Implement auxiliary dependency database (.d files), use in cxx.compile

This is part of the "High Fidelity Build" work.

1 files changed, 27 insertions, 0 deletions

diff --git a/build2/utility.ixx b/build2/utility.ixx
new file mode 100644
index 0000000..04ba9f5
--- /dev/null
+++ b/build2/utility.ixx
@@ -0,0 +1,27 @@
+// file      : build2/utility.ixx -*- C++ -*-
+// copyright : Copyright (c) 2014-2016 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+namespace build2
+{
+  template <typename T>
+  inline void
+  append_options (cstrings& args, T& s, const char* var)
+  {
+    append_options (args, s[var]);
+  }
+
+  template <typename T>
+  inline void
+  hash_options (sha256& csum, T& s, const char* var)
+  {
+    hash_options (csum, s[var]);
+  }
+
+  template <typename T>
+  inline bool
+  find_option (const char* option, T& s, const char* var)
+  {
+    return find_option (option, s[var]);
+  }
+}