From 5caacdf286eaaa95bf11d272d83ba808d9c44b69 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Wed, 28 Oct 2020 10:15:25 +0300
Subject: Install exact package versions and make bpkg and bdep optional in
 build scripts

---
 buildfile | 57 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 56 insertions(+), 1 deletion(-)

(limited to 'buildfile')

diff --git a/buildfile b/buildfile
index 602069a..0fd5e81 100644
--- a/buildfile
+++ b/buildfile
@@ -1,6 +1,12 @@
 # file      : buildfile
 # license   : MIT; see accompanying LICENSE file
 
+# Package repository URL (or path).
+#
+build2_repo="https://stage.build2.org/1"
+# build2_repo="https://pkg.cppget.org/1/queue/alpha"
+# build2_repo="https://pkg.cppget.org/1/alpha"
+
 # Note that the project directories order is important (prerequisites go
 # first).
 #
@@ -21,9 +27,58 @@ BOOTSTRAP-WINDOWS-MINGW
     doc{$i README}         \
     legal{LICENSE AUTHORS} \
     cli{$i}                \
-    file{build.sh build-*} \
     manifest
 
+# Obtain the build2, bpkg, bdep, and toolchain versions.
+#
+bp = $recall($build.path)
+pt = '^version: (.+)$'
+
+ver        = $process.run_regex($bp 'info:' $src_root/,        "$pt", '\1')
+build2_ver = $process.run_regex($bp 'info:' $src_root/build2/, "$pt", '\1')
+bpkg_ver   = $process.run_regex($bp 'info:' $src_root/bpkg/,   "$pt", '\1')
+bdep_ver   = $process.run_regex($bp 'info:' $src_root/bdep/,   "$pt", '\1')
+
+# Generate install scripts from templates and include them into the
+# distribution.
+#
+# @@ Redo as ad hoc rule.
+#
+for s: exe{build.sh} file{build-msvc.bat build-clang.bat build-mingw.bat}
+{
+  ./: $s: file{$name($s).$extension($s).in}
+  {
+    dist = true
+  }
+  {{
+    diag sed $<
+
+    t = $path($>)
+    p = $path($<)
+
+    # Note: the same code as in the etc/version script.
+    #
+    sed    -e 's/([^.]+)\..*/\1/'                            <<<"$ver" | set mj
+    sed    -e 's/[^.]+\.([^.]+)\..*/\1/'                     <<<"$ver" | set mn
+    sed -n -e 's/[^.]+\.[^.]+\.[^.-]+-([ab]).*/\1/p'         <<<"$ver" | set ab
+    sed -n -e 's/[^.]+\.[^.]+\.[^.-]+-[ab]\.([^.+]+).*/\1/p' <<<"$ver" | set pr
+
+    # Version for configuration directory.
+    #
+    cver = "$mj.$mn"
+
+    if ("$ab" != '')
+      cver = "$cver-$ab.$pr"
+    end
+
+    sed -e 's%@BUILD2_REPO@%'$build2_repo'%'   $p >$t
+    sed -e 's/@CONFIG_VER@/'$cver'/'            -i $t
+    sed -e 's/@BUILD2_VERSION@/'$build2_ver'/'  -i $t
+    sed -e 's/@BPKG_VERSION@/'$bpkg_ver'/'      -i $t
+    sed -e 's/@BDEP_VERSION@/'$bdep_ver'/'      -i $t
+  }}
+}
+
 # Don't install the BOOTSTRAP/INSTALL files. But UPGRADE could be useful.
 #
 doc{INSTALL}@./:  install = false
-- 
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