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[virt-tools-list] [PATCH 3 of 5] viewer: generalize extract_port() into viewer_extract_xpath_string()



# HG changeset patch
# User Marc-André Lureau <marcandre lureau redhat com>
# Date 1290186582 -3600
# Node ID 9f8a6e933516586fc82982cffb4721f5539c9d2f
# Parent  c0b5667440d038394f1ad67d8d40580ec69a0051
viewer: generalize extract_port() into viewer_extract_xpath_string()

diff -r c0b5667440d0 -r 9f8a6e933516 src/viewer.c
--- a/src/viewer.c	Fri Nov 19 18:07:48 2010 +0100
+++ b/src/viewer.c	Fri Nov 19 18:09:42 2010 +0100
@@ -728,7 +728,7 @@
 	return 0;
 }
 
-static char * viewer_extract_vnc_port(virDomainPtr dom)
+static char * viewer_extract_xpath_string(virDomainPtr dom, const gchar *xpath)
 {
 	char *xmldesc = virDomainGetXMLDesc(dom, 0);
 	xmlDocPtr xml = NULL;
@@ -752,7 +752,7 @@
 	if (!ctxt)
 		goto error;
 
-	obj = xmlXPathEval((const xmlChar *)"string(/domain/devices/graphics[ type='vnc']/@port)", ctxt);
+	obj = xmlXPathEval((const xmlChar *)xpath, ctxt);
 	if (!obj || obj->type != XPATH_STRING || !obj->stringval || !obj->stringval[0])
 		goto error;
 	if (!strcmp((const char*)obj->stringval, "-1"))
@@ -908,7 +908,7 @@
 
 	viewer_init_vnc_display(viewer);
 
-	if ((vncport = viewer_extract_vnc_port(dom)) == NULL) {
+	if ((vncport = viewer_extract_xpath_string(dom, "string(/domain/devices/graphics[ type='vnc']/@port)")) == NULL) {
 		viewer_simple_message_dialog(viewer->window, _("Cannot determine the VNC port for the guest %s"),
 					     viewer->domkey);
 		goto cleanup;


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