This commit was manufactured by cvs2svn to create tag 'cygwin-pre-user-db'.cygwin-pre-user-db

Sprout from cygwin-1_7_29-release-branchpoint 2014-02-18 19:58:40 UTC cvs2svn 'This commit was manufactured by cvs2svn to create branch 'cygwin-1_7_29'
Cherrypick from master 2014-02-08 22:25:11 UTC Corinna Vinschen <corinna@vinschen.de> 'Fix ChangeLog':
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    winsup/testsuite/winsup.api/pthread/inherit1.c
    winsup/testsuite/winsup.api/pthread/join0.c
    winsup/testsuite/winsup.api/pthread/join1.c
    winsup/testsuite/winsup.api/pthread/join2.c
    winsup/testsuite/winsup.api/pthread/mainthreadexits.c
    winsup/testsuite/winsup.api/pthread/mutex1.c
    winsup/testsuite/winsup.api/pthread/mutex1d.c
    winsup/testsuite/winsup.api/pthread/mutex1e.c
    winsup/testsuite/winsup.api/pthread/mutex1n.c
    winsup/testsuite/winsup.api/pthread/mutex1r.c
    winsup/testsuite/winsup.api/pthread/mutex2.c
    winsup/testsuite/winsup.api/pthread/mutex3.c
    winsup/testsuite/winsup.api/pthread/mutex4.c
    winsup/testsuite/winsup.api/pthread/mutex5.c
    winsup/testsuite/winsup.api/pthread/mutex6d.c
    winsup/testsuite/winsup.api/pthread/mutex6e.c
    winsup/testsuite/winsup.api/pthread/mutex6n.c
    winsup/testsuite/winsup.api/pthread/mutex6r.c
    winsup/testsuite/winsup.api/pthread/mutex7.c
    winsup/testsuite/winsup.api/pthread/mutex7d.c
    winsup/testsuite/winsup.api/pthread/mutex7e.c
    winsup/testsuite/winsup.api/pthread/mutex7n.c
    winsup/testsuite/winsup.api/pthread/mutex7r.c
    winsup/testsuite/winsup.api/pthread/mutex8e.c
    winsup/testsuite/winsup.api/pthread/mutex8n.c
    winsup/testsuite/winsup.api/pthread/mutex8r.c
    winsup/testsuite/winsup.api/pthread/once1.c
    winsup/testsuite/winsup.api/pthread/priority1.c
    winsup/testsuite/winsup.api/pthread/priority2.c
    winsup/testsuite/winsup.api/pthread/rwlock1.c
    winsup/testsuite/winsup.api/pthread/rwlock2.c
    winsup/testsuite/winsup.api/pthread/rwlock3.c
    winsup/testsuite/winsup.api/pthread/rwlock4.c
    winsup/testsuite/winsup.api/pthread/rwlock5.c
    winsup/testsuite/winsup.api/pthread/rwlock6.c
    winsup/testsuite/winsup.api/pthread/rwlock7.c
    winsup/testsuite/winsup.api/pthread/self1.c
    winsup/testsuite/winsup.api/pthread/self2.c
    winsup/testsuite/winsup.api/pthread/test.h
    winsup/testsuite/winsup.api/pthread/threadidafterfork.c
    winsup/testsuite/winsup.api/pthread/tsd1.c
    winsup/testsuite/winsup.api/resethand.c
    winsup/testsuite/winsup.api/samples/sample-fail.c
    winsup/testsuite/winsup.api/samples/sample-miscompile.c
    winsup/testsuite/winsup.api/samples/sample-pass.c
    winsup/testsuite/winsup.api/semtest.c
    winsup/testsuite/winsup.api/shmtest.c
    winsup/testsuite/winsup.api/sigchld.c
    winsup/testsuite/winsup.api/signal-into-win32-api.c
    winsup/testsuite/winsup.api/systemcall.c
    winsup/testsuite/winsup.api/user_malloc.c
    winsup/testsuite/winsup.api/waitpid.c
    winsup/testsuite/winsup.api/winsup.exp
    winsup/utils/COPYING.dumper
    winsup/utils/ChangeLog
    winsup/utils/ChangeLog-2000
    winsup/utils/ChangeLog.64bit
    winsup/utils/Makefile.in
    winsup/utils/aclocal.m4
    winsup/utils/autogen.sh
    winsup/utils/bloda.cc
    winsup/utils/configure
    winsup/utils/configure.ac
    winsup/utils/cygcheck.cc
    winsup/utils/cygpath.cc
    winsup/utils/cygwin-console-helper.cc
    winsup/utils/dump_setup.cc
    winsup/utils/dumper.cc
    winsup/utils/dumper.h
    winsup/utils/getconf.c
    winsup/utils/getfacl.c
    winsup/utils/kill.cc
    winsup/utils/ldd.cc
    winsup/utils/ldh.cc
    winsup/utils/loadlib.h
    winsup/utils/locale.cc
    winsup/utils/minidumper.cc
    winsup/utils/mkgroup.c
    winsup/utils/mkpasswd.c
    winsup/utils/module_info.cc
    winsup/utils/mount.cc
    winsup/utils/parse_pe.cc
    winsup/utils/passwd.c
    winsup/utils/path.cc
    winsup/utils/path.h
    winsup/utils/pldd.c
    winsup/utils/ps.cc
    winsup/utils/regtool.cc
    winsup/utils/setfacl.c
    winsup/utils/setmetamode.c
    winsup/utils/ssp.c
    winsup/utils/ssp.txt
    winsup/utils/strace.cc
    winsup/utils/testsuite.cc
    winsup/utils/testsuite.h
    winsup/utils/tzset.c
    winsup/utils/umount.cc
    winsup/utils/utils.xml
    winsup/utils/wide_path.h

1 files changed, 0 insertions, 1107 deletions

diff --git a/winsup/utils/strace.cc b/winsup/utils/strace.cc
deleted file mode 100644
index 73096ab3b..000000000
--- a/winsup/utils/strace.cc
+++ /dev/null
@@ -1,1107 +0,0 @@
-/* strace.cc
-
-   Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
-   2009, 2010, 2011, 2012, 2013 Red Hat Inc.
