updated for version 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)

Author: brammool

src/eval.c

@@ -11931,7 +11931,7 @@ f_has(argvars, rettv)
 #ifdef FEAT_SEARCHPATH
 	"file_in_path",
 #endif
-#if defined(UNIX) && !defined(USE_SYSTEM)
+#if (defined(UNIX) && !defined(USE_SYSTEM)) || defined(WIN3264)
 	"filterpipe",
 #endif
 #ifdef FEAT_FIND_ID

src/ex_cmds.c

@@ -1107,7 +1107,7 @@ do_filter(line1, line2, eap, cmd, do_in, do_out)
     if (do_out)
 	shell_flags |= SHELL_DOOUT;
 
-#if !defined(USE_SYSTEM) && defined(UNIX)
+#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. */

src/misc2.c

@@ -2146,6 +2146,25 @@ ga_append(gap, c)
     }
 }
 
+#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.

src/os_unix.c

@@ -3660,27 +3660,6 @@ mch_new_shellsize()
     /* 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;