From cafa730ce5e1b13135ccbdc0befa58d693302999 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 3 Sep 2018 10:18:23 +0200
Subject: Use (native) C and C++ compilers we were built with as defaults

---
 build2/buildfile | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'build2/buildfile')

diff --git a/build2/buildfile b/build2/buildfile
index 396fcf4..1e3b447 100644
--- a/build2/buildfile
+++ b/build2/buildfile
@@ -17,6 +17,18 @@ hxx{version}: in{version} $src_root/manifest
 #
 obj{b context}: cxx.poptions += -DBUILD2_HOST_TRIPLET=\"$cxx.target\"
 
+# Pass native C and C++ compiler paths (not forgetting to escape backslashes
+# on Windows). These are used as defaults for BUILD2_DEFAULT_*.
+#
+if ($cxx.target == $build.host)
+{
+  c/obj{init}: cxx.poptions += \
+    -DBUILD2_NATIVE_C=\"$regex.replace($recall($c.path), '\\', '\\\\')\"
+
+  cxx/obj{init}: cxx.poptions += \
+    -DBUILD2_NATIVE_CXX=\"$regex.replace($recall($cxx.path), '\\', '\\\\')\"
+}
+
 if ($cxx.target.class != "windows")
   cxx.libs += -lpthread
 else
-- 
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