-
-   Written by Chris Faylor <cgf@redhat.com>
-
-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 <windows.h>
-#include <winternl.h>
-#define cygwin_internal cygwin_internal_dontuse
-#include <stdio.h>
-#include <fcntl.h>
-#include <getopt.h>
-#include <stdarg.h>
-#include <string.h>
-#include <stdlib.h>
-#include <time.h>
-#include <signal.h>
-#include <errno.h>
-#include "../cygwin/include/sys/strace.h"
-#include "../cygwin/include/sys/cygwin.h"
-#include "../cygwin/include/cygwin/version.h"
-#include "path.h"
-#undef cygwin_internal
-#include "loadlib.h"
-
-/* we *know* we're being built with GCC */
-#ifndef alloca
-#define alloca __builtin_alloca
-#endif
-
-static const char *pgm;
-static int forkdebug = 1;
-static int numerror = 1;
-static int show_usecs = 1;
-static int delta = 1;
-static int hhmmss;
-static int bufsize;
-static int new_window;
-static long flush_period;
-static int include_hex;
-static int quiet = -1;
-
-static unsigned char strace_active = 1;
-static int processes;
-
-static BOOL close_handle (HANDLE h, DWORD ok);
-
-#define CloseHandle(h) close_handle(h, 0)
-
-struct child_list
-{
-  DWORD id;
-  HANDLE hproc;
-  int saw_stars;
-  char nfields;
-  long long start_time;
-  DWORD last_usecs;
-  struct child_list *next;
-    child_list ():id (0), hproc (NULL), saw_stars (0), nfields (0),
-    start_time (0), last_usecs (0), next (NULL)
-  {
-  }
-};
-
-child_list children;
-
-static void
-warn (int geterrno, const char *fmt, ...)
-{
-  va_list args;
-  char buf[4096];
-
-  va_start (args, fmt);
-  sprintf (buf, "%s: ", pgm);
-  vsprintf (strchr (buf, '\0'), fmt, args);
-  if (geterrno)
-    perror (buf);
-  else
-    {
-      fputs (buf, stderr);
-      fputs ("\n", stderr);
-    }
-}
-
-static void __attribute__ ((noreturn))
-error (int geterrno, const char *fmt, ...)
-{
-  va_list args;
-  char buf[4096];
-
-  va_start (args, fmt);
-  sprintf (buf, "%s: ", pgm);
-  vsprintf (strchr (buf, '\0'), fmt, args);
-  if (geterrno)
-    perror (buf);
-  else
-    {
-      fputs (buf, stderr);
-      fputs ("\n", stderr);
-    }
-  exit (1);
-}
-
-DWORD lastid = 0;
-HANDLE lasth;
-
-static child_list *
-get_child (DWORD id)
-{
-  child_list *c;
-  for (c = &children; (c = c->next) != NULL;)
-    if (c->id == id)
-      return c;
-
-  return NULL;
-}
-
-static void
-add_child (DWORD id, HANDLE hproc)
-{
-  if (!get_child (id))
-    {
-      child_list *c = children.next;
-      children.next = (child_list *) calloc (1, sizeof (child_list));
-      children.next->next = c;
-      lastid = children.next->id = id;
-      lasth = children.next->hproc = hproc;
-      processes++;
-      if (!quiet)
-	fprintf (stderr, "Windows process %lu attached\n", id);
-    }
-}
-
-static void
-remove_child (DWORD id)
-{
-  child_list *c;
-  if (id == lastid)
-    lastid = 0;
-  for (c = &children; c->next != NULL; c = c->next)
-    if (c->next->id == id)
-      {
-	child_list *c1 = c->next;
-	c->next = c1->next;
-	free (c1);
-	if (!quiet)
-	  fprintf (stderr, "Windows process %lu detached\n", id);
-	processes--;
-	return;
-      }
-
-  error (0, "no process id %d found", id);
-}
-
-#define LINE_BUF_CHUNK 128
-
-class linebuf
-{
-  size_t alloc;
-public:
-    size_t ix;
-  char *buf;
-  linebuf ()
-  {
-    ix = 0;
-    alloc = 0;
-    buf = NULL;
-  }
- ~linebuf ()
-  {
-    if (buf)
-      free (buf);
-  }
-  void add (const char *what, int len);
-  void add (const char *what)
-  {
-    add (what, strlen (what));
-  }
-  void prepend (const char *what, int len);
-};
-
-void
-linebuf::add (const char *what, int len)
-{
-  size_t newix;
-  if ((newix = ix + len) >= alloc)
-    {
-      alloc += LINE_BUF_CHUNK + len;
-      buf = (char *) realloc (buf, alloc + 1);
-    }
-  memcpy (buf + ix, what, len);
