mirror of
https://github.com/espressif/binutils-gdb.git
synced 2025-05-25 11:16:56 +08:00
2011-01-05 Michael Snyder <msnyder@vmware.com>
* addrmap.c: Shorten lines of >= 80 columns. * arch-utils.c: Ditto. * arch-utils.h: Ditto. * ax-gdb.c: Ditto. * ax-general.c: Ditto. * bcache.c: Ditto. * blockframe.c: Ditto. * breakpoint.c: Ditto. * buildsym.c: Ditto. * c-lang.c: Ditto. * c-typeprint.c: Ditto. * charset.c: Ditto. * coffread.c: Ditto. * command.h: Ditto. * corelow.c: Ditto. * cp-abi.c: Ditto. * cp-namespace.c: Ditto. * cp-support.c: Ditto. * dbug-rom.c: Ditto. * dbxread.c: Ditto. * defs.h: Ditto. * dfp.c: Ditto. * dfp.h: Ditto. * dictionary.c: Ditto. * disasm.c: Ditto. * doublest.c: Ditto. * dwarf2-frame.c: Ditto. * dwarf2expr.c: Ditto. * dwarf2loc.c: Ditto. * dwarf2read.c: Ditto. * elfread.c: Ditto. * eval.c: Ditto. * event-loop.c: Ditto. * event-loop.h: Ditto. * exceptions.h: Ditto. * exec.c: Ditto. * expprint.c: Ditto. * expression.h: Ditto. * f-lang.c: Ditto. * f-valprint.c: Ditto. * findcmd.c: Ditto. * frame-base.c: Ditto. * frame-unwind.c: Ditto. * frame-unwind.h: Ditto. * frame.c: Ditto. * frame.h: Ditto. * gcore.c: Ditto. * gdb-stabs.h: Ditto. * gdb_assert.h: Ditto. * gdb_dirent.h: Ditto. * gdb_obstack.h: Ditto. * gdbcore.h: Ditto. * gdbtypes.c: Ditto. * gdbtypes.h: Ditto. * inf-ttrace.c: Ditto. * infcall.c: Ditto. * infcmd.c: Ditto. * inflow.c: Ditto. * infrun.c: Ditto. * inline-frame.h: Ditto. * language.c: Ditto. * language.h: Ditto. * libunwind-frame.c: Ditto. * libunwind-frame.h: Ditto. * linespec.c: Ditto. * linux-nat.c: Ditto. * linux-nat.h: Ditto. * linux-thread-db.c: Ditto. * machoread.c: Ditto. * macroexp.c: Ditto. * macrotab.c: Ditto. * main.c: Ditto. * maint.c: Ditto. * mdebugread.c: Ditto. * memattr.c: Ditto. * minsyms.c: Ditto. * monitor.c: Ditto. * monitor.h: Ditto. * objfiles.c: Ditto. * objfiles.h: Ditto. * osabi.c: Ditto. * p-typeprint.c: Ditto. * p-valprint.c: Ditto. * parse.c: Ditto. * printcmd.c: Ditto. * proc-events.c: Ditto. * procfs.c: Ditto. * progspace.c: Ditto. * progspace.h: Ditto. * psympriv.h: Ditto. * psymtab.c: Ditto. * record.c: Ditto. * regcache.c: Ditto. * regcache.h: Ditto. * remote-fileio.c: Ditto. * remote.c: Ditto. * ser-mingw.c: Ditto. * ser-tcp.c: Ditto. * ser-unix.c: Ditto. * serial.c: Ditto. * serial.h: Ditto. * solib-frv.c: Ditto. * solib-irix.c: Ditto. * solib-osf.c: Ditto. * solib-pa64.c: Ditto. * solib-som.c: Ditto. * solib-sunos.c: Ditto. * solib-svr4.c: Ditto. * solib-target.c: Ditto. * solib.c: Ditto. * somread.c: Ditto. * source.c: Ditto. * stabsread.c: Ditto. * stabsread.c: Ditto. * stack.c: Ditto. * stack.h: Ditto. * symfile-mem.c: Ditto. * symfile.c: Ditto. * symfile.h: Ditto. * symmisc.c: Ditto. * symtab.c: Ditto. * symtab.h: Ditto. * target-descriptions.c: Ditto. * target-memory.c: Ditto. * target.c: Ditto. * target.h: Ditto. * terminal.h: Ditto. * thread.c: Ditto. * top.c: Ditto. * tracepoint.c: Ditto. * tracepoint.h: Ditto. * ui-file.c: Ditto. * ui-file.h: Ditto. * ui-out.h: Ditto. * user-regs.c: Ditto. * user-regs.h: Ditto. * utils.c: Ditto. * valarith.c: Ditto. * valops.c: Ditto. * valprint.c: Ditto. * valprint.h: Ditto. * value.c: Ditto. * varobj.c: Ditto. * varobj.h: Ditto. * vec.h: Ditto. * xcoffread.c: Ditto. * xcoffsolib.c: Ditto. * xcoffsolib.h: Ditto. * xml-syscall.c: Ditto. * xml-tdesc.c: Ditto.
