Note: I haven't verified this works or even compiles.  Please send me a
patch if you see a problem and can fix it.

Patch 7.3.240
Problem:    External commands can't use pipes on MS-Windows.
Solution:   Implement pipes and use them when 'shelltemp' isn't set. (Vincent
            Berthoux)
Files:      src/eval.c, src/ex_cmds.c, src/misc2.c, src/os_unix.c,
            src/os_win32.c, src/proto/misc2.pro, src/ui.c


*** ../vim-7.3.239/src/eval.c   2011-06-19 02:55:32.000000000 +0200
--- src/eval.c  2011-07-07 15:44:56.000000000 +0200
***************
*** 11931,11937 ****
  #ifdef FEAT_SEARCHPATH
        "file_in_path",
  #endif
! #if defined(UNIX) && !defined(USE_SYSTEM)
        "filterpipe",
  #endif
  #ifdef FEAT_FIND_ID
--- 11931,11937 ----
  #ifdef FEAT_SEARCHPATH
        "file_in_path",
  #endif
! #if (defined(UNIX) && !defined(USE_SYSTEM)) || defined(WIN3264)
        "filterpipe",
  #endif
  #ifdef FEAT_FIND_ID
*** ../vim-7.3.239/src/ex_cmds.c        2011-06-12 22:03:15.000000000 +0200
--- src/ex_cmds.c       2011-07-07 15:44:56.000000000 +0200
***************
*** 1107,1113 ****
      if (do_out)
        shell_flags |= SHELL_DOOUT;
  
! #if !defined(USE_SYSTEM) && defined(UNIX)
      if (!do_in && do_out && !p_stmp)
      {
        /* Use a pipe to fetch stdout of the command, do not use a temp file. */
--- 1107,1113 ----
      if (do_out)
        shell_flags |= SHELL_DOOUT;
  
! #if (!defined(USE_SYSTEM) && defined(UNIX)) || defined(WIN3264)
      if (!do_in && do_out && !p_stmp)
      {
        /* Use a pipe to fetch stdout of the command, do not use a temp file. */
*** ../vim-7.3.239/src/misc2.c  2011-07-07 15:08:53.000000000 +0200
--- src/misc2.c 2011-07-07 15:55:42.000000000 +0200
***************
*** 2146,2151 ****
--- 2146,2170 ----
      }
  }
  
+ #if (defined(UNIX) && !defined(USE_SYSTEM)) || defined(WIN3264)
+ /*
+  * Append the text in "gap" below the cursor line and clear "gap".
+  */
+     void
+ append_ga_line(gap)
+     garray_T  *gap;
+ {
+     /* Remove trailing CR. */
+     if (gap->ga_len > 0
+           && !curbuf->b_p_bin
+           && ((char_u *)gap->ga_data)[gap->ga_len - 1] == CAR)
+       --gap->ga_len;
+     ga_append(gap, NUL);
+     ml_append(curwin->w_cursor.lnum++, gap->ga_data, 0, FALSE);
+     gap->ga_len = 0;
+ }
+ #endif
+ 
  /************************************************************************
   * functions that use lookup tables for various things, generally to do with
   * special key codes.
*** ../vim-7.3.239/src/os_unix.c        2011-04-11 16:56:29.000000000 +0200
--- src/os_unix.c       2011-07-07 15:54:58.000000000 +0200
***************
*** 3660,3686 ****
      /* Nothing to do. */
  }
  
- #ifndef USE_SYSTEM
- static void append_ga_line __ARGS((garray_T *gap));
- 
- /*
-  * Append the text in "gap" below the cursor line and clear "gap".
-  */
-     static void
- append_ga_line(gap)
-     garray_T  *gap;
- {
-     /* Remove trailing CR. */
-     if (gap->ga_len > 0
-           && !curbuf->b_p_bin
-           && ((char_u *)gap->ga_data)[gap->ga_len - 1] == CAR)
-       --gap->ga_len;
-     ga_append(gap, NUL);
-     ml_append(curwin->w_cursor.lnum++, gap->ga_data, 0, FALSE);
-     gap->ga_len = 0;
- }
- #endif
- 
      int
  mch_call_shell(cmd, options)
      char_u    *cmd;
--- 3660,3665 ----
*** ../vim-7.3.239/src/os_win32.c       2011-05-25 17:06:16.000000000 +0200
--- src/os_win32.c      2011-07-07 16:08:30.000000000 +0200
***************
*** 417,422 ****
--- 417,427 ----
  static PGNSECINFO pGetNamedSecurityInfo;
  #endif
  
