gdb/

	New option "set auto-load safe-path".
	* NEWS: New commands "set auto-load safe-path"
	and "show auto-load safe-path".
	* auto-load.c: Include gdb_vecs.h, readline/tilde.h and completer.h.
	(auto_load_safe_path, auto_load_safe_path_vec)
	(auto_load_safe_path_vec_update, set_auto_load_safe_path)
	(show_auto_load_safe_path, add_auto_load_safe_path, filename_is_in_dir)
	(filename_is_in_auto_load_safe_path_vec, file_is_auto_load_safe): New.
	(source_gdb_script_for_objfile): New variable is_safe.  Call
	file_is_auto_load_safe.  Return if it is not.
	(struct loaded_script): New field loaded.
	(maybe_add_script): Add parameter loaded.  Initialize SLOT with it.
	(print_script): Use LOADED indicator instead of FULL_PATH.  Change
	output "Missing" to "No".
	(_initialize_auto_load): New variable cmd.  Initialize
	auto_load_safe_path.  Register "set auto-load safe-path",
	"show auto-load safe-path" and "add-auto-load-safe-path".
	* auto-load.h (maybe_add_script): Add parameter loaded.
	(file_is_auto_load_safe): New declaration.
	* config.in: Regenerate.
	* configure: Regenerate.
	* configure.ac: New parameters --with-auto-load-safe-path
	and --without-auto-load-safe-path.
	* linux-thread-db.c (try_thread_db_load_from_pdir_1)
	(try_thread_db_load_from_dir): Check file_is_auto_load_safe first.
	* main.c (captured_main): Check file_is_auto_load_safe for
	LOCAL_GDBINIT.
	* python/py-auto-load.c (gdbpy_load_auto_script_for_objfile): New
	variable is_safe.  Call file_is_auto_load_safe.  Return if it is not.
	(source_section_scripts): Call file_is_auto_load_safe.  Return if it is
	not.

gdb/doc/
	New option "set auto-load safe-path".
	* gdb.texinfo (Auto-loading): Extend the "show auto-load"
	and "info auto-load" examples for safe-path.  Put there also references
	for "set auto-load safe-path" and "show auto-load safe-path".
	New menu item for Auto-loading safe path.
	(Auto-loading safe path): New node.
	(Python Auto-loading): Update the expected output from "Missing"
	to "No".

gdb/testsuite/
	New option "set auto-load safe-path".
	* gdb.python/py-objfile-script.exp (set auto-load safe-path): New.
	* gdb.python/py-section-script.exp (set auto-load safe-path): New.

1 files changed, 10 insertions, 2 deletions

diff --git a/gdb/linux-thread-db.c b/gdb/linux-thread-db.c
index 4499b8f..1f6042d 100644
--- a/gdb/linux-thread-db.c
+++ b/gdb/linux-thread-db.c
@@ -869,7 +869,11 @@ try_thread_db_load_from_pdir_1 (struct objfile *obj)
   /* This should at minimum hit the first character.  */
   gdb_assert (cp != NULL);
   strcpy (cp + 1, LIBTHREAD_DB_SO);
-  result = try_thread_db_load (path);
+
+  if (!file_is_auto_load_safe (path))
+    result = 0;
+  else
+    result = try_thread_db_load (path);
 
   do_cleanups (cleanup);
   return result;
@@ -935,7 +939,11 @@ try_thread_db_load_from_dir (const char *dir, size_t dir_len)
   memcpy (path, dir, dir_len);
   path[dir_len] = '/';
   strcpy (path + dir_len + 1, LIBTHREAD_DB_SO);
-  result = try_thread_db_load (path);
+
+  if (!file_is_auto_load_safe (path))
+    result = 0;
+  else
+    result = try_thread_db_load (path);
 
   do_cleanups (cleanup);
   return result;