This commit is contained in:
Michael Snyder
160
gdb/linux-nat.c
160
gdb/linux-nat.c
@ -86,7 +86,8 @@ flag to check for events in cloned processes. If nothing is found, we use
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sigsuspend to wait for SIGCHLD. When SIGCHLD arrives, it means something
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happened to a child process -- and SIGCHLD will be delivered both for events
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in main debugged process and in cloned processes. As soon as we know there's
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an event, we get back to calling nonblocking waitpid with and without __WCLONED.
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an event, we get back to calling nonblocking waitpid with and without
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__WCLONED.
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Note that SIGCHLD should be blocked between waitpid and sigsuspend calls,
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so that we don't miss a signal. If SIGCHLD arrives in between, when it's
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@ -239,7 +240,8 @@ static void
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show_debug_linux_nat_async (struct ui_file *file, int from_tty,
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struct cmd_list_element *c, const char *value)
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{
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fprintf_filtered (file, _("Debugging of GNU/Linux async lwp module is %s.\n"),
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fprintf_filtered (file,
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_("Debugging of GNU/Linux async lwp module is %s.\n"),
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value);
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}
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@ -250,23 +252,25 @@ show_disable_randomization (struct ui_file *file, int from_tty,
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struct cmd_list_element *c, const char *value)
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{
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#ifdef HAVE_PERSONALITY
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fprintf_filtered (file, _("\
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Disabling randomization of debuggee's virtual address space is %s.\n"),
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fprintf_filtered (file,
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_("Disabling randomization of debuggee's "
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"virtual address space is %s.\n"),
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value);
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#else /* !HAVE_PERSONALITY */
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fputs_filtered (_("\
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Disabling randomization of debuggee's virtual address space is unsupported on\n\
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this platform.\n"), file);
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fputs_filtered (_("Disabling randomization of debuggee's "
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"virtual address space is unsupported on\n"
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"this platform.\n"), file);
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#endif /* !HAVE_PERSONALITY */
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}
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static void
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set_disable_randomization (char *args, int from_tty, struct cmd_list_element *c)
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set_disable_randomization (char *args, int from_tty,
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struct cmd_list_element *c)
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{
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#ifndef HAVE_PERSONALITY
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error (_("\
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Disabling randomization of debuggee's virtual address space is unsupported on\n\
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this platform."));
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error (_("Disabling randomization of debuggee's "
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"virtual address space is unsupported on\n"
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"this platform."));
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#endif /* !HAVE_PERSONALITY */
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}
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@ -283,8 +287,8 @@ struct simple_pid_list *stopped_pids;
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static int linux_supports_tracefork_flag = -1;
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/* This variable is a tri-state flag: -1 for unknown, 0 if PTRACE_O_TRACESYSGOOD
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can not be used, 1 if it can. */
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/* This variable is a tri-state flag: -1 for unknown, 0 if
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PTRACE_O_TRACESYSGOOD can not be used, 1 if it can. */
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static int linux_supports_tracesysgood_flag = -1;
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@ -346,7 +350,8 @@ async_file_mark (void)
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}
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static void linux_nat_async (void (*callback)
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(enum inferior_event_type event_type, void *context),
