From 01a3fda266073b58a4de6dd61417bb2d0e3ecf9e Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 17 Sep 2015 13:52:35 +0200
Subject: Add run_b() function to run build2

---
 bpkg/utility.cxx | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

(limited to 'bpkg/utility.cxx')

diff --git a/bpkg/utility.cxx b/bpkg/utility.cxx
index d9e0413..b122545 100644
--- a/bpkg/utility.cxx
+++ b/bpkg/utility.cxx
@@ -150,5 +150,39 @@ namespace bpkg
     }
   }
 
+  void
+  run_b (const string& bspec, const strings& vars)
+  {
+    cstrings args {"b"};
+
+    // Map verbosity level. If we are running quiet or at level 1,
+    // then run build2 quiet. Otherwise, run it at the same level
+    // as us.
+    //
+    string vl;
+    if (verb <= 1)
+      args.push_back ("-q");
+    else if (verb == 2)
+      args.push_back ("-v");
+    else
+    {
+      vl = to_string (verb);
+      args.push_back ("--verbose");
+      args.push_back (vl.c_str ());
+    }
+
+    // Add config vars.
+    //
+    for (const string& v: vars)
+      args.push_back (v.c_str ());
+
+    // Add buildspec.
+    //
+    args.push_back (bspec.c_str ());
+
+    args.push_back (nullptr);
+    run (args);
+  }
+
   bool exception_unwinding_dtor = false;
 }
-- 
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