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authorPedro Alves <palves@redhat.com>2007-05-10 21:05:15 +0000
committerPedro Alves <palves@redhat.com>2007-05-10 21:05:15 +0000
commit444d61395b63ff0474e8d150497ac709cf6702f6 (patch)
tree5cd2142151c86c22047df4e3095d3ba89bd96503 /gdb/gdbserver/linux-low.c
parent1d5315fee9335ecba7d345e41e451caa1d604114 (diff)
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* target.h (target_ops): Change return type of detach to int.
Add join. (join_inferior): New. * server.c (main): Don't skip detach support on mingw32. If the inferior doesn't support detaching return error. Call join_inferior instead of using waitpid. * linux-low.c (linux_join): New. (linux_target_op): Add linux_join. * spu-low.c (spu_join): New. (spu_target_ops): Add spu_join. * win32-low.c (win32_detach): Adapt to new interface. Reopen current_process_handle before detaching. Issue a child resume before detaching. (win32_join): New. (win32_target_op): Add win32_join.
Diffstat (limited to 'gdb/gdbserver/linux-low.c')
-rw-r--r--gdb/gdbserver/linux-low.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/gdb/gdbserver/linux-low.c b/gdb/gdbserver/linux-low.c
index ff4f81e..2ea54c3 100644
--- a/gdb/gdbserver/linux-low.c
+++ b/gdb/gdbserver/linux-low.c
@@ -293,6 +293,19 @@ linux_detach (void)
for_each_inferior (&all_threads, linux_detach_one_process);
}
+static void
+linux_join (void)
+{
+ extern unsigned long signal_pid;
+ int status, ret;
+
+ do {
+ ret = waitpid (signal_pid, &status, 0);
+ if (WIFEXITED (status) || WIFSIGNALED (status))
+ break;
+ } while (ret != -1 || errno != ECHILD);
+}
+
/* Return nonzero if the given thread is still alive. */
static int
linux_thread_alive (unsigned long tid)
@@ -1656,6 +1669,7 @@ static struct target_ops linux_target_ops = {
linux_attach,
linux_kill,
linux_detach,
+ linux_join,
linux_thread_alive,
linux_resume,
linux_wait,