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From: Kamil Rytarowski <krytarowski@sourceware.org> To: gdb-cvs@sourceware.org Subject: [binutils-gdb] Add support for threads in vax_bsd_nat_target Date: Sat, 14 Mar 2020 12:54:08 +0000 (GMT) [thread overview] Message-ID: <20200314125408.C19C4393FC39@sourceware.org> (raw) https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=6227b330d563add042066259e5f933c89a85b3b5 commit 6227b330d563add042066259e5f933c89a85b3b5 Author: Kamil Rytarowski <n54@gmx.com> Date: Sat Mar 14 13:38:30 2020 +0100 Add support for threads in vax_bsd_nat_target ptrace(2) PT_GETREGS/PT_SETREGS accepts thread id (LWP) as the 4th argument for threads. gdb/ChangeLog: * vax-bsd-nat.c (vaxbsd_supply_gregset): New variable lwp and pass it to the ptrace call. * vax-bsd-nat.c (vaxbsd_collect_gregset): Likewise. Diff: --- gdb/ChangeLog | 9 ++++++++- gdb/vax-bsd-nat.c | 8 +++++--- 2 files changed, 13 insertions(+), 4 deletions(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index c148626b332..34212357c84 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,6 +1,13 @@ 2020-03-14 Kamil Rytarowski <n54@gmx.com> - * vax-bsd-nat.c (vaxbsd_supply_gregset): Cast gregs to const gdb_byte *. + * vax-bsd-nat.c (vaxbsd_supply_gregset): New variable lwp and pass + it to the ptrace call. + * vax-bsd-nat.c (vaxbsd_collect_gregset): Likewise. + +2020-03-14 Kamil Rytarowski <n54@gmx.com> + + * vax-bsd-nat.c (vaxbsd_supply_gregset): Cast gregs to const + gdb_byte *. * vax-bsd-nat.c (vaxbsd_collect_gregset): Cast gregs to void *. 2020-03-14 Kamil Rytarowski <n54@gmx.com> diff --git a/gdb/vax-bsd-nat.c b/gdb/vax-bsd-nat.c index 9b1351d9b14..1ca1f7bb1e8 100644 --- a/gdb/vax-bsd-nat.c +++ b/gdb/vax-bsd-nat.c @@ -78,8 +78,9 @@ vax_bsd_nat_target::fetch_registers (struct regcache *regcache, int regnum) { struct reg regs; pid_t pid = regcache->ptid ().pid (); + int lwp = regcache->ptid ().lwp (); - if (ptrace (PT_GETREGS, pid, (PTRACE_TYPE_ARG3) ®s, 0) == -1) + if (ptrace (PT_GETREGS, pid, (PTRACE_TYPE_ARG3) ®s, lwp) == -1) perror_with_name (_("Couldn't get registers")); vaxbsd_supply_gregset (regcache, ®s); @@ -93,13 +94,14 @@ vax_bsd_nat_target::store_registers (struct regcache *regcache, int regnum) { struct reg regs; pid_t pid = regcache->ptid ().pid (); + int lwp = regcache->ptid ().lwp (); - if (ptrace (PT_GETREGS, pid, (PTRACE_TYPE_ARG3) ®s, 0) == -1) + if (ptrace (PT_GETREGS, pid, (PTRACE_TYPE_ARG3) ®s, lwp) == -1) perror_with_name (_("Couldn't get registers")); vaxbsd_collect_gregset (regcache, ®s, regnum); - if (ptrace (PT_SETREGS, pid, (PTRACE_TYPE_ARG3) ®s, 0) == -1) + if (ptrace (PT_SETREGS, pid, (PTRACE_TYPE_ARG3) ®s, lwp) == -1) perror_with_name (_("Couldn't write registers")); }
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