+ typedef BOOL (WINAPI *PSETHANDLEINFORMATION)(HANDLE, DWORD, DWORD);
+ 
+ static BOOL allowPiping = FALSE;
+ static PSETHANDLEINFORMATION pSetHandleInformation;
+ 
  /*
   * Set g_PlatformId to VER_PLATFORM_WIN32_NT (NT) or
   * VER_PLATFORM_WIN32_WINDOWS (Win95).
***************
*** 467,472 ****
--- 472,489 ----
            }
        }
  #endif
+       /*
+        * If we are on windows NT, try to load the pipe functions, only
+        * available from Win2K.
+        */
+       if (g_PlatformId == VER_PLATFORM_WIN32_NT)
+       {
+           HANDLE kernel32 = GetModuleHandle("kernel32");
+           pSetHandleInformation = (PSETHANDLEINFORMATION)GetProcAddress(
+                                           kernel32, "SetHandleInformation");
+ 
+           allowPiping = pSetHandleInformation != NULL;
+       }
        done = TRUE;
      }
  }
***************
*** 1635,1641 ****
  }
  
  #if ((defined(__MINGW32__) || defined (__CYGWIN32__)) && \
!         __MSVCRT_VERSION__ >= 0x800) || (defined(_MSC_VER) && _MSC_VER >= 
1400)
  /*
   * Bad parameter handler.
   *
--- 1652,1658 ----
  }
  
  #if ((defined(__MINGW32__) || defined (__CYGWIN32__)) && \
!        __MSVCRT_VERSION__ >= 0x800) || (defined(_MSC_VER) && _MSC_VER >= 1400)
  /*
   * Bad parameter handler.
   *
***************
*** 3210,3216 ****
   *    4. Prompt the user to press a key to close the console window
   */
      static int
! mch_system(char *cmd, int options)
  {
      STARTUPINFO               si;
      PROCESS_INFORMATION pi;
--- 3227,3233 ----
   *    4. Prompt the user to press a key to close the console window
   */
      static int
! mch_system_classic(char *cmd, int options)
  {
      STARTUPINFO               si;
      PROCESS_INFORMATION pi;
***************
*** 3315,3320 ****
--- 3332,3829 ----
  
