+++ /dev/null
-#
-# /+\
-# +\ Copyright 1993, 2000 Christopher Seiwald.
-# \+/
-#
-# This file is part of Jam - see jam.c for Copyright information.
-#
-
-# This file is ALSO:
-# Copyright 2001-2004 David Abrahams.
-# Copyright 2002-2004 Rene Rivera.
-# Copyright 2015 Artur Shepilko.
-# Distributed under the Boost Software License, Version 1.0.
-# (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
-
-if $(NT)
-{
- SLASH ?= \\ ;
-}
-SLASH ?= / ;
-
-
-# Glob for patterns in the directories starting from the given start directory,
-# up to and including the root of the file-system. We stop globbing as soon as
-# we find at least one match.
-#
-rule find-to-root ( dir : patterns + )
-{
- local globs = [ GLOB $(dir) : $(patterns) ] ;
- while ! $(globs) && $(dir:P) != $(dir)
- {
- dir = $(dir:P) ;
- globs = [ GLOB $(dir) : $(patterns) ] ;
- }
- return $(globs) ;
-}
-
-
-# This global will hold the location of the user's boost-build.jam file.
-.boost-build-file = ;
-
-# This global will hold the location of the build system bootstrap file.
-.bootstrap-file = ;
-
-# Remember the value of $(BOOST_BUILD_PATH) supplied to us by the user.
-BOOST_BUILD_PATH.user-value = $(BOOST_BUILD_PATH) ;
-
-# On Unix only, when BOOST_BUILD_PATH is not supplied by the user, set it to a
-# sensible default value. This allows B2 to work without any
-# environment variables, which is good in itself and also required by the Debian
-# Policy.
-if ! $(BOOST_BUILD_PATH) && $(UNIX)
-{
- BOOST_BUILD_PATH = /usr/share/boost-build ;
-}
-
-
-rule _poke ( module-name ? : variables + : value * )
-{
- module $(<)
- {
- $(>) = $(3) ;
- }
-}
-
-
-# This rule can be invoked from an optional user's boost-build.jam file to both
-# indicate where to find the build system files, and to load them. The path
-# indicated is relative to the location of the boost-build.jam file.
-#
-rule boost-build ( dir ? )
-{
- if $(.bootstrap-file)
- {
- ECHO "Error: Illegal attempt to re-bootstrap the build system by invoking" ;
- ECHO ;
- ECHO " 'boost-build" $(dir) ";'" ;
- ECHO ;
- EXIT "Please consult the documentation at 'http://www.boost.org'." ;
- }
-
- # Add the given directory to the path so we can find the build system. If
- # dir is empty, has no effect.
- BOOST_BUILD_PATH = $(dir:R=$(.boost-build-file:D)) $(BOOST_BUILD_PATH) ;
-
- # We might have just modified the *global* value of BOOST_BUILD_PATH. The
- # code that loads the rest of B2, in particular the site-config.jam
- # and user-config.jam configuration files uses os.environ, so we need to
- # update the value there.
- _poke .ENVIRON : BOOST_BUILD_PATH : $(BOOST_BUILD_PATH) ;
-
- # Try to find the build system bootstrap file 'bootstrap.jam'.
- local bootstrap-file = [ GLOB $(BOOST_BUILD_PATH) : bootstrap.jam ] ;
- .bootstrap-file = $(bootstrap-file[1]) ;
-
- # There is no bootstrap.jam we can find, exit with an error.
- if ! $(.bootstrap-file)
- {
- ECHO "Unable to load B2: could not find build system." ;
- ECHO --------------------------------------------------------- ;
- ECHO "$(.boost-build-file) attempted to load the build system by invoking" ;
- ECHO ;
- ECHO " 'boost-build" $(dir) ";'" ;
- ECHO ;
- ECHO "but we were unable to find \"bootstrap.jam\" in the specified directory" ;
- ECHO "or in BOOST_BUILD_PATH (searching "$(BOOST_BUILD_PATH:J=", ")")." ;
- ECHO ;
- EXIT "Please consult the documentation at 'http://www.boost.org'." ;
- }
-
- if [ MATCH .*(--debug-configuration).* : $(ARGV) ]
- {
- ECHO "notice: loading B2 from"
- [ NORMALIZE_PATH $(.bootstrap-file:D) ] ;
- }
-
- # Load the build system, now that we know where to start from.
- include $(.bootstrap-file) ;
-}
-
-
-{
- # We attempt to load "boost-build.jam" by searching from the current
- # invocation directory up to the root of the file-system.
- #
- # boost-build.jam is expected to invoke the "boost-build" rule to load the
- # B2 files.
-
- local search-path = $(BOOST_BUILD_PATH) $(BOOST_ROOT) ;
- local self = [ SELF_PATH ] ;
- local boost-build-relative = ../../share/boost-build ;
- local self-based-path = [ NORMALIZE_PATH $(boost-build-relative:R=$(self)) ] ;
-
- local boost-build-files =
- [ find-to-root [ PWD ] : boost-build.jam ]
- [ GLOB $(self-based-path) : boost-build.jam ]
- # Another temporary measure so Jam works with B2 v1.
- [ GLOB $(search-path) : boost-build.jam ] ;
-
- .boost-build-file = $(boost-build-files[1]) ;
-
- # There is no boost-build.jam we can find, exit with an error, and
- # information.
- if ! $(.boost-build-file)
- {
- ECHO "Unable to load B2: could not find \"boost-build.jam\"" ;
- ECHO --------------------------------------------------------------- ;
-
- if ! [ MATCH .*(bjam).* : $(ARGV[1]:BL) ]
- {
- ECHO "BOOST_ROOT must be set, either in the environment, or " ;
- ECHO "on the command-line with -sBOOST_ROOT=..., to the root" ;
- ECHO "of the boost installation." ;
- ECHO ;
- }
-
- ECHO "Attempted search from" [ PWD ] "up to the root" ;
- ECHO "at" $(self-based-path) ;
- ECHO "and in these directories from BOOST_BUILD_PATH and BOOST_ROOT: "$(search-path:J=", ")"." ;
- EXIT "Please consult the documentation at 'http://www.boost.org'." ;
- }
-
- if [ MATCH .*(--debug-configuration).* : $(ARGV) ]
- {
- ECHO "notice: found boost-build.jam at"
- [ NORMALIZE_PATH $(.boost-build-file) ] ;
- }
-
- # Now load the boost-build.jam to get the build system loaded. This
- # incidentaly loads the users jamfile and attempts to build targets.
- #
- # We also set it up so we can tell whether we are loading the new V2 system
- # or the the old V1 system.
- include $(.boost-build-file) ;
-
- # Check that, at minimum, the bootstrap file was found.
- if ! $(.bootstrap-file)
- {
- ECHO "Unable to load B2" ;
- ECHO -------------------------- ;
- ECHO "\"$(.boost-build-file)\" was found by searching from" [ PWD ] "up to the root" ;
- ECHO "and in these directories from BOOST_BUILD_PATH and BOOST_ROOT: "$(search-path:J=", ")"." ;
- ECHO ;
- ECHO "However, it failed to call the \"boost-build\" rule to indicate" ;
- ECHO "the location of the build system." ;
- ECHO ;
- EXIT "Please consult the documentation at 'http://www.boost.org'." ;
- }
-}
projects / ceph.git / blobdiff