buildtools/wafsamba/samba_pidl.py

   1 # waf build tool for building IDL files with pidl
   2
   3 from TaskGen import before
   4 import Build, os, sys, Logs
   5 from samba_utils import *
   6
   7 def SAMBA_PIDL(bld, pname, source,
   8                options='',
   9                output_dir='.',
  10                generate_tables=True):
  11     '''Build a IDL file using pidl.
  12        This will produce up to 13 output files depending on the options used'''
  13
  14     bname = source[0:-4]; # strip off the .idl suffix
  15     bname = os.path.basename(bname)
  16     name = "%s_%s" % (pname, bname.upper())
  17
  18     if not SET_TARGET_TYPE(bld, name, 'PIDL'):
  19         return
  20
  21     bld.SET_BUILD_GROUP('build_source')
  22
  23     # the output files depend on the options used. Use this dictionary
  24     # to map between the options and the resulting file names
  25     options_map = { '--header'            : '%s.h',
  26                     '--ndr-parser'        : 'ndr_%s.c ndr_%s.h',
  27                     '--samba3-ndr-server' : 'srv_%s.c srv_%s.h',
  28                     '--samba3-ndr-client' : 'cli_%s.c cli_%s.h',
  29                     '--server'            : 'ndr_%s_s.c',
  30                     '--client'            : 'ndr_%s_c.c ndr_%s_c.h',
  31                     '--python'            : 'py_%s.c',
  32                     '--tdr-parser'        : 'tdr_%s.c tdr_%s.h',
  33                     '--dcom-proxy'        : '%s_p.c',
  34                     '--com-header'        : 'com_%s.h'
  35                     }
  36
  37     table_header_idx = None
  38     out_files = []
  39     options_list = TO_LIST(options)
  40
  41     for o in options_list:
  42         if o in options_map:
  43             ofiles = TO_LIST(options_map[o])
  44             for f in ofiles:
  45                 out_files.append(os.path.join(output_dir, f % bname))
  46                 if f == 'ndr_%s.h':
  47                     # remember this one for the tables generation
  48                     table_header_idx = len(out_files) - 1
  49
  50     # depend on the full pidl sources
  51     source = TO_LIST(source)
  52     try:
  53         pidl_src_nodes = bld.pidl_files_cache
  54     except AttributeError:
  55         bld.pidl_files_cache = bld.srcnode.ant_glob('pidl/lib/Parse/**/*.pm', flat=False)
  56         bld.pidl_files_cache.extend(bld.srcnode.ant_glob('pidl', flat=False))
  57         pidl_src_nodes = bld.pidl_files_cache
  58
  59     # the cd .. is needed because pidl currently is sensitive to the directory it is run in
  60     cpp = ""
  61     cc = ""
  62     if bld.CONFIG_SET("CPP"):
  63         if isinstance(bld.CONFIG_GET("CPP"), list):
  64             cpp = 'CPP="%s"' % bld.CONFIG_GET("CPP")[0]
  65         else:
  66             cpp = 'CPP="%s"' % bld.CONFIG_GET("CPP")
  67
  68     if cpp == "CPP=xlc_r":
  69         cpp = ""
  70
  71
  72     if bld.CONFIG_SET("CC"):
  73         if isinstance(bld.CONFIG_GET("CC"), list):
  74             cc = 'CC="%s"' % bld.CONFIG_GET("CC")[0]
  75         else:
  76             cc = 'CC="%s"' % bld.CONFIG_GET("CC")
  77
  78     t = bld(rule='cd .. && %s %s ${PERL} "${PIDL}" --quiet ${OPTIONS} --outputdir ${OUTPUTDIR} -- "${SRC[0].abspath(env)}"' % (cpp, cc),
  79             ext_out    = '.c',
  80             before     = 'cc',
  81             on_results = True,
  82             shell      = True,
  83             source     = source,
  84             target     = out_files,
  85             name       = name,
  86             samba_type = 'PIDL')
  87
  88     # prime the list of nodes we are dependent on with the cached pidl sources
  89     t.allnodes = pidl_src_nodes
  90
  91     t.env.PIDL = os.path.join(bld.srcnode.abspath(), 'pidl/pidl')
  92     t.env.OPTIONS = TO_LIST(options)
  93     t.env.OUTPUTDIR = bld.bldnode.name + '/' + bld.path.find_dir(output_dir).bldpath(t.env)
  94
  95     if generate_tables and table_header_idx is not None:
  96         pidl_headers = LOCAL_CACHE(bld, 'PIDL_HEADERS')
  97         pidl_headers[name] = [bld.path.find_or_declare(out_files[table_header_idx])]
  98
  99     t.more_includes = '#' + bld.path.relpath_gen(bld.srcnode)
 100 Build.BuildContext.SAMBA_PIDL = SAMBA_PIDL
 101
 102
 103 def SAMBA_PIDL_LIST(bld, name, source,
 104                     options='',
 105                     output_dir='.',
 106                     generate_tables=True):
 107     '''A wrapper for building a set of IDL files'''
 108     for p in TO_LIST(source):
 109         bld.SAMBA_PIDL(name, p, options=options, output_dir=output_dir, generate_tables=generate_tables)
 110 Build.BuildContext.SAMBA_PIDL_LIST = SAMBA_PIDL_LIST
 111
 112
 113 #################################################################
 114 # the rule for generating the NDR tables
 115 from TaskGen import feature, before
 116 @feature('collect')
 117 @before('exec_rule')
 118 def collect(self):
 119     pidl_headers = LOCAL_CACHE(self.bld, 'PIDL_HEADERS')
 120     for (name, hd) in pidl_headers.items():
 121         y = self.bld.name_to_obj(name, self.env)
 122         self.bld.ASSERT(y is not None, 'Failed to find PIDL header %s' % name)
 123         y.post()
 124         for node in hd:
 125             self.bld.ASSERT(node is not None, 'Got None as build node generating PIDL table for %s' % name)
 126             self.source += " " + node.relpath_gen(self.path)
 127
 128
 129 def SAMBA_PIDL_TABLES(bld, name, target):
 130     '''generate the pidl NDR tables file'''
 131     headers = bld.env.PIDL_HEADERS
 132     bld.SET_BUILD_GROUP('main')
 133     t = bld(
 134             features = 'collect',
 135             rule     = '${PERL} ${SRC} --output ${TGT} | sed "s|default/||" > ${TGT}',
 136             ext_out  = '.c',
 137             before   = 'cc',
 138             on_results = True,
 139             shell    = True,
 140             source   = '../../librpc/tables.pl',
 141             target   = target,
 142             name     = name)
 143     t.env.LIBRPC = os.path.join(bld.srcnode.abspath(), 'librpc')
 144 Build.BuildContext.SAMBA_PIDL_TABLES = SAMBA_PIDL_TABLES
 145