From c51ccc69ed4039fac8ebfbd7c2fcaf0abb8341d0 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Fri, 19 May 2017 19:39:21 +0300
Subject: Allow to enforce rebuild for building state

---
 libbrep/build.cxx | 26 +++++++++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

(limited to 'libbrep/build.cxx')

diff --git a/libbrep/build.cxx b/libbrep/build.cxx
index ece2fd7..2391165 100644
--- a/libbrep/build.cxx
+++ b/libbrep/build.cxx
@@ -30,6 +30,30 @@ namespace brep
     else throw invalid_argument ("invalid build state '" + s + "'");
   }
 
+  // force_state
+  //
+  string
+  to_string (force_state s)
+  {
+    switch (s)
+    {
+    case force_state::unforced: return "unforced";
+    case force_state::forcing:  return "forcing";
+    case force_state::forced:   return "forced";
+    }
+
+    return string (); // Should never reach.
+  }
+
+  force_state
+  to_force_state (const string& s)
+  {
+         if (s == "unforced") return force_state::unforced;
+    else if (s == "forcing")  return force_state::forcing;
+    else if (s == "forced")   return force_state::forced;
+    else throw invalid_argument ("invalid force state '" + s + "'");
+  }
+
   // build
   //
   build::
@@ -46,7 +70,7 @@ namespace brep
         toolchain_version (move (tvr)),
         state (build_state::building),
         timestamp (timestamp_type::clock::now ()),
-        forced (false),
+        force (force_state::unforced),
         machine (move (mnm)),
         machine_summary (move (msm)),
         target (move (trg))
-- 
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