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(enum inferior_event_type event_type,
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void *context),
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void *context);
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static int linux_nat_async_mask (int mask);
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static int kill_lwp (int lwpid, int signo);
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@ -473,7 +478,8 @@ linux_test_for_tracefork (int original_pid)
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else if (ret != child_pid)
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error (_("linux_test_for_tracefork: waitpid: unexpected result %d."), ret);
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if (! WIFSTOPPED (status))
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error (_("linux_test_for_tracefork: waitpid: unexpected status %d."), status);
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error (_("linux_test_for_tracefork: waitpid: unexpected status %d."),
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status);
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ret = ptrace (PTRACE_SETOPTIONS, child_pid, 0, PTRACE_O_TRACEFORK);
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if (ret != 0)
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@ -488,10 +494,11 @@ linux_test_for_tracefork (int original_pid)
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ret = my_waitpid (child_pid, &status, 0);
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if (ret != child_pid)
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warning (_("linux_test_for_tracefork: failed to wait for killed child"));
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warning (_("linux_test_for_tracefork: failed "
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"to wait for killed child"));
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else if (!WIFSIGNALED (status))
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warning (_("linux_test_for_tracefork: unexpected wait status 0x%x from "
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"killed child"), status);
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warning (_("linux_test_for_tracefork: unexpected "
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"wait status 0x%x from killed child"), status);
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restore_child_signals_mask (&prev_mask);
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return;
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@ -521,7 +528,8 @@ linux_test_for_tracefork (int original_pid)
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my_waitpid (second_pid, &second_status, 0);
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ret = ptrace (PTRACE_KILL, second_pid, 0, 0);
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if (ret != 0)
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warning (_("linux_test_for_tracefork: failed to kill second child"));
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warning (_("linux_test_for_tracefork: "
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"failed to kill second child"));
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my_waitpid (second_pid, &status, 0);
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}
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}
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@ -678,10 +686,12 @@ linux_child_follow_fork (struct target_ops *ops, int follow_child)
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the parent stays blocked. If we're telling the parent to run
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in the foreground, the user will not be able to ctrl-c to get
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back the terminal, effectively hanging the debug session. */
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fprintf_filtered (gdb_stderr, _("\
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Can not resume the parent process over vfork in the foreground while\n\
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holding the child stopped. Try \"set detach-on-fork\" or \
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\"set schedule-multiple\".\n"));
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fprintf_filtered (gdb_stderr,
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_("Can not resume the parent process "
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"over vfork in the foreground while\n"
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"holding the child stopped. "
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"Try \"set detach-on-fork\" or "
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"\"set schedule-multiple\".\n"));
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return 1;
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}
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@ -711,7 +721,8 @@ holding the child stopped. Try \"set detach-on-fork\" or \
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{
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target_terminal_ours ();
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fprintf_filtered (gdb_stdlog,
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"Detaching after fork from child process %d.\n",
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"Detaching after fork from "
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"child process %d.\n",
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child_pid);
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}
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@ -843,7 +854,8 @@ holding the child stopped. Try \"set detach-on-fork\" or \
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if (debug_linux_nat)
