grub2/0261-Make-blscfg-debug-messages-more-useful.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Peter Jones <pjones@redhat.com>
Date: Fri, 19 Oct 2018 10:03:28 -0400
Subject: [PATCH] Make blscfg debug messages more useful

Related: rhbz#1640979
Signed-off-by: Peter Jones <pjones@redhat.com>
---
 grub-core/commands/blscfg.c    | 12 +++++-------
 grub-core/commands/legacycfg.c |  4 ++--
 grub-core/commands/menuentry.c | 18 ++++++++++++++----
 include/grub/normal.h          |  2 +-
 4 files changed, 22 insertions(+), 14 deletions(-)

diff --git a/grub-core/commands/blscfg.c b/grub-core/commands/blscfg.c
index 347128c9ddd..42892cbfd55 100644
--- a/grub-core/commands/blscfg.c
+++ b/grub-core/commands/blscfg.c
@@ -46,8 +46,6 @@ GRUB_MOD_LICENSE ("GPLv3+");
 #define GRUB_BOOT_DEVICE "($root)"
 #endif
 
-#define grub_free(x) ({grub_dprintf("blscfg", "%s freeing %p\n", __func__, x); grub_free(x); })
-
 struct keyval
 {
   const char *key;
@@ -134,7 +132,7 @@ static int bls_add_keyval(struct bls_entry *entry, char *key, char *val)
   kv->val = v;
 
   entry->keyvals[entry->nkeyvals] = kv;
-  grub_dprintf("blscfg", "new keyval at %p:%p:%p\n", entry->keyvals[entry->nkeyvals], k, v);
+  grub_dprintf("blscfg", "new keyval at %p:%s:%s\n", entry->keyvals[entry->nkeyvals], k, v);
   entry->nkeyvals = new_n;
 
   return 0;
@@ -144,7 +142,6 @@ static void bls_free_entry(struct bls_entry *entry)
 {
   int i;
 
-  grub_dprintf("blscfg", "%s got here\n", __func__);
   for (i = 0; i < entry->nkeyvals; i++)
     {
       struct keyval *kv = entry->keyvals[i];
@@ -206,7 +203,7 @@ static int vercmp(const char * a, const char * b)
     int isnum;
     int ret = 0;
 
-    grub_dprintf("blscfg", "%s got here\n", __func__);
+    grub_dprintf("blscfg", "%s comparing %s and %s\n", __func__, a, b);
     if (!grub_strcmp(a, b))
 	    return 0;
 
@@ -682,7 +679,7 @@ static void create_entry (struct bls_entry *entry)
   char **args = NULL;
 
   char *src = NULL;
-  int i;
+  int i, index;
 
   grub_dprintf("blscfg", "%s got here\n", __func__);
   clinux = bls_get_val (entry, "linux", NULL);
@@ -756,7 +753,8 @@ static void create_entry (struct bls_entry *entry)
 			GRUB_BOOT_DEVICE, clinux, options ? " " : "", options ? options : "",
 			initrd ? initrd : "");
 
-  grub_normal_add_menu_entry (argc, argv, classes, id, users, hotkey, NULL, src, 0);
+  grub_normal_add_menu_entry (argc, argv, classes, id, users, hotkey, NULL, src, 0, &index);
+  grub_dprintf ("blscfg", "Added entry %d id:\"%s\"\n", index, id);
 
 finish:
   grub_free (initrd);
diff --git a/grub-core/commands/legacycfg.c b/grub-core/commands/legacycfg.c
index b32f3c74cb1..f9d7627bdc3 100644
--- a/grub-core/commands/legacycfg.c
+++ b/grub-core/commands/legacycfg.c
@@ -133,7 +133,7 @@ legacy_file (const char *filename)
 	    args[0] = oldname;
 	    grub_normal_add_menu_entry (1, args, NULL, NULL, "legacy",
 					NULL, NULL,
-					entrysrc, 0);
+					entrysrc, 0, NULL);
 	    grub_free (args);
 	    entrysrc[0] = 0;
 	    grub_free (oldname);
@@ -186,7 +186,7 @@ legacy_file (const char *filename)
 	}
       args[0] = entryname;
       grub_normal_add_menu_entry (1, args, NULL, NULL, NULL,
-				  NULL, NULL, entrysrc, 0);
+				  NULL, NULL, entrysrc, 0, NULL);
       grub_free (args);
     }
 
