Adding upstream version 1.21.3.upstream/1.21.3upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 35 insertions, 0 deletions

diff --git a/lib/uninorm/normalize-internal.h b/lib/uninorm/normalize-internal.h
new file mode 100644
index 0000000..aae6dbd
--- /dev/null
+++ b/lib/uninorm/normalize-internal.h
@@ -0,0 +1,35 @@
+/* Normalization of Unicode strings.
+   Copyright (C) 2009-2022 Free Software Foundation, Inc.
+   Written by Bruno Haible <bruno@clisp.org>, 2009.
+
+   This file is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Lesser General Public License as
+   published by the Free Software Foundation; either version 2.1 of the
+   License, or (at your option) any later version.
+
+   This file 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 Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public License
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
+
+#include "unitypes.h"
+
+/* Complete definition of normalization form descriptor.  */
+struct unicode_normalization_form
+{
+  /* Bit mask containing meta-information.
+     This must be the first field.  */
+  unsigned int description;
+  #define NF_IS_COMPAT_DECOMPOSING  (1 << 0)
+  #define NF_IS_COMPOSING           (1 << 1)
+  /* Function that decomposes a Unicode character.  */
+  int (*decomposer) (ucs4_t uc, ucs4_t *decomposition);
+  /* Function that combines two Unicode characters, a starter and another
+     character.  */
+  ucs4_t (*composer) (ucs4_t uc1, ucs4_t uc2);
+  /* Decomposing variant.  */
+  const struct unicode_normalization_form *decomposing_variant;
+};