gdb/
* Makefile.in (linux-ptrace.o): New. * common/linux-procfs.c (linux_proc_pid_is_zombie): New, from linux-nat.c. * common/linux-procfs.h (linux_proc_pid_is_zombie): New declaration. * common/linux-ptrace.c: New file. * config/alpha/alpha-linux.mh (NATDEPFILES): Add linux-ptrace.o. * config/arm/linux.mh: Likewise. * config/i386/linux.mh: Likewise. * config/i386/linux64.mh: Likewise. * config/ia64/linux.mh: Likewise. * config/m32r/linux.mh: Likewise. * config/m68k/linux.mh: Likewise. * config/mips/linux.mh: Likewise. * config/pa/linux.mh: Likewise. * config/powerpc/linux.mh: Likewise. * config/powerpc/ppc64-linux.mh: Likewise. * config/powerpc/spu-linux.mh: Likewise. * config/s390/s390.mh: Likewise. * config/sparc/linux.mh: Likewise. * config/sparc/linux64.mh: Likewise. * config/xtensa/linux.mh: Likewise. * linux-nat.c (linux_lwp_is_zombie): Remove, move it to common/linux-procfs.c. (wait_lwp): Rename linux_lwp_is_zombie to linux_proc_pid_is_zombie. gdb/gdbserver/ * Makefile.in (linux-ptrace.o): New. * configure.srv (arm*-*-linux*, bfin-*-*linux*, crisv32-*-linux*) (cris-*-linux*, i[34567]86-*-linux*, ia64-*-linux*, m32r*-*-linux*) (m68*-*-linux*, m68*-*-uclinux*, mips*-*-linux*, powerpc*-*-linux*) (s390*-*-linux*, sh*-*-linux*, sparc*-*-linux*, tic6x-*-uclinux) (x86_64-*-linux*, xtensa*-*-linux*): Add linux-ptrace.o to SRV_TGTOBJ of these targets. * linux-low.c (linux_attach_lwp_1): Remove redundent else clause.
This commit is contained in:
Jan Kratochvil
parent
44f238bb63
commit
5f572decf9
26 changed files with 146 additions and 54 deletions
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@ -1,3 +1,30 @@
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2012-03-13 Jan Kratochvil <jan.kratochvil@redhat.com>
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* Makefile.in (linux-ptrace.o): New.
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* common/linux-procfs.c (linux_proc_pid_is_zombie): New,
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from linux-nat.c.
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* common/linux-procfs.h (linux_proc_pid_is_zombie): New declaration.
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* common/linux-ptrace.c: New file.
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* config/alpha/alpha-linux.mh (NATDEPFILES): Add linux-ptrace.o.
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* config/arm/linux.mh: Likewise.
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* config/i386/linux.mh: Likewise.
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* config/i386/linux64.mh: Likewise.
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* config/ia64/linux.mh: Likewise.
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* config/m32r/linux.mh: Likewise.
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* config/m68k/linux.mh: Likewise.
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* config/mips/linux.mh: Likewise.
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* config/pa/linux.mh: Likewise.
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* config/powerpc/linux.mh: Likewise.
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* config/powerpc/ppc64-linux.mh: Likewise.
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* config/powerpc/spu-linux.mh: Likewise.
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* config/s390/s390.mh: Likewise.
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* config/sparc/linux.mh: Likewise.
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* config/sparc/linux64.mh: Likewise.
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* config/xtensa/linux.mh: Likewise.
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* linux-nat.c (linux_lwp_is_zombie): Remove, move it to
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common/linux-procfs.c.
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(wait_lwp): Rename linux_lwp_is_zombie to linux_proc_pid_is_zombie.
