From abcb7f6e0012f9653e5487b91ff4f52dd7a88481 Mon Sep 17 00:00:00 2001
From: bothner <bothner@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Fri, 16 Apr 1999 17:25:08 +0000
Subject: � 	* gnu/gcj/convert/JIS0201.h:  New file, generated from Unicode
 table. 	* gnu/gcj/convert/Input_JavaSrc.java: New BytesToUnicode
 class. 	* gnu/gcj/convert/Input_SJIS.java: New BytesToUnicode class. 
 * gnu/gcj/convert/Output_EUCJIS.java:  New UnicodeToBytes class. 	*
 gnu/gcj/convert/Output_SJIS.java:  New UnicodeToBytes class. 	*
 gnu/gcj/convert/natInput_EUCJIS.cc:  New file. 	*
 gnu/gcj/convert/natInput_SJIS.cc:  New file. 	*
 gnu/gcj/convert/natOutput_EUCJIS.cc:  New file. 	*
 gnu/gcj/convert/natOutput_SJIS.cc:  New file. 	* gnu/gcj/convert/make-trie.c:
  New file: functions to make a trie. 	* gnu/gcj/convert/gen-from-JIS.c: 
 Invoke make-trie for output. 	* gnu/gcj/convert/Unicode_to_JIS.cc:  New
 generated trie table.
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git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26502 138bc75d-0d04-0410-961f-82ee72b054a4
---
 libjava/gnu/gcj/convert/Input_JavaSrc.java | 89 ++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 libjava/gnu/gcj/convert/Input_JavaSrc.java

(limited to 'libjava/gnu/gcj/convert/Input_JavaSrc.java')

diff --git a/libjava/gnu/gcj/convert/Input_JavaSrc.java b/libjava/gnu/gcj/convert/Input_JavaSrc.java
new file mode 100644
index 00000000000..fc2107a591b
--- /dev/null
+++ b/libjava/gnu/gcj/convert/Input_JavaSrc.java
@@ -0,0 +1,89 @@
+/* Copyright (C) 1999  Cygnus Solutions
+
+   This file is part of libgcj.
+
+This software is copyrighted work licensed under the terms of the
+Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
+details.  */
+
+package gnu.gcj.convert; 
+ 
+/**
+ * Convert Ascii with \ u XXXX-escapes to Unicode.
+ * @author Per Bothner <bothner@cygnus.com>
+ * @date April 1999.
+ */
+
+public class Input_JavaSrc extends BytesToUnicode
+{
+  public String getName() { return "JavaSrc"; }
+
+  // 0: normal
+  // 1: seen '\\'
+  // 2: seen '\\' and 'u'
+  // 3: seen '\\' and need to emit value.
+  // 4, 5, 6, 7:  seen '\\u', 'u' and (state-3) hex digits.
+  int state = 0;
+
+  int value;
+
+  public int read (char[] outbuffer, int outpos, int outlength)
+  {
+    int origpos = outpos;
+    for (;;)
+      {
+	if (inpos >= inlength)
+	  break;
+	if (outpos >= outlength)
+	  break;
+	char b = (char) (inbuffer[inpos++] & 0xFF);
+	switch (state)
+	  {
+	  case 0:
+	    if (b == '\\')
+	      {
+		state = 1;
+		continue;
+	      }
+	    break;
+	  case 1:
+	    if (b == 'u')
+	      {
+		state = 2;
+		continue;
+	      }
+	    if (b != '\\')
+	      {
+		value = b;
+		b = '\\';
+		state = 3;
+	      }
+	    break;
+	  case 3:
+	    b = (char) value;
+	    break;
+	  default:  //  case 4:  case 5:  case 6:  case 7:
+	    int digit = Character.digit(b, 16);
+	    if (digit < 0)
+	      {
+		b = '\uFFFD';
+		state = 0;
+	      }
+	    else
+	      {
+		value = value * 16 + digit;
+		if (state < 7)
+		  {
+		    state++;
+		    continue;
+		  }
+		b = (char) value;
+	      }
+	    state = 0;
+	  }
+	outbuffer[outpos++] = b;
+      }
+    return outpos - origpos;
+  }
+}
+
-- 
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