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7b6690874f
This commit introduces a new function, current_lwp_ptid, that shared Linux code can use to obtain the ptid of the current lightweight process. gdb/ChangeLog: * nat/linux-nat.h (current_lwp_ptid): New declaration. * linux-nat.c (current_lwp_ptid): New function. * x86-linux-nat.c: Include nat/linux-nat.h. (x86_linux_dr_get_addr): Use current_lwp_ptid. (x86_linux_dr_get_control): Likewise. (x86_linux_dr_get_status): Likewise. (x86_linux_dr_set_control): Likewise. (x86_linux_dr_set_addr): Likewise. gdb/gdbserver/ChangeLog: * linux-low.c (current_lwp_ptid): New function. * linux-x86-low.c: Include nat/linux-nat.h. (x86_dr_low_get_addr): Use current_lwp_ptid. (x86_dr_low_get_control): Likewise. (x86_dr_low_get_status): Likewise.
36 lines
1.3 KiB
C
36 lines
1.3 KiB
C
/* Code for native debugging support for GNU/Linux (LWP layer).
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Copyright (C) 2000-2015 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef LINUX_NAT_H
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#define LINUX_NAT_H
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/* Unlike other extended result codes, WSTOPSIG (status) on
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PTRACE_O_TRACESYSGOOD syscall events doesn't return SIGTRAP, but
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instead SIGTRAP with bit 7 set. */
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#define SYSCALL_SIGTRAP (SIGTRAP | 0x80)
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/* Return the ptid of the current lightweight process. With NPTL
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threads and LWPs map 1:1, so this is equivalent to returning the
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ptid of the current thread. This function must be provided by
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the client. */
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extern ptid_t current_lwp_ptid (void);
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#endif /* LINUX_NAT_H */
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