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2012-03-13 Hui Zhu <teawater@gmail.com>
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Pedro Alves <palves@redhat.com>
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@ -1929,6 +1929,10 @@ linux-procfs.o: $(srcdir)/common/linux-procfs.c
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$(COMPILE) $(srcdir)/common/linux-procfs.c
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$(POSTCOMPILE)
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linux-ptrace.o: $(srcdir)/common/linux-ptrace.c
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$(COMPILE) $(srcdir)/common/linux-ptrace.c
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$(POSTCOMPILE)
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common-agent.o: $(srcdir)/common/agent.c
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$(COMPILE) $(srcdir)/common/agent.c
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$(POSTCOMPILE)
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@ -84,3 +84,34 @@ linux_proc_pid_is_stopped (pid_t pid)
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}
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return retval;
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}
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/* See linux-procfs.h declaration. */
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int
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linux_proc_pid_is_zombie (pid_t pid)
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{
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char buffer[100];
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FILE *procfile;
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int retval;
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int have_state;
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xsnprintf (buffer, sizeof (buffer), "/proc/%d/status", (int) pid);
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procfile = fopen (buffer, "r");
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if (procfile == NULL)
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{
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warning (_("unable to open /proc file '%s'"), buffer);
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return 0;
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}
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have_state = 0;
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while (fgets (buffer, sizeof (buffer), procfile) != NULL)
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if (strncmp (buffer, "State:", 6) == 0)
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{
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have_state = 1;
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break;
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}
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retval = (have_state
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&& strcmp (buffer, "State:\tZ (zombie)\n") == 0);
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fclose (procfile);
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return retval;
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}
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@ -31,4 +31,8 @@ extern int linux_proc_get_tgid (int lwpid);
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extern int linux_proc_pid_is_stopped (pid_t pid);
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/* Return non-zero if PID is a zombie. */
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extern int linux_proc_pid_is_zombie (pid_t pid);
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#endif /* COMMON_LINUX_PROCFS_H */
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26
gdb/common/linux-ptrace.c
Normal file
26
gdb/common/linux-ptrace.c
Normal file
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@ -0,0 +1,26 @@
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/* Linux-specific ptrace manipulation routines.
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Copyright (C) 2012 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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#ifdef GDBSERVER
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#include "server.h"
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#else
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#include "defs.h"
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#include "gdb_string.h"
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#endif
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#include "linux-ptrace.h"
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@ -2,7 +2,7 @@
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NAT_FILE= config/nm-linux.h
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NATDEPFILES= inf-ptrace.o alpha-linux-nat.o \
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fork-child.o proc-service.o linux-thread-db.o \
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o linux-ptrace.o
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NAT_CDEPS = $(srcdir)/proc-service.list
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# The dynamically loaded libthread_db needs access to symbols in the
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@ -3,7 +3,7 @@
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NAT_FILE= config/nm-linux.h
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NATDEPFILES= inf-ptrace.o fork-child.o arm-linux-nat.o \
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proc-service.o linux-thread-db.o \
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o linux-ptrace.o
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NAT_CDEPS = $(srcdir)/proc-service.list
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LOADLIBES= -ldl $(RDYNAMIC)
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@ -4,7 +4,7 @@ NAT_FILE= config/nm-linux.h
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NATDEPFILES= inf-ptrace.o fork-child.o \
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i386-nat.o i386-linux-nat.o \
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proc-service.o linux-thread-db.o \
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o linux-ptrace.o
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NAT_CDEPS = $(srcdir)/proc-service.list
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# The dynamically loaded libthread_db needs access to symbols in the
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@ -3,7 +3,7 @@ NATDEPFILES= inf-ptrace.o fork-child.o \
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i386-nat.o amd64-nat.o amd64-linux-nat.o \
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linux-nat.o linux-osdata.o \
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proc-service.o linux-thread-db.o linux-fork.o \
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linux-procfs.o
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linux-procfs.o linux-ptrace.o
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NAT_FILE= config/nm-linux.h
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NAT_CDEPS = $(srcdir)/proc-service.list
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@ -5,7 +5,7 @@ NATDEPFILES= inf-ptrace.o fork-child.o \
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core-regset.o ia64-linux-nat.o \
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proc-service.o linux-thread-db.o \
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linux-nat.o linux-osdata.o linux-fork.o \