-  ix = newix;
-  buf[ix] = '\0';
-}
-
-void
-linebuf::prepend (const char *what, int len)
-{
-  int buflen;
-  size_t newix;
-  if ((newix = ix + len) >= alloc)
-    {
-      alloc += LINE_BUF_CHUNK + len;
-      buf = (char *) realloc (buf, alloc + 1);
-      buf[ix] = '\0';
-    }
-  if ((buflen = strlen (buf)))
-    memmove (buf + len, buf, buflen + 1);
-  else
-    buf[newix] = '\0';
-  memcpy (buf, what, len);
-  ix = newix;
-}
-
-static void
-make_command_line (linebuf & one_line, char **argv)
-{
-  for (; *argv; argv++)
-    {
-      char *p = NULL;
-      const char *a = *argv;
-
-      int len = strlen (a);
-      if (len != 0 && !(p = strpbrk (a, " \t\n\r\"")))
-	one_line.add (a, len);
-      else
-	{
-	  one_line.add ("\"", 1);
-	  for (; p; a = p, p = strchr (p, '"'))
-	    {
-	      one_line.add (a, ++p - a);
-	      if (p[-1] == '"')
-		one_line.add ("\"", 1);
-	    }
-	  if (*a)
-	    one_line.add (a);
-	  one_line.add ("\"", 1);
-	}
-      one_line.add (" ", 1);
-    }
-
-  if (one_line.ix)
-    one_line.buf[one_line.ix - 1] = '\0';
-  else
-    one_line.add ("", 1);
-}
-
-static DWORD child_pid;
-
-static BOOL WINAPI
-ctrl_c (DWORD)
-{
-  static int tic = 1;
-  if ((tic ^= 1) && !GenerateConsoleCtrlEvent (CTRL_C_EVENT, 0))
-    error (0, "couldn't send CTRL-C to child, win32 error %d\n",
-	   GetLastError ());
-  return TRUE;
-}
-
-extern "C" {
-uintptr_t (*cygwin_internal) (int, ...);
-WCHAR cygwin_dll_path[32768];
-};
-
-static int
-load_cygwin ()
-{
-  static HMODULE h;
-
-  if (cygwin_internal)
-    return 1;
-
-  if (h)
-    return 0;
-
-  if (!(h = LoadLibrary ("cygwin1.dll")))
-    {
-      errno = ENOENT;
-      return 0;
-    }
-  GetModuleFileNameW (h, cygwin_dll_path, 32768);
-  if (!(cygwin_internal = (uintptr_t (*) (int, ...)) GetProcAddress (h, "cygwin_internal")))
-    {
-      errno = ENOSYS;
-      return 0;
-    }
-  return 1;
-}
-
-#define DEBUG_PROCESS_DETACH_ON_EXIT    0x00000001
-#define DEBUG_PROCESS_ONLY_THIS_PROCESS 0x00000002
-
-static void
-attach_process (pid_t pid)
-{
-  child_pid = (DWORD) cygwin_internal (CW_CYGWIN_PID_TO_WINPID, pid);
-  if (!child_pid)
-    child_pid = pid;
-
-  if (!DebugActiveProcess (child_pid))
-    error (0, "couldn't attach to pid %d for debugging", child_pid);
-
-  if (forkdebug)
-    {
-      HANDLE h = OpenProcess(PROCESS_ALL_ACCESS, FALSE, child_pid);
-
-      if (h)
-	{
-	  /* Try to turn off DEBUG_ONLY_THIS_PROCESS so we can follow forks */
-	  /* This is only supported on XP and later */
-	  ULONG DebugFlags = DEBUG_PROCESS_DETACH_ON_EXIT;
-	  NTSTATUS status = NtSetInformationProcess (h, ProcessDebugFlags, &DebugFlags, sizeof (DebugFlags));
-	  if (!NT_SUCCESS (status))
-	    warn (0, "Could not clear DEBUG_ONLY_THIS_PROCESS (%x), will not trace child processes", status);
-
-	  CloseHandle(h);
-	}
-    }
-
-  return;
-}
-
-
-static void
-create_child (char **argv)
-{
-  linebuf one_line;
-
-  STARTUPINFO si;
-  PROCESS_INFORMATION pi;
-  BOOL ret;
-  DWORD flags;
-
-  if (strchr (*argv, '/'))
-      *argv = cygpath (*argv, NULL);
-  memset (&si, 0, sizeof (si));
-  si.cb = sizeof (si);
-
-  flags = CREATE_DEFAULT_ERROR_MODE
-	  | (forkdebug ? DEBUG_PROCESS : DEBUG_ONLY_THIS_PROCESS);
-  if (new_window)
-    flags |= CREATE_NEW_CONSOLE | CREATE_NEW_PROCESS_GROUP;
-
-  make_command_line (one_line, argv);
-
-  SetConsoleCtrlHandler (NULL, 0);
-  const char *cygwin_env = getenv ("CYGWIN");
-  const char *space;
-  if (cygwin_env)
-    space = " ";
-  else
-    space = cygwin_env = "";
-  char *newenv = (char *) malloc (sizeof ("CYGWIN=noglob") + strlen (space) + strlen (cygwin_env));
-  sprintf (newenv, "CYGWIN=noglob%s%s", space, cygwin_env);
-  _putenv (newenv);
-  ret = CreateProcess (0, one_line.buf,	/* command line */
