* src/reader.c (copy_action): When --yacc, don't append a `;'

to the user action: let it fail if lacking.
Suggested by Aharon Robbins and Tom Tromey.

ChangeLog

@@ -1,3 +1,9 @@
+2001-12-15  Akim Demaille  <akim@epita.fr>
+
+	* src/reader.c (copy_action): When --yacc, don't append a `;'
+	to the user action: let it fail if lacking.
+	Suggested by Aharon Robbins and Tom Tromey.
+
 2001-12-13  Akim Demaille  <akim@epita.fr>
 
 	Version 1.30g.

NEWS

@@ -3,6 +3,11 @@ Bison News
 
 Changes in version 1.30h:
 
+* User Actions
+  Bison has always permitted actions such as { $$ = $1 }: it adds the
+  ending semicolon.  Now if in Yacc compatibility mode, the semicolon
+  is no longer output: one has to write { $$ = $1; }.
+
 Changes in version 1.30g:
 
 * Bug fixes

THANKS

@@ -2,6 +2,7 @@ Bison was originally written by Robert Corbett.  It would not be what
 it is today without the invaluable help of these people:
 
 Airy Andre              Airy.Andre@edf.fr
+Aharon Robbins          arnold@gnu.org
 Akim Demaille           akim@freefriends.org
 Albert Chin-A-Young     china@thewrittenword.com
 Alexander Belopolsky    alexb@rentec.com
@@ -28,6 +29,7 @@ Richard Stallman        rms@gnu.org
 Robert Anisko           anisko_r@epita.fr
 Shura                   debil_urod@ngs.ru
 Tom Lane                tgl@sss.pgh.pa.us
+Tom Tromey              tromey@cygnus.com
 Wolfram Wagner          ww@mpi-sb.mpg.de
 Wwp                     subscript@free.fr
 

src/reader.c

@@ -1125,7 +1125,13 @@ copy_action (symbol_list *rule, int stack_offset)
 	}
     }
 
-  obstack_sgrow (&action_obstack, ";\n    break;}");
+  /* As a Bison extension, add the ending semicolon.  Since some Yacc
+     don't do that, help people using bison as a Yacc finding their
+     missing semicolons.  */
+  if (yacc_flag)
+    obstack_sgrow (&action_obstack, "}\n    break;");
+  else
+    obstack_sgrow (&action_obstack, ";\n    break;}");
 }
 
 /*-------------------------------------------------------------------.