418 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			418 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			C++
		
	
	
	
| /* strace.cc: system/windows tracing
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| 
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|    Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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| 
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| This file is part of Cygwin.
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| 
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| This software is a copyrighted work licensed under the terms of the
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| Cygwin license.  Please consult the file "CYGWIN_LICENSE" for
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| details. */
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| 
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| #include "winsup.h"
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| #include <stdlib.h>
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| #include <time.h>
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| #include <wingdi.h>
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| #include <winuser.h>
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| #include <ctype.h>
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| #include "pinfo.h"
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| #include "perprocess.h"
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| #include "cygwin_version.h"
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| #include "hires.h"
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| #include "cygthread.h"
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| #include "shared_info.h"
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| 
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| #define PROTECT(x) x[sizeof (x)-1] = 0
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| #define CHECK(x) if (x[sizeof (x)-1] != 0) { small_printf ("array bound exceeded %d\n", __LINE__); ExitProcess (1); }
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| 
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| class strace NO_COPY strace;
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| 
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| #ifndef NOSTRACE
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| 
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| void
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| strace::hello ()
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| {
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|   char buf[30];
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| 
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|   if (inited)
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|     {
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|       active ^= 1;
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|       return;
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|     }
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| 
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|   inited = 1;
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|   if (!being_debugged ())
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|     return;
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| 
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|   __small_sprintf (buf, "cYg%8x %x", _STRACE_INTERFACE_ACTIVATE_ADDR, &active);
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|   OutputDebugString (buf);
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| 
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|   if (active)
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|     {
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|       prntf (1, NULL, "**********************************************");
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|       prntf (1, NULL, "Program name: %s (%d)", myself->progname, myself->pid ?: GetCurrentProcessId ());
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|       prntf (1, NULL, "App version:  %d.%d, api: %d.%d",
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| 	     user_data->dll_major, user_data->dll_minor,
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| 	     user_data->api_major, user_data->api_minor);
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|       prntf (1, NULL, "DLL version:  %d.%d, api: %d.%d",
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| 	     cygwin_version.dll_major, cygwin_version.dll_minor,
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| 	     cygwin_version.api_major, cygwin_version.api_minor);
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|       prntf (1, NULL, "DLL build:    %s", cygwin_version.dll_build_date);
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|       prntf (1, NULL, "OS version:   Windows %s", wincap.osname ());
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|       prntf (1, NULL, "Heap size:    %u", cygwin_shared->heap_chunk_size ());
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|       prntf (1, NULL, "**********************************************");
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|     }
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| }
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| 
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| int
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| strace::microseconds ()
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| {
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|   static hires_us now;
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|   return (int) now.usecs (true);
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| }
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| 
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| static int __stdcall
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| getfunc (char *in_dst, const char *func)
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| {
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|   const char *p;
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|   const char *pe;
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|   char *dst = in_dst;
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|   for (p = func; (pe = strchr (p, '(')); p = pe + 1)
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|     if (isalnum ((int)pe[-1]) || pe[-1] == '_')
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|       break;
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|     else if (isspace ((int)pe[-1]))
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|       {
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| 	pe--;
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| 	break;
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|       }
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|   if (!pe)
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|     pe = strchr (func, '\0');
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|   for (p = pe; p > func; p--)
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|     if (p != pe && *p == ' ')
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|       {
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| 	p++;
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| 	break;
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|       }
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|   if (*p == '*')
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|     p++;
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|   while (p < pe)
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|     *dst++ = *p++;
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| 
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|   *dst++ = ':';
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|   *dst++ = ' ';
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|   *dst = '\0';
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| 
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|   return dst - in_dst;
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| }
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| 
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| extern "C" char *__progname;
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| 
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| /* sprintf analog for use by output routines. */
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| int
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| strace::vsprntf (char *buf, const char *func, const char *infmt, va_list ap)
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| {
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|   int count;
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|   char fmt[80];