      return ret;
  }
+ 
+ /*
+  * Thread launched by the gui to send the current buffer data to the
+  * process. This way avoid to hang up vim totally if the children
+  * process take a long time to process the lines.
+  */
+     static DWORD WINAPI
+ sub_process_writer(LPVOID param)
+ {
+     HANDLE        g_hChildStd_IN_Wr = param;
+     linenr_T      lnum = curbuf->b_op_start.lnum;
+     DWORD         len = 0;
+     DWORD         l;
+     char_u        *lp = ml_get(lnum);
+     char_u        *s;
+     int                   written = 0;
+ 
+     for (;;)
+     {
+       l = (DWORD)STRLEN(lp + written);
+       if (l == 0)
+           len = 0;
+       else if (lp[written] == NL)
+       {
+           /* NL -> NUL translation */
+           WriteFile(g_hChildStd_IN_Wr, "", 1, &len, NULL);
+       }
+       else
+       {
+           s = vim_strchr(lp + written, NL);
+           WriteFile(g_hChildStd_IN_Wr, (char *)lp + written,
+                     s == NULL ? l : (DWORD)(s - (lp + written)),
+                     &len, NULL);
+       }
+       if (len == (int)l)
+       {
+           /* Finished a line, add a NL, unless this line should not have
+            * one. */
+           if (lnum != curbuf->b_op_end.lnum
+               || !curbuf->b_p_bin
+               || (lnum != curbuf->b_no_eol_lnum
+                   && (lnum != curbuf->b_ml.ml_line_count
+                       || curbuf->b_p_eol)))
+           {
+               WriteFile(g_hChildStd_IN_Wr, "\n", 1, &ignored, NULL);
+           }
+ 
+           ++lnum;
+           if (lnum > curbuf->b_op_end.lnum)
+               break;
+ 
+           lp = ml_get(lnum);
+           written = 0;
+       }
+       else if (len > 0)
+           written += len;
+     }
+ 
+     /* finished all the lines, close pipe */
+     CloseHandle(g_hChildStd_IN_Wr);
+     ExitThread(0);
+ }
+ 
+ 
+ # define BUFLEN 100   /* length for buffer, stolen from unix version */
+ 
+ /*
+  * This function read from the children's stdout and write the
+  * data on screen or in the buffer accordingly.
+  */
+     static void
+ dump_pipe(int     options,
+         HANDLE    g_hChildStd_OUT_Rd,
+         garray_T  *ga,
+         char_u    buffer[],
+         DWORD     *buffer_off)
+ {
+     DWORD     availableBytes = 0;
+     DWORD     i;
+     int               c;
+     char_u    *p;
+     int               ret;
+     DWORD     len;
+     DWORD     toRead;
+     int               repeatCount;
+ 
+     /* we query the pipe to see if there is any data to read
+      * to avoid to perform a blocking read */
+     ret = PeekNamedPipe(g_hChildStd_OUT_Rd, /* pipe to query */
+                       NULL,               /* optional buffer */
+                       0,                  /* buffe size */
+                       NULL,               /* number of read bytes */
+                       &availableBytes,    /* available bytes total */
+                       NULL);              /* byteLeft */
+ 
+     repeatCount = 0;
+     /* We got real data in the pipe, read it */
+     while (ret != 0 && availableBytes > 0 && availableBytes > 0)
+     {
+       repeatCount++;
+       toRead =
+ # ifdef FEAT_MBYTE
+                (DWORD)(BUFLEN - *buffer_off);
+ # else
+                (DWORD)BUFLEN;
+ # endif
+       toRead = availableBytes < toRead ? availableBytes : toRead;
+       ReadFile(g_hChildStd_OUT_Rd, buffer
+ # ifdef FEAT_MBYTE
+                + *buffer_off, toRead
+ # else
+                , toRead
+ # endif
+                , &len, NULL);
+ 
+       /* If we haven't read anything, there is a problem */
+       if (len == 0)
+           break;
+ 
+       availableBytes -= len;
+ 
+       if (options & SHELL_READ)
+       {
+           /* Do NUL -> NL translation, append NL separated
+            * lines to the current buffer. */
+           for (i = 0; i < len; ++i)
+           {
+               if (buffer[i] == NL)
+                   append_ga_line(ga);
+               else if (buffer[i] == NUL)
+                   ga_append(ga, NL);
+               else
+                   ga_append(ga, buffer[i]);
+           }
+       }
+ # ifdef FEAT_MBYTE
