Define intermediate build results file cache interface

1 files changed, 38 insertions, 0 deletions

diff --git a/libbuild2/file-cache.ixx b/libbuild2/file-cache.ixx
new file mode 100644
index 0000000..259d348
--- /dev/null
+++ b/libbuild2/file-cache.ixx
@@ -0,0 +1,38 @@
+// file      : libbuild2/file-cache.ixx -*- C++ -*-
+// license   : MIT; see accompanying LICENSE file
+
+#include <libbuild2/filesystem.hxx> // try_rmfile()
+
+namespace build2
+{
+  inline file_cache::entry::
+  entry (path_type p, bool t)
+      : temporary (t), path_ (move (p))
+  {
+  }
+
+  inline file_cache::entry::
+  ~entry ()
+  {
+    if (!path_.empty () && temporary)
+      try_rmfile (path_, true /* ignore_errors */);
+  }
+
+  inline file_cache::entry::
+  entry (entry&& e)
+      : temporary (e.temporary), path_ (move (e.path_))
+  {
+  }
+
+  inline file_cache::entry& file_cache::entry::
+  operator= (entry&& e)
+  {
+    if (this != &e)
+    {
+      assert (path_.empty ());
+      temporary = e.temporary;
+      path_ = move (e.path_);
+    }
+    return *this;
+  }
+}