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authorJeff Law <law@redhat.com>1995-07-20 21:25:12 +0000
committerJeff Law <law@redhat.com>1995-07-20 21:25:12 +0000
commit5c54124babc0fa0b89be7a04c245d1784a9dcbaa (patch)
treeed5a01ed5fecdc0af070544100c1288b4c132d0b
parent76087c53880862bfbd1d759e9bb588ae43f02a61 (diff)
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* 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.
-rw-r--r--gdb/ChangeLog7
-rw-r--r--gdb/lynx-nat.c7
2 files changed, 12 insertions, 2 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index ac6e740..7767c6d 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -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-sparc.c: Likewise.
diff --git a/gdb/lynx-nat.c b/gdb/lynx-nat.c
index 1ab9cc7..883496e 100644
--- a/gdb/lynx-nat.c
+++ b/gdb/lynx-nat.c
@@ -631,7 +631,7 @@ child_wait (pid, ourstatus)
/* Initial thread value can only be acquired via wait, so we have to
resort to this hack. */
- if (TIDGET (inferior_pid) == 0)
+ if (TIDGET (inferior_pid) == 0 && thread != 0)
{
inferior_pid = BUILDPID (inferior_pid, thread);
add_thread (inferior_pid);
@@ -639,6 +639,11 @@ child_wait (pid, ourstatus)
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)
&& WSTOPSIG(status) == SIGTRAP
&& !in_thread_list (pid))