1 files changed, 133 insertions, 0 deletions
diff --git a/gettext-tools/src/cldr-plural-exp.h b/gettext-tools/src/cldr-plural-exp.h
new file mode 100644
index 000000000..1c0c70c1a
--- /dev/null
+++ b/gettext-tools/src/cldr-plural-exp.h
@@ -0,0 +1,133 @@
+/* Unicode CLDR plural rule parser and converter
+   Copyright (C) 2015 Free Software Foundation, Inc.
+
+   This file was written by Daiki Ueno <ueno@gnu.org>, 2015.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#ifndef _CLDR_PLURAL_EXP_H
+#define _CLDR_PLURAL_EXP_H 1
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+enum cldr_plural_operand
+  {
+    CLDR_PLURAL_OPERAND_INTEGER,
+    CLDR_PLURAL_OPERAND_DECIMAL
+  };
+
+struct cldr_plural_operand_ty
+{
+  enum cldr_plural_operand type;
+  union
+  {
+    int ival;
+    struct
+    {
+      double d;
+      int nfractions;
+    } dval;
+  } value;
+};
+
+enum cldr_plural_relation
+  {
+    CLDR_PLURAL_RELATION_EQUAL,
+    CLDR_PLURAL_RELATION_NOT_EQUAL
+  };
+
+struct cldr_plural_range_ty
+{
+  struct cldr_plural_operand_ty *start;
+  struct cldr_plural_operand_ty *end;
+};
+
+struct cldr_plural_range_list_ty
+{
+  struct cldr_plural_range_ty **items;
+  size_t nitems;
+  size_t nitems_max;
+};
+
+struct cldr_plural_expression_ty
+{
+  /* 'n', 'i', 'f', 't', 'v', 'w' */
+  int operand;
+
+  /* 0 if not given */
+  int mod;
+};
+
+struct cldr_plural_relation_ty
+{
+  struct cldr_plural_expression_ty *expression;
+  enum cldr_plural_relation type;
+  struct cldr_plural_range_list_ty *ranges;
+};
+
+enum cldr_plural_condition
+  {
+    CLDR_PLURAL_CONDITION_AND,
+    CLDR_PLURAL_CONDITION_OR,
+    CLDR_PLURAL_CONDITION_RELATION,
+    CLDR_PLURAL_CONDITION_TRUE,
+    CLDR_PLURAL_CONDITION_FALSE
+  };
+
+struct cldr_plural_condition_ty
+{
+  enum cldr_plural_condition type;
+  union
+  {
+    struct cldr_plural_relation_ty *relation;
+    struct cldr_plural_condition_ty *conditions[2];
+  } value;
+};
+
+struct cldr_plural_rule_ty
+{
+  char *name;
+  struct cldr_plural_condition_ty *condition;
+};
+
+struct cldr_plural_rule_list_ty
+{
+  struct cldr_plural_rule_ty **items;
+  size_t nitems;
+  size_t nitems_max;
+};
+
+struct cldr_plural_parse_args
+{
+  const char *cp;
+  const char *cp_end;
+  struct cldr_plural_rule_list_ty *result;
+};
+
+extern void
+cldr_plural_range_free (struct cldr_plural_range_ty *range);
+extern void
+cldr_plural_range_list_free (struct cldr_plural_range_list_ty *ranges);
+extern void
+cldr_plural_condition_free (struct cldr_plural_condition_ty *condition);
+extern void
+cldr_plural_relation_free (struct cldr_plural_relation_ty *relation);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif  /* _CLDR_PLURAL_EXP_H */