1 | # waf build tool for building IDL files with pidl
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2 |
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3 | from TaskGen import before
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4 | import Build, os, sys, Logs
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5 | from samba_utils import *
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6 |
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7 | def SAMBA_PIDL(bld, pname, source,
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8 | options='',
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9 | output_dir='.',
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10 | symlink=False,
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11 | generate_tables=True):
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12 | '''Build a IDL file using pidl.
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13 | This will produce up to 13 output files depending on the options used'''
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14 |
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15 | bname = source[0:-4]; # strip off the .idl suffix
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16 | bname = os.path.basename(bname)
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17 | name = "%s_%s" % (pname, bname.upper())
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18 |
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19 | if not SET_TARGET_TYPE(bld, name, 'PIDL'):
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20 | return
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21 |
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22 | bld.SET_BUILD_GROUP('build_source')
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23 |
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24 | # the output files depend on the options used. Use this dictionary
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25 | # to map between the options and the resulting file names
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26 | options_map = { '--header' : '%s.h',
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27 | '--ndr-parser' : 'ndr_%s.c ndr_%s.h',
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28 | '--samba3-ndr-server' : 'srv_%s.c srv_%s.h',
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29 | '--samba3-ndr-client' : 'cli_%s.c cli_%s.h',
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30 | '--server' : 'ndr_%s_s.c',
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31 | '--client' : 'ndr_%s_c.c ndr_%s_c.h',
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32 | '--python' : 'py_%s.c',
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33 | '--tdr-parser' : 'tdr_%s.c tdr_%s.h',
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34 | '--dcom-proxy' : '%s_p.c',
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35 | '--com-header' : 'com_%s.h'
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36 | }
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37 |
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38 | table_header_idx = None
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39 | out_files = []
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40 | options_list = TO_LIST(options)
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41 |
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42 | for o in options_list:
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43 | if o in options_map:
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44 | ofiles = TO_LIST(options_map[o])
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45 | for f in ofiles:
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46 | out_files.append(os.path.join(output_dir, f % bname))
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47 | if f == 'ndr_%s.h':
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48 | # remember this one for the tables generation
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49 | table_header_idx = len(out_files) - 1
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50 |
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51 | # depend on the full pidl sources
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52 | source = TO_LIST(source)
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53 | try:
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54 | pidl_src_nodes = bld.pidl_files_cache
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55 | except AttributeError:
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56 | bld.pidl_files_cache = bld.srcnode.ant_glob('pidl/lib/Parse/**/*.pm', flat=False)
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57 | bld.pidl_files_cache.extend(bld.srcnode.ant_glob('pidl', flat=False))
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58 | pidl_src_nodes = bld.pidl_files_cache
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59 |
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60 | # the cd .. is needed because pidl currently is sensitive to the directory it is run in
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61 | cpp = ""
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62 | cc = ""
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63 | if bld.CONFIG_SET("CPP"):
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64 | if isinstance(bld.CONFIG_GET("CPP"), list):
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65 | cpp = 'CPP="%s"' % bld.CONFIG_GET("CPP")[0]
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66 | else:
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67 | cpp = 'CPP="%s"' % bld.CONFIG_GET("CPP")
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68 |
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69 | if cpp == "CPP=xlc_r":
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70 | cpp = ""
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71 |
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72 |
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73 | if bld.CONFIG_SET("CC"):
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74 | if isinstance(bld.CONFIG_GET("CC"), list):
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75 | cc = 'CC="%s"' % bld.CONFIG_GET("CC")[0]
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76 | else:
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77 | cc = 'CC="%s"' % bld.CONFIG_GET("CC")
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78 |
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79 | t = bld(rule='cd .. && %s %s ${PERL} "${PIDL}" --quiet ${OPTIONS} --outputdir ${OUTPUTDIR} -- "${SRC[0].abspath(env)}"' % (cpp, cc),
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80 | ext_out = '.c',
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81 | before = 'cc',
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82 | on_results = True,
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83 | shell = True,
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84 | source = source,
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85 | target = out_files,
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86 | name = name,
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87 | samba_type = 'PIDL')
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88 |
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89 | # prime the list of nodes we are dependent on with the cached pidl sources
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90 | t.allnodes = pidl_src_nodes
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91 |
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92 | t.env.PIDL = os.path.join(bld.srcnode.abspath(), 'pidl/pidl')
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93 | t.env.OPTIONS = TO_LIST(options)
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94 |
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95 | # this rather convoluted set of path calculations is to cope with the possibility
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96 | # that gen_ndr is a symlink into the source tree. By doing this for the source3
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97 | # gen_ndr directory we end up generating identical output in gen_ndr for the old
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98 | # build system and the new one. That makes keeping things in sync much easier.
