Added a usage example

CMakeLists.txt

@@ -35,7 +35,14 @@ ADD_EXECUTABLE(test-xml
 TARGET_LINK_LIBRARIES(test-xml xml)
 
 
+# Building example
+ADD_EXECUTABLE(example
+	${TEST_SOURCE_DIRECTORY}/example
+)
+TARGET_LINK_LIBRARIES(example xml)
+
+
 # Deploy
-INSTALL(TARGETS xml DESTINATION lib)
-INSTALL(FILES DESTINATION)
+#INSTALL(TARGETS xml DESTINATION lib)
+#INSTALL(FILES DESTINATION)
 

test/example.c

@@ -0,0 +1,77 @@
+/**
+ * Copyright (c) 2012 ooxi/xml.c
+ *     https://github.com/ooxi/xml.c
+ *
+ * This software is provided 'as-is', without any express or implied warranty.
+ * In no event will the authors be held liable for any damages arising from the
+ * use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ *
+ *  1. The origin of this software must not be misrepresented; you must not
+ *     claim that you wrote the original software. If you use this software in a
+ *     product, an acknowledgment in the product documentation would be
+ *     appreciated but is not required.
+ * 
+ *  2. Altered source versions must be plainly marked as such, and must not be
+ *     misrepresented as being the original software.
+ *
+ *  3. This notice may not be removed or altered from any source distribution.
+ */
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <xml.h>
+
+
+
+int main(int argc, char** argv) {
+
+	/* XML source, could be read from disk
+	 */
+	uint8_t* source = ""
+		"<Root>"
+			"<Hello>World</Hello>"
+			"<This>"
+				"<Is>:-)</Is>"
+				"<An>:-O</An>"
+				"<Example>:-D</Example>"
+			"</This>"
+		"</Root>"
+	;
+
+
+	/* Parse the document
+	 *
+	 * @warning Remember not to free the source until you have freed the
+	 *     document itself. If you have to free the source before, supply a
+	 *     copy to xml_parse_document which can be freed together with the
+	 *     document (`free_buffer' argument to `xml_document_free')
+	 */
+	struct xml_document* document = xml_parse_document(source, strlen(source));
+
+	/* You _have_ to check the result of `xml_parse_document', if it's 0
+	 * then the source could not be parsed. If you think this is a bug in
+	 * xml.c, than use a debug build (cmake -DCMAKE_BUILD_TYPE=Debug) which
+	 * will verbosely tell you about the parsing process
+	 */
+	if (!document) {
+		printf("Could parse document\n");
+		exit(EXIT_FAILURE);
+	}
+	struct xml_node* root = xml_document_root(document);
+
+
+	/* Extract amount of Root/This children
+	 */
+	struct xml_node* root_this = xml_node_child(root, 1);
+	printf("Root/This has %lu children\n", (unsigned long)xml_node_children(root_this));
+
+
+	/* Remember to free the document or you'll risk a memory leak
+	 */
+	xml_document_free(document, false);
+}
+