build BUGFIX add missing header file
diff --git a/src/extensions.h b/src/extensions.h
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+/**
+ * @file extesnions.h
+ * @author Radek Krejci <rkrejci@cesnet.cz>
+ * @brief libyang support for YANG extensions implementation.
+ *
+ * Copyright (c) 2015 - 2018 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
+ */
+
+#ifndef LY_EXTENSIONS_H_
+#define LY_EXTENSIONS_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @defgroup extensions YANG Extensions
+ *
+ * @{
+ */
+
+/**
+ * @brief Extension instance structure parent enumeration
+ */
+typedef enum {
+ LYEXT_PAR_MODULE, /**< ::lys_module or ::lys_submodule */
+ LYEXT_PAR_NODE, /**< ::lys_node (and the derived structures) */
+ LYEXT_PAR_TPDF, /**< ::lys_tpdf */
+ LYEXT_PAR_TYPE, /**< ::lys_type */
+ LYEXT_PAR_TYPE_BIT, /**< ::lys_type_bit */
+ LYEXT_PAR_TYPE_ENUM, /**< ::lys_type_enum */
+ LYEXT_PAR_FEATURE, /**< ::lys_feature */
+ LYEXT_PAR_RESTR, /**< ::lys_restr - YANG's must, range, length and pattern statements */
+ LYEXT_PAR_WHEN, /**< ::lys_when */
+ LYEXT_PAR_IDENT, /**< ::lys_ident */
+ LYEXT_PAR_EXT, /**< ::lys_ext */
+ LYEXT_PAR_EXTINST, /**< ::lys_ext_instance */
+ LYEXT_PAR_REFINE, /**< ::lys_refine */
+ LYEXT_PAR_DEVIATION, /**< ::lys_deviation */
+ LYEXT_PAR_DEVIATE, /**< ::lys_deviate */
+ LYEXT_PAR_IMPORT, /**< ::lys_import */
+ LYEXT_PAR_INCLUDE, /**< ::lysp_include */
+ LYEXT_PAR_REVISION, /**< ::lysc_revision */
+} LYEXT_PARENT;
+
+/**
+ * @brief Enum of substatements in which extension instances can appear.
+ */
+typedef enum {
+ LYEXT_SUBSTMT_SELF = 0, /**< extension of the structure itself, not substatement's */
+ LYEXT_SUBSTMT_ARGUMENT, /**< extension of the argument statement, can appear in lys_ext */
+ LYEXT_SUBSTMT_BASE, /**< extension of the base statement, can appear (repeatedly) in lys_type and lys_ident */
+ LYEXT_SUBSTMT_BELONGSTO, /**< extension of the belongs-to statement, can appear in lys_submodule */
+ LYEXT_SUBSTMT_CONTACT, /**< extension of the contact statement, can appear in lys_module */
+ LYEXT_SUBSTMT_DEFAULT, /**< extension of the default statement, can appear in lys_node_leaf, lys_node_leaflist,
+ lys_node_choice and lys_deviate */
+ LYEXT_SUBSTMT_DESCRIPTION, /**< extension of the description statement, can appear in lys_module, lys_submodule,
+ lys_node, lys_import, lys_include, lys_ext, lys_feature, lys_tpdf, lys_restr,
+ lys_ident, lys_deviation, lys_type_enum, lys_type_bit, lys_when and lys_revision */
+ LYEXT_SUBSTMT_ERRTAG, /**< extension of the error-app-tag statement, can appear in lys_restr */
+ LYEXT_SUBSTMT_ERRMSG, /**< extension of the error-message statement, can appear in lys_restr */
+ LYEXT_SUBSTMT_KEY, /**< extension of the key statement, can appear in lys_node_list */
+ LYEXT_SUBSTMT_NAMESPACE, /**< extension of the namespace statement, can appear in lys_module */
+ LYEXT_SUBSTMT_ORGANIZATION, /**< extension of the organization statement, can appear in lys_module and lys_submodule */
+ LYEXT_SUBSTMT_PATH, /**< extension of the path statement, can appear in lys_type */
+ LYEXT_SUBSTMT_PREFIX, /**< extension of the prefix statement, can appear in lys_module, lys_submodule (for
+ belongs-to's prefix) and lys_import */
+ LYEXT_SUBSTMT_PRESENCE, /**< extension of the presence statement, can appear in lys_node_container */
+ LYEXT_SUBSTMT_REFERENCE, /**< extension of the reference statement, can appear in lys_module, lys_submodule,
+ lys_node, lys_import, lys_include, lys_revision, lys_tpdf, lys_restr, lys_ident,
+ lys_ext, lys_feature, lys_deviation, lys_type_enum, lys_type_bit and lys_when */
+ LYEXT_SUBSTMT_REVISIONDATE, /**< extension of the revision-date statement, can appear in lys_import and lys_include */
+ LYEXT_SUBSTMT_UNITS, /**< extension of the units statement, can appear in lys_tpdf, lys_node_leaf,
+ lys_node_leaflist and lys_deviate */
+ LYEXT_SUBSTMT_VALUE, /**< extension of the value statement, can appear in lys_type_enum */
+ LYEXT_SUBSTMT_VERSION, /**< extension of the yang-version statement, can appear in lys_module and lys_submodule */
+ LYEXT_SUBSTMT_MODIFIER, /**< extension of the modifier statement, can appear in lys_restr */
+ LYEXT_SUBSTMT_REQINSTANCE, /**< extension of the require-instance statement, can appear in lys_type */
+ LYEXT_SUBSTMT_YINELEM, /**< extension of the yin-element statement, can appear in lys_ext */
+ LYEXT_SUBSTMT_CONFIG, /**< extension of the config statement, can appear in lys_node and lys_deviate */
+ LYEXT_SUBSTMT_MANDATORY, /**< extension of the mandatory statement, can appear in lys_node_leaf, lys_node_choice,
+ lys_node_anydata and lys_deviate */
+ LYEXT_SUBSTMT_ORDEREDBY, /**< extension of the ordered-by statement, can appear in lys_node_list and lys_node_leaflist */
+ LYEXT_SUBSTMT_STATUS, /**< extension of the status statement, can appear in lys_tpdf, lys_node, lys_ident,
+ lys_ext, lys_feature, lys_type_enum and lys_type_bit */
+ LYEXT_SUBSTMT_FRACDIGITS, /**< extension of the fraction-digits statement, can appear in lys_type */
+ LYEXT_SUBSTMT_MAX, /**< extension of the max-elements statement, can appear in lys_node_list,
+ lys_node_leaflist and lys_deviate */
+ LYEXT_SUBSTMT_MIN, /**< extension of the min-elements statement, can appear in lys_node_list,
+ lys_node_leaflist and lys_deviate */
+ LYEXT_SUBSTMT_POSITION, /**< extension of the position statement, can appear in lys_type_bit */
+ LYEXT_SUBSTMT_UNIQUE, /**< extension of the unique statement, can appear in lys_node_list and lys_deviate */
+ LYEXT_SUBSTMT_IFFEATURE, /**< extension of the if-feature statement */
+} LYEXT_SUBSTMT;
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* LY_TREE_SCHEMA_H_ */