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authorKaren Arutyunov <karen@codesynthesis.com>2019-08-01 16:10:48 +0300
committerKaren Arutyunov <karen@codesynthesis.com>2019-08-01 16:41:08 +0300
commitda9cbf29c403d27c2940f9b31199c4648f8ae4a1 (patch)
tree9732de6f48bdaead2becf32be41b1284e1e83e00 /libbuild2/version/snapshot.hxx
parent8e69e09b7ec68377758c63092f9b254e95a0d7be (diff)
Move version build system module to separate library
Diffstat (limited to 'libbuild2/version/snapshot.hxx')
-rw-r--r--libbuild2/version/snapshot.hxx34
1 files changed, 34 insertions, 0 deletions
diff --git a/libbuild2/version/snapshot.hxx b/libbuild2/version/snapshot.hxx
new file mode 100644
index 0000000..86b6eab
--- /dev/null
+++ b/libbuild2/version/snapshot.hxx
@@ -0,0 +1,34 @@
+// file : libbuild2/version/snapshot.hxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2019 Code Synthesis Ltd
+// license : MIT; see accompanying LICENSE file
+
+#ifndef LIBBUILD2_VERSION_SNAPSHOT_HXX
+#define LIBBUILD2_VERSION_SNAPSHOT_HXX
+
+#include <libbuild2/types.hxx>
+#include <libbuild2/utility.hxx>
+
+#include <libbuild2/scope.hxx>
+
+namespace build2
+{
+ namespace version
+ {
+ struct snapshot
+ {
+ uint64_t sn = 0;
+ string id;
+ bool committed = false;
+
+ bool
+ empty () const {return sn == 0;}
+ };
+
+ // Return empty snapshot if unknown scm or uncommitted.
+ //
+ snapshot
+ extract_snapshot (const scope& rs);
+ }
+}
+
+#endif // LIBBUILD2_VERSION_SNAPSHOT_HXX