From: John Baldwin <jhb@FreeBSD.org>
To: gdb-patches@sourceware.org
Subject: [PATCH v2 09/12] fbsd-nat: Add helper routine to fetch siginfo_t for a ptid.
Date: Wed, 16 Mar 2022 13:19:20 -0700 [thread overview]
Message-ID: <20220316201923.89694-10-jhb@FreeBSD.org> (raw)
In-Reply-To: <20220316201923.89694-1-jhb@FreeBSD.org>
---
gdb/fbsd-nat.c | 16 ++++++++++++++++
gdb/fbsd-nat.h | 4 ++++
2 files changed, 20 insertions(+)
diff --git a/gdb/fbsd-nat.c b/gdb/fbsd-nat.c
index 6d76c8234d5..51234eaa6c9 100644
--- a/gdb/fbsd-nat.c
+++ b/gdb/fbsd-nat.c
@@ -1766,6 +1766,22 @@ fbsd_nat_target::store_register_set (struct regcache *regcache, int regnum,
return false;
}
+/* See fbsd-nat.h. */
+
+bool
+fbsd_nat_get_siginfo (ptid_t ptid, siginfo_t *siginfo)
+{
+ struct ptrace_lwpinfo pl;
+ pid_t pid = get_ptrace_pid (ptid);
+
+ if (ptrace (PT_LWPINFO, pid, (caddr_t) &pl, sizeof pl) == -1)
+ return false;
+ if (!(pl.pl_flags & PL_FLAG_SI))
+ return false;;
+ *siginfo = pl.pl_siginfo;
+ return (true);
+}
+
void _initialize_fbsd_nat ();
void
_initialize_fbsd_nat ()
diff --git a/gdb/fbsd-nat.h b/gdb/fbsd-nat.h
index 2f17be5a8f0..d7c8eb81e96 100644
--- a/gdb/fbsd-nat.h
+++ b/gdb/fbsd-nat.h
@@ -166,4 +166,8 @@ class fbsd_nat_target : public inf_ptrace_target
}
};
+/* Fetch the signal information for PTID and store it in *SIGINFO.
+ Return true if successful. */
+bool fbsd_nat_get_siginfo (ptid_t ptid, siginfo_t *siginfo);
+
#endif /* fbsd-nat.h */
--
2.34.1
next prev parent reply other threads:[~2022-03-16 20:19 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-16 20:19 [PATCH v2 00/12] FreeBSD/aarch64 hardware watchpoint support John Baldwin
2022-03-16 20:19 ` [PATCH v2 01/12] Remove USE_SIGTRAP_SIGINFO condition for FreeBSD/x86 debug regs support John Baldwin
2022-03-16 20:19 ` [PATCH v2 02/12] x86-nat: Use an unordered_map to store per-pid debug reg state John Baldwin
2022-03-21 18:07 ` Pedro Alves
2022-03-16 20:19 ` [PATCH v2 03/12] x86-nat: Add x86_lookup_debug_reg_state John Baldwin
2022-03-21 18:10 ` Pedro Alves
2022-03-16 20:19 ` [PATCH v2 04/12] Add an x86_fbsd_nat_target mixin class for FreeBSD x86 native targets John Baldwin
2022-03-16 20:19 ` [PATCH v2 05/12] fbsd-nat: Add a low_new_fork virtual method John Baldwin
2022-03-16 20:19 ` [PATCH v2 06/12] x86-fbsd-nat: Copy debug register state on fork John Baldwin
2022-03-16 20:19 ` [PATCH v2 07/12] nat: Split out platform-independent aarch64 debug register support John Baldwin
2022-03-17 15:37 ` Luis Machado
2022-03-16 20:19 ` [PATCH v2 08/12] aarch64: Add an aarch64_nat_target mixin class John Baldwin
2022-03-17 15:35 ` Luis Machado
2022-03-16 20:19 ` John Baldwin [this message]
2022-03-16 20:19 ` [PATCH v2 10/12] fbsd-nat: Add a low_delete_thread virtual method John Baldwin
2022-03-16 20:19 ` [PATCH v2 11/12] fbsd-nat: Add a low_prepare_to_resume " John Baldwin
2022-03-16 20:19 ` [PATCH v2 12/12] Add support for hardware breakpoints/watchpoints on FreeBSD/Aarch64 John Baldwin
2022-03-30 15:23 ` [PATCH v2 00/12] FreeBSD/aarch64 hardware watchpoint support Luis Machado
2022-03-30 15:31 ` Luis Machado
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