From 2319d01e262b705716e19474865f555f3ca81a7d Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Mon, 1 May 2017 13:50:13 +0300
Subject: Add hxx extension for headers and lib prefix for library dirs

---
 bpkg/satisfaction.hxx | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 bpkg/satisfaction.hxx

(limited to 'bpkg/satisfaction.hxx')

diff --git a/bpkg/satisfaction.hxx b/bpkg/satisfaction.hxx
new file mode 100644
index 0000000..8def6a1
--- /dev/null
+++ b/bpkg/satisfaction.hxx
@@ -0,0 +1,50 @@
+// file      : bpkg/satisfaction.hxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+#ifndef BPKG_SATISFACTION_HXX
+#define BPKG_SATISFACTION_HXX
+
+#include <bpkg/types.hxx>
+#include <bpkg/utility.hxx>
+
+#include <bpkg/package.hxx>
+#include <bpkg/common-options.hxx>
+
+namespace bpkg
+{
+  // Return true if version satisfies the constraint.
+  //
+  bool
+  satisfies (const version&, const dependency_constraint&);
+
+  inline bool
+  satisfies (const version& v, const optional<dependency_constraint>& c)
+  {
+    return !c || satisfies (v, *c);
+  }
+
+  // Return true if any version that satisfies l also satisfies r, or, in
+  // other words, l is stricter than or equal to r. Or, in yet other words,
+  // l is a subset of r.
+  //
+  bool
+  satisfies (const dependency_constraint& l, const dependency_constraint& r);
+
+  inline bool
+  satisfies (const optional<dependency_constraint>& l,
+             const optional<dependency_constraint>& r)
+  {
+    return l ? (!r || satisfies (*l, *r)) : !r;
+  }
+
+  // Special build-time dependencies.
+  //
+  void
+  satisfy_build2 (const common_options&, const string& pkg, const dependency&);
+
+  void
+  satisfy_bpkg (const common_options&, const string& pkg, const dependency&);
+}
+
+#endif // BPKG_SATISFACTION_HXX
-- 
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