+       else if (has_mbyte)
+       {
+           int         l;
+ 
+           len += *buffer_off;
+           buffer[len] = NUL;
+ 
+           /* Check if the last character in buffer[] is
+            * incomplete, keep these bytes for the next
+            * round. */
+           for (p = buffer; p < buffer + len; p += l)
+           {
+               l = mb_cptr2len(p);
+               if (l == 0)
+                   l = 1;  /* NUL byte? */
+               else if (MB_BYTE2LEN(*p) != l)
+                   break;
+           }
+           if (p == buffer)    /* no complete character */
+           {
+               /* avoid getting stuck at an illegal byte */
+               if (len >= 12)
+                   ++p;
+               else
+               {
+                   *buffer_off = len;
+                   return;
+               }
+           }
+           c = *p;
+           *p = NUL;
+           msg_puts(buffer);
+           if (p < buffer + len)
+           {
+               *p = c;
+               *buffer_off = (DWORD)((buffer + len) - p);
+               mch_memmove(buffer, p, *buffer_off);
+               return;
+           }
+           *buffer_off = 0;
+       }
+ # endif /* FEAT_MBYTE */
+       else
+       {
+           buffer[len] = NUL;
+           msg_puts(buffer);
+       }
+ 
+       windgoto(msg_row, msg_col);
+       cursor_on();
+       out_flush();
+     }
+ }
+ 
+ /*
+  * Version of system to use for windows NT > 5.0 (Win2K), use pipe
+  * for communication and doesn't open any new window.
+  */
+     static int
+ mch_system_piped(char *cmd, int options)
+ {
+     STARTUPINFO               si;
+     PROCESS_INFORMATION pi;
+     DWORD             ret = 0;
+ 
+     HANDLE g_hChildStd_IN_Rd = NULL;
+     HANDLE g_hChildStd_IN_Wr = NULL;
+     HANDLE g_hChildStd_OUT_Rd = NULL;
+     HANDLE g_hChildStd_OUT_Wr = NULL;
+ 
+     char_u    buffer[BUFLEN + 1]; /* reading buffer + size */
+     DWORD     len;
+ 
+     /* buffer used to receive keys */
+     char_u    ta_buf[BUFLEN + 1];     /* TypeAHead */
+     int               ta_len = 0;             /* valid bytes in ta_buf[] */
+ 
+     DWORD     i;
+     int               c;
+     int               noread_cnt = 0;
+     garray_T  ga;
+     int           delay = 1;
+ # ifdef FEAT_MBYTE
+     DWORD     buffer_off = 0; /* valid bytes in buffer[] */
+ # endif
+ 
+     SECURITY_ATTRIBUTES saAttr;
+ 
+     /* Set the bInheritHandle flag so pipe handles are inherited. */
+     saAttr.nLength = sizeof(SECURITY_ATTRIBUTES);
+     saAttr.bInheritHandle = TRUE;
+     saAttr.lpSecurityDescriptor = NULL;
+ 
+     if ( ! CreatePipe(&g_hChildStd_OUT_Rd, &g_hChildStd_OUT_Wr, &saAttr, 0)
+       /* Ensure the read handle to the pipe for STDOUT is not inherited. */
+        || ! pSetHandleInformation(g_hChildStd_OUT_Rd, HANDLE_FLAG_INHERIT, 0)
+       /* Create a pipe for the child process's STDIN. */
+        || ! CreatePipe(&g_hChildStd_IN_Rd, &g_hChildStd_IN_Wr, &saAttr, 0)
+       /* Ensure the write handle to the pipe for STDIN is not inherited. */
+        || ! pSetHandleInformation(g_hChildStd_IN_Wr, HANDLE_FLAG_INHERIT, 0) )
+     {
+       CloseHandle(g_hChildStd_IN_Rd);
+       CloseHandle(g_hChildStd_IN_Wr);
+       CloseHandle(g_hChildStd_OUT_Rd);
+       CloseHandle(g_hChildStd_OUT_Wr);
+       MSG_PUTS(_("\nCannot create pipes\n"));
+     }
+ 
+     si.cb = sizeof(si);
+     si.lpReserved = NULL;
+     si.lpDesktop = NULL;
+     si.lpTitle = NULL;
+     si.dwFlags = STARTF_USESHOWWINDOW | STARTF_USESTDHANDLES;
+ 
+     /* set-up our file redirection */
+     si.hStdError = g_hChildStd_OUT_Wr;
+     si.hStdOutput = g_hChildStd_OUT_Wr;
+     si.hStdInput = g_hChildStd_IN_Rd;
+     si.wShowWindow = SW_HIDE;
+     si.cbReserved2 = 0;
+     si.lpReserved2 = NULL;
+ 
+     if (options & SHELL_READ)
+       ga_init2(&ga, 1, BUFLEN);
+ 
+     /* Now, run the command */
+     CreateProcess(NULL,                       /* Executable name */
+                 cmd,                  /* Command to execute */
+                 NULL,                 /* Process security attributes */
+                 NULL,                 /* Thread security attributes */