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linux-procfs.o
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linux-procfs.o linux-ptrace.o
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NAT_CDEPS = $(srcdir)/proc-service.list
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LOADLIBES = -ldl $(RDYNAMIC)
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@ -3,7 +3,7 @@
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NAT_FILE= config/nm-linux.h
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NATDEPFILES= inf-ptrace.o fork-child.o \
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m32r-linux-nat.o proc-service.o linux-thread-db.o \
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o linux-ptrace.o
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NAT_CDEPS = $(srcdir)/proc-service.list
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LOADLIBES= -ldl $(RDYNAMIC)
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@ -4,7 +4,7 @@ NAT_FILE= config/nm-linux.h
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NATDEPFILES= inf-ptrace.o fork-child.o \
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m68klinux-nat.o \
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proc-service.o linux-thread-db.o \
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o linux-ptrace.o
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NAT_CDEPS = $(srcdir)/proc-service.list
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# The dynamically loaded libthread_db needs access to symbols in the
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@ -3,7 +3,7 @@ NAT_FILE= config/nm-linux.h
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NATDEPFILES= inf-ptrace.o fork-child.o mips-linux-nat.o \
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linux-thread-db.o proc-service.o \
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linux-nat.o linux-osdata.o linux-fork.o \
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linux-procfs.o
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linux-procfs.o linux-ptrace.o
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NAT_CDEPS = $(srcdir)/proc-service.list
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LOADLIBES = -ldl $(RDYNAMIC)
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@ -3,7 +3,7 @@ NAT_FILE= config/nm-linux.h
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NATDEPFILES= inf-ptrace.o fork-child.o \
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hppa-linux-nat.o proc-service.o linux-thread-db.o \
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linux-nat.o linux-osdata.o linux-fork.o \
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linux-procfs.o
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linux-procfs.o linux-ptrace.o
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NAT_CDEPS = $(srcdir)/proc-service.list
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LOADLIBES = -ldl $(RDYNAMIC)
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@ -5,7 +5,7 @@ XM_CLIBS=
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NAT_FILE= config/nm-linux.h
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NATDEPFILES= inf-ptrace.o fork-child.o \
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ppc-linux-nat.o proc-service.o linux-thread-db.o \
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o linux-ptrace.o
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NAT_CDEPS = $(srcdir)/proc-service.list
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LOADLIBES = -ldl $(RDYNAMIC)
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@ -5,7 +5,7 @@ XM_CLIBS=
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NAT_FILE= config/nm-linux.h
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NATDEPFILES= inf-ptrace.o fork-child.o \
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ppc-linux-nat.o proc-service.o linux-thread-db.o \
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o linux-ptrace.o
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NAT_CDEPS = $(srcdir)/proc-service.list
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# The PowerPC has severe limitations on TOC size, and uses them even
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@ -4,5 +4,5 @@
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# PPU side of the Cell BE and debugging the SPU side.
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NATDEPFILES = spu-linux-nat.o fork-child.o inf-ptrace.o \
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linux-procfs.o
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linux-procfs.o linux-ptrace.o
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|
|
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@ -2,6 +2,6 @@
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NAT_FILE= config/nm-linux.h
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NATDEPFILES= inf-ptrace.o fork-child.o s390-nat.o \
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linux-thread-db.o proc-service.o \
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o
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linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o linux-ptrace.o
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NAT_CDEPS = $(srcdir)/proc-service.list
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LOADLIBES = -ldl $(RDYNAMIC)
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|
|
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@ -4,7 +4,7 @@ NATDEPFILES= sparc-nat.o sparc-linux-nat.o \
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core-regset.o fork-child.o inf-ptrace.o \
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proc-service.o linux-thread-db.o \
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linux-nat.o linux-osdata.o linux-fork.o \
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linux-procfs.o
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linux-procfs.o linux-ptrace.o
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NAT_CDEPS = $(srcdir)/proc-service.list
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||||
|
||||
# The dynamically loaded libthread_db needs access to symbols in the
|
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|
|
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|||
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@ -5,7 +5,7 @@ NATDEPFILES= sparc-nat.o sparc64-nat.o sparc64-linux-nat.o \
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fork-child.o inf-ptrace.o \
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||||
proc-service.o linux-thread-db.o \
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||||
linux-nat.o linux-osdata.o linux-fork.o \
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||||
linux-procfs.o
|
||||
linux-procfs.o linux-ptrace.o
|
||||
NAT_CDEPS = $(srcdir)/proc-service.list
|
||||
|
||||
# The dynamically loaded libthread_db needs access to symbols in the
|
||||
|
|
|
|||
|
|
@ -4,7 +4,7 @@ NAT_FILE= config/nm-linux.h
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|||
|
||||
NATDEPFILES= inf-ptrace.o fork-child.o xtensa-linux-nat.o \
|
||||
linux-thread-db.o proc-service.o \
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||||
linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o
|
||||
linux-nat.o linux-osdata.o linux-fork.o linux-procfs.o linux-ptrace.o
|
||||
NAT_CDEPS = $(srcdir)/proc-service.list
|
||||
|
||||
LOADLIBES = -ldl $(RDYNAMIC)
|
||||
|
|
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|||
|
|
@ -1,3 +1,14 @@
|
|||
2012-03-13 Jan Kratochvil <jan.kratochvil@redhat.com>
|
||||
|
||||
* Makefile.in (linux-ptrace.o): New.
