From 57e2aaa28e19da1cd4e51982f46ef2630739ff8a Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 26 May 2020 13:10:37 +0200
Subject: Wrap up $<, $> variables and related ($target.path(), hashing,
 cleanup)

---
 libbuild2/build/script/parser.cxx | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'libbuild2/build/script/parser.cxx')

diff --git a/libbuild2/build/script/parser.cxx b/libbuild2/build/script/parser.cxx
index 60000c2..b170088 100644
--- a/libbuild2/build/script/parser.cxx
+++ b/libbuild2/build/script/parser.cxx
@@ -248,7 +248,8 @@ namespace build2
       //
 
       void parser::
-      execute (const script& s, environment& e, runner& r)
+      execute (const scope& rs, const scope& bs,
+               environment& e, const script& s, runner& r)
       {
         path_ = nullptr; // Set by replays.
 
@@ -256,6 +257,12 @@ namespace build2
 
         set_lexer (nullptr);
 
+        // The script shouldn't be able to modify the scopes.
+        //
+        root_ = const_cast<scope*> (&rs);
+        scope_ = const_cast<scope*> (&bs);
+        pbase_ = scope_->src_path_;
+
         script_ = const_cast<script*> (&s);
         runner_ = &r;
         environment_ = &e;
-- 
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