From fa095a4504cbe668e4244547e2c141597bea4ecf Mon Sep 17 00:00:00 2001
From: Andreas Rottmann <a.rottmann@gmx.at>
Date: Mon, 14 Sep 2009 12:32:44 +0200
Subject: Imported Upstream version 0.9.1

---
 lib/uniwbrk/u8-wordbreaks.c | 124 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 124 insertions(+)
 create mode 100644 lib/uniwbrk/u8-wordbreaks.c

(limited to 'lib/uniwbrk/u8-wordbreaks.c')

diff --git a/lib/uniwbrk/u8-wordbreaks.c b/lib/uniwbrk/u8-wordbreaks.c
new file mode 100644
index 00000000..59d2076d
--- /dev/null
+++ b/lib/uniwbrk/u8-wordbreaks.c
@@ -0,0 +1,124 @@
+/* Word breaks in UTF-8 strings.
+   Copyright (C) 2009 Free Software Foundation, Inc.
+   Written by Bruno Haible <bruno@clisp.org>, 2009.
+
+   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 "uniwbrk.h"
+
+#include <string.h>
+
+#include "unistr.h"
+#include "uniwbrk/wbrktable.h"
+
+#define FUNC u8_wordbreaks
+#define UNIT uint8_t
+#define U_MBTOUC_UNSAFE u8_mbtouc_unsafe
+#include "u-wordbreaks.h"
+
+
+#ifdef TEST
+
+#include <stdio.h>
+#include <stdlib.h>
+
+/* Read the contents of an input stream, and return it, terminated with a NUL
+   byte. */
+char *
+read_file (FILE *stream)
+{
+#define BUFSIZE 4096
+  char *buf = NULL;
+  int alloc = 0;
+  int size = 0;
+  int count;
+
+  while (! feof (stream))
+    {
+      if (size + BUFSIZE > alloc)
+	{
+	  alloc = alloc + alloc / 2;
+	  if (alloc < size + BUFSIZE)
+	    alloc = size + BUFSIZE;
+	  buf = realloc (buf, alloc);
+	  if (buf == NULL)
+	    {
+	      fprintf (stderr, "out of memory\n");
+	      exit (1);
+	    }
+	}
+      count = fread (buf + size, 1, BUFSIZE, stream);
+      if (count == 0)
+	{
+	  if (ferror (stream))
+	    {
+	      perror ("fread");
+	      exit (1);
+	    }
+	}
+      else
+	size += count;
+    }
+  buf = realloc (buf, size + 1);
+  if (buf == NULL)
+    {
+      fprintf (stderr, "out of memory\n");
+      exit (1);
+    }
+  buf[size] = '\0';
+  return buf;
+#undef BUFSIZE
+}
+
+int
+main (int argc, char * argv[])
+{
+  if (argc == 1)
+    {
+      /* Display all the word breaks in the input string.  */
+      char *input = read_file (stdin);
+      int length = strlen (input);
+      char *breaks = malloc (length);
+      int i;
+
+      u8_wordbreaks ((uint8_t *) input, length, breaks);
+
+      for (i = 0; i < length; i++)
+	{
+	  switch (breaks[i])
+	    {
+	    case 1:
+	      /* U+2027 in UTF-8 encoding */
+	      putc (0xe2, stdout); putc (0x80, stdout); putc (0xa7, stdout);
+	      break;
+	    case 0:
+	      break;
+	    default:
+	      abort ();
+	    }
+	  putc (input[i], stdout);
+	}
+
+      free (breaks);
+
+      return 0;
+    }
+  else
+    return 1;
+}
+
+#endif /* TEST */
-- 
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