Blame SOURCES/0050-Try-mac-guid-etc-before-grub.cfg-on-tftp-config-file.patch

8631a2
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
8631a2
From: Peter Jones <pjones@redhat.com>
8631a2
Date: Thu, 6 Mar 2014 11:51:33 -0500
8631a2
Subject: [PATCH] Try mac/guid/etc before grub.cfg on tftp config files.
8631a2
8631a2
Signed-off-by: Peter Jones <pjones@redhat.com>
8631a2
---
8631a2
 grub-core/normal/main.c | 80 ++++++++++++++++++++++++++-----------------------
8631a2
 1 file changed, 43 insertions(+), 37 deletions(-)
8631a2
8631a2
diff --git a/grub-core/normal/main.c b/grub-core/normal/main.c
b32e65
index a3713efcd..7d9c4f09b 100644
8631a2
--- a/grub-core/normal/main.c
8631a2
+++ b/grub-core/normal/main.c
8631a2
@@ -341,53 +341,59 @@ grub_cmd_normal (struct grub_command *cmd __attribute__ ((unused)),
8631a2
       /* Guess the config filename. It is necessary to make CONFIG static,
8631a2
 	 so that it won't get broken by longjmp.  */
8631a2
       char *config;
8631a2
-      const char *prefix, *fw_path;
8631a2
-
8631a2
-      prefix = fw_path = grub_env_get ("fw_path");
8631a2
-      if (fw_path)
8631a2
-	{
8631a2
-	  config = grub_xasprintf ("%s/grub.cfg", fw_path);
8631a2
-	  if (config)
8631a2
-	    {
8631a2
-	      grub_file_t file;
8631a2
-
8631a2
-	      file = grub_file_open (config);
8631a2
-	      if (file)
8631a2
-		{
8631a2
-		  grub_file_close (file);
8631a2
-		  grub_enter_normal_mode (config);
8631a2
-		}
8631a2
-              else
8631a2
-                {
8631a2
-                  /*  Ignore all errors.  */
8631a2
-                  grub_errno = 0;
8631a2
-                }
8631a2
-	      grub_free (config);
8631a2
-	    }
8631a2
-	}
8631a2
+      const char *prefix;
8631a2
 
8631a2
+      prefix = grub_env_get ("fw_path");
8631a2
       if (! prefix)
8631a2
 	      prefix = grub_env_get ("prefix");
8631a2
+
8631a2
       if (prefix)
8631a2
-        {
8631a2
-          grub_size_t config_len;
8631a2
-          config_len = grub_strlen (prefix) +
8631a2
-                      sizeof ("/grub.cfg-XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX");
8631a2
-          config = grub_malloc (config_len);
8631a2
+	{
8631a2
+	  if (grub_strncmp (prefix + 1, "tftp", sizeof ("tftp") - 1) == 0)
8631a2
+	    {
8631a2
+	      grub_size_t config_len;
8631a2
+	      config_len = grub_strlen (prefix) +
8631a2
+		sizeof ("/grub.cfg-XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX");
8631a2
+	      config = grub_malloc (config_len);
8631a2
 
8631a2
-          if (! config)
8631a2
-            goto quit;
8631a2
+	      if (! config)
8631a2
+		goto quit;
8631a2
 
8631a2
-          grub_snprintf (config, config_len, "%s/grub.cfg", prefix);
8631a2
+	      grub_snprintf (config, config_len, "%s/grub.cfg", prefix);
8631a2
 
8631a2
-          if (grub_strncmp (prefix + 1, "tftp", sizeof ("tftp") - 1) == 0)
8631a2
-            grub_net_search_configfile (config);
8631a2
+	      grub_net_search_configfile (config);
8631a2
 
8631a2
-	  grub_enter_normal_mode (config);
8631a2
-	  grub_free (config);
8631a2
+	      grub_enter_normal_mode (config);
8631a2
+	      grub_free (config);
8631a2
+	      config = NULL;
8631a2
+	    }
8631a2
+
8631a2
+	  if (!config)
8631a2
+	    {
8631a2
+	      config = grub_xasprintf ("%s/grub.cfg", prefix);
8631a2
+	      if (config)
8631a2
+		{
8631a2
+		  grub_file_t file;
8631a2
+
8631a2
+		  file = grub_file_open (config);
8631a2
+		  if (file)
8631a2
+		    {
8631a2
+		      grub_file_close (file);
8631a2
+		      grub_enter_normal_mode (config);
8631a2
+		    }
8631a2
+		  else
8631a2
+		    {
8631a2
+		      /*  Ignore all errors.  */
8631a2
+		      grub_errno = 0;
8631a2
+		    }
8631a2
+		  grub_free (config);
8631a2
+		}
8631a2
+	    }
8631a2
 	}
8631a2
       else
8631a2
-	grub_enter_normal_mode (0);
8631a2
+	{
8631a2
+	  grub_enter_normal_mode (0);
8631a2
+	}
8631a2
     }
8631a2
   else
8631a2
     grub_enter_normal_mode (argv[0]);