char *root_path;
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+		      grub_print_error ();
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+		      if (root_path_len - 9 == 0)
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+			{
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+			  root_path_len = 1;
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+			  root_path = grub_xasprintf ("/");
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+			}
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+		      else
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+			{
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+			  root_path_len -= 9;
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+			  root_path = grub_strndup (*path, root_path_len);
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+			}
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+		      grub_env_set_net_property (name, "rootpath",
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+						 root_path, root_path_len);
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+		    }
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 		}
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 	    }
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 	  grub_net_add_ipv4_local (inter, mask);
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-- 
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2.13.0
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