From: Simon Marchi <simon.marchi@ericsson.com>
To: Pedro Alves <palves@redhat.com>, <gdb-patches@sourceware.org>
Subject: Re: [PATCH v3 2/7] Add Python InferiorThread.inferior attribute
Date: Wed, 06 Jan 2016 18:57:00 -0000 [thread overview]
Message-ID: <568D6382.6090507@ericsson.com> (raw)
In-Reply-To: <1452085418-18300-3-git-send-email-palves@redhat.com>
On 16-01-06 08:03 AM, Pedro Alves wrote:
> So a script can easily get at a thread's inferior and its number.
>
> gdb/ChangeLog:
> 2016-01-06 Pedro Alves <palves@redhat.com>
>
> * NEWS: Mention InferiorThread.inferior.
> * python/py-infthread.c (thpy_get_inferior): New.
> (thread_object_getset): Register "inferior".
>
> gdb/testsuite/ChangeLog:
> 2016-01-06 Pedro Alves <palves@redhat.com>
>
> * gdb.python/py-infthread.exp: Test InferiorThread.inferior.
>
> gdb/doc/ChangeLog:
> 2016-01-06 Pedro Alves <palves@redhat.com>
>
> * python.texi (Threads In Python): Document
> InferiorThread.inferior.
> ---
> gdb/NEWS | 5 +++++
> gdb/doc/python.texi | 5 +++++
> gdb/python/py-infthread.c | 14 ++++++++++++++
> gdb/testsuite/gdb.python/py-infthread.exp | 3 +++
> 4 files changed, 27 insertions(+)
>
> diff --git a/gdb/NEWS b/gdb/NEWS
> index 31c870d..57a6c71 100644
> --- a/gdb/NEWS
> +++ b/gdb/NEWS
> @@ -151,6 +151,11 @@ show remote exec-event-feature-packet
> format. It outputs data in hexadecimal format with zero-padding on the
> left.
>
> +* Python Scripting
> +
> + ** gdb.InferiorThread objects have a new attribute "inferior", which
> + is the Inferior object the thread belongs to.
> +
> *** Changes in GDB 7.10
>
> * Support for process record-replay and reverse debugging on aarch64*-linux*
> diff --git a/gdb/doc/python.texi b/gdb/doc/python.texi
> index e749810..855da44 100644
> --- a/gdb/doc/python.texi
> +++ b/gdb/doc/python.texi
> @@ -3006,6 +3006,11 @@ Either the LWPID or TID may be 0, which indicates that the operating system
> does not use that identifier.
> @end defvar
>
> +@defvar InferiorThread.inferior
> +The inferior this thread belongs to. This attribute is represented as
> +a @code{gdb.Inferior} object. This attribute is not writable.
> +@end defvar
> +
> A @code{gdb.InferiorThread} object has the following methods:
>
> @defun InferiorThread.is_valid ()
> diff --git a/gdb/python/py-infthread.c b/gdb/python/py-infthread.c
> index 2637f60..5075071 100644
> --- a/gdb/python/py-infthread.c
> +++ b/gdb/python/py-infthread.c
> @@ -140,6 +140,18 @@ thpy_get_ptid (PyObject *self, void *closure)
> return gdbpy_create_ptid_object (thread_obj->thread->ptid);
> }
>
> +/* Getter for InferiorThread.inferior -> Inferior. */
> +
> +static PyObject *
> +thpy_get_inferior (PyObject *self, void *ignore)
> +{
> + thread_object *thread_obj = (thread_object *) self;
> +
> + THPY_REQUIRE_VALID (thread_obj);
> +
> + return thread_obj->inf_obj;
> +}
> +
> /* Implementation of InferiorThread.switch ().
> Makes this the GDB selected thread. */
>
> @@ -285,6 +297,8 @@ static PyGetSetDef thread_object_getset[] =
> { "num", thpy_get_num, NULL, "ID of the thread, as assigned by GDB.", NULL },
> { "ptid", thpy_get_ptid, NULL, "ID of the thread, as assigned by the OS.",
> NULL },
> + { "inferior", thpy_get_inferior, NULL,
> + "The Inferior object this thread belongs to.", NULL },
>
> { NULL }
> };
> diff --git a/gdb/testsuite/gdb.python/py-infthread.exp b/gdb/testsuite/gdb.python/py-infthread.exp
> index 6e02d02..e07fd82 100644
> --- a/gdb/testsuite/gdb.python/py-infthread.exp
> +++ b/gdb/testsuite/gdb.python/py-infthread.exp
> @@ -44,6 +44,9 @@ gdb_test "python print (t0)" "\\<gdb.InferiorThread object at 0x\[\[:xdigit:\]\]
> gdb_test "python print ('result = %s' % t0.num)" " = 1" "test InferiorThread.num"
> gdb_test "python print ('result = %s' % str (t0.ptid))" " = \\(\[0-9\]+, \[0-9\]+, \[0-9\]+\\)" "test InferiorThread.ptid"
>
> +gdb_py_test_silent_cmd "python i0 = t0.inferior" "test InferiorThread.inferior" 1
> +gdb_test "python print ('result = %s' % i0.num)" " = 1" "test Inferior.num"
> +
> gdb_py_test_silent_cmd "python name = gdb.selected_thread().name" \
> "get supplied name of current thread" 1
> gdb_py_test_silent_cmd "python gdb.selected_thread().name = 'hibob'" \
>
LGTM.
next prev parent reply other threads:[~2016-01-06 18:57 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-06 13:03 [PATCH v3 0/7] Per-inferior/Inferior-qualified thread IDs Pedro Alves
2016-01-06 13:03 ` [PATCH v3 1/7] Add a new $_inferior convenience variable Pedro Alves
2016-01-06 18:56 ` Simon Marchi
2016-01-06 13:03 ` [PATCH v3 3/7] Centralize thread ID printing Pedro Alves
2016-01-06 18:57 ` Simon Marchi
2016-01-06 13:03 ` [PATCH v3 2/7] Add Python InferiorThread.inferior attribute Pedro Alves
2016-01-06 18:57 ` Simon Marchi [this message]
2016-01-06 13:03 ` [PATCH v3 5/7] InferiorThread.global_num Pedro Alves
2016-01-06 19:03 ` Simon Marchi
2016-01-06 13:04 ` [PATCH v3 4/7] Per-inferior/Inferior-qualified thread IDs Pedro Alves
2016-01-06 18:51 ` Simon Marchi
2016-01-07 19:45 ` Pedro Alves
2016-01-07 22:28 ` Simon Marchi
2016-01-07 23:37 ` Pedro Alves
2016-12-07 21:10 ` Thomas Schwinge
2016-12-07 21:29 ` Simon Marchi
2016-12-08 8:53 ` Thomas Schwinge
2016-01-07 22:02 ` Simon Marchi
2016-01-07 22:24 ` Pedro Alves
2016-01-06 13:11 ` [PATCH v3 6/7] Implement "info threads -gid" Pedro Alves
2016-01-06 19:12 ` Simon Marchi
2016-01-06 13:11 ` [PATCH v3 7/7] Add $_gthread convenience variable Pedro Alves
2016-01-06 19:14 ` Simon Marchi
2016-01-08 13:54 ` [PATCH v3 0/7] Per-inferior/Inferior-qualified thread IDs Yao Qi
2016-01-13 11:25 ` Pedro Alves
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