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fprintf_unfiltered (gdb_stdlog,
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"LCFF: no VFORK_DONE support, sleeping a bit\n");
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"LCFF: no VFORK_DONE "
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"support, sleeping a bit\n");
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usleep (10000);
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@ -873,12 +885,14 @@ holding the child stopped. Try \"set detach-on-fork\" or \
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{
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target_terminal_ours ();
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if (has_vforked)
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fprintf_filtered (gdb_stdlog, _("\
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Attaching after process %d vfork to child process %d.\n"),
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fprintf_filtered (gdb_stdlog,
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_("Attaching after process %d "
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"vfork to child process %d.\n"),
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parent_pid, child_pid);
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else
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fprintf_filtered (gdb_stdlog, _("\
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Attaching after process %d fork to child process %d.\n"),
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fprintf_filtered (gdb_stdlog,
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_("Attaching after process %d "
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"fork to child process %d.\n"),
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parent_pid, child_pid);
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}
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@ -1677,8 +1691,9 @@ get_pending_status (struct lwp_info *lp, int *status)
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else if (!signal_pass_state (signo))
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{
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if (debug_linux_nat)
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fprintf_unfiltered (gdb_stdlog, "\
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GPT: lwp %s had signal %s, but it is in no pass state\n",
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fprintf_unfiltered (gdb_stdlog,
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"GPT: lwp %s had signal %s, "
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"but it is in no pass state\n",
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target_pid_to_str (lp->ptid),
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target_signal_to_string (signo));
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}
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@ -1838,10 +1853,12 @@ resume_callback (struct lwp_info *lp, void *data)
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lp->stopped_by_watchpoint = 0;
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}
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else if (lp->stopped && debug_linux_nat)
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fprintf_unfiltered (gdb_stdlog, "RC: Not resuming sibling %s (has pending)\n",
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fprintf_unfiltered (gdb_stdlog,
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"RC: Not resuming sibling %s (has pending)\n",
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target_pid_to_str (lp->ptid));
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else if (debug_linux_nat)
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fprintf_unfiltered (gdb_stdlog, "RC: Not resuming sibling %s (not stopped)\n",
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fprintf_unfiltered (gdb_stdlog,
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"RC: Not resuming sibling %s (not stopped)\n",
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target_pid_to_str (lp->ptid));
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return 0;
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@ -2080,7 +2097,8 @@ linux_handle_syscall_trap (struct lwp_info *lp, int stopping)
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fprintf_unfiltered (gdb_stdlog,
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"LHST: stopping for %s of syscall %d"
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" for LWP %ld\n",
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lp->syscall_state == TARGET_WAITKIND_SYSCALL_ENTRY
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lp->syscall_state
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== TARGET_WAITKIND_SYSCALL_ENTRY
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? "entry" : "return",
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syscall_number,
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GET_LWP (lp->ptid));
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@ -2116,7 +2134,8 @@ linux_handle_syscall_trap (struct lwp_info *lp, int stopping)
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PT_CONTINUE, can not trigger a syscall trace event. */
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if (debug_linux_nat)
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fprintf_unfiltered (gdb_stdlog,
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"LHST: caught syscall event with no syscall catchpoints."
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"LHST: caught syscall event "
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"with no syscall catchpoints."
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" %d for LWP %ld, ignoring\n",
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syscall_number,