+ 
+                 // this command can be litigeous, handle inheritence was
+                 // deactivated for pending temp file, but, if we deactivate
+                 // it, the pipes don't work for some reason.
+                 TRUE,                 /* Inherit handles, first deactivated,
+                                        * but needed */
+                 CREATE_DEFAULT_ERROR_MODE, /* Creation flags */
+                 NULL,                 /* Environment */
+                 NULL,                 /* Current directory */
+                 &si,                  /* Startup information */
+                 &pi);                 /* Process information */
+ 
+ 
+     /* Close our unused side of the pipes */
+     CloseHandle(g_hChildStd_IN_Rd);
+     CloseHandle(g_hChildStd_OUT_Wr);
+ 
+     if (options & SHELL_WRITE)
+     {
+       HANDLE thread =
+          CreateThread(NULL,  /* security attributes */
+                       0,     /* default stack size */
+                       sub_process_writer, /* function to be executed */
+                       g_hChildStd_IN_Wr,  /* parameter */
+                       0,               /* creation flag, start immediately */
+                       NULL);              /* we don't care about thread id */
+       CloseHandle(thread);
+       g_hChildStd_IN_Wr = NULL;
+     }
+ 
+     /* Keep updating the window while waiting for the shell to finish. */
+     for (;;)
+     {
+       MSG     msg;
+ 
+       if (PeekMessage(&msg, (HWND)NULL, 0, 0, PM_REMOVE))
+       {
+           TranslateMessage(&msg);
+           DispatchMessage(&msg);
+       }
+ 
+       /* write pipe information in the window */
+       if ((options & (SHELL_READ|SHELL_WRITE))
+ # ifdef FEAT_GUI
+               || gui.in_use
+ # endif
+           )
+       {
+           len = 0;
+           if (!(options & SHELL_EXPAND)
+               && ((options &
+                       (SHELL_READ|SHELL_WRITE|SHELL_COOKED))
+                   != (SHELL_READ|SHELL_WRITE|SHELL_COOKED)
+ # ifdef FEAT_GUI
+                   || gui.in_use
+ # endif
+                   )
+               && (ta_len > 0 || noread_cnt > 4))
+           {
+               if (ta_len == 0)
+               {
+                   /* Get extra characters when we don't have any.  Reset the
+                    * counter and timer. */
+                   noread_cnt = 0;
+ # if defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
+                   gettimeofday(&start_tv, NULL);
+ # endif
+                   len = ui_inchar(ta_buf, BUFLEN, 10L, 0);
+               }
+               if (ta_len > 0 || len > 0)
+               {
+                   /*
+                    * For pipes: Check for CTRL-C: send interrupt signal to
+                    * child.  Check for CTRL-D: EOF, close pipe to child.
+                    */
+                   if (len == 1 && cmd != NULL)
+                   {
+                       if (ta_buf[ta_len] == Ctrl_C)
+                       {
+                           /* Learn what exit code is expected, for
+                               * now put 9 as SIGKILL */
+                           TerminateProcess(pi.hProcess, 9);
+                       }
+                       if (ta_buf[ta_len] == Ctrl_D)
+                       {
+                           CloseHandle(g_hChildStd_IN_Wr);
+                           g_hChildStd_IN_Wr = NULL;
+                       }
+                   }
+ 
+                   /* replace K_BS by <BS> and K_DEL by <DEL> */
+                   for (i = ta_len; i < ta_len + len; ++i)
+                   {
+                       if (ta_buf[i] == CSI && len - i > 2)
+                       {
+                           c = TERMCAP2KEY(ta_buf[i + 1], ta_buf[i + 2]);
+                           if (c == K_DEL || c == K_KDEL || c == K_BS)
+                           {
+                               mch_memmove(ta_buf + i + 1, ta_buf + i + 3,
+                                           (size_t)(len - i - 2));
+                               if (c == K_DEL || c == K_KDEL)
+                                   ta_buf[i] = DEL;
