Use ui_file_as_string in gdb/python/

gdb/ChangeLog:
2016-11-08  Pedro Alves  <palves@redhat.com>

	* python/py-arch.c (archpy_disassemble): Use ui_file_as_string and
	std::string.
	* python/py-breakpoint.c (bppy_get_commands): Use
	ui_file_as_string and std::string.
	* python/py-frame.c (frapy_str): Likewise.
	* python/py-type.c (typy_str): Likewise.
	* python/py-unwind.c (unwind_infopy_str): Likewise.
	* python/py-value.c (valpy_str): Likewise.

1 files changed, 3 insertions, 5 deletions

diff --git a/gdb/python/py-breakpoint.c b/gdb/python/py-breakpoint.c
index 80f5d1f..e61cbcd 100644
--- a/gdb/python/py-breakpoint.c
+++ b/gdb/python/py-breakpoint.c
@@ -487,9 +487,8 @@ bppy_get_commands (PyObject *self, void *closure)
   struct breakpoint *bp = self_bp->bp;
   long length;
   struct ui_file *string_file;
-  struct cleanup *chain;
   PyObject *result;
-  char *cmdstr;
+  struct cleanup *chain;
 
   BPPY_REQUIRE_VALID (self_bp);
 
@@ -514,9 +513,8 @@ bppy_get_commands (PyObject *self, void *closure)
   END_CATCH
 
   ui_out_redirect (current_uiout, NULL);
-  cmdstr = ui_file_xstrdup (string_file, &length);
-  make_cleanup (xfree, cmdstr);
-  result = host_string_to_python_string (cmdstr);
+  std::string cmdstr = ui_file_as_string (string_file);
+  result = host_string_to_python_string (cmdstr.c_str ());
   do_cleanups (chain);
   return result;
 }