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GET_LWP (lp->ptid));
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@ -2300,7 +2319,8 @@ linux_handle_extended_wait (struct lwp_info *lp, int status,
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if (debug_linux_nat)
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fprintf_unfiltered (gdb_stdlog,
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"LHEW: Got clone event from LWP %ld, resuming\n",
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"LHEW: Got clone event "
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"from LWP %ld, resuming\n",
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GET_LWP (lp->ptid));
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linux_ops->to_resume (linux_ops, pid_to_ptid (GET_LWP (lp->ptid)),
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0, TARGET_SIGNAL_0);
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@ -2330,8 +2350,9 @@ linux_handle_extended_wait (struct lwp_info *lp, int status,
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if (current_inferior ()->waiting_for_vfork_done)
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{
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if (debug_linux_nat)
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fprintf_unfiltered (gdb_stdlog, "\
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LHEW: Got expected PTRACE_EVENT_VFORK_DONE from LWP %ld: stopping\n",
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fprintf_unfiltered (gdb_stdlog,
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"LHEW: Got expected PTRACE_EVENT_"
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"VFORK_DONE from LWP %ld: stopping\n",
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GET_LWP (lp->ptid));
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ourstatus->kind = TARGET_WAITKIND_VFORK_DONE;
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@ -2339,8 +2360,9 @@ LHEW: Got expected PTRACE_EVENT_VFORK_DONE from LWP %ld: stopping\n",
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}
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if (debug_linux_nat)
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fprintf_unfiltered (gdb_stdlog, "\
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LHEW: Got PTRACE_EVENT_VFORK_DONE from LWP %ld: resuming\n",
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fprintf_unfiltered (gdb_stdlog,
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"LHEW: Got PTRACE_EVENT_VFORK_DONE "
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"from LWP %ld: resuming\n",
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GET_LWP (lp->ptid));
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ptrace (PTRACE_CONT, GET_LWP (lp->ptid), 0, 0);
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return 1;
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@ -2673,7 +2695,8 @@ stop_wait_callback (struct lwp_info *lp, void *data)
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ptrace (PTRACE_CONT, GET_LWP (lp->ptid), 0, 0);
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if (debug_linux_nat)
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fprintf_unfiltered (gdb_stdlog,
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"PTRACE_CONT %s, 0, 0 (%s) (discarding SIGINT)\n",
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"PTRACE_CONT %s, 0, 0 (%s) "
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"(discarding SIGINT)\n",
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target_pid_to_str (lp->ptid),
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errno ? safe_strerror (errno) : "OK");
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@ -3428,7 +3451,8 @@ retry:
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gdb_assert (lp->resumed);
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if (debug_linux_nat)
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fprintf (stderr, "LWP %ld got an event %06x, leaving pending.\n",
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fprintf (stderr,
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"LWP %ld got an event %06x, leaving pending.\n",
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ptid_get_lwp (lp->ptid), lp->status);
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if (WIFSTOPPED (lp->status))
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@ -3453,8 +3477,9 @@ retry:
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if (debug_linux_nat)
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fprintf (stderr,
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"LLW: LWP %ld hit a breakpoint while waiting "
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"for another process; cancelled it\n",
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"LLW: LWP %ld hit a breakpoint while"
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" waiting for another process;"
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" cancelled it\n",
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ptid_get_lwp (lp->ptid));
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}
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lp->stopped = 1;
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@ -3468,7 +3493,8 @@ retry:
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else if (WIFEXITED (lp->status) || WIFSIGNALED (lp->status))
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{
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if (debug_linux_nat)
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fprintf (stderr, "Process %ld exited while stopping LWPs\n",
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fprintf (stderr,
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"Process %ld exited while stopping LWPs\n",
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ptid_get_lwp (lp->ptid));
