From c879b0c68235711212877fb8c5b214251bab652e Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Wed, 12 Feb 2020 20:14:41 +0300
Subject: Use copyright extracted from COPYRIGHT file for printing utility
 version

---
 bpkg/bpkg.cxx  |  2 +-
 bpkg/buildfile | 12 ++++++++++--
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/bpkg/bpkg.cxx b/bpkg/bpkg.cxx
index 1417d86..ffc91ab 100644
--- a/bpkg/bpkg.cxx
+++ b/bpkg/bpkg.cxx
@@ -353,7 +353,7 @@ try
     cout << "bpkg " << BPKG_VERSION_ID << endl
          << "libbpkg " << LIBBPKG_VERSION_ID << endl
          << "libbutl " << LIBBUTL_VERSION_ID << endl
-         << "Copyright (c) 2014-2019 Code Synthesis Ltd" << endl
+         << "Copyright (c) " << BPKG_COPYRIGHT << "." << endl
          << "This is free software released under the MIT license." << endl;
     return 0;
   }
diff --git a/bpkg/buildfile b/bpkg/buildfile
index 968f425..dc900d8 100644
--- a/bpkg/buildfile
+++ b/bpkg/buildfile
@@ -82,6 +82,16 @@ for t: cxx{**.test...}
 
 # Build options.
 #
+obj{utility}: cxx.poptions += -DBPKG_EXE_SUFFIX='"'$bin.exe.suffix'"'
+
+# Pass the copyright notice extracted from the COPYRIGHT file.
+#
+copyright = $process.run_regex(cat $src_root/COPYRIGHT,  \
+                               'Copyright \(c\) (.+)\.', \
+                               '\1')
+
+obj{bpkg}: cxx.poptions += -DBPKG_COPYRIGHT=\"$copyright\"
+
 # Disable "unknown pragma" warnings.
 #
 switch $cxx.class
@@ -98,8 +108,6 @@ switch $cxx.class
 if ($cxx.id == 'msvc' && $cxx.version.major == 19 && $cxx.version.minor < 10)
   cxx.coptions += /wd4503
 
-obj{utility}: cxx.poptions += -DBPKG_EXE_SUFFIX='"'$bin.exe.suffix'"'
-
 # Make sure backtrace includes function names.
 #
 if ($cxx.target.class == 'linux')
-- 
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