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|   static NO_COPY int nonewline = FALSE;
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|   DWORD err = GetLastError ();
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|   const char *tn = cygthread::name ();
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|   char *pn = __progname ?: (myself ? myself->progname : NULL);
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| 
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|   int microsec = microseconds ();
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|   lmicrosec = microsec;
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| 
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|   __small_sprintf (fmt, "%7d [%s] %s ", microsec, tn, "%s %d%s");
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| 
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|   SetLastError (err);
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| 
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|   if (nonewline)
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|     count = 0;
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|   else
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|     {
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|       char *p, progname[MAX_PATH + 1];
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|       if (!pn)
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| 	p = (char *) "*** unknown ***";
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|       else if ((p = strrchr (pn, '\\')) != NULL)
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| 	p++;
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|       else if ((p = strrchr (pn, '/')) != NULL)
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| 	p++;
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|       else
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| 	p = pn;
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|       strcpy (progname, p);
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|       if ((p = strrchr (progname, '.')) != NULL && strcasematch (p, ".exe"))
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| 	*p = '\000';
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|       p = progname;
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|       count = __small_sprintf (buf, fmt, p && *p ? p : "?",
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| 			       myself->pid ?: GetCurrentProcessId (),
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| 			       execing ? "!" : "");
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|       if (func)
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| 	count += getfunc (buf + count, func);
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|     }
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| 
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|   count += __small_vsprintf (buf + count, infmt, ap);
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|   char *p;
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|   for (p = buf + count; p > buf; p--)
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|     switch (p[-1])
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|       {
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| 	case '\n':
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| 	  p[-1] = '\0';
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| 	  break;
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| 	case '\b':
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| 	  *--p = '\0';
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| 	   nonewline = TRUE;
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| 	  goto done;
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| 	default:
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| 	  goto addnl;
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|       }
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| 
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| addnl:
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|   *p++ = '\n';
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|   *p = '\0';
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|   nonewline = FALSE;
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| 
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| done:
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|   return p - buf;
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| }
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| 
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| /* Write to strace file or strace queue. */
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| void
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| strace::write (unsigned category, const char *buf, int count)
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| {
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| # define PREFIX (3 + 8 + 1 + 8 + 1)
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|   char outbuf[PREFIX + 1 + count + 1];
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| # define outstuff (outbuf + 12)
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|   __small_sprintf (outstuff, "%x %s", category, buf);
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|   __small_sprintf (outbuf, "cYg%08x", strlen (outstuff) + 1);
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|   outstuff[-1] = ' ';
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|   OutputDebugString (outbuf);
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| #undef outstuff
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| #undef PREFIX
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| }
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| 
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| /* Printf function used when tracing system calls.
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|    Warning: DO NOT SET ERRNO HERE! */
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| 
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| void
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| strace::vprntf (unsigned category, const char *func, const char *fmt, va_list ap)
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| {
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|   DWORD err = GetLastError ();
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|   int count;
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|   char buf[10000];
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| 
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|   PROTECT (buf);
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|   SetLastError (err);
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| 
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|   count = this->vsprntf (buf, func, fmt, ap);
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|   CHECK (buf);
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|   if (category & _STRACE_SYSTEM)
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|     {
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|       DWORD done;
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|       WriteFile (GetStdHandle (STD_ERROR_HANDLE), buf, count, &done, 0);
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|       FlushFileBuffers (GetStdHandle (STD_ERROR_HANDLE));
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|     }
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| 
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| #ifndef NOSTRACE
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|   if (active)
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|     this->write (category, buf, count);
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| #endif
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|   SetLastError (err);
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| }
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| 
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| void
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| strace::prntf (unsigned category, const char *func, const char *fmt, ...)
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| {
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|   va_list ap;
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| 
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|   va_start (ap, fmt);
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|   this->vprntf (category, func, fmt, ap);
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| }
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| 
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| extern "C" void
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| strace_printf (unsigned category, const char *func, const char *fmt, ...)
