From 0f26bc3b825a8711a4f8c60b5ab746cba9d93bd7 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 26 Apr 2018 15:00:52 +0200
Subject: Implement run buildfile directive

Now we can do:

run echo 'foo = bar'
print $foo
---
 build2/types.hxx | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'build2/types.hxx')

diff --git a/build2/types.hxx b/build2/types.hxx
index 86a53f2..310e689 100644
--- a/build2/types.hxx
+++ b/build2/types.hxx
@@ -273,6 +273,26 @@ namespace build2
   using butl::standard_version;
   using butl::standard_version_constraint;
 
+  // Diagnostics location.
+  //
+  class location
+  {
+  public:
+    // Note that location maintains a shallow reference to path. Zero lines
+    // or columns are not printed.
+    //
+    explicit
+    location (const path* f = nullptr, uint64_t l = 0, uint64_t c = 0)
+        : file (f), line (l), column (c) {}
+
+    bool
+    empty () const {return file == nullptr;}
+
+    const path* file;
+    uint64_t    line;
+    uint64_t    column;
+  };
+
   // See context.
   //
   enum class run_phase {load, match, execute};
-- 
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