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* lynx-nat.c (child_wait): A thread_id of zero from wait apparently

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means the process is single threaded, so there's no need to add
        it to the thread list.  Handle case where multi-threaded process
        reverts back to a single-threaded process.
This commit is contained in:
Jeff Law
1995-07-20 21:25:12 +00:00
parent 76087c5388
commit 5c54124bab
2 changed files with 12 additions and 2 deletions
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7
gdb/ChangeLog
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@ -1,4 +1,9 @@
Thu Jul 20 15:00:31 1995 Jeff Law (law@snake.cs.utah.edu) Thu Jul 20 14:18:51 1995 Jeffrey A. Law <law@rtl.cygnus.com>
* lynx-nat.c (child_wait): A thread_id of zero from wait apparently
means the process is single threaded, so there's no need to add
it to the thread list. Handle case where multi-threaded process
reverts back to a single-threaded process.
* gdbserver/low-hppabsd.c: Remove error declaration. * gdbserver/low-hppabsd.c: Remove error declaration.
* gdbserver/low-sparc.c: Likewise. * gdbserver/low-sparc.c: Likewise.

7
gdb/lynx-nat.c
View File

@ -631,7 +631,7 @@ child_wait (pid, ourstatus)
/* Initial thread value can only be acquired via wait, so we have to /* Initial thread value can only be acquired via wait, so we have to
resort to this hack. */ resort to this hack. */
if (TIDGET (inferior_pid) == 0) if (TIDGET (inferior_pid) == 0 && thread != 0)
{ {
inferior_pid = BUILDPID (inferior_pid, thread); inferior_pid = BUILDPID (inferior_pid, thread);
add_thread (inferior_pid); add_thread (inferior_pid);
@ -639,6 +639,11 @@ child_wait (pid, ourstatus)
pid = BUILDPID (pid, thread); pid = BUILDPID (pid, thread);
/* We've become a single threaded process again. */
if (thread == 0)
inferior_pid = pid;
/* Check for thread creation. */
if (WIFSTOPPED(status) if (WIFSTOPPED(status)
&& WSTOPSIG(status) == SIGTRAP && WSTOPSIG(status) == SIGTRAP
&& !in_thread_list (pid)) && !in_thread_list (pid))