From c9c366bc5f77a806384ebf678fe4335c1422884c Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Sun, 20 Aug 2017 15:36:55 +0200
Subject: Adjust bootstrap not to need pre-generated version.hxx

---
 build2/utility.hxx    | 13 ++++++++++++-
 build2/version.hxx.in |  5 ++++-
 2 files changed, 16 insertions(+), 2 deletions(-)

(limited to 'build2')

diff --git a/build2/utility.hxx b/build2/utility.hxx
index b057add..57d5f71 100644
--- a/build2/utility.hxx
+++ b/build2/utility.hxx
@@ -23,7 +23,18 @@
 
 #include <build2/types.hxx>
 #include <build2/b-options.hxx>
-#include <build2/version.hxx>
+
+// "Fake" version values used during bootstrap.
+//
+#ifdef BUILD2_BOOTSTRAP
+#  define BUILD2_VERSION      9999999990000ULL
+#  define BUILD2_VERSION_STR  "999.999.999"
+#  define BUILD2_VERSION_ID   "999.999.999"
+#  define LIBBUTL_VERSION_STR "999.999.999"
+#  define LIBBUTL_VERSION_ID  "999.999.999"
+#else
+#  include <build2/version.hxx>
+#endif
 
 namespace build2
 {
diff --git a/build2/version.hxx.in b/build2/version.hxx.in
index c05a207..927a971 100644
--- a/build2/version.hxx.in
+++ b/build2/version.hxx.in
@@ -23,7 +23,10 @@
 // 2.2.0-a.1    0020019990010
 // 3.0.0-b.2    0029999995020
 // 2.2.0-a.1.z  0020019990011
-//
+
+// NOTE: remember to also update "fake" bootstrap values in utility.hxx if
+// changing anything here.
+
 #define BUILD2_VERSION       $build2.version.project_number$ULL
 #define BUILD2_VERSION_STR   "$build2.version.project$"
 #define BUILD2_VERSION_ID    "$build2.version.project_id$"
-- 
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