* C-API: Added xpath_first_localonly() as an xpath function that skips prefix and namespace checks.

* Added experimental code for optizing XPath search using binary search.
  * Enable with XPATH_LIST_OPTIMIZE
* Changed `clicon_rpc_generate_error(msg, xerr)` to `clicon_rpc_generate_error(xerr, msg, arg)`

util/clixon_util_insert.c

@@ -45,7 +45,6 @@
 #include <string.h>
 #include <limits.h>
 #include <stdint.h>
-#include <assert.h>
 #include <syslog.h>
 #include <fcntl.h>
 

util/clixon_util_json.c

@@ -49,7 +49,6 @@
 #include <limits.h>
 #include <stdint.h>
 #include <syslog.h>
-#include <assert.h>
 
 /* cligen */
 #include <cligen/cligen.h>

util/clixon_util_socket.c

@@ -49,7 +49,6 @@
 #include <limits.h>
 #include <stdint.h>
 #include <syslog.h>
-#include <assert.h>
 #include <fcntl.h>
 #include <sys/time.h>
 #include <sys/stat.h>

util/clixon_util_stream.c

@@ -47,7 +47,6 @@
 #include <string.h>
 #include <limits.h>
 #include <stdint.h>
-#include <assert.h>
 #include <syslog.h>
 #include <curl/curl.h>
 

util/clixon_util_xml.c

@@ -53,7 +53,6 @@
 #include <limits.h>
 #include <stdint.h>
 #include <syslog.h>
-#include <assert.h>
 #include <fcntl.h>
 #include <sys/time.h>
 #include <sys/stat.h>
@@ -196,7 +195,7 @@ main(int    argc,
 	if ((ret = json_parse_file(fd, yspec, &xt, &xerr)) < 0)
 	    goto done;
 	if (ret == 0){
-	    clicon_rpc_generate_error("util_xml", xerr);
+	    clicon_rpc_generate_error(xerr, "util_xml", NULL);
 	    goto done;
 	}
     }

util/clixon_util_xpath.c

@@ -47,7 +47,6 @@ See https://www.w3.org/TR/xpath/
 #include <string.h>
 #include <limits.h>
 #include <stdint.h>
-#include <assert.h>
 #include <syslog.h>
 #include <fcntl.h>
 #include <sys/stat.h>
@@ -318,7 +317,7 @@ main(int    argc,
 	x = x0;
 
     /* Parse XPATH (use nsc == NULL to indicate dont use) */
-    if (xpath_vec_ctx(x, nsc, xpath, &xc) < 0)
+    if (xpath_vec_ctx(x, nsc, xpath, 0, &xc) < 0)
 	return -1;
     /* Print results */
     cb = cbuf_new();

util/clixon_util_yang.c

@@ -50,7 +50,6 @@
 #include <regex.h>
 #include <dirent.h>
 #include <syslog.h>
-#include <assert.h>
 #include <sys/stat.h>
 #include <libgen.h>
 #include <netinet/in.h>