From: Kamil Rytarowski <n54@gmx.com>
To: gdb-patches@sourceware.org
Subject: [PATCH 06/10] Add netbsd_nat::enable_proc_events in gdb/nat
Date: Wed, 2 Sep 2020 19:59:22 +0200 [thread overview]
Message-ID: <20200902175926.13182-7-n54@gmx.com> (raw)
In-Reply-To: <20200902175926.13182-1-n54@gmx.com>
Add generic function to enable debugger events in a process.
gdb/ChangeLog:
* netbsd-nat.h (netbsd_nat::enable_proc_events): Add.
* netbsd-nat.c (netbsd_nat::enable_proc_events): Likewise.
---
gdb/ChangeLog | 5 +++++
gdb/nat/netbsd-nat.c | 18 ++++++++++++++++++
gdb/nat/netbsd-nat.h | 2 ++
3 files changed, 25 insertions(+)
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 8b9ca1e9b32..06d3476c137 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2020-08-13 Kamil Rytarowski <n54@gmx.com>
+
+ * netbsd-nat.h (netbsd_nat::enable_proc_events): Add.
+ * netbsd-nat.c (netbsd_nat::enable_proc_events): Likewise.
+
2020-08-13 Kamil Rytarowski <n54@gmx.com>
* netbsd-nat.h (netbsd_nat::thread_alive, netbsd_nat::thread_name)
diff --git a/gdb/nat/netbsd-nat.c b/gdb/nat/netbsd-nat.c
index 5f005c38bf2..88c70ebe1bb 100644
--- a/gdb/nat/netbsd-nat.c
+++ b/gdb/nat/netbsd-nat.c
@@ -22,6 +22,7 @@
#include "gdbsupport/common-debug.h"
#include <sys/types.h>
+#include <sys/ptrace.h>
#include <sys/sysctl.h>
#include <cstring>
@@ -162,4 +163,21 @@ list_threads (pid_t pid, gdb::function_view<void (ptid_t)> callback)
netbsd_thread_lister (pid, fn);
}
+/* Enable additional event reporting in a new process specified by PID. */
+
+void
+enable_proc_events (pid_t pid)
+{
+ int events;
+
+ if (ptrace (PT_GET_EVENT_MASK, pid, &events, sizeof (events)) == -1)
+ perror_with_name (("ptrace"));
+
+ events |= PTRACE_LWP_CREATE;
+ events |= PTRACE_LWP_EXIT;
+
+ if (ptrace (PT_SET_EVENT_MASK, pid, &events, sizeof (events)) == -1)
+ perror_with_name (("ptrace"));
+}
+
}
diff --git a/gdb/nat/netbsd-nat.h b/gdb/nat/netbsd-nat.h
index b6885e1a9a6..c93e5d4822d 100644
--- a/gdb/nat/netbsd-nat.h
+++ b/gdb/nat/netbsd-nat.h
@@ -35,6 +35,8 @@ extern const char *thread_name (ptid_t ptid);
extern void list_threads (pid_t pid,
gdb::function_view<void (ptid_t)> callback);
+
+extern void enable_proc_events (pid_t pid);
}
#endif
--
2.28.0
next prev parent reply other threads:[~2020-09-02 18:00 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-02 17:59 [PATCH 00/10] Add minimal NetBSD/amd64 gdbserver support Kamil Rytarowski
2020-09-02 17:59 ` [PATCH 01/10] Add handle_eintr to wrap EINTR handling in syscalls Kamil Rytarowski
2020-09-03 14:17 ` Tom Tromey
2020-09-03 21:10 ` Kamil Rytarowski
2020-09-02 17:59 ` [PATCH 02/10] Register a placeholder for NetBSD shared functions in gdb/nat Kamil Rytarowski
2020-09-02 17:59 ` [PATCH 03/10] Build nat/netbsd-nat.o for the NetBSD native target Kamil Rytarowski
2020-09-02 17:59 ` [PATCH 04/10] Add netbsd_nat::pid_to_exec_file Kamil Rytarowski
2020-09-02 17:59 ` [PATCH 05/10] Add gdb/nat common functions for listing threads Kamil Rytarowski
2020-09-02 17:59 ` Kamil Rytarowski [this message]
2020-09-02 17:59 ` [PATCH 07/10] Add a common utility function to read and write siginfo_t in inferior Kamil Rytarowski
2020-09-02 17:59 ` [PATCH 08/10] Avoid double free in startup_inferior Kamil Rytarowski
2020-09-02 17:59 ` [PATCH 09/10] Switch local native code to gdb/nat shared functions Kamil Rytarowski
2020-09-02 17:59 ` [PATCH 10/10] Add minimal and functional NetBSD/amd64 gdbserver Kamil Rytarowski
2020-09-03 17:42 ` Aktemur, Tankut Baris
2020-09-04 0:13 ` Kamil Rytarowski
2020-09-04 7:58 ` Aktemur, Tankut Baris
2020-09-04 12:35 ` Kamil Rytarowski
2020-09-16 16:08 ` Tom Tromey
2020-09-18 17:41 ` Kamil Rytarowski
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