diff options
| -rw-r--r-- | gdb/ChangeLog | 10 | ||||
| -rw-r--r-- | gdb/frame.h | 8 | ||||
| -rw-r--r-- | gdb/mi/mi-cmd-stack.c | 6 | ||||
| -rw-r--r-- | gdb/python/py-framefilter.c | 5 | ||||
| -rw-r--r-- | gdb/stack.c | 18 |
5 files changed, 22 insertions, 25 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index bacf5d7..04bb14e 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,13 @@ +2019-08-07 Tom Tromey <tromey@adacore.com> + + * stack.c (print_frame_arg, read_frame_local, read_frame_arg) + (print_frame_args): Update. + * python/py-framefilter.c (py_print_single_arg, enumerate_args): + Update. + * mi/mi-cmd-stack.c (list_arg_or_local): Update. + * frame.h (struct frame_arg): Add initializers. + <error>: Now a unique_xmalloc_ptr. + 2019-08-07 Alan Hayward <alan.hayward@arm.com> * NEWS: Expand the Pointer Authentication entry. diff --git a/gdb/frame.h b/gdb/frame.h index fdb401d..09842c9 100644 --- a/gdb/frame.h +++ b/gdb/frame.h @@ -821,15 +821,15 @@ extern frame_print_options user_frame_print_options; struct frame_arg { /* Symbol for this parameter used for example for its name. */ - struct symbol *sym; + struct symbol *sym = nullptr; /* Value of the parameter. It is NULL if ERROR is not NULL; if both VAL and ERROR are NULL this parameter's value should not be printed. */ - struct value *val; + struct value *val = nullptr; /* String containing the error message, it is more usually NULL indicating no error occured reading this parameter. */ - char *error; + gdb::unique_xmalloc_ptr<char> error; /* One of the print_entry_values_* entries as appropriate specifically for this frame_arg. It will be different from print_entry_values. With @@ -840,7 +840,7 @@ struct frame_arg value - print_entry_values_compact is not permitted fi ui_out_is_mi_like_p (in such case print_entry_values_no and print_entry_values_only is used for each parameter kind specifically. */ - const char *entry_kind; + const char *entry_kind = nullptr; }; extern void read_frame_arg (const frame_print_options &fp_opts, diff --git a/gdb/mi/mi-cmd-stack.c b/gdb/mi/mi-cmd-stack.c index e8f8d15..7a3ba47 100644 --- a/gdb/mi/mi-cmd-stack.c +++ b/gdb/mi/mi-cmd-stack.c @@ -533,7 +533,7 @@ list_arg_or_local (const struct frame_arg *arg, enum what_to_list what, if (arg->val || arg->error) { if (arg->error) - stb.printf (_("<error reading variable: %s>"), arg->error); + stb.printf (_("<error reading variable: %s>"), arg->error.get ()); else { try @@ -641,10 +641,8 @@ list_args_or_locals (const frame_print_options &fp_opts, sym2 = sym; gdb_assert (sym2 != NULL); - memset (&arg, 0, sizeof (arg)); arg.sym = sym2; arg.entry_kind = print_entry_values_no; - memset (&entryarg, 0, sizeof (entryarg)); entryarg.sym = sym2; entryarg.entry_kind = print_entry_values_no; @@ -669,8 +667,6 @@ list_args_or_locals (const frame_print_options &fp_opts, list_arg_or_local (&arg, what, values, skip_unavailable); if (entryarg.entry_kind != print_entry_values_no) list_arg_or_local (&entryarg, what, values, skip_unavailable); - xfree (arg.error); - xfree (entryarg.error); } } diff --git a/gdb/python/py-framefilter.c b/gdb/python/py-framefilter.c index d805ec6..ecd633a 100644 --- a/gdb/python/py-framefilter.c +++ b/gdb/python/py-framefilter.c @@ -398,7 +398,7 @@ py_print_single_arg (struct ui_out *out, gdb_assert (fa != NULL && fa->error != NULL); out->field_fmt ("value", _("<error reading variable: %s>"), - fa->error); + fa->error.get ()); } else py_print_value (out, val, opts, 0, args_type, language); @@ -486,9 +486,6 @@ enumerate_args (PyObject *iter, read_frame_arg (user_frame_print_options, sym, frame, &arg, &entryarg); - gdb::unique_xmalloc_ptr<char> arg_holder (arg.error); - gdb::unique_xmalloc_ptr<char> entry_holder (entryarg.error); - /* The object has not provided a value, so this is a frame argument to be read by GDB. In this case we have to account for entry-values. */ diff --git a/gdb/stack.c b/gdb/stack.c index 0859815..49b9100 100644 --- a/gdb/stack.c +++ b/gdb/stack.c @@ -390,7 +390,7 @@ print_frame_arg (const frame_print_options &fp_opts, else { if (arg->error) - stb.printf (_("<error reading variable: %s>"), arg->error); + stb.printf (_("<error reading variable: %s>"), arg->error.get ()); else { try @@ -452,13 +452,12 @@ read_frame_local (struct symbol *sym, struct frame_info *frame, } catch (const gdb_exception_error &except) { - argp->error = xstrdup (except.what ()); + argp->error.reset (xstrdup (except.what ())); } } -/* Read in inferior function parameter SYM at FRAME into ARGP. Caller is - responsible for xfree of ARGP->ERROR. This function never throws an - exception. */ +/* Read in inferior function parameter SYM at FRAME into ARGP. This + function never throws an exception. */ void read_frame_arg (const frame_print_options &fp_opts, @@ -626,7 +625,7 @@ read_frame_arg (const frame_print_options &fp_opts, argp->sym = sym; argp->val = val; - argp->error = val_error ? xstrdup (val_error) : NULL; + argp->error.reset (val_error ? xstrdup (val_error) : NULL); if (!val && !val_error) argp->entry_kind = print_entry_values_only; else if ((fp_opts.print_entry_values == print_entry_values_compact @@ -641,7 +640,7 @@ read_frame_arg (const frame_print_options &fp_opts, entryargp->sym = sym; entryargp->val = entryval; - entryargp->error = entryval_error ? xstrdup (entryval_error) : NULL; + entryargp->error.reset (entryval_error ? xstrdup (entryval_error) : NULL); if (!entryval && !entryval_error) entryargp->entry_kind = print_entry_values_no; else @@ -810,10 +809,8 @@ print_frame_args (const frame_print_options &fp_opts, if (!print_args) { - memset (&arg, 0, sizeof (arg)); arg.sym = sym; arg.entry_kind = print_entry_values_no; - memset (&entryarg, 0, sizeof (entryarg)); entryarg.sym = sym; entryarg.entry_kind = print_entry_values_no; } @@ -834,9 +831,6 @@ print_frame_args (const frame_print_options &fp_opts, print_frame_arg (fp_opts, &entryarg); } - xfree (arg.error); - xfree (entryarg.error); - first = 0; } } |