yanglint REFACTOR reflect changes in libyang 2.0 in yanglint
diff --git a/tools/lint/cmd_searchpath.c b/tools/lint/cmd_searchpath.c
new file mode 100644
index 0000000..a94a343
--- /dev/null
+++ b/tools/lint/cmd_searchpath.c
@@ -0,0 +1,90 @@
+/**
+ * @file cmd_searchpath.c
+ * @author Michal Vasko <mvasko@cesnet.cz>
+ * @author Radek Krejci <rkrejci@cesnet.cz>
+ * @brief 'searchpath' command of the libyang's yanglint tool.
+ *
+ * Copyright (c) 2015-2020 CESNET, z.s.p.o.
+ *
+ * This source code is licensed under BSD 3-Clause License (the "License").
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://opensource.org/licenses/BSD-3-Clause
+ */
+
+#define _GNU_SOURCE
+
+#include "cmd.h"
+
+#include <getopt.h>
+#include <stdint.h>
+#include <stdio.h>
+
+#include "libyang.h"
+
+#include "common.h"
+
+void
+cmd_searchpath_help(void)
+{
+    printf("Usage: searchpath [--clear] [<modules-dir-path> ...]\n"
+            "                  Set paths of directories where to search for imports and\n"
+            "                  includes of the schema modules. The current working directory\n"
+            "                  and the path of the module being added is used implicitly.\n"
+            "                  The 'load' command uses these paths to search even for the\n"
+            "                  schema modules to be loaded.\n");
+}
+
+void
+cmd_searchpath(struct ly_ctx **ctx, const char *cmdline)
+{
+    int argc = 0;
+    char **argv = NULL;
+    int opt, opt_index;
+    struct option options[] = {
+        {"clear", no_argument, NULL, 'c'},
+        {"help", no_argument, NULL, 'h'},
+        {NULL, 0, NULL, 0}
+    };
+    int8_t cleared = 0;
+
+    if (parse_cmdline(cmdline, &argc, &argv)) {
+        goto cleanup;
+    }
+
+    while ((opt = getopt_long(argc, argv, "ch", options, &opt_index)) != -1) {
+        switch (opt) {
+        case 'c':
+            ly_ctx_unset_searchdir(*ctx, NULL);
+            cleared = 1;
+            break;
+        case 'h':
+            cmd_searchpath_help();
+            goto cleanup;
+        default:
+            YLMSG_E("Unknown option.\n");
+            goto cleanup;
+        }
+    }
+
+    if (!cleared && (argc == optind)) {
+        /* no argument - print the paths */
+        const char * const *dirs = ly_ctx_get_searchdirs(*ctx);
+
+        printf("List of the searchpaths:\n");
+        for (uint32_t i = 0; dirs[0]; ++i) {
+            printf("    %s\n", dirs[i]);
+        }
+        goto cleanup;
+    }
+
+    for (int i = 0; i < argc - optind; i++) {
+        if (ly_ctx_set_searchdir(*ctx, argv[optind + i])) {
+            goto cleanup;
+        }
+    }
+
+cleanup:
+    free_cmdline(argv);
+}