-		       NULL,	/* Security */
-		       NULL,	/* thread */
-		       TRUE,	/* inherit handles */
-		       flags,	/* start flags */
-		       NULL,	/* default environment */
-		       NULL,	/* current directory */
-		       &si, &pi);
-  if (!ret)
-    error (0, "error creating process %s, (error %d)", *argv,
-	   GetLastError ());
-
-  CloseHandle (pi.hThread);
-  CloseHandle (pi.hProcess);
-  child_pid = pi.dwProcessId;
-  SetConsoleCtrlHandler (ctrl_c, 1);
-}
-
-static int
-output_winerror (FILE *ofile, char *s)
-{
-  char *winerr = strstr (s, "Win32 error ");
-  if (!winerr)
-    return 0;
-
-  DWORD errnum = atoi (winerr + sizeof ("Win32 error ") - 1);
-  if (!errnum)
-    return 0;
-
-  /*
-   * NOTE: Currently there is no policy for how long the
-   * the buffers are, and looks like 256 is a smallest one
-   * (dlfcn.cc). Other than error 1395 (length 213) and
-   * error 1015 (length 249), the rest are all under 188
-   * characters, and so I'll use 189 as the buffer length.
-   * For those longer error messages, FormatMessage will
-   * return FALSE, and we'll get the old behaviour such as
-   * ``Win32 error 1395'' etc.
-   */
-  char buf[4096];
-  if (!FormatMessage (FORMAT_MESSAGE_FROM_SYSTEM
-		      | FORMAT_MESSAGE_IGNORE_INSERTS,
-		      NULL,
-		      errnum,
-		      MAKELANGID (LANG_NEUTRAL, SUBLANG_DEFAULT),
-		      (LPTSTR) buf, sizeof (buf), NULL))
-    return 0;
-
-  /* Get rid the trailing CR/NL pair. */
-  char *p = strchr (buf, '\0');
-  p[-2] = '\n';
-  p[-1] = '\0';
-
-  *winerr = '\0';
-  fputs (s, ofile);
-  fputs (buf, ofile);
-  return 1;
-}
-
-static SYSTEMTIME *
-syst (long long t)
-{
-  FILETIME n;
-  static SYSTEMTIME st;
-  long long now = t /*+ ((long long) usecs * 10)*/;
-  n.dwHighDateTime = now >> 32;
-  n.dwLowDateTime = now & 0xffffffff;
-  FileTimeToSystemTime (&n, &st);
-  return &st;
-}
-
-static void __stdcall
-handle_output_debug_string (DWORD id, LPVOID p, unsigned mask, FILE *ofile)
-{
-  int len;
-  int special;
-  char alen[3 + 8 + 1];
-  SIZE_T nbytes;
-  child_list *child = get_child (id);
-  if (!child)
-    error (0, "no process id %d found", id);
-  HANDLE hchild = child->hproc;
-#define INTROLEN (sizeof (alen) - 1)
-
-  if (id == lastid && hchild != lasth)
-    warn (0, "%p != %p", hchild, lasth);
-
-  alen[INTROLEN] = '\0';
-  if (!ReadProcessMemory (hchild, p, alen, INTROLEN, &nbytes))
-#ifndef DEBUGGING
-    return;
-#else
-    error (0,
-	   "couldn't get message length from subprocess %d<%p>, windows error %d",
-	   id, hchild, GetLastError ());
-#endif
-
-  if (strncmp (alen, "cYg", 3))
-    return;
-  len = (int) strtoul (alen + 3, NULL, 16);
-  if (!len)
-    return;
-
-  if (len > 0)
-    special = 0;
-  else
-    {
-      special = len;
-      if (special == _STRACE_INTERFACE_ACTIVATE_ADDR || special == _STRACE_CHILD_PID)
-	len = 17;
-    }
-
-  char *buf;
-  buf = (char *) alloca (len + 85) + 20;
-
-  if (!ReadProcessMemory (hchild, ((char *) p) + INTROLEN, buf, len, &nbytes))
-    error (0, "couldn't get message from subprocess, windows error %d",
-	   GetLastError ());
-
-  buf[len] = '\0';
-  char *s = strtok (buf, " ");
-
-#ifdef __x86_64__
-  unsigned long long n = strtoull (s, NULL, 16);
-#else
-  unsigned long n = strtoul (s, NULL, 16);
-#endif
-
-  s = strchr (s, '\0') + 1;
-
-  if (special == _STRACE_CHILD_PID)
-    {
-      DebugActiveProcess (n);
-      return;
-    }
-
-  if (special == _STRACE_INTERFACE_ACTIVATE_ADDR)
-    {
-      s = strtok (NULL, " ");
-      if (*s && *s == '1' && !forkdebug)
-	/* don't activate since we are not following forks */;
-      else if (!WriteProcessMemory (hchild, (LPVOID) n, &strace_active,
-			       sizeof (strace_active), &nbytes))
-	error (0, "couldn't write strace flag to subprocess at %p, "