|
||||
* configure.srv (arm*-*-linux*, bfin-*-*linux*, crisv32-*-linux*)
|
||||
(cris-*-linux*, i[34567]86-*-linux*, ia64-*-linux*, m32r*-*-linux*)
|
||||
(m68*-*-linux*, m68*-*-uclinux*, mips*-*-linux*, powerpc*-*-linux*)
|
||||
(s390*-*-linux*, sh*-*-linux*, sparc*-*-linux*, tic6x-*-uclinux)
|
||||
(x86_64-*-linux*, xtensa*-*-linux*): Add linux-ptrace.o to SRV_TGTOBJ
|
||||
of these targets.
|
||||
* linux-low.c (linux_attach_lwp_1): Remove redundent else clause.
|
||||
|
||||
2012-03-08 Yao Qi <yao@codesourcery.com>
|
||||
Pedro Alves <palves@redhat.com>
|
||||
|
||||
|
|
|
|||
|
|
@ -415,6 +415,9 @@ signals.o: ../common/signals.c $(server_h) $(signals_def)
|
|||
linux-procfs.o: ../common/linux-procfs.c $(server_h)
|
||||
$(CC) -c $(CPPFLAGS) $(INTERNAL_CFLAGS) $< -DGDBSERVER
|
||||
|
||||
linux-ptrace.o: ../common/linux-ptrace.c $(server_h)
|
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$(CC) -c $(CPPFLAGS) $(INTERNAL_CFLAGS) $< -DGDBSERVER
|
||||
|
||||
common-utils.o: ../common/common-utils.c $(server_h)
|
||||
$(CC) -c $(CPPFLAGS) $(INTERNAL_CFLAGS) $< -DGDBSERVER
|
||||
|
||||
|
|
|
|||
|
|
@ -47,6 +47,7 @@ case "${target}" in
|
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srv_regobj="${srv_regobj} arm-with-vfpv3.o"
|
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srv_regobj="${srv_regobj} arm-with-neon.o"
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-arm-low.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_xmlfiles="arm-with-iwmmxt.xml"
|
||||
srv_xmlfiles="${srv_xmlfiles} arm-with-vfpv2.xml"
|
||||
srv_xmlfiles="${srv_xmlfiles} arm-with-vfpv3.xml"
|
||||
|
|
@ -69,16 +70,19 @@ case "${target}" in
|
|||
;;
|
||||
bfin-*-*linux*) srv_regobj=reg-bfin.o
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-bfin-low.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_linux_usrregs=yes
|
||||
srv_linux_thread_db=yes
|
||||
;;
|
||||
crisv32-*-linux*) srv_regobj=reg-crisv32.o
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-crisv32-low.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_linux_regsets=yes
|
||||
srv_linux_thread_db=yes
|
||||
;;
|
||||
cris-*-linux*) srv_regobj=reg-cris.o
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-cris-low.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_linux_usrregs=yes
|
||||
srv_linux_thread_db=yes
|
||||
;;
|
||||
|
|
@ -93,6 +97,7 @@ case "${target}" in
|
|||
srv_xmlfiles="${srv_xmlfiles} $srv_amd64_linux_xmlfiles"
|
||||
fi
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-x86-low.o i386-low.o i387-fp.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_linux_usrregs=yes
|
||||
srv_linux_regsets=yes
|
||||
srv_linux_thread_db=yes
|
||||
|
|
@ -124,10 +129,12 @@ case "${target}" in
|
|||
;;
|
||||
ia64-*-linux*) srv_regobj=reg-ia64.o
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-ia64-low.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_linux_usrregs=yes
|
||||
;;
|
||||
m32r*-*-linux*) srv_regobj=reg-m32r.o
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-m32r-low.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_linux_usrregs=yes
