From 6f6ea12ebbd9251cc885a0720b0ec09fbc2d9331 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 19 Jul 2022 11:11:44 +0200
Subject: Warn about conditional dependency declarations during distribution

---
 libbuild2/parser.hxx | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'libbuild2/parser.hxx')

diff --git a/libbuild2/parser.hxx b/libbuild2/parser.hxx
index f806568..61ecd5b 100644
--- a/libbuild2/parser.hxx
+++ b/libbuild2/parser.hxx
@@ -91,6 +91,12 @@ namespace build2
     parse_export_stub (istream& is, const path_name& name,
                        scope& rs, scope& bs)
     {
+      auto g = make_guard ([this, old = imported_] () mutable
+                           {
+                             imported_ = old;
+                           });
+      imported_ = true;
+
       parse_buildfile (is, name, &rs, bs);
       return move (export_value);
     }
@@ -906,6 +912,9 @@ namespace build2
 
     small_vector<attributes, 2> attributes_;
 
+    bool imported_ = false;        // True if loaded via export stub.
+    optional<location> condition_; // Innermost if/switch (but not in recipe).
+
     target* default_target_ = nullptr;
 
     replay_token peek_;
-- 
cgit v1.1