2006-11-06 David Smith <dsmith@redhat.com>

	Added "limit EXP" support to foreach statements.
	* translate.cxx (c_tmpcounter::visit_foreach_loop): Handles
	"limit" member variable.
	(c_unparser::visit_foreach_loop): Ditto.
	* staptree.cxx (foreach_loop::print): Prints "limit EXP"
	addition.
	(traversing_visitor::visit_foreach_loop): Handles "limit" member
	variable.
	(deep_copy_visitor::visit_foreach_loop): Ditto.
	* staptree.h (struct foreach_loop): Added "limit" member
	variable.
	* stap.1.in: Added documentation for the "limit EXP" addition to
	foreach statement.
	* parse.cxx (lexer::scan): Added "limit" keyword for foreach
	statements.
	(parser::parse_foreach_loop): Parses "limit" keyword for foreach
	statements.
	* elaborate.cxx (symresolution_info::visit_foreach_loop): Handles
	"limit" member variable.
	(typeresolution_info::visit_foreach_loop): Ditto.

1 files changed, 1 insertions, 0 deletions

diff --git a/staptree.h b/staptree.h
index 0510bce3..413c65f1 100644
--- a/staptree.h
+++ b/staptree.h
@@ -464,6 +464,7 @@ struct foreach_loop: public statement
   indexable *base;
   int sort_direction; // -1: decreasing, 0: none, 1: increasing
   unsigned sort_column; // 0: value, 1..N: index
+  expression* limit; // optional iteration limit
 
   statement* block;
   void print (std::ostream& o) const;