Bug #54111 mysqltest command remove_files_wildcard does not work in embedded server

Wildcard chars are changed in embedded mode
Temporarily reset the wild_* variables before wild_compare, also for list_files

client/mysqltest.cc

@@ -2875,6 +2875,41 @@ void do_system(struct st_command *command)
 }
 
 
+/*
+  SYNOPSIS
+  set_wild_chars
+  set  true to set * etc. as wild char, false to reset
+
+  DESCRIPTION
+  Auxiliary function to set "our" wild chars before calling wild_compare
+  This is needed because the default values are changed to SQL syntax
+  in mysqltest_embedded.
+*/
+
+void set_wild_chars (my_bool set)
+{
+  static char old_many= 0, old_one, old_prefix;
+
+  if (set) 
+  {
+    if (wild_many == '*') return; // No need
+    old_many= wild_many;
+    old_one= wild_one;
+    old_prefix= wild_prefix;
+    wild_many= '*';
+    wild_one= '?';
+    wild_prefix= 0;
+  }
+  else 
+  {
+    if (! old_many) return;	// Was not set
+    wild_many= old_many;
+    wild_one= old_one;
+    wild_prefix= old_prefix;
+  }
+}
+
+
 /*
   SYNOPSIS
   do_remove_file
@@ -2951,6 +2986,10 @@ void do_remove_files_wildcard(struct st_command *command)
   dir_separator[0]= FN_LIBCHAR;
   dir_separator[1]= 0;
   dynstr_append(&ds_file_to_remove, dir_separator);
+  
+  /* Set default wild chars for wild_compare, is changed in embedded mode */
+  set_wild_chars(1);
+  
   for (i= 0; i < (uint) dir_info->number_off_files; i++)
   {
     file= dir_info->dir_entry + i;
@@ -2970,6 +3009,7 @@ void do_remove_files_wildcard(struct st_command *command)
     if (error)
       break;
   }
+  set_wild_chars(0);
   my_dirend(dir_info);
 
 end:
@@ -3211,6 +3251,7 @@ static int get_list_files(DYNAMIC_STRING *ds, const DYNAMIC_STRING *ds_dirname,
   /* Note that my_dir sorts the list if not given any flags */
   if (!(dir_info= my_dir(ds_dirname->str, MYF(0))))
     DBUG_RETURN(1);
+  set_wild_chars(1);
   for (i= 0; i < (uint) dir_info->number_off_files; i++)
   {
     file= dir_info->dir_entry + i;
@@ -3224,6 +3265,7 @@ static int get_list_files(DYNAMIC_STRING *ds, const DYNAMIC_STRING *ds_dirname,
     dynstr_append(ds, file->name);
     dynstr_append(ds, "\n");
   }
+  set_wild_chars(0);
   my_dirend(dir_info);
   DBUG_RETURN(0);
 }