|
||||
srv_linux_thread_db=yes
|
||||
;;
|
||||
|
|
@ -137,6 +144,7 @@ case "${target}" in
|
|||
srv_regobj=reg-m68k.o
|
||||
fi
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-m68k-low.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_linux_usrregs=yes
|
||||
srv_linux_regsets=yes
|
||||
srv_linux_thread_db=yes
|
||||
|
|
@ -147,6 +155,7 @@ case "${target}" in
|
|||
srv_regobj=reg-m68k.o
|
||||
fi
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-m68k-low.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_linux_usrregs=yes
|
||||
srv_linux_regsets=yes
|
||||
srv_linux_thread_db=yes
|
||||
|
|
@ -156,6 +165,7 @@ case "${target}" in
|
|||
srv_regobj="${srv_regobj} mips64-linux.o"
|
||||
srv_regobj="${srv_regobj} mips64-dsp-linux.o"
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-mips-low.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_xmlfiles="mips-linux.xml"
|
||||
srv_xmlfiles="${srv_xmlfiles} mips-dsp-linux.xml"
|
||||
srv_xmlfiles="${srv_xmlfiles} mips-cpu.xml"
|
||||
|
|
@ -188,6 +198,7 @@ case "${target}" in
|
|||
srv_regobj="${srv_regobj} powerpc-isa205-altivec64l.o"
|
||||
srv_regobj="${srv_regobj} powerpc-isa205-vsx64l.o"
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-ppc-low.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_xmlfiles="rs6000/powerpc-32l.xml"
|
||||
srv_xmlfiles="${srv_xmlfiles} rs6000/powerpc-altivec32l.xml"
|
||||
srv_xmlfiles="${srv_xmlfiles} rs6000/powerpc-cell32l.xml"
|
||||
|
|
@ -230,6 +241,7 @@ case "${target}" in
|
|||
srv_regobj="${srv_regobj} s390x-linux64v1.o"
|
||||
srv_regobj="${srv_regobj} s390x-linux64v2.o"
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-s390-low.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_xmlfiles="s390-linux32.xml"
|
||||
srv_xmlfiles="${srv_xmlfiles} s390-linux32v1.xml"
|
||||
srv_xmlfiles="${srv_xmlfiles} s390-linux32v2.xml"
|
||||
|
|
@ -250,12 +262,14 @@ case "${target}" in
|
|||
;;
|
||||
sh*-*-linux*) srv_regobj=reg-sh.o
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-sh-low.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_linux_usrregs=yes
|
||||
srv_linux_regsets=yes
|
||||
srv_linux_thread_db=yes
|
||||
;;
|
||||
sparc*-*-linux*) srv_regobj=reg-sparc64.o
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-sparc-low.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_linux_regsets=yes
|
||||
srv_linux_thread_db=yes
|
||||
;;
|
||||
|
|
@ -272,12 +286,14 @@ case "${target}" in
|
|||
srv_xmlfiles="${srv_xmlfiles} tic6x-gp.xml"
|
||||
srv_xmlfiles="${srv_xmlfiles} tic6x-c6xp.xml"
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-tic6x-low.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_linux_regsets=yes
|
||||
srv_linux_usrregs=yes
|
||||
srv_linux_thread_db=yes
|
||||
;;
|
||||
x86_64-*-linux*) srv_regobj="$srv_amd64_linux_regobj $srv_i386_linux_regobj"
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-x86-low.o i386-low.o i387-fp.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_xmlfiles="$srv_i386_linux_xmlfiles $srv_amd64_linux_xmlfiles"
|
||||
srv_linux_usrregs=yes # This is for i386 progs.