-	       "windows error %d", n, GetLastError ());
-      return;
-    }
-
-  char *origs = s;
-
-  if (mask & n)
-    /* got it */ ;
-  else if (!(mask & _STRACE_ALL) || (n & _STRACE_NOTALL))
-    return;			/* This should not be included in "all" output */
-
-  DWORD dusecs, usecs;
-  char *ptusec, *ptrest;
-
-  dusecs = strtoul (s, &ptusec, 10);
-  char *q = ptusec;
-  while (*q == ' ')
-    q++;
-  if (*q != '[')
-    {
-      usecs = strtoul (q, &ptrest, 10);
-      while (*ptrest == ' ')
-	ptrest++;
-    }
-  else
-    {
-      ptrest = q;
-      ptusec = show_usecs ? s : ptrest;
-      usecs = dusecs;
-    }
-
-#if 1
-  child->saw_stars = 2;
-#else
-  if (child->saw_stars == 0)
-    {
-      FILETIME st;
-      char *news;
-
-      GetSystemTimeAsFileTime (&st);
-      FileTimeToLocalFileTime (&st, &st);
-      child->start_time = st.dwHighDateTime;
-      child->start_time <<= 32;
-      child->start_time |= st.dwLowDateTime;
-      if (*(news = ptrest) != '[')
-	child->saw_stars = 2;
-      else
-	{
-	  child->saw_stars++;
-	  while ((news = strchr (news, ' ')) != NULL && *++news != '*')
-	    child->nfields++;
-	  if (news == NULL)
-	    child->saw_stars++;
-	  else
-	    {
-	      s = news;
-	      child->nfields++;
-	    }
-	}
-    }
-  else if (child->saw_stars < 2)
-    {
-      int i;
-      char *news;
-      if (*(news = ptrest) != '[')
-	child->saw_stars = 2;
-      else
-	{
-	  for (i = 0; i < child->nfields; i++)
-	    if ((news = strchr (news, ' ')) == NULL)
-	      break;		// Should never happen
-	    else
-	      news++;
-
-	  if (news == NULL)
-	    child->saw_stars = 2;
-	  else
-	    {
-	      s = news;
-	      if (*s == '*')
-		{
-		  SYSTEMTIME *st = syst (child->start_time);
-		  fprintf (ofile,
-			   "Date/Time:    %d-%02d-%02d %02d:%02d:%02d\n",
-			   st->wYear, st->wMonth, st->wDay, st->wHour,
-			   st->wMinute, st->wSecond);
-		  child->saw_stars++;
-		}
-	    }
-	}
-    }
-#endif
-
-  long long d = usecs - child->last_usecs;
-  char intbuf[40];
-
-  if (child->saw_stars < 2 || s != origs)
-    /* Nothing */ ;
-  else if (hhmmss)
-    {
-      s = ptrest - 9;
-      SYSTEMTIME *st = syst (child->start_time + (long long) usecs * 10);
-      sprintf (s, "%02d:%02d:%02d", st->wHour, st->wMinute, st->wSecond);
-      *strchr (s, '\0') = ' ';
-    }
-  else if (!delta)
-    s = ptusec;
-  else
-    {
-      s = ptusec;
-      sprintf (intbuf, "%5d ", (int) d);
-      int len = strlen (intbuf);
-
-      memcpy ((s -= len), intbuf, len);
-    }
-
-  if (include_hex)
-    {
-      s -= 8;
-#ifdef __x86_64__
-      sprintf (s, "%012I64x", n);
-#else
-      sprintf (s, "%08lx", n);
-#endif
-      strchr (s, '\0')[0] = ' ';
-    }
-  child->last_usecs = usecs;
-  if (numerror || !output_winerror (ofile, s))
-    fputs (s, ofile);
-  if (!bufsize)
-    fflush (ofile);
-}
-
-static DWORD
-proc_child (unsigned mask, FILE *ofile, pid_t pid)
-{
-  DWORD res = 0;
-  DEBUG_EVENT ev;
-  time_t cur_time, last_time;
-
-  SetThreadPriority (GetCurrentThread (), THREAD_PRIORITY_HIGHEST);
-  last_time = time (NULL);
-  while (1)
-    {
-      BOOL debug_event = WaitForDebugEvent (&ev, 1000);
-      DWORD status = DBG_CONTINUE;
-
-      if (bufsize && flush_period > 0 &&
-	  (cur_time = time (NULL)) >= last_time + flush_period)
-	{
-	  last_time = cur_time;
-	  fflush (ofile);
-	}
-
-      if (!debug_event)
-	continue;
-
-      if (pid)
-	{
-	  (void) cygwin_internal (CW_STRACE_TOGGLE, pid);
-	  pid = 0;
-	}
-
-      switch (ev.dwDebugEventCode)
-	{
-	case CREATE_PROCESS_DEBUG_EVENT:
-	  if (ev.u.CreateProcessInfo.hFile)
-	    CloseHandle (ev.u.CreateProcessInfo.hFile);
-	  add_child (ev.dwProcessId, ev.u.CreateProcessInfo.hProcess);
-	  break;
-
