X-Git-Url: https://gitweb.michael.orlitzky.com/?a=blobdiff_plain;ds=sidebyside;f=src%2Fsvgtiny.c;h=0bcfe7daf94412c899f04b082062680553e67549;hb=15d5208a999e91c0f1edf511fd9c2b4a726aa537;hp=137f2b065d9afed42440342a3c24d781e8bcf112;hpb=461d400085eba848898d74c92a820b5e3e1d6c49;p=libsvgtiny.git

diff --git a/src/svgtiny.c b/src/svgtiny.c
index 137f2b0..0bcfe7d 100644
--- a/src/svgtiny.c
+++ b/src/svgtiny.c
@@ -42,12 +42,12 @@ static svgtiny_code svgtiny_parse_poly(dom_element *poly,
 		struct svgtiny_parse_state state, bool polygon);
 static svgtiny_code svgtiny_parse_text(dom_element *text,
 		struct svgtiny_parse_state state);
-static void svgtiny_parse_position_attributes(const dom_element *node,
+static void svgtiny_parse_position_attributes(dom_element *node,
 		const struct svgtiny_parse_state state,
 		float *x, float *y, float *width, float *height);
-static void svgtiny_parse_paint_attributes(const dom_element *node,
+static void svgtiny_parse_paint_attributes(dom_element *node,
 		struct svgtiny_parse_state *state);
-static void svgtiny_parse_font_attributes(const dom_element *node,
+static void svgtiny_parse_font_attributes(dom_element *node,
 		struct svgtiny_parse_state *state);
 static void svgtiny_parse_transform_attributes(dom_element *node,
 		struct svgtiny_parse_state *state);
@@ -1008,9 +1008,13 @@ svgtiny_code svgtiny_parse_text(dom_element *text,
 				dom_node_unref(child);
 				return svgtiny_LIBDOM_ERROR;
 			}
-			shape->text = strndup(dom_string_data(content),
-					      dom_string_byte_length(content));
-			dom_string_unref(content);
+			if (content != NULL) {
+				shape->text = strndup(dom_string_data(content),
+						      dom_string_byte_length(content));
+				dom_string_unref(content);
+			} else {
+				shape->text = strdup("");
+			}
 			shape->text_x = px;
 			shape->text_y = py;
 			state.diagram->shape_count++;
@@ -1035,7 +1039,7 @@ svgtiny_code svgtiny_parse_text(dom_element *text,
  * Parse x, y, width, and height attributes, if present.
  */
 
-void svgtiny_parse_position_attributes(const dom_element *node,
+void svgtiny_parse_position_attributes(dom_element *node,
 		const struct svgtiny_parse_state state,
 		float *x, float *y, float *width, float *height)
 {
@@ -1127,7 +1131,7 @@ float svgtiny_parse_length(dom_string *s, int viewport_size,
  * Parse paint attributes, if present.
  */
 
-void svgtiny_parse_paint_attributes(const dom_element *node,
+void svgtiny_parse_paint_attributes(dom_element *node,
 		struct svgtiny_parse_state *state)
 {
 	dom_string *attr;
@@ -1264,7 +1268,7 @@ void svgtiny_parse_color(dom_string *s, svgtiny_colour *c,
  * Parse font attributes, if present.
  */
 
-void svgtiny_parse_font_attributes(const dom_element *node,
+void svgtiny_parse_font_attributes(dom_element *node,
 		struct svgtiny_parse_state *state)
 {
 	/* TODO: Implement this, it never used to be */