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| {
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|   va_list ap;
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| 
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|   if ((category & _STRACE_SYSTEM) || strace.active)
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|     {
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|       va_start (ap, fmt);
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|       strace.vprntf (category, func, fmt, ap);
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|     }
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| }
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| 
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| static NO_COPY struct tab
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| {
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|   int v;
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|   const char *n;
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| }
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| ta[] =
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| {
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|   {  WM_NULL, "WM_NULL"  },
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|   {  WM_CREATE, "WM_CREATE"  },
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|   {  WM_DESTROY, "WM_DESTROY"  },
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|   {  WM_MOVE, "WM_MOVE"  },
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|   {  WM_SIZE, "WM_SIZE"  },
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|   {  WM_ACTIVATE, "WM_ACTIVATE"  },
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|   {  WM_SETFOCUS, "WM_SETFOCUS"  },
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|   {  WM_KILLFOCUS, "WM_KILLFOCUS"  },
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|   {  WM_ENABLE, "WM_ENABLE"  },
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|   {  WM_SETREDRAW, "WM_SETREDRAW"  },
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|   {  WM_SETTEXT, "WM_SETTEXT"  },
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|   {  WM_GETTEXT, "WM_GETTEXT"  },
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|   {  WM_GETTEXTLENGTH, "WM_GETTEXTLENGTH"  },
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|   {  WM_PAINT, "WM_PAINT"  },
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|   {  WM_CLOSE, "WM_CLOSE"  },
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|   {  WM_QUERYENDSESSION, "WM_QUERYENDSESSION"  },
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|   {  WM_QUIT, "WM_QUIT"  },
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|   {  WM_QUERYOPEN, "WM_QUERYOPEN"  },
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|   {  WM_ERASEBKGND, "WM_ERASEBKGND"  },
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|   {  WM_SYSCOLORCHANGE, "WM_SYSCOLORCHANGE"  },
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|   {  WM_ENDSESSION, "WM_ENDSESSION"  },
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|   {  WM_SHOWWINDOW, "WM_SHOWWINDOW"  },
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|   {  WM_WININICHANGE, "WM_WININICHANGE"  },
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|   {  WM_DEVMODECHANGE, "WM_DEVMODECHANGE"  },
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|   {  WM_ACTIVATEAPP, "WM_ACTIVATEAPP"  },
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|   {  WM_FONTCHANGE, "WM_FONTCHANGE"  },
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|   {  WM_TIMECHANGE, "WM_TIMECHANGE"  },
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|   {  WM_CANCELMODE, "WM_CANCELMODE"  },
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|   {  WM_SETCURSOR, "WM_SETCURSOR"  },
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|   {  WM_MOUSEACTIVATE, "WM_MOUSEACTIVATE"  },
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|   {  WM_CHILDACTIVATE, "WM_CHILDACTIVATE"  },
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|   {  WM_QUEUESYNC, "WM_QUEUESYNC"  },
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|   {  WM_GETMINMAXINFO, "WM_GETMINMAXINFO"  },
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|   {  WM_PAINTICON, "WM_PAINTICON"  },
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|   {  WM_ICONERASEBKGND, "WM_ICONERASEBKGND"  },
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|   {  WM_NEXTDLGCTL, "WM_NEXTDLGCTL"  },
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|   {  WM_SPOOLERSTATUS, "WM_SPOOLERSTATUS"  },
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|   {  WM_DRAWITEM, "WM_DRAWITEM"  },
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|   {  WM_MEASUREITEM, "WM_MEASUREITEM"  },
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|   {  WM_DELETEITEM, "WM_DELETEITEM"  },
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|   {  WM_VKEYTOITEM, "WM_VKEYTOITEM"  },
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|   {  WM_CHARTOITEM, "WM_CHARTOITEM"  },
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|   {  WM_SETFONT, "WM_SETFONT"  },
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|   {  WM_GETFONT, "WM_GETFONT"  },
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|   {  WM_SETHOTKEY, "WM_SETHOTKEY"  },
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|   {  WM_GETHOTKEY, "WM_GETHOTKEY"  },
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|   {  WM_QUERYDRAGICON, "WM_QUERYDRAGICON"  },
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|   {  WM_COMPAREITEM, "WM_COMPAREITEM"  },
