java: clean up the definition of token kinds

From

    public interface Lexer {
      /* Token kinds.  */
      /** Token number, to be returned by the scanner.  */
      static final int YYEOF = 0;
      /** Token number, to be returned by the scanner.  */
      static final int YYERRCODE = 256;
      /** Token number, to be returned by the scanner.  */
      static final int YYUNDEF = 257;
      /** Token number, to be returned by the scanner.  */
      static final int BANG = 258;
    ...
      /** Deprecated, use b4_symbol(0, id) instead.  */
      public static final int EOF = YYEOF;

to

    public interface Lexer {
      /* Token kinds.  */
      /** Token "end of file", to be returned by the scanner.  */
      static final int YYEOF = 0;
      /** Token error, to be returned by the scanner.  */
      static final int YYerror = 256;
      /** Token "invalid token", to be returned by the scanner.  */
      static final int YYUNDEF = 257;
      /** Token "!", to be returned by the scanner.  */
      static final int BANG = 258;
    ...
      /** Deprecated, use YYEOF instead.  */
      public static final int EOF = YYEOF;

* data/skeletons/java.m4 (b4_token_enum): Display the symbol's tag in
comment.
* data/skeletons/lalr1.java: Address overquotation issue.
* examples/java/calc/Calc.y, examples/java/simple/Calc.y: Use YYEOF,
not EOF.

1 files changed, 1 insertions, 1 deletions

diff --git a/tests/calc.at b/tests/calc.at
index 4a9eaa73..34fa9bab 100644
--- a/tests/calc.at
+++ b/tests/calc.at
@@ -392,7 +392,7 @@ m4_define([AT_CALC_YYLEX(java)],
     switch (tkind)
       {
       case StreamTokenizer.TT_EOF:
-        return EOF;
+        return CALC_EOF;
       case StreamTokenizer.TT_EOL:;]AT_LOCATION_IF([[
         end.line += 1;
         end.column = 0;]])[