From f41599c8e9435f3dfec60b872c2b4ae31177efdd Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Sat, 10 Oct 2020 17:22:46 +0300
Subject: Add support for test timeouts

---
 libbuild2/script/timeout.hxx | 52 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 libbuild2/script/timeout.hxx

(limited to 'libbuild2/script/timeout.hxx')

diff --git a/libbuild2/script/timeout.hxx b/libbuild2/script/timeout.hxx
new file mode 100644
index 0000000..9991ad6
--- /dev/null
+++ b/libbuild2/script/timeout.hxx
@@ -0,0 +1,52 @@
+// file      : libbuild2/script/timeout.hxx -*- C++ -*-
+// license   : MIT; see accompanying LICENSE file
+
+#ifndef LIBBUILD2_SCRIPT_TIMEOUT_HXX
+#define LIBBUILD2_SCRIPT_TIMEOUT_HXX
+
+#include <libbuild2/types.hxx>
+#include <libbuild2/utility.hxx>
+
+namespace build2
+{
+  // Parse the specified in seconds timeout returning it if the value is not
+  // zero and nullopt otherwise. Issue diagnostics and fail if the argument is
+  // not a valid timeout.
+  //
+  optional<duration>
+  parse_timeout (const string&,
+                 const char* what,
+                 const location& = location ());
+
+  // As above, but return the timepoint which is away from now by the
+  // specified timeout.
+  //
+  optional<timestamp>
+  parse_deadline (const string&,
+                  const char* what,
+                  const location& = location ());
+
+  // Return the earlier timeout/deadline of two values, if any is present.
+  //
+  // Note that earlier(nullopt, v) and earlier(v, nullopt) return v.
+  //
+  template <typename T>
+  T
+  earlier (const T&, const T&);
+
+  template <typename T>
+  T
+  earlier (const optional<T>&, const T&);
+
+  template <typename T>
+  T
+  earlier (const T&, const optional<T>&);
+
+  template <typename T>
+  optional<T>
+  earlier (const optional<T>&, const optional<T>&);
+}
+
+#include <libbuild2/script/timeout.ixx>
+
+#endif // LIBBUILD2_SCRIPT_TIMEOUT_HXX
-- 
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