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|   {  WM_COMPACTING, "WM_COMPACTING"  },
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|   {  WM_WINDOWPOSCHANGING, "WM_WINDOWPOSCHANGING"  },
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|   {  WM_WINDOWPOSCHANGED, "WM_WINDOWPOSCHANGED"  },
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|   {  WM_POWER, "WM_POWER"  },
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|   {  WM_COPYDATA, "WM_COPYDATA"  },
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|   {  WM_CANCELJOURNAL, "WM_CANCELJOURNAL"  },
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|   {  WM_NCCREATE, "WM_NCCREATE"  },
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|   {  WM_NCDESTROY, "WM_NCDESTROY"  },
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|   {  WM_NCCALCSIZE, "WM_NCCALCSIZE"  },
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|   {  WM_NCHITTEST, "WM_NCHITTEST"  },
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|   {  WM_NCPAINT, "WM_NCPAINT"  },
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|   {  WM_NCACTIVATE, "WM_NCACTIVATE"  },
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|   {  WM_GETDLGCODE, "WM_GETDLGCODE"  },
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|   {  WM_NCMOUSEMOVE, "WM_NCMOUSEMOVE"  },
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|   {  WM_NCLBUTTONDOWN, "WM_NCLBUTTONDOWN"  },
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|   {  WM_NCLBUTTONUP, "WM_NCLBUTTONUP"  },
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|   {  WM_NCLBUTTONDBLCLK, "WM_NCLBUTTONDBLCLK"  },
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|   {  WM_NCRBUTTONDOWN, "WM_NCRBUTTONDOWN"  },
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|   {  WM_NCRBUTTONUP, "WM_NCRBUTTONUP"  },
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|   {  WM_NCRBUTTONDBLCLK, "WM_NCRBUTTONDBLCLK"  },
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|   {  WM_NCMBUTTONDOWN, "WM_NCMBUTTONDOWN"  },
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|   {  WM_NCMBUTTONUP, "WM_NCMBUTTONUP"  },
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|   {  WM_NCMBUTTONDBLCLK, "WM_NCMBUTTONDBLCLK"  },
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|   {  WM_KEYFIRST, "WM_KEYFIRST"  },
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|   {  WM_KEYDOWN, "WM_KEYDOWN"  },
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|   {  WM_KEYUP, "WM_KEYUP"  },
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|   {  WM_CHAR, "WM_CHAR"  },
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|   {  WM_DEADCHAR, "WM_DEADCHAR"  },
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|   {  WM_SYSKEYDOWN, "WM_SYSKEYDOWN"  },
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|   {  WM_SYSKEYUP, "WM_SYSKEYUP"  },
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|   {  WM_SYSCHAR, "WM_SYSCHAR"  },
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|   {  WM_SYSDEADCHAR, "WM_SYSDEADCHAR"  },
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|   {  WM_KEYLAST, "WM_KEYLAST"  },
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|   {  WM_INITDIALOG, "WM_INITDIALOG"  },
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|   {  WM_COMMAND, "WM_COMMAND"  },
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|   {  WM_SYSCOMMAND, "WM_SYSCOMMAND"  },
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|   {  WM_TIMER, "WM_TIMER"  },
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|   {  WM_HSCROLL, "WM_HSCROLL"  },
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|   {  WM_VSCROLL, "WM_VSCROLL"  },
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|   {  WM_INITMENU, "WM_INITMENU"  },
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|   {  WM_INITMENUPOPUP, "WM_INITMENUPOPUP"  },
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|   {  WM_MENUSELECT, "WM_MENUSELECT"  },
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|   {  WM_MENUCHAR, "WM_MENUCHAR"  },
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|   {  WM_ENTERIDLE, "WM_ENTERIDLE"  },
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|   {  WM_CTLCOLORMSGBOX, "WM_CTLCOLORMSGBOX"  },
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|   {  WM_CTLCOLOREDIT, "WM_CTLCOLOREDIT"  },
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|   {  WM_CTLCOLORLISTBOX, "WM_CTLCOLORLISTBOX"  },
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|   {  WM_CTLCOLORBTN, "WM_CTLCOLORBTN"  },
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|   {  WM_CTLCOLORDLG, "WM_CTLCOLORDLG"  },
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|   {  WM_CTLCOLORSCROLLBAR, "WM_CTLCOLORSCROLLBAR"  },
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|   {  WM_CTLCOLORSTATIC, "WM_CTLCOLORSTATIC"  },
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|   {  WM_MOUSEFIRST, "WM_MOUSEFIRST"  },
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|   {  WM_MOUSEMOVE, "WM_MOUSEMOVE"  },
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|   {  WM_LBUTTONDOWN, "WM_LBUTTONDOWN"  },
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|   {  WM_LBUTTONUP, "WM_LBUTTONUP"  },
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|   {  WM_LBUTTONDBLCLK, "WM_LBUTTONDBLCLK"  },
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|   {  WM_RBUTTONDOWN, "WM_RBUTTONDOWN"  },
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|   {  WM_RBUTTONUP, "WM_RBUTTONUP"  },
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|   {  WM_RBUTTONDBLCLK, "WM_RBUTTONDBLCLK"  },