+                               else
+                                   ta_buf[i] = Ctrl_H;
+                               len -= 2;
+                           }
+                       }
+                       else if (ta_buf[i] == '\r')
+                           ta_buf[i] = '\n';
+ # ifdef FEAT_MBYTE
+                       if (has_mbyte)
+                           i += (*mb_ptr2len_len)(ta_buf + i,
+                                                   ta_len + len - i) - 1;
+ # endif
+                   }
+ 
+                   /*
+                    * For pipes: echo the typed characters.  For a pty this
+                    * does not seem to work.
+                    */
+                   for (i = ta_len; i < ta_len + len; ++i)
+                   {
+                       if (ta_buf[i] == '\n' || ta_buf[i] == '\b')
+                           msg_putchar(ta_buf[i]);
+ # ifdef FEAT_MBYTE
+                       else if (has_mbyte)
+                       {
+                           int l = (*mb_ptr2len)(ta_buf + i);
+ 
+                           msg_outtrans_len(ta_buf + i, l);
+                           i += l - 1;
+                       }
+ # endif
+                       else
+                           msg_outtrans_len(ta_buf + i, 1);
+                   }
+                   windgoto(msg_row, msg_col);
+                   out_flush();
+ 
+                   ta_len += len;
+ 
+                   /*
+                    * Write the characters to the child, unless EOF has been
+                    * typed for pipes.  Write one character at a time, to
+                    * avoid losing too much typeahead.  When writing buffer
+                    * lines, drop the typed characters (only check for
+                    * CTRL-C).
+                    */
+                   if (options & SHELL_WRITE)
+                       ta_len = 0;
+                   else if (g_hChildStd_IN_Wr != NULL)
+                   {
+                       WriteFile(g_hChildStd_IN_Wr, (char*)ta_buf,
+                                   1, &len, NULL);
+                       // if we are typing in, we want to keep things reactive
+                       delay = 1;
+                       if (len > 0)
+                       {
+                           ta_len -= len;
+                           mch_memmove(ta_buf, ta_buf + len, ta_len);
+                       }
+                   }
+               }
+           }
+       }
+ 
+       if (ta_len)
+           ui_inchar_undo(ta_buf, ta_len);
+ 
+       if (WaitForSingleObject(pi.hProcess, delay) != WAIT_TIMEOUT)
+       {
+           dump_pipe(options, g_hChildStd_OUT_Rd,
+                       &ga, buffer, &buffer_off);
+           break;
+       }
+ 
+       ++noread_cnt;
+       dump_pipe(options, g_hChildStd_OUT_Rd,
+                   &ga, buffer, &buffer_off);
+ 
+       /* We start waiting for a very short time and then increase it, so
+        * that we respond quickly when the process is quick, and don't
+        * consume too much overhead when it's slow. */
+       if (delay < 50)
+           delay += 10;
+     }
+ 
+     /* Close the pipe */
+     CloseHandle(g_hChildStd_OUT_Rd);
+     if (g_hChildStd_IN_Wr != NULL)
+       CloseHandle(g_hChildStd_IN_Wr);
+ 
+     WaitForSingleObject(pi.hProcess, INFINITE);
+ 
+     /* Get the command exit code */
+     GetExitCodeProcess(pi.hProcess, &ret);
+ 
+     if (options & SHELL_READ)
+     {
+       if (ga.ga_len > 0)
+       {
+           append_ga_line(&ga);
+           /* remember that the NL was missing */
+           curbuf->b_no_eol_lnum = curwin->w_cursor.lnum;
+       }
+       else
+           curbuf->b_no_eol_lnum = 0;
+       ga_clear(&ga);
+     }
+ 
+     /* Close the handles to the subprocess, so that it goes away */
+     CloseHandle(pi.hThread);
+     CloseHandle(pi.hProcess);
+ 
+     return ret;
+ }
+ 
+     static int
+ mch_system(char *cmd, int options)
+ {
+     /* if we can pipe and the shelltemp option is off */
+     if (allowPiping && !p_stmp)
+       return mch_system_piped(cmd, options);
+     else
+       return mch_system_classic(cmd, options);
+ }
  #else
  
