patch 7.4.1732

Problem:    Folds may close when using autocomplete. (Anmol Sethi)
Solution:   Increment/decrement disable_fold. (Christian Brabandt, closes
            #643)

src/edit.c

@@ -1424,8 +1424,10 @@ doESCkey:
 
 docomplete:
 	    compl_busy = TRUE;
+	    disable_fold_update++;  /* don't redraw folds here */
 	    if (ins_complete(c, TRUE) == FAIL)
 		compl_cont_status = 0;
+	    disable_fold_update--;
 	    compl_busy = FALSE;
 	    break;
 #endif /* FEAT_INS_EXPAND */

src/fold.c

@@ -811,6 +811,9 @@ foldUpdate(win_T *wp, linenr_T top, linenr_T bot)
 {
     fold_T	*fp;
 
+    if (disable_fold_update > 0)
+	return;
+
     /* Mark all folds from top to bot as maybe-small. */
     (void)foldFind(&wp->w_folds, top, &fp);
     while (fp < (fold_T *)wp->w_folds.ga_data + wp->w_folds.ga_len

src/globals.h

@@ -1176,6 +1176,10 @@ EXTERN int	fill_fold INIT(= '-');
 EXTERN int	fill_diff INIT(= '-');
 #endif
 
+#ifdef FEAT_FOLDING
+EXTERN int	disable_fold_update INIT(= 0);
+#endif
+
 /* Whether 'keymodel' contains "stopsel" and "startsel". */
 EXTERN int	km_stopsel INIT(= FALSE);
 EXTERN int	km_startsel INIT(= FALSE);

src/version.c

@@ -748,6 +748,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1732,
 /**/
     1731,
 /**/