Implement tracing support

Also use to-relative path translation in diagnostics.

1 files changed, 20 insertions, 0 deletions

diff --git a/build/diagnostics.cxx b/build/diagnostics.cxx
new file mode 100644
index 0000000..f213707
--- /dev/null
+++ b/build/diagnostics.cxx
@@ -0,0 +1,20 @@
+// file      : build/diagnostics.cxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2015 Code Synthesis Tools CC
+// license   : MIT; see accompanying LICENSE file
+
+#include <build/diagnostics>
+
+#include <iostream>
+
+using namespace std;
+
+namespace build
+{
+  void
+  print_process (const char* const* args)
+  {
+    for (const char* const* p (args); *p != nullptr; p++)
+      cerr << (p != args ? " " : "") << *p;
+    cerr << endl;
+  }
+}