-	case CREATE_THREAD_DEBUG_EVENT:
-	  break;
-
-	case LOAD_DLL_DEBUG_EVENT:
-	  if (ev.u.LoadDll.hFile)
-	    CloseHandle (ev.u.LoadDll.hFile);
-	  break;
-
-	case OUTPUT_DEBUG_STRING_EVENT:
-	  handle_output_debug_string (ev.dwProcessId,
-				      ev.u.DebugString.lpDebugStringData,
-				      mask, ofile);
-	  break;
-
-	case EXIT_PROCESS_DEBUG_EVENT:
-	  res = ev.u.ExitProcess.dwExitCode;
-	  remove_child (ev.dwProcessId);
-	  break;
-	case EXCEPTION_DEBUG_EVENT:
-	  if (ev.u.Exception.ExceptionRecord.ExceptionCode
-	      != (DWORD) STATUS_BREAKPOINT)
-	    {
-	      status = DBG_EXCEPTION_NOT_HANDLED;
-	      if (ev.u.Exception.dwFirstChance)
-		fprintf (ofile, "--- Process %lu, exception %08lx at %p\n",
-			 ev.dwProcessId,
-			 ev.u.Exception.ExceptionRecord.ExceptionCode,
-			 ev.u.Exception.ExceptionRecord.ExceptionAddress);
-	    }
-	  break;
-	}
-      if (!ContinueDebugEvent (ev.dwProcessId, ev.dwThreadId, status))
-	error (0, "couldn't continue debug event, windows error %d",
-	       GetLastError ());
-      if (!processes)
-	break;
-    }
-
-  return res;
-}
-
-static void
-dotoggle (pid_t pid)
-{
-  child_pid = (DWORD) cygwin_internal (CW_CYGWIN_PID_TO_WINPID, pid);
-  if (!child_pid)
-    {
-      warn (0, "no such cygwin pid - %d", pid);
-      child_pid = pid;
-    }
-  if (cygwin_internal (CW_STRACE_TOGGLE, child_pid))
-    error (0, "failed to toggle tracing for process %d<%d>", pid, child_pid);
-
-  return;
-}
-
-static DWORD
-dostrace (unsigned mask, FILE *ofile, pid_t pid, char **argv)
-{
-  if (!pid)
-    create_child (argv);
-  else
-    attach_process (pid);
-
-  return proc_child (mask, ofile, pid);
-}
-
-typedef struct tag_mask_mnemonic
-{
-  unsigned long val;
-  const char *text;
-}
-mask_mnemonic;
-
-static const mask_mnemonic mnemonic_table[] = {
-  {_STRACE_ALL, "all"},
-  {_STRACE_FLUSH, "flush"},
-  {_STRACE_INHERIT, "inherit"},
-  {_STRACE_UHOH, "uhoh"},
-  {_STRACE_SYSCALL, "syscall"},
-  {_STRACE_STARTUP, "startup"},
-  {_STRACE_DEBUG, "debug"},
-  {_STRACE_PARANOID, "paranoid"},
-  {_STRACE_TERMIOS, "termios"},
-  {_STRACE_SELECT, "select"},
-  {_STRACE_WM, "wm"},
-  {_STRACE_SIGP, "sigp"},
-  {_STRACE_MINIMAL, "minimal"},
-  {_STRACE_EXITDUMP, "exitdump"},
-  {_STRACE_SYSTEM, "system"},
-  {_STRACE_NOMUTEX, "nomutex"},
-  {_STRACE_MALLOC, "malloc"},
-  {_STRACE_THREAD, "thread"},
-  {_STRACE_PTHREAD, "pthread"},
-  {_STRACE_SPECIAL, "special"},
-  {0, NULL}
-};
-
-static unsigned long
-mnemonic2ul (const char *nptr, char **endptr)
-{
-  // Look up mnemonic in table, return value.
-  // *endptr = ptr to char that breaks match.
-  const mask_mnemonic *mnp = mnemonic_table;
-
-  while (mnp->text != NULL)
-    {
-      if (strcmp (mnp->text, nptr) == 0)
-	{
-	  // Found a match.
-	  if (endptr != NULL)
-	    {
-	      *endptr = ((char *) nptr) + strlen (mnp->text);
-	    }
-	  return mnp->val;
-	}
-      mnp++;
-    }
-
-  // Didn't find it.
-  if (endptr != NULL)
-    {
-      *endptr = (char *) nptr;
-    }
-  return 0;
-}
-
-static unsigned long
-parse_mask (const char *ms, char **endptr)
-{
-  const char *p = ms;
-  char *newp;
-  unsigned long retval = 0, thisval;
-  const size_t bufsize = 16;
-  char buffer[bufsize];
-  size_t len;
-
-  while (*p != '\0')
-    {
-      // First extract the term, terminate it, and lowercase it.
-      strncpy (buffer, p, bufsize);
-      buffer[bufsize - 1] = '\0';
-      len = strcspn (buffer, "+,\0");
-      buffer[len] = '\0';
-      strlwr (buffer);
-
-      // Check if this is a mnemonic.  We have to do this first or strtoul()
-      // will false-trigger on anything starting with "a" through "f".
-      thisval = mnemonic2ul (buffer, &newp);
-      if (buffer == newp)
-	{
-	  // This term isn't mnemonic, check if it's hex.
