Imported Upstream version 0.9.1upstream/0.9.1

1 files changed, 51 insertions, 0 deletions

diff --git a/lib/unilbrk/ulc-common.c b/lib/unilbrk/ulc-common.c
new file mode 100644
index 00000000..d035ded7
--- /dev/null
+++ b/lib/unilbrk/ulc-common.c
@@ -0,0 +1,51 @@
+/* Line breaking auxiliary functions.
+   Copyright (C) 2001-2003, 2006-2008 Free Software Foundation, Inc.
+   Written by Bruno Haible <bruno@clisp.org>, 2001.
+
+   This program 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 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
+   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 <http://www.gnu.org/licenses/>.  */
+
+#include <config.h>
+
+/* Specification.  */
+#include "unilbrk/ulc-common.h"
+
+#include "c-ctype.h"
+#include "c-strcaseeq.h"
+
+int
+is_utf8_encoding (const char *encoding)
+{
+  if (STRCASEEQ (encoding, "UTF-8", 'U', 'T', 'F', '-', '8', 0, 0, 0, 0))
+    return 1;
+  return 0;
+}
+
+#if C_CTYPE_ASCII
+
+/* Tests whether a string is entirely ASCII.  Returns 1 if yes.
+   Returns 0 if the string is in an 8-bit encoding or an ISO-2022 encoding.  */
+int
+is_all_ascii (const char *s, size_t n)
+{
+  for (; n > 0; s++, n--)
+    {
+      unsigned char c = (unsigned char) *s;
+
+      if (!(c_isprint (c) || c_isspace (c)))
+	return 0;
+    }
+  return 1;
+}
+
+#endif /* C_CTYPE_ASCII */