|
||||
srv_linux_regsets=yes
|
||||
|
|
@ -292,6 +308,7 @@ case "${target}" in
|
|||
|
||||
xtensa*-*-linux*) srv_regobj=reg-xtensa.o
|
||||
srv_tgtobj="linux-low.o linux-osdata.o linux-xtensa-low.o linux-procfs.o"
|
||||
srv_tgtobj="${srv_tgtobj} linux-ptrace.o"
|
||||
srv_linux_regsets=yes
|
||||
;;
|
||||
*) echo "Error: target not supported by gdbserver."
|
||||
|
|
|
|||
|
|
@ -660,10 +660,10 @@ linux_attach_lwp_1 (unsigned long lwpid, int initial)
|
|||
fflush (stderr);
|
||||
return;
|
||||
}
|
||||
else
|
||||
/* If we fail to attach to a process, report an error. */
|
||||
error ("Cannot attach to lwp %ld: %s (%d)\n", lwpid,
|
||||
strerror (errno), errno);
|
||||
|
||||
/* If we fail to attach to a process, report an error. */
|
||||
error ("Cannot attach to lwp %ld: %s (%d)\n", lwpid,
|
||||
strerror (errno), errno);
|
||||
}
|
||||
|
||||
if (initial)
|
||||
|
|
|
|||
|
|
@ -2465,37 +2465,6 @@ linux_handle_extended_wait (struct lwp_info *lp, int status,
|
|||
_("unknown ptrace event %d"), event);
|
||||
}
|
||||
|
||||
/* Return non-zero if LWP is a zombie. */
|
||||
|
||||
static int
|
||||
linux_lwp_is_zombie (long lwp)
|
||||
{
|
||||
char buffer[MAXPATHLEN];
|
||||
FILE *procfile;
|
||||
int retval;
|
||||
int have_state;
|
||||
|
||||
xsnprintf (buffer, sizeof (buffer), "/proc/%ld/status", lwp);
|
||||
procfile = fopen (buffer, "r");
|
||||
if (procfile == NULL)
|
||||
{
|
||||
warning (_("unable to open /proc file '%s'"), buffer);
|
||||
return 0;
|
||||
}
|
||||
|
||||
have_state = 0;
|
||||
while (fgets (buffer, sizeof (buffer), procfile) != NULL)
|
||||
if (strncmp (buffer, "State:", 6) == 0)
|
||||
{
|
||||
have_state = 1;
|
||||
break;
|
||||
}
|
||||
retval = (have_state
|
||||
&& strcmp (buffer, "State:\tZ (zombie)\n") == 0);
|
||||
fclose (procfile);
|
||||
return retval;
|
||||
}
|
||||
|
||||
/* Wait for LP to stop. Returns the wait status, or 0 if the LWP has
|
||||
exited. */
|
||||
|
||||
|
|
@ -2549,10 +2518,10 @@ wait_lwp (struct lwp_info *lp)
|
|||
|
||||
This is racy, what if the tgl becomes a zombie right after we check?
|
||||
Therefore always use WNOHANG with sigsuspend - it is equivalent to
|
||||
waiting waitpid but the linux_lwp_is_zombie is safe this way. */
|
||||
waiting waitpid but linux_proc_pid_is_zombie is safe this way. */
|
||||
|
||||
if (GET_PID (lp->ptid) == GET_LWP (lp->ptid)
|
||||
&& linux_lwp_is_zombie (GET_LWP (lp->ptid)))
|
||||
&& linux_proc_pid_is_zombie (GET_LWP (lp->ptid)))
|
||||
{
|
||||
thread_dead = 1;
|
||||
if (debug_linux_nat)
|
||||
|
|
@ -3499,7 +3468,7 @@ check_zombie_leaders (void)
|
|||
/* Check if there are other threads in the group, as we may
|
||||
have raced with the inferior simply exiting. */
|
||||
&& num_lwps (inf->pid) > 1
|
||||
&& linux_lwp_is_zombie (inf->pid))
|
||||
&& linux_proc_pid_is_zombie (inf->pid))
|
||||
{
|
||||
if (debug_linux_nat)
|
||||
fprintf_unfiltered (gdb_stdlog,
|
||||
|
|
|
|||
Loading…
Reference in a new issue