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* linux-nat.c (linux_nat_thread_alive): Handle targets that 

do not implement PTRACE_PEEKUSER.
This commit is contained in:
David S. Miller 2006-04-07 21:42:33 +00:00
parent 670aa98f98
commit 9c0dd46b95
2 changed files with 12 additions and 1 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2006-04-07 David S. Miller <davem@sunset.davemloft.net>
* linux-nat.c (linux_nat_thread_alive): Handle targets that
do not implement PTRACE_PEEKUSER.
2006-04-07 Daniel Jacobowitz <dan@codesourcery.com>
* remote.c (remote_wait): Convert warning to error before

8
gdb/linux-nat.c
View File

@ -2382,7 +2382,13 @@ linux_nat_thread_alive (ptid_t ptid)
"LLTA: PTRACE_PEEKUSER %s, 0, 0 (%s)\n",
target_pid_to_str (ptid),
errno ? safe_strerror (errno) : "OK");
if (errno)
/* Not every Linux target implements PTRACE_PEEKUSER.
But we can handle that case gracefully since ptrace
will first do a lookup for the process based upon the
passed-in pid. If that fails we will get either -ESRCH
or -EPERM, otherwise the child exists and is alive. */
if (errno == -ESRCH || errno == -EPERM)
return 0;
return 1;