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/* This was the last lwp in the process. Since
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@ -3742,7 +3768,8 @@ linux_nat_wait (struct target_ops *ops,
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ptid_t event_ptid;
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if (debug_linux_nat)
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fprintf_unfiltered (gdb_stdlog, "linux_nat_wait: [%s]\n", target_pid_to_str (ptid));
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fprintf_unfiltered (gdb_stdlog,
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"linux_nat_wait: [%s]\n", target_pid_to_str (ptid));
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/* Flush the async file first. */
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if (target_can_async_p ())
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@ -4245,8 +4272,8 @@ linux_nat_do_thread_registers (bfd *obfd, ptid_t ptid,
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||||
|
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if (core_regset_p
|
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&& (regset = gdbarch_regset_from_core_section (gdbarch, ".reg",
|
||||
sizeof (gregs))) != NULL
|
||||
&& regset->collect_regset != NULL)
|
||||
sizeof (gregs)))
|
||||
!= NULL && regset->collect_regset != NULL)
|
||||
regset->collect_regset (regset, regcache, -1,
|
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&gregs, sizeof (gregs));
|
||||
else
|
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@ -4258,8 +4285,8 @@ linux_nat_do_thread_registers (bfd *obfd, ptid_t ptid,
|
||||
|
||||
if (core_regset_p
|
||||
&& (regset = gdbarch_regset_from_core_section (gdbarch, ".reg2",
|
||||
sizeof (fpregs))) != NULL
|
||||
&& regset->collect_regset != NULL)
|
||||
sizeof (fpregs)))
|
||||
!= NULL && regset->collect_regset != NULL)
|
||||
regset->collect_regset (regset, regcache, -1,
|
||||
&fpregs, sizeof (fpregs));
|
||||
else
|
||||
@ -4714,8 +4741,8 @@ linux_nat_info_proc_cmd (char *args, int from_tty)
|
||||
if (fscanf (procfile, "%ld ", <mp) > 0)
|
||||
printf_filtered (_("stime, children: %ld\n"), ltmp);
|
||||
if (fscanf (procfile, "%ld ", <mp) > 0)
|
||||
printf_filtered (_("jiffies remaining in current time slice: %ld\n"),
|
||||
ltmp);
|
||||
printf_filtered (_("jiffies remaining in current "
|
||||
"time slice: %ld\n"), ltmp);
|
||||
if (fscanf (procfile, "%ld ", <mp) > 0)
|
||||
printf_filtered (_("'nice' value: %ld\n"), ltmp);
|
||||
if (fscanf (procfile, "%lu ", <mp) > 0)
|
||||
@ -4725,13 +4752,14 @@ linux_nat_info_proc_cmd (char *args, int from_tty)
|
||||
printf_filtered (_("jiffies until next SIGALRM: %lu\n"),
|
||||
(unsigned long) ltmp);
|
||||
if (fscanf (procfile, "%ld ", <mp) > 0)
|
||||
printf_filtered (_("start time (jiffies since system boot): %ld\n"),
|
||||
ltmp);
|
||||
printf_filtered (_("start time (jiffies since "
|
||||
"system boot): %ld\n"), ltmp);
|
||||
if (fscanf (procfile, "%lu ", <mp) > 0)
|
||||
printf_filtered (_("Virtual memory size: %lu\n"),
|
||||
(unsigned long) ltmp);
|
||||
if (fscanf (procfile, "%lu ", <mp) > 0)
|
||||
printf_filtered (_("Resident set size: %lu\n"), (unsigned long) ltmp);
|
||||
printf_filtered (_("Resident set size: %lu\n"),
|
||||
(unsigned long) ltmp);
|
||||
if (fscanf (procfile, "%lu ", <mp) > 0)
|
||||
printf_filtered (_("rlim: %lu\n"), (unsigned long) ltmp);
|
||||
if (fscanf (procfile, "%lu ", <mp) > 0)
|
||||
@ -4740,8 +4768,8 @@ linux_nat_info_proc_cmd (char *args, int from_tty)
|
||||
printf_filtered (_("End of text: 0x%lx\n"), ltmp);
|
||||
if (fscanf (procfile, "%lu ", <mp) > 0)
|
||||
printf_filtered (_("Start of stack: 0x%lx\n"), ltmp);
|
||||
#if 0 /* Don't know how architecture-dependent the rest is...
|
||||
Anyway the signal bitmap info is available from "status". */
|
||||
#if 0 /* Don't know how architecture-dependent the rest is...
|
||||
Anyway the signal bitmap info is available from "status". */
|
||||
if (fscanf (procfile, "%lu ", <mp) > 0) /* FIXME arch? */
|
||||
printf_filtered (_("Kernel stack pointer: 0x%lx\n"), ltmp);
|
||||
if (fscanf (procfile, "%lu ", <mp) > 0) /* FIXME arch? */
|
||||
@ -4948,7 +4976,8 @@ add_line_to_sigset (const char *line, sigset_t *sigs)
|
||||
SIGS to match. */
|
||||
|
||||
void
|
||||
linux_proc_pending_signals (int pid, sigset_t *pending, sigset_t *blocked, sigset_t *ignored)
|
||||
linux_proc_pending_signals (int pid, sigset_t *pending,
|
||||
sigset_t *blocked, sigset_t *ignored)
|
||||
{
|
||||
FILE *procfile;
|
||||
char buffer[MAXPATHLEN], fname[MAXPATHLEN];
|
||||
@ -5012,11 +5041,11 @@ linux_nat_xfer_osdata (struct target_ops *ops, enum target_object object,
|
||||
obstack_init (&obstack);
|
||||
obstack_grow_str (&obstack, "<osdata type=\"types\">\n");
|
||||
|
||||
obstack_xml_printf (
|
||||
&obstack,
|
||||
obstack_xml_printf (&obstack,
|
||||
"<item>"
|
||||
"<column name=\"Type\">processes</column>"
|
||||
"<column name=\"Description\">Listing of all processes</column>"
|
||||
"<column name=\"Description\">"
|
||||
"Listing of all processes</column>"
|
||||
"</item>");
|
||||
|
||||
obstack_grow_str0 (&obstack, "</osdata>\n");
|
||||
@ -5490,12 +5519,13 @@ linux_nat_stop_lwp (struct lwp_info *lwp, void *data)
|
||||
if (debug_linux_nat)
|
||||
{
|
||||
if (find_thread_ptid (lwp->ptid)->stop_requested)
|
||||
fprintf_unfiltered (gdb_stdlog, "\
|
||||
LNSL: already stopped/stop_requested %s\n",
|
||||
fprintf_unfiltered (gdb_stdlog,
|
||||
"LNSL: already stopped/stop_requested %s\n",
|
||||
target_pid_to_str (lwp->ptid));
|
||||
else
|
||||
fprintf_unfiltered (gdb_stdlog, "\
|
||||
LNSL: already stopped/no stop_requested yet %s\n",
|
||||
fprintf_unfiltered (gdb_stdlog,
|
||||
"LNSL: already stopped/no "
|
||||
"stop_requested yet %s\n",
|
||||
target_pid_to_str (lwp->ptid));
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user