-	  thisval = strtoul (buffer, &newp, 16);
-	  if (newp != buffer + len)
-	    {
-	      // Not hex either, syntax error.
-	      *endptr = (char *) p;
-	      return 0;
-	    }
-	}
-
-      p += len;
-      retval += thisval;
-
-      // Handle operators
-      if (*p == '\0')
-	break;
-      if ((*p == '+') || (*p == ','))
-	{
-	  // For now these both equate to addition/ORing.  Until we get
-	  // fancy and add things like "all-<something>", all we need do is
-	  // continue the looping.
-	  p++;
-	  continue;
-	}
-      else
-	{
-	  // Syntax error
-	  *endptr = (char *) p;
-	  return 0;
-	}
-    }
-
-  *endptr = (char *) p;
-  return retval;
-}
-
-static void
-usage (FILE *where = stderr)
-{
-  fprintf (where, "\
-Usage: %s [OPTIONS] <command-line>\n\
-Usage: %s [OPTIONS] -p <pid>\n\
-\n\
-Trace system calls and signals\n\
-\n\
-  -b, --buffer-size=SIZE       set size of output file buffer\n\
-  -d, --no-delta               don't display the delta-t microsecond timestamp\n\
-  -f, --trace-children         trace child processes (toggle - default true)\n\
-  -h, --help                   output usage information and exit\n\
-  -m, --mask=MASK              set message filter mask\n\
-  -n, --crack-error-numbers    output descriptive text instead of error\n\
-			       numbers for Windows errors\n\
-  -o, --output=FILENAME        set output file to FILENAME\n\
-  -p, --pid=n                  attach to executing program with cygwin pid n\n\
-  -q, --quiet                  suppress messages about attaching, detaching, etc.\n\
-  -S, --flush-period=PERIOD    flush buffered strace output every PERIOD secs\n\
-  -t, --timestamp              use an absolute hh:mm:ss timestamp insted of \n\
-			       the default microsecond timestamp.  Implies -d\n\
-  -T, --toggle                 toggle tracing in a process already being\n\
-			       traced. Requires -p <pid>\n\
-  -u, --usecs                  toggle printing of microseconds timestamp\n\
-  -V, --version                output version information and exit\n\
-  -w, --new-window             spawn program under test in a new window\n\
-\n", pgm, pgm);
-  if ( where == stdout)
-    fprintf (stdout, "\
-    MASK can be any combination of the following mnemonics and/or hex values\n\
-    (0x is optional).  Combine masks with '+' or ',' like so:\n\
-\n\
-		      --mask=wm+system,malloc+0x00800\n\
-\n\
-    Mnemonic Hex     Corresponding Def  Description\n\
-    =========================================================================\n\
-    all      0x000001 (_STRACE_ALL)      All strace messages.\n\
-    flush    0x000002 (_STRACE_FLUSH)    Flush output buffer after each message.\n\
-    inherit  0x000004 (_STRACE_INHERIT)  Children inherit mask from parent.\n\
-    uhoh     0x000008 (_STRACE_UHOH)     Unusual or weird phenomenon.\n\
-    syscall  0x000010 (_STRACE_SYSCALL)  System calls.\n\
-    startup  0x000020 (_STRACE_STARTUP)  argc/envp printout at startup.\n\
-    debug    0x000040 (_STRACE_DEBUG)    Info to help debugging. \n\
-    paranoid 0x000080 (_STRACE_PARANOID) Paranoid info.\n\
-    termios  0x000100 (_STRACE_TERMIOS)  Info for debugging termios stuff.\n\
-    select   0x000200 (_STRACE_SELECT)   Info on ugly select internals.\n\
-    wm       0x000400 (_STRACE_WM)       Trace Windows msgs (enable _strace_wm).\n\
-    sigp     0x000800 (_STRACE_SIGP)     Trace signal and process handling.\n\
-    minimal  0x001000 (_STRACE_MINIMAL)  Very minimal strace output.\n\
-    pthread  0x002000 (_STRACE_PTHREAD)	Pthread calls.\n\
-    exitdump 0x004000 (_STRACE_EXITDUMP) Dump strace cache on exit.\n\
-    system   0x008000 (_STRACE_SYSTEM)   Serious error; goes to console and log.\n\
-    nomutex  0x010000 (_STRACE_NOMUTEX)  Don't use mutex for synchronization.\n\
-    malloc   0x020000 (_STRACE_MALLOC)   Trace malloc calls.\n\
-    thread   0x040000 (_STRACE_THREAD)   Thread-locking calls.\n\
-    special  0x100000 (_STRACE_SPECIAL)  Special debugging printfs for\n\
-					 non-checked-in code\n\
-");
-  if (where == stderr)
-    fprintf (stderr, "Try `%s --help' for more information.\n", pgm);
-  exit (where == stderr ? 1 : 0 );
-}
-
-struct option longopts[] = {
