From b3adc63e8b78dbcec1547cc8b8ae5d929746bb33 Mon Sep 17 00:00:00 2001
From: Anicka Bernathova <anicka@anicka.net>
Date: Tue, 21 Jul 2009 19:36:22 +0200
Subject: [PATCH] fix if-else bug

---
 code.c |  2 +-
 int.c  | 21 ++++++++++++---------
 2 files changed, 13 insertions(+), 10 deletions(-)

diff --git a/code.c b/code.c
index 170fd3a..dfb47a6 100644
--- a/code.c
+++ b/code.c
@@ -271,7 +271,7 @@ do_if(struct tree *t, struct list* where)
 	c = eval_cond(t->pt.tif.c, -1, where);
 
 	compile(t->pt.tif.i, if_branch);	
-	compile(t->pt.tif.i, else_branch);	
+	compile(t->pt.tif.e, else_branch);	
 	new_instr(nop, else_branch);
 	jmp.u.jump.target = list_last(else_branch);
 	new_instr(jmp, if_branch);
diff --git a/int.c b/int.c
index 60c40d5..bf3f2d9 100644
--- a/int.c
+++ b/int.c
@@ -690,7 +690,8 @@ interp(struct list* ins, struct list* hash)
 	char* result;
 	int v;
 
-	LIST_FOREACH(p, ins) {
+	p = (void*) ins->head.next; 
+	while ((struct node*) p != &ins->head) {
 	switch (p->opcode) {
 		case OPC_SET:
 			result = get_var(p->u.set.r);
@@ -699,20 +700,20 @@ interp(struct list* ins, struct list* hash)
 			break;	
 		case OPC_JUMP:
 			p = p->u.jump.target;
-			continue;
-			break;
+			continue;	
 		case OPC_JUMP_IF:
-			if (eval_cond(p->u.jump_if.cond))
+			if (eval_cond(p->u.jump_if.cond)) {
 				p = p->u.jump_if.target;
-			continue;
+				continue;	
+			}
 			break;
 		case OPC_JUMP_UNLESS:
-			if (!eval_cond(p->u.jump_unless.cond))
+			if (!eval_cond(p->u.jump_unless.cond)) {
 				p = p->u.jump_unless.target;
-			continue;
+				continue;	
+			}
 			break;
 		case OPC_NOP:
-			continue;
 			break;
 		case OPC_GT:
 		case OPC_LT:
@@ -758,7 +759,9 @@ interp(struct list* ins, struct list* hash)
 		case OPC_DISCARD:
 			bye(0, NULL);
 			break;
-	}}
+	}
+		p = (void*) ((struct node*) p)->next;
+	}
 	deliver(default_mailbox, 0, hash);
 }
 
-- 
2.39.2