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99 | # eventually we should drop the gen_ndr files in git, but in the meanwhile this works
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100 |
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101 | found_dir = bld.path.find_dir(output_dir)
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102 | if not 'abspath' in dir(found_dir):
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103 | Logs.error('Unable to find pidl output directory %s' %
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104 | os.path.normpath(os.path.join(bld.curdir, output_dir)))
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105 | sys.exit(1)
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106 |
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107 | outdir = bld.path.find_dir(output_dir).abspath(t.env)
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108 |
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109 | if symlink and not os.path.lexists(outdir):
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110 | link_source = os.path.normpath(os.path.join(bld.curdir,output_dir))
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111 | os.symlink(link_source, outdir)
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112 |
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113 | real_outputdir = os.path.realpath(outdir)
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114 | t.env.OUTPUTDIR = os_path_relpath(real_outputdir, os.path.dirname(bld.env.BUILD_DIRECTORY))
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115 |
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116 | if generate_tables and table_header_idx is not None:
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117 | pidl_headers = LOCAL_CACHE(bld, 'PIDL_HEADERS')
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118 | pidl_headers[name] = [bld.path.find_or_declare(out_files[table_header_idx])]
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119 |
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120 | t.more_includes = '#' + bld.path.relpath_gen(bld.srcnode)
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121 | Build.BuildContext.SAMBA_PIDL = SAMBA_PIDL
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122 |
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123 |
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124 | def SAMBA_PIDL_LIST(bld, name, source,
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125 | options='',
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126 | output_dir='.',
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127 | symlink=False,
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128 | generate_tables=True):
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129 | '''A wrapper for building a set of IDL files'''
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130 | for p in TO_LIST(source):
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131 | bld.SAMBA_PIDL(name, p, options=options, output_dir=output_dir, symlink=symlink, generate_tables=generate_tables)
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132 | Build.BuildContext.SAMBA_PIDL_LIST = SAMBA_PIDL_LIST
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133 |
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134 |
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135 | #################################################################
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136 | # the rule for generating the NDR tables
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137 | from TaskGen import feature, before
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138 | @feature('collect')
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139 | @before('exec_rule')
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140 | def collect(self):
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141 | pidl_headers = LOCAL_CACHE(self.bld, 'PIDL_HEADERS')
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142 | for (name, hd) in pidl_headers.items():
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143 | y = self.bld.name_to_obj(name, self.env)
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144 | self.bld.ASSERT(y is not None, 'Failed to find PIDL header %s' % name)
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145 | y.post()
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146 | for node in hd:
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147 | self.bld.ASSERT(node is not None, 'Got None as build node generating PIDL table for %s' % name)
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148 | self.source += " " + node.relpath_gen(self.path)
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149 |
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150 |
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151 | def SAMBA_PIDL_TABLES(bld, name, target):
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152 | '''generate the pidl NDR tables file'''
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153 | headers = bld.env.PIDL_HEADERS
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154 | bld.SET_BUILD_GROUP('main')
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155 | t = bld(
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156 | features = 'collect',
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157 | rule = '${PERL} ${SRC} --output ${TGT} | sed "s|default/||" > ${TGT}',
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158 | ext_out = '.c',
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159 | before = 'cc',
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160 | on_results = True,
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161 | shell = True,
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162 | source = '../../librpc/tables.pl',
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163 | target = target,
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164 | name = name)
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165 | t.env.LIBRPC = os.path.join(bld.srcnode.abspath(), 'librpc')
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166 | Build.BuildContext.SAMBA_PIDL_TABLES = SAMBA_PIDL_TABLES
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167 |
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