-  {"buffer-size", required_argument, NULL, 'b'},
-  {"help", no_argument, NULL, 'h'},
-  {"flush-period", required_argument, NULL, 'S'},
-  {"hex", no_argument, NULL, 'H'},
-  {"mask", required_argument, NULL, 'm'},
-  {"new-window", no_argument, NULL, 'w'},
-  {"output", required_argument, NULL, 'o'},
-  {"no-delta", no_argument, NULL, 'd'},
-  {"pid", required_argument, NULL, 'p'},
-  {"quiet", no_argument, NULL, 'q'},
-  {"timestamp", no_argument, NULL, 't'},
-  {"toggle", no_argument, NULL, 'T'},
-  {"trace-children", no_argument, NULL, 'f'},
-  {"translate-error-numbers", no_argument, NULL, 'n'},
-  {"usecs", no_argument, NULL, 'u'},
-  {"version", no_argument, NULL, 'V'},
-  {NULL, 0, NULL, 0}
-};
-
-static const char *const opts = "+b:dhHfm:no:p:qS:tTuVw";
-
-static void
-print_version ()
-{
-  printf ("strace (cygwin) %d.%d.%d\n"
-	  "System Trace\n"
-	  "Copyright (C) 2000 - %s Red Hat, Inc.\n"
-	  "This is free software; see the source for copying conditions.  There is NO\n"
-	  "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n",
-	  CYGWIN_VERSION_DLL_MAJOR / 1000,
-	  CYGWIN_VERSION_DLL_MAJOR % 1000,
-	  CYGWIN_VERSION_DLL_MINOR,
-	  strrchr (__DATE__, ' ') + 1);
-}
-
-int
-main (int argc, char **argv)
-{
-  unsigned mask = 0;
-  FILE *ofile = NULL;
-  pid_t pid = 0;
-  int opt;
-  int toggle = 0;
-  int sawquiet = -1;
-
-  if (load_cygwin ())
-    {
-      char **av = (char **) cygwin_internal (CW_ARGV);
-      if (av && (uintptr_t) av != (uintptr_t) -1)
-	for (argc = 0, argv = av; *av; av++)
-	  argc++;
-    }
-
-  if (!(pgm = strrchr (*argv, '\\')) && !(pgm = strrchr (*argv, '/')))
-    pgm = *argv;
-  else
-    pgm++;
-
-  while ((opt = getopt_long (argc, argv, opts, longopts, NULL)) != EOF)
-    switch (opt)
-      {
-      case 'b':
-	bufsize = atoi (optarg);
-	break;
-      case 'd':
-	delta ^= 1;
-	break;
-      case 'f':
-	forkdebug ^= 1;
-	break;
-      case 'h':
-	// Print help and exit
-	usage (stdout);
-	break;
-      case 'H':
-	include_hex ^= 1;
-	break;
-      case 'm':
-	{
-	  char *endptr;
-	  mask = parse_mask (optarg, &endptr);
-	  if (*endptr != '\0')
-	    {
-	      // Bad mask expression.
-	      error (0, "syntax error in mask expression \"%s\" near \
-character #%d.\n", optarg, (int) (endptr - optarg), endptr);
-	    }
-	  break;
-	}
-      case 'n':
-	numerror ^= 1;
-	break;
-      case 'o':
-	if ((ofile = fopen (cygpath (optarg, NULL), "wb")) == NULL)
-	  error (1, "can't open %s", optarg);
-#ifdef F_SETFD
-	(void) fcntl (fileno (ofile), F_SETFD, 0);
-#endif
-	break;
-      case 'p':
-	pid = strtoul (optarg, NULL, 10);
-	strace_active |= 2;
-	break;
-      case 'q':
-	if (sawquiet < 0)
-	  sawquiet = 1;
-	else
-	  sawquiet ^= 1;
-	break;
-      case 'S':
-	flush_period = strtoul (optarg, NULL, 10);
-	break;
-      case 't':
-	hhmmss ^= 1;
-	break;
-      case 'T':
-	toggle ^= 1;
-	break;
-      case 'u':
-	// FIXME: currently unimplemented
-	show_usecs ^= 1;
-	delta ^= 1;
-	break;
-      case 'V':
-	// Print version info and exit
-	print_version ();
-	return 0;
-      case 'w':
-	new_window ^= 1;
-	break;
-      default:
-	fprintf (stderr, "Try `%s --help' for more information.\n", pgm);
-	exit (1);
-      }
-
-  if (pid && argv[optind])
-    error (0, "cannot provide both a command line and a process id");
-
-  if (!pid && !argv[optind])
-    error (0, "must provide either a command line or a process id");
-
-  if (toggle && !pid)
-    error (0, "must provide a process id to toggle tracing");
-
-  if (!pid)
-    quiet = sawquiet < 0 || !sawquiet;
-  else if (sawquiet < 0)
-    quiet = 0;
-  else
-    quiet = sawquiet;
-
-  if (!mask)
-    mask = _STRACE_ALL;
-
-  if (bufsize)
-    setvbuf (ofile, (char *) alloca (bufsize), _IOFBF, bufsize);
-
-  if (!ofile)
-    ofile = stdout;
-
-  if (toggle)
-    dotoggle (pid);
-  else
-    ExitProcess (dostrace (mask, ofile, pid, argv + optind));
-  return 0;
-}
-
-#undef CloseHandle
-
-static BOOL
-close_handle (HANDLE h, DWORD ok)
-{
-  child_list *c;
-  for (c = &children; (c = c->next) != NULL;)
-    if (c->hproc == h && c->id != ok)
-      error (0, "Closing child handle %p", h);
-  return CloseHandle (h);
-}