diff --git a/grub-core/commands/menuentry.c b/grub-core/commands/menuentry.c
index 2c5363da7f5..8d242b0187e 100644
--- a/grub-core/commands/menuentry.c
+++ b/grub-core/commands/menuentry.c
@@ -78,7 +78,7 @@ grub_normal_add_menu_entry (int argc, const char **args,
 			    char **classes, const char *id,
 			    const char *users, const char *hotkey,
 			    const char *prefix, const char *sourcecode,
-			    int submenu)
+			    int submenu, int *index)
 {
   int menu_hotkey = 0;
   char **menu_args = NULL;
@@ -149,9 +149,12 @@ grub_normal_add_menu_entry (int argc, const char **args,
   if (! menu_title)
     goto fail;
 
+  grub_dprintf ("menu", "id:\"%s\"\n", id);
+  grub_dprintf ("menu", "title:\"%s\"\n", menu_title);
   menu_id = grub_strdup (id ? : menu_title);
   if (! menu_id)
     goto fail;
+  grub_dprintf ("menu", "menu_id:\"%s\"\n", menu_id);
 
   /* Save argc, args to pass as parameters to block arg later. */
   menu_args = grub_malloc (sizeof (char*) * (argc + 1));
@@ -170,8 +173,12 @@ grub_normal_add_menu_entry (int argc, const char **args,
   }
 
   /* Add the menu entry at the end of the list.  */
+  int ind=0;
   while (*last)
-    last = &(*last)->next;
+    {
+      ind++;
+      last = &(*last)->next;
+    }
 
   *last = grub_zalloc (sizeof (**last));
   if (! *last)
@@ -190,6 +197,8 @@ grub_normal_add_menu_entry (int argc, const char **args,
   (*last)->submenu = submenu;
 
   menu->size++;
+  if (index)
+    *index = ind;
   return GRUB_ERR_NONE;
 
  fail:
@@ -286,7 +295,8 @@ grub_cmd_menuentry (grub_extcmd_context_t ctxt, int argc, char **args)
 				       users,
 				       ctxt->state[2].arg, 0,
 				       ctxt->state[3].arg,
-				       ctxt->extcmd->cmd->name[0] == 's');
+				       ctxt->extcmd->cmd->name[0] == 's',
+				       NULL);
 
   src = args[argc - 1];
   args[argc - 1] = NULL;
@@ -303,7 +313,7 @@ grub_cmd_menuentry (grub_extcmd_context_t ctxt, int argc, char **args)
 				  ctxt->state[0].args, ctxt->state[4].arg,
 				  users,
 				  ctxt->state[2].arg, prefix, src + 1,
-				  ctxt->extcmd->cmd->name[0] == 's');
+				  ctxt->extcmd->cmd->name[0] == 's', NULL);
 
   src[len - 1] = ch;
   args[argc - 1] = src;
diff --git a/include/grub/normal.h b/include/grub/normal.h
index 218cbabccaf..cb9901f41b3 100644
--- a/include/grub/normal.h
+++ b/include/grub/normal.h
@@ -145,7 +145,7 @@ grub_normal_add_menu_entry (int argc, const char **args, char **classes,
 			    const char *id,
 			    const char *users, const char *hotkey,
 			    const char *prefix, const char *sourcecode,
-			    int submenu);
+			    int submenu, int *index);
 
 grub_err_t
 grub_normal_set_password (const char *user, const char *password);