Using the main multidata-cache-allocation routine.

(Note that there can only be colorstrings when there /is/ a syntax,
so there is no need to check for the latter here.)


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@5452 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -6,6 +6,7 @@
 	* src/winio.c (edit_draw): When an end is found but nothing is painted
 	(because the coloured part is horizontally scrolled off), nevertheless
 	set the multidata to CBEGINBEFORE.  This fixes Savannah bug #46545.
+	* src/winio.c (edit_draw): Use the main cache-allocation routine.
 
 2015-11-28  Benno Schulenberg  <bensberg@justemail.net>
 	* src/nano.c (main): Allow the user full control over the values of

src/winio.c

@@ -2481,16 +2481,10 @@ void edit_draw(filestruct *fileptr, const char *converted, int
     if (openfile->colorstrings != NULL && !ISSET(NO_COLOR_SYNTAX)) {
 	const colortype *tmpcolor = openfile->colorstrings;
 
-	/* Set up multi-line color data for this line if it's not yet
-	 * calculated. */
-	if (fileptr->multidata == NULL && openfile->syntax
-		&& openfile->syntax->nmultis > 0) {
-	    int i;
-	    fileptr->multidata = (short *)nmalloc(openfile->syntax->nmultis * sizeof(short));
-	    for (i = 0; i < openfile->syntax->nmultis; i++)
-		/* Assume this applies until we know otherwise. */
-		fileptr->multidata[i] = -1;
-	}
+	/* If there are multiline regexes, make sure there is a cache. */
+	if (openfile->syntax->nmultis > 0)
+	    alloc_multidata_if_needed(fileptr);
+
 	for (; tmpcolor != NULL; tmpcolor = tmpcolor->next) {
 	    int x_start;
 		/* Starting column for mvwaddnstr.  Zero-based. */