Add support for modular build structure.

.github/workflows/ci.yml

@@ -332,15 +332,9 @@ jobs:
           fi
           cd ..
           git clone -b "$BOOST_BRANCH" --depth 1 "https://github.com/boostorg/boost.git" "boost-root"
-
           cd boost-root
-          # mkdir -p libs/$LIBRARY
-          # cp -r $GITHUB_WORKSPACE/* libs/$LIBRARY
-          # git submodule update --init tools/boostdep
-          git submodule update --init --recursive
-          mkdir -p libs/$SELF
-          cp -r $GITHUB_WORKSPACE/* libs/$SELF
-
+          cp -r $GITHUB_WORKSPACE/* libs/$LIBRARY
+          git submodule update --init tools/boostdep
           DEPINST_ARGS+=("$LIBRARY")
           python tools/boostdep/depinst/depinst.py "${DEPINST_ARGS[@]}"
           if [ -z "${{matrix.cmake_tests}}" ]

build.jam

@@ -0,0 +1,28 @@
+# Copyright René Ferdinand Rivera Morell 2023-2024
+# Distributed under the Boost Software License, Version 1.0.
+# (See accompanying file LICENSE_1_0.txt or copy at
+# http://www.boost.org/LICENSE_1_0.txt)
+
+require-b2 5.2 ;
+
+constant boost_dependencies :
+    /boost/assert//boost_assert
+    /boost/config//boost_config
+    /boost/container_hash//boost_container_hash
+    /boost/core//boost_core
+    /boost/static_assert//boost_static_assert
+    /boost/throw_exception//boost_throw_exception
+    /boost/utility//boost_utility ;
+
+project /boost/static_string
+    ;
+
+explicit
+    [ alias boost_static_string : : :
+        : <include>include <library>$(boost_dependencies) ]
+    [ alias all : boost_static_string test ]
+    ;
+
+call-if : boost-library static_string
+    ;
+

doc/Jamfile

@@ -12,7 +12,8 @@ project static_string/doc ;
 import boostbook ;
 import type ;
 import os ;
-import ../../../tools/docca/docca.jam ;
+import-search /boost/docca ;
+import docca ;
 
 docca.reference reference.qbk
     :

test/Jamfile

@@ -8,7 +8,8 @@
 #
 
 import testing ;
-import ../../config/checks/config : requires ;
+import-search /boost/config/checks ;
+import config : requires ;
 
 local defines =
     [ requires
@@ -20,6 +21,7 @@ local defines =
     ]
     ;
 
-project : requirements $(defines) ;
+project : requirements $(defines)
+    <library>/boost/static_string//boost_static_string ;
 
 run static_string.cpp ;