From d318611dd6f23fcfedd50e9b9e24620b102ba96a Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 15 Apr 2024 21:44:05 +0200
Subject: Adding upstream version 1.23.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/preproc/refer/token.h | 87 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 src/preproc/refer/token.h

(limited to 'src/preproc/refer/token.h')

diff --git a/src/preproc/refer/token.h b/src/preproc/refer/token.h
new file mode 100644
index 0000000..9cd688c
--- /dev/null
+++ b/src/preproc/refer/token.h
@@ -0,0 +1,87 @@
+// -*- C++ -*-
+/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
+     Written by James Clark (jjc@jclark.com)
+
+This file is part of groff.
+
+groff 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.
+
+groff 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/>. */
+
+enum token_type {
+  TOKEN_OTHER,
+  TOKEN_UPPER,
+  TOKEN_LOWER,
+  TOKEN_ACCENT,
+  TOKEN_PUNCT,
+  TOKEN_HYPHEN,
+  TOKEN_RANGE_SEP
+};
+
+class token_info {
+private:
+  token_type type;
+  const char *sort_key;
+  const char *other_case;
+public:
+  token_info();
+  void set(token_type, const char *sk = 0, const char *oc = 0);
+  void lower_case(const char *start, const char *end, string &result) const;
+  void upper_case(const char *start, const char *end, string &result) const;
+  void sortify(const char *start, const char *end, string &result) const;
+  int sortify_non_empty(const char *start, const char *end) const;
+  int is_upper() const;
+  int is_lower() const;
+  int is_accent() const;
+  int is_other() const;
+  int is_punct() const;
+  int is_hyphen() const;
+  int is_range_sep() const;
+};
+
+inline int token_info::is_upper() const
+{
+  return type == TOKEN_UPPER;
+}
+
+inline int token_info::is_lower() const
+{
+  return type == TOKEN_LOWER;
+}
+
+inline int token_info::is_accent() const
+{
+  return type == TOKEN_ACCENT;
+}
+
+inline int token_info::is_other() const
+{
+  return type == TOKEN_OTHER;
+}
+
+inline int token_info::is_punct() const
+{
+  return type == TOKEN_PUNCT;
+}
+
+inline int token_info::is_hyphen() const
+{
+  return type == TOKEN_HYPHEN;
+}
+
+inline int token_info::is_range_sep() const
+{
+  return type == TOKEN_RANGE_SEP;
+}
+
+int get_token(const char **ptr, const char *end);
+const token_info *lookup_token(const char *start, const char *end);
-- 
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