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Diffstat (limited to 'gdb/varobj.c')
-rw-r--r--gdb/varobj.c41
1 files changed, 22 insertions, 19 deletions
diff --git a/gdb/varobj.c b/gdb/varobj.c
index e56bbf71de8..2eacfa23172 100644
--- a/gdb/varobj.c
+++ b/gdb/varobj.c
@@ -2479,13 +2479,15 @@ value_get_print_value (struct value *value, enum varobj_display_formats format,
struct varobj *var)
{
struct ui_file *stb;
- struct cleanup *old_chain;
+ struct cleanup *old_chain = make_cleanup (null_cleanup, NULL);
gdb_byte *thevalue = NULL;
struct value_print_options opts;
struct type *type = NULL;
long len = 0;
char *encoding = NULL;
struct gdbarch *gdbarch = NULL;
+ CORE_ADDR str_addr;
+ int string_print = 0;
if (value == NULL)
return NULL;
@@ -2493,9 +2495,10 @@ value_get_print_value (struct value *value, enum varobj_display_formats format,
gdbarch = get_type_arch (value_type (value));
#if HAVE_PYTHON
{
- struct cleanup *back_to = varobj_ensure_python_env (var);
PyObject *value_formatter = var->pretty_printer;
+ varobj_ensure_python_env (var);
+
if (value_formatter)
{
/* First check to see if we have any children at all. If so,
@@ -2507,7 +2510,6 @@ value_get_print_value (struct value *value, enum varobj_display_formats format,
{
char *hint;
struct value *replacement;
- int string_print = 0;
PyObject *output = NULL;
hint = gdbpy_get_display_hint (value_formatter);
@@ -2522,10 +2524,13 @@ value_get_print_value (struct value *value, enum varobj_display_formats format,
&replacement);
if (output)
{
+ make_cleanup_py_decref (output);
+
if (gdbpy_is_lazy_string (output))
{
- thevalue = gdbpy_extract_lazy_string (output, &type,
- &len, &encoding);
+ gdbpy_extract_lazy_string (output, &str_addr, &type,
+ &len, &encoding);
+ make_cleanup (free_current_contents, &encoding);
string_print = 1;
}
else
@@ -2541,38 +2546,36 @@ value_get_print_value (struct value *value, enum varobj_display_formats format,
thevalue = xmemdup (s, len + 1, len + 1);
type = builtin_type (gdbarch)->builtin_char;
Py_DECREF (py_str);
+
+ if (!string_print)
+ {
+ do_cleanups (old_chain);
+ return thevalue;
+ }
+
+ make_cleanup (xfree, thevalue);
}
else
gdbpy_print_stack ();
}
- Py_DECREF (output);
- }
- if (thevalue && !string_print)
- {
- do_cleanups (back_to);
- xfree (encoding);
- return thevalue;
}
if (replacement)
value = replacement;
}
}
- do_cleanups (back_to);
}
#endif
stb = mem_fileopen ();
- old_chain = make_cleanup_ui_file_delete (stb);
+ make_cleanup_ui_file_delete (stb);
get_formatted_print_options (&opts, format_code[(int) format]);
opts.deref_ref = 0;
opts.raw = 1;
if (thevalue)
- {
- make_cleanup (xfree, thevalue);
- make_cleanup (xfree, encoding);
- LA_PRINT_STRING (stb, type, thevalue, len, encoding, 0, &opts);
- }
+ LA_PRINT_STRING (stb, type, thevalue, len, encoding, 0, &opts);
+ else if (string_print)
+ val_print_string (type, encoding, str_addr, len, stb, &opts);
else
common_val_print (value, stb, 0, &opts, current_language);
thevalue = ui_file_xstrdup (stb, NULL);