  # define mch_system(c, o) system(c)
***************
*** 3388,3394 ****
        char_u *newcmd;
        long_u cmdlen =  (
  #ifdef FEAT_GUI_W32
!               STRLEN(vimrun_path) +
  #endif
                STRLEN(p_sh) + STRLEN(p_shcf) + STRLEN(cmd) + 10);
  
--- 3897,3903 ----
        char_u *newcmd;
        long_u cmdlen =  (
  #ifdef FEAT_GUI_W32
!               (allowPiping && !p_stmp ? 0 : STRLEN(vimrun_path)) +
  #endif
                STRLEN(p_sh) + STRLEN(p_shcf) + STRLEN(cmd) + 10);
  
***************
*** 3497,3503 ****
                            MB_ICONWARNING);
                    need_vimrun_warning = FALSE;
                }
!               if (!s_dont_use_vimrun)
                    /* Use vimrun to execute the command.  It opens a console
                     * window, which can be closed without killing Vim. */
                    vim_snprintf((char *)newcmd, cmdlen, "%s%s%s %s %s",
--- 4006,4012 ----
                            MB_ICONWARNING);
                    need_vimrun_warning = FALSE;
                }
!               if (!s_dont_use_vimrun && (!allowPiping || p_stmp))
                    /* Use vimrun to execute the command.  It opens a console
                     * window, which can be closed without killing Vim. */
                    vim_snprintf((char *)newcmd, cmdlen, "%s%s%s %s %s",
***************
*** 3521,3527 ****
      /* Print the return value, unless "vimrun" was used. */
      if (x != 0 && !(options & SHELL_SILENT) && !emsg_silent
  #if defined(FEAT_GUI_W32)
!               && ((options & SHELL_DOOUT) || s_dont_use_vimrun)
  #endif
            )
      {
--- 4030,4037 ----
      /* Print the return value, unless "vimrun" was used. */
      if (x != 0 && !(options & SHELL_SILENT) && !emsg_silent
  #if defined(FEAT_GUI_W32)
!               && ((options & SHELL_DOOUT) || s_dont_use_vimrun
!                                                 || (allowPiping && !p_stmp))
  #endif
            )
      {
*** ../vim-7.3.239/src/proto/misc2.pro  2011-07-07 15:08:53.000000000 +0200
--- src/proto/misc2.pro 2011-07-07 15:56:16.000000000 +0200
***************
*** 58,63 ****
--- 58,64 ----
  char_u *ga_concat_strings __ARGS((garray_T *gap));
  void ga_concat __ARGS((garray_T *gap, char_u *s));
  void ga_append __ARGS((garray_T *gap, int c));
+ void append_ga_line __ARGS((garray_T *gap));
  int name_to_mod_mask __ARGS((int c));
  int simplify_key __ARGS((int key, int *modifiers));
  int handle_x_keys __ARGS((int key));
*** ../vim-7.3.239/src/ui.c     2011-06-19 01:14:23.000000000 +0200
--- src/ui.c    2011-07-07 15:44:56.000000000 +0200
***************
*** 58,64 ****
  #endif
  }
  
! #if defined(UNIX) || defined(VMS) || defined(PROTO)
  /*
   * When executing an external program, there may be some typed characters that
   * are not consumed by it.  Give them back to ui_inchar() and they are stored
--- 58,64 ----
  #endif
  }
  
! #if defined(UNIX) || defined(VMS) || defined(PROTO) || defined(WIN3264)
  /*
   * When executing an external program, there may be some typed characters that
   * are not consumed by it.  Give them back to ui_inchar() and they are stored
*** ../vim-7.3.239/src/version.c        2011-07-07 15:08:53.000000000 +0200
--- src/version.c       2011-07-07 16:14:20.000000000 +0200
***************
*** 711,712 ****
--- 711,714 ----
  {   /* Add new patch number below this line */
+ /**/
+     240,
  /**/

-- 
hundred-and-one symptoms of being an internet addict:
257. Your "hundred-and-one" lists include well over 101 items, since you
     automatically interpret all numbers in hexadecimal notation.
     (hex 101 = decimal 257)

 /// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net   \\\
///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\  an exciting new programming language -- http://www.Zimbu.org        ///
 \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///

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