From: ellson <devnull@localhost>
Date: Thu, 17 Feb 2011 14:20:23 +0000 (+0000)
Subject: suppress warning message about cairo surfaces with zero area as this seems to happen... 
X-Git-Tag: LAST_LIBGRAPH~32^2~1028
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=82cd414a00da523056f4cf99c0e40f9871a8301c;p=graphviz

suppress warning message about cairo surfaces with zero area as this seems to happen normally with -Tx11
---

diff --git a/plugin/pango/gvrender_pango.c b/plugin/pango/gvrender_pango.c
index 34e3eae9d..df9025f4c 100644
--- a/plugin/pango/gvrender_pango.c
+++ b/plugin/pango/gvrender_pango.c
@@ -198,7 +198,9 @@ static void cairogen_end_page(GVJ_t * job)
         surface = cairo_get_target(cr);
         if (cairo_image_surface_get_width(surface) == 0 || cairo_image_surface_get_height(surface) == 0) {
 	    /* apparently cairo never allocates a surface if nothing was ever written to it */
+/* but suppress this error message since a zero area surface seems to happen during normal operations, particular in -Tx11
 	    fprintf(stderr, "ERROR: cairo surface has zero area, this may indicate some problem during rendering shapes.\n");
+ - jce */
 	}
 	job->imagedata = (char *)(cairo_image_surface_get_data(surface));	
 	break;