1 files changed, 67 insertions, 0 deletions
diff --git a/tools/gen_yang_deviations.c b/tools/gen_yang_deviations.c
new file mode 100644
index 0000000..fc9f55b
--- /dev/null
+++ b/tools/gen_yang_deviations.c
@@ -0,0 +1,67 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (C) 2018  NetDEF, Inc.
+ *                     Renato Westphal
+ */
+
+#define REALLY_NEED_PLAIN_GETOPT 1
+
+#include <zebra.h>
+
+#include <unistd.h>
+
+#include "yang.h"
+#include "northbound.h"
+
+static void __attribute__((noreturn)) usage(int status)
+{
+	fprintf(stderr, "usage: gen_yang_deviations [-h] MODULE\n");
+	exit(status);
+}
+
+static int generate_yang_deviation(const struct lysc_node *snode, void *arg)
+{
+	char xpath[XPATH_MAXLEN];
+
+	yang_snode_get_path(snode, YANG_PATH_SCHEMA, xpath, sizeof(xpath));
+
+	printf("  deviation \"%s\" {\n", xpath);
+	printf("    deviate not-supported;\n");
+	printf("  }\n\n");
+
+	return YANG_ITER_CONTINUE;
+}
+
+int main(int argc, char *argv[])
+{
+	struct yang_module *module;
+	int opt;
+
+	while ((opt = getopt(argc, argv, "h")) != -1) {
+		switch (opt) {
+		case 'h':
+			usage(EXIT_SUCCESS);
+			/* NOTREACHED */
+		default:
+			usage(EXIT_FAILURE);
+			/* NOTREACHED */
+		}
+	}
+	argc -= optind;
+	argv += optind;
+	if (argc != 1)
+		usage(EXIT_FAILURE);
+
+	yang_init(false, false);
+
+	/* Load YANG module. */
+	module = yang_module_load(argv[0]);
+
+	/* Generate deviations. */
+	yang_snodes_iterate(module->info, generate_yang_deviation, 0, NULL);
+
+	/* Cleanup and exit. */
+	yang_terminate();
+
+	return 0;
+}