From 4733b49ed6ec11669061e15680417961d13c7a61 Mon Sep 17 00:00:00 2001
From: Ondrej Filip <feela@network.cz>
Date: Tue, 3 Aug 2010 15:14:26 +0200
Subject: Syntax of sets improved.

---
 filter/config.Y  | 30 ++++++++++++++++++++----------
 filter/test.conf | 21 +++++++++++++++++----
 2 files changed, 37 insertions(+), 14 deletions(-)

(limited to 'filter')

diff --git a/filter/config.Y b/filter/config.Y
index 0b507ff..698f920 100644
--- a/filter/config.Y
+++ b/filter/config.Y
@@ -45,7 +45,7 @@ CF_KEYWORDS(FUNCTION, PRINT, PRINTN, UNSET, RETURN,
 
 %type <x> term block cmds cmds_int cmd function_body constant print_one print_list var_list var_listn dynamic_attr static_attr function_call symbol dpair bgp_path_expr
 %type <f> filter filter_body where_filter
-%type <i> type break_command cpair
+%type <i> type break_command
 %type <e> set_item set_items switch_body
 %type <trie> fprefix_set
 %type <v> set_atom fprefix fprefix_s fipa
@@ -220,13 +220,6 @@ block:
    }
  ;
 
-/*
- * Simple types, their bison value is int
- */
-cpair:
-   '(' NUM ',' NUM ')' { $$ = make_pair($2, $4); }
- ;
-
 /*
  * Complex types, their bison value is struct f_val
  */
@@ -237,13 +230,30 @@ fipa:
 set_atom:
    NUM   { $$.type = T_INT; $$.val.i = $1; }
  | RTRID { $$.type = T_QUAD; $$.val.i = $1; }
- | cpair { $$.type = T_PAIR; $$.val.i = $1; }
  | fipa  { $$ = $1; }
  | ENUM  {  $$.type = $1 >> 16; $$.val.i = $1 & 0xffff; }
  ; 
 
 set_item:
-   '(' NUM ',' '*' ')' { 
+   '(' expr ',' expr ')' {
+	$$ = f_new_tree(); 
+	$$->from.type = $$->to.type = T_PAIR;
+	$$->from.val.i = make_pair($2, $4); 
+	$$->to.val.i = make_pair($2, $4);
+   }
+ | '(' expr ',' expr '.' '.' expr ')' { 
+	$$ = f_new_tree(); 
+	$$->from.type = $$->to.type = T_PAIR;
+	$$->from.val.i = make_pair($2, $4); 
+	$$->to.val.i = make_pair($2, $7);
+   }
+ | '(' expr ',' expr ')' '.' '.' '(' expr ',' expr ')' { 
+	$$ = f_new_tree(); 
+	$$->from.type = $$->to.type = T_PAIR;
+	$$->from.val.i = make_pair($2, $4); 
+	$$->to.val.i = make_pair($9, $11);
+   }
+ |  '(' expr ',' '*' ')' { 
 	$$ = f_new_tree(); 
 	$$->from.type = $$->to.type = T_PAIR;
 	$$->from.val.i = make_pair($2, 0); 
diff --git a/filter/test.conf b/filter/test.conf
index 4814396..18121c4 100644
--- a/filter/test.conf
+++ b/filter/test.conf
@@ -9,6 +9,7 @@ router id 62.168.0.1;
 
 define xyzzy = (120+10);
 define '1a-a1' = (20+10);
+define one = 1;
 
 
 function 'mkpair-a'(int a)
@@ -76,14 +77,26 @@ clist l;
 	print "Should be true: ", p2 ~ pm1, " ", p2, " ", pm1;
 
 	l = - empty -;
-	l = add( l, (1,2) );
-	l = add( l, (2,3) );
+	l = add( l, (one,2) );
+	l = add( l, (2,one+2) );
 	print "Community list (1,2) (2,3) ", l;
-	print "Should be true: ", (2,3) ~ l, " ", l ~ [(1,*)], " ", l ~ [(2,3)];
+	print "Should be true: ", (2,3) ~ l, " ", l ~ [(1,*)], " ", l ~ [(2,3)]," ", l ~ [(2,2..3)], " ", l ~ [(1,1..2)], " ", l ~ [(1,1)..(1,2)];
 	l = add( l, (2,5) );
+	l = add( l, (5,one) );
+	l = add( l, (6,one) );
+	l = add( l, (one,one) );
+	l = delete( l, [(5,1),(6,one),(one,1)] );
+	l = delete( l, [(5,one),(6,one)] );
 	l = delete( l, [(2,*)] );
 	print "Community list (1,2) ", l;
-	print "Should be false: ", (2,3) ~ l, " ", l ~ [(2,*)];
+	print "Should be false: ", (2,3) ~ l, " ", l ~ [(2,*)], " ", l ~ [(one,3..6)];
+	l = add( l, (3,one) );
+	l = add( l, (one+one+one,one+one) );
+	l = add( l, (3,3) );
+	l = add( l, (3,4) );
+	l = add( l, (3,5) );
+	l = delete( l, [(3,2..4)] );
+	print "Community list (1,2) (3,1) (3,5) ", l;
 }
 
 function bla()
-- 
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