gdb/linux-nat: remove check based on current_inferior in linux_handle_extended_wait

[deliverable/binutils-gdb.git] / gdb / testsuite / gdb.threads / vfork-multi-inferior.c

diff --git a/gdb/testsuite/gdb.threads/vfork-multi-inferior.c b/gdb/testsuite/gdb.threads/vfork-multi-inferior.c
new file mode 100644 (file)
index 0000000..1b7b00d
--- /dev/null
+++ b/gdb/testsuite/gdb.threads/vfork-multi-inferior.c
@@ -0,0 +1,55 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 2022 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#include <unistd.h>
+#include <sys/wait.h>
+#include <assert.h>
+
+static void
+should_break_here (void)
+{
+}
+
+int
+main (void)
+{
+  int i;
+
+  for (i = 0; i < NR_LOOPS; i++)
+    {
+      int pid = vfork ();
+
+      if (pid != 0)
+       {
+         /* Parent */
+         int stat;
+         int ret = waitpid (pid, &stat, 0);
+         assert (ret == pid);
+         assert (WIFEXITED (stat));
+         assert (WEXITSTATUS (stat) == 12);
+
+         should_break_here ();
+       }
+      else
+       {
+         /* Child */
+         _exit(12);
+       }
+    }
+
+  return 0;
+}