1 /**
2 * Copyright (C) 2020 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 #define _GNU_SOURCE
17 #include <libxml/parser.h>
18 #include <libxml/xpath.h>
19 #include <libxml/xpathInternals.h>
20 #include <libxml/xpointer.h>
21 #include <stdlib.h>
22 #include <sys/types.h>
23 #include <sys/wait.h>
24
main(int argc,char ** argv)25 int main(int argc, char **argv) {
26 #if defined(LIBXML_XPATH_ENABLED) && defined(LIBXML_XPTR_ENABLED)
27 if (argc > 2) {
28 xmlDocPtr doc;
29 xmlXPathContextPtr xpathCtx;
30 xmlInitParser();
31 /* Load XML document */
32 doc = xmlReadFile(argv[1], NULL, 0);
33 if (doc) {
34 /* Create xpath evaluation context */
35 xpathCtx = (xmlXPathContextPtr)xmlXPtrNewContext(doc, (xmlNode *)NULL,
36 (xmlNode *)NULL);
37 if (xpathCtx) {
38 xmlXPathParserContextPtr pctxt =
39 xmlXPathNewParserContext((xmlChar *)argv[2], xpathCtx);
40 if (pctxt) {
41 xmlXPathEvalExpr(pctxt);
42 xmlXPathFreeContext(xpathCtx);
43 }
44 xmlFreeDoc(doc);
45 }
46 xmlCleanupParser();
47 }
48 }
49 #endif
50 return EXIT_SUCCESS;
51 }
52