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|   {  WM_MBUTTONDOWN, "WM_MBUTTONDOWN"  },
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|   {  WM_MBUTTONUP, "WM_MBUTTONUP"  },
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|   {  WM_MBUTTONDBLCLK, "WM_MBUTTONDBLCLK"  },
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|   {  WM_MOUSELAST, "WM_MOUSELAST"  },
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|   {  WM_PARENTNOTIFY, "WM_PARENTNOTIFY"  },
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|   {  WM_ENTERMENULOOP, "WM_ENTERMENULOOP"  },
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|   {  WM_EXITMENULOOP, "WM_EXITMENULOOP"  },
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|   {  WM_MDICREATE, "WM_MDICREATE"  },
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|   {  WM_MDIDESTROY, "WM_MDIDESTROY"  },
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|   {  WM_MDIACTIVATE, "WM_MDIACTIVATE"  },
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|   {  WM_MDIRESTORE, "WM_MDIRESTORE"  },
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|   {  WM_MDINEXT, "WM_MDINEXT"  },
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|   {  WM_MDIMAXIMIZE, "WM_MDIMAXIMIZE"  },
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|   {  WM_MDITILE, "WM_MDITILE"  },
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|   {  WM_MDICASCADE, "WM_MDICASCADE"  },
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|   {  WM_MDIICONARRANGE, "WM_MDIICONARRANGE"  },
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|   {  WM_MDIGETACTIVE, "WM_MDIGETACTIVE"  },
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|   {  WM_MDISETMENU, "WM_MDISETMENU"  },
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|   {  WM_DROPFILES, "WM_DROPFILES"  },
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|   {  WM_MDIREFRESHMENU, "WM_MDIREFRESHMENU"  },
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|   {  WM_CUT, "WM_CUT"  },
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|   {  WM_COPY, "WM_COPY"  },
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|   {  WM_PASTE, "WM_PASTE"  },
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|   {  WM_CLEAR, "WM_CLEAR"  },
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|   {  WM_UNDO, "WM_UNDO"  },
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|   {  WM_RENDERFORMAT, "WM_RENDERFORMAT"  },
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|   {  WM_RENDERALLFORMATS, "WM_RENDERALLFORMATS"  },
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|   {  WM_DESTROYCLIPBOARD, "WM_DESTROYCLIPBOARD"  },
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|   {  WM_DRAWCLIPBOARD, "WM_DRAWCLIPBOARD"  },
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|   {  WM_PAINTCLIPBOARD, "WM_PAINTCLIPBOARD"  },
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|   {  WM_VSCROLLCLIPBOARD, "WM_VSCROLLCLIPBOARD"  },
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|   {  WM_SIZECLIPBOARD, "WM_SIZECLIPBOARD"  },
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|   {  WM_ASKCBFORMATNAME, "WM_ASKCBFORMATNAME"  },
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|   {  WM_CHANGECBCHAIN, "WM_CHANGECBCHAIN"  },
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|   {  WM_HSCROLLCLIPBOARD, "WM_HSCROLLCLIPBOARD"  },
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|   {  WM_QUERYNEWPALETTE, "WM_QUERYNEWPALETTE"  },
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|   {  WM_PALETTEISCHANGING, "WM_PALETTEISCHANGING"  },
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|   {  WM_PALETTECHANGED, "WM_PALETTECHANGED"  },
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|   {  WM_HOTKEY, "WM_HOTKEY"  },
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|   {  WM_PENWINFIRST, "WM_PENWINFIRST"  },
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|   {  WM_PENWINLAST, "WM_PENWINLAST"  },
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|   {  WM_ASYNCIO, "ASYNCIO"  },
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|   {  0, 0  }};
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| 
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| void
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| strace::wm (int message, int word, int lon)
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| {
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|   if (active)
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|     {
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|       int i;
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| 
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|       for (i = 0; ta[i].n; i++)
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| 	{
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| 	  if (ta[i].v == message)
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| 	    {
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| 	      this->prntf (_STRACE_WM, NULL, "wndproc %d %s %d %d", message, ta[i].n, word, lon);
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| 	      return;
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| 	    }
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| 	}
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|       this->prntf (_STRACE_WM, NULL, "wndproc %d unknown  %d %d", message, word, lon);
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|     }
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| }
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| #endif /*NOSTRACE*/
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