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Diffstat (limited to 'winsup/cygwin/wait.cc')
-rw-r--r--winsup/cygwin/wait.cc116
1 files changed, 0 insertions, 116 deletions
diff --git a/winsup/cygwin/wait.cc b/winsup/cygwin/wait.cc
deleted file mode 100644
index fca5a3c01..000000000
--- a/winsup/cygwin/wait.cc
+++ /dev/null
@@ -1,116 +0,0 @@
-/* wait.cc: Posix wait routines.
-
- Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2008,
- 2009, 2011, 2012 Red Hat, Inc.
-
-This file is part of Cygwin.
-
-This software is a copyrighted work licensed under the terms of the
-Cygwin license. Please consult the file "CYGWIN_LICENSE" for
-details. */
-
-#include "winsup.h"
-#include <sys/wait.h>
-#include "sigproc.h"
-#include "thread.h"
-#include "cygtls.h"
-#include "cygwait.h"
-
-/* This is called _wait and not wait because the real wait is defined
- in libc/syscalls/syswait.c. It calls us. */
-
-extern "C" pid_t
-wait (int *status)
-{
- return wait4 (-1, status, 0, NULL);
-}
-
-extern "C" pid_t
-waitpid (pid_t intpid, int *status, int options)
-{
- return wait4 (intpid, status, options, NULL);
-}
-
-extern "C" pid_t
-wait3 (int *status, int options, struct rusage *r)
-{
- return wait4 (-1, status, options, r);
-}
-
-/* Wait for any child to complete.
- * Note: this is not thread safe. Use of wait in multiple threads will
- * not work correctly.
- */
-
-extern "C" pid_t
-wait4 (int intpid, int *status, int options, struct rusage *r)
-{
- int res;
- HANDLE waitfor;
- waitq *w = &_my_tls.wq;
-
- pthread_testcancel ();
-
- while (1)
- {
- sig_dispatch_pending ();
- if (options & ~(WNOHANG | WUNTRACED | WCONTINUED))
- {
- set_errno (EINVAL);
- res = -1;
- break;
- }
-
- if (r)
- memset (r, 0, sizeof (*r));
-
- w->pid = intpid;
- w->options = options;
- w->rusage = r;
- sigproc_printf ("calling proc_subproc, pid %d, options %d",
- w->pid, w->options);
- if (!proc_subproc (PROC_WAIT, (uintptr_t) w))
- {
- set_errno (ENOSYS);
- paranoid_printf ("proc_subproc returned 0");
- res = -1;
- break;
- }
-
- if ((waitfor = w->ev) == NULL)
- goto nochildren;
-
- res = cygwait (waitfor, cw_infinite, cw_cancel | cw_cancel_self);
-
- sigproc_printf ("%d = cygwait (...)", res);
-
- if (w->ev == NULL)
- {
- nochildren:
- /* found no children */
- set_errno (ECHILD);
- res = -1;
- break;
- }
-
- if (w->status == -1)
- {
- if (_my_tls.call_signal_handler ())
- continue;
- set_sig_errno (EINTR);
- res = -1;
- }
- else if (res != WAIT_OBJECT_0)
- {
- set_errno (EINVAL);
- res = -1;
- }
- else if ((res = w->pid) != 0 && status)
- *status = w->status;
- break;
- }
-
- syscall_printf ("%R = wait4(%d, %y, %d, %p)", res, intpid, w->status, options, r);
- w->status = -1;
- return res;
-}