ceph/src/boost/libs/python/Jamfile

   1 # Copyright (c) 2018 Stefan Seefeld
   2 # All rights reserved.
   3 #
   4 # Distributed under the Boost Software License, Version 1.0.
   5 # (See accompanying file LICENSE_1_0.txt or copy at
   6 # http://www.boost.org/LICENSE_1_0.txt)
   7
   8 import option ;
   9 import regex ;
  10 import python ;
  11
  12 #
  13 # The `version-suffix` rule really belongs into python.jam, and
  14 # should be moved there. `split-version` is only duplicated here
  15 # as a prerequisite. (See https://github.com/boostorg/build/pull/290)
  16 #
  17
  18
  19 # Validate the version string and extract the major/minor part we care about.
  20 #
  21 local rule split-version ( version )
  22 {
  23     local major-minor = [ MATCH "^([0-9]+)\.([0-9]+)(.*)$" : $(version) : 1 2 3 ] ;
  24     if ! $(major-minor[2]) || $(major-minor[3])
  25     {
  26         ECHO "Warning: \"using python\" expects a two part (major, minor) version number; got" $(version) instead ;
  27
  28         # Add a zero to account for the missing digit if necessary.
  29         major-minor += 0 ;
  30     }
  31
  32     return $(major-minor[1]) $(major-minor[2]) ;
  33 }
  34
  35 # Define a version suffix for libraries depending on Python.
  36 # For example, Boost.Python built for Python 2.7 uses the suffix "27"
  37 rule version-suffix ( version )
  38 {
  39     local major-minor = [ split-version $(version) ] ;
  40     local suffix = $(major-minor:J="") ;
  41     return $(suffix) ;
  42 }
  43
  44
  45 # Python build id (for Python libraries only).
  46 python-id = [ option.get "python-buildid" ] ;
  47 if $(python-id)
  48 {
  49     PYTHON_ID = [ regex.replace $(python-id) "[*\\/:.\"\']" _ ] ;
  50 }
  51
  52 rule python-tag ( name : type ? : property-set )
  53 {
  54     local result = $(name) ;
  55     if $(type) in STATIC_LIB SHARED_LIB IMPORT_LIB
  56     {
  57         local version = [ $(property-set).get <python> ] ;
  58         local lib-suffix = [ version-suffix $(version) ] ;
  59         result = $(result)$(lib-suffix) ;
  60     }
  61     if $(type) in STATIC_LIB SHARED_LIB IMPORT_LIB && $(PYTHON_ID)
  62     {
  63         result = $(result)-$(PYTHON_ID) ;
  64     }
  65
  66     # forward to the boost tagging rule
  67     return  [ tag $(result) : $(type) : $(property-set) ] ;
  68 }