| 1 | # |
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| 2 | # RTEMS Tools Project (http://www.rtems.org/) |
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| 3 | # Copyright 2010-2013 Chris Johns (chrisj@rtems.org) |
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| 4 | # All rights reserved. |
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| 5 | # |
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| 6 | # This file is part of the RTEMS Tools package in 'rtems-tools'. |
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| 7 | # |
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| 8 | # Permission to use, copy, modify, and/or distribute this software for any |
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| 9 | # purpose with or without fee is hereby granted, provided that the above |
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| 10 | # copyright notice and this permission notice appear in all copies. |
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| 11 | # |
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| 12 | # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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| 13 | # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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| 14 | # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
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| 15 | # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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| 16 | # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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| 17 | # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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| 18 | # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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| 19 | |
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| 20 | # |
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| 21 | # This code is based on a tool I wrote to parse RPM spec files in the RTEMS |
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| 22 | # project. This is now a configuration file format that has moved away from the |
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| 23 | # spec file format to support the specific needs of cross-compiling GCC. This |
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| 24 | # module parses a configuration file into Python data types that can be used by |
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| 25 | # other software modules. |
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| 26 | # |
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| 27 | |
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| 28 | import copy |
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| 29 | import os |
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| 30 | import re |
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| 31 | import sys |
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| 32 | |
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| 33 | try: |
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| 34 | import error |
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| 35 | import execute |
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| 36 | import log |
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| 37 | import options |
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| 38 | import path |
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| 39 | except KeyboardInterrupt: |
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| 40 | print 'user terminated' |
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| 41 | sys.exit(1) |
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| 42 | except: |
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| 43 | print 'error: unknown application load error' |
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| 44 | sys.exit(1) |
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| 45 | |
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| 46 | def _check_bool(value): |
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| 47 | if value.isdigit(): |
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| 48 | if int(value) == 0: |
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| 49 | istrue = False |
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| 50 | else: |
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| 51 | istrue = True |
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| 52 | else: |
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| 53 | istrue = None |
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| 54 | return istrue |
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| 55 | |
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| 56 | class package: |
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| 57 | |
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| 58 | def __init__(self, name, arch, config): |
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| 59 | self._name = name |
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| 60 | self._arch = arch |
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| 61 | self.config = config |
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| 62 | self.directives = {} |
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| 63 | self.infos = {} |
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| 64 | |
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| 65 | def __str__(self): |
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| 66 | |
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| 67 | def _dictlist(dl): |
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| 68 | s = '' |
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| 69 | dll = dl.keys() |
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| 70 | dll.sort() |
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| 71 | for d in dll: |
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| 72 | if d: |
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| 73 | s += ' ' + d + ':\n' |
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| 74 | for l in dl[d]: |
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| 75 | s += ' ' + l + '\n' |
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| 76 | return s |
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| 77 | |
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| 78 | s = '\npackage: ' + self._name + \ |
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| 79 | '\n directives:\n' + _dictlist(self.directives) + \ |
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| 80 | '\n infos:\n' + _dictlist(self.infos) |
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| 81 | |
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| 82 | return s |
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| 83 | |
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| 84 | def _macro_override(self, info, macro): |
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| 85 | '''See if a macro overrides this setting.''' |
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| 86 | overridden = self.config.macros.overridden(macro) |
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| 87 | if overridden: |
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| 88 | return self.config.macros.expand(macro) |
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| 89 | return info |
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| 90 | |
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| 91 | def directive_extend(self, dir, data): |
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| 92 | if dir not in self.directives: |
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| 93 | self.directives[dir] = [] |
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| 94 | for i in range(0, len(data)): |
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| 95 | data[i] = data[i].strip() |
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| 96 | self.directives[dir].extend(data) |
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| 97 | self.config.macros[dir] = '\n'.join(self.directives[dir]) |
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| 98 | |
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| 99 | def info_append(self, info, data): |
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| 100 | if info not in self.infos: |
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| 101 | self.infos[info] = [] |
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| 102 | self.infos[info].append(data) |
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| 103 | self.config.macros[info] = '\n'.join(self.infos[info]) |
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| 104 | |
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| 105 | def get_info(self, info, expand = True): |
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| 106 | if info in self.config.macros: |
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| 107 | _info = self.config.macros[info].split('\n') |
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| 108 | if expand: |
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| 109 | return self.config.expand(_info) |
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| 110 | else: |
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| 111 | return _info |
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| 112 | return None |
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| 113 | |
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| 114 | def extract_info(self, label, expand = True): |
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| 115 | ll = label.lower() |
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| 116 | infos = {} |
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| 117 | keys = self.config.macros.find('%s.*' % (ll)) |
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| 118 | for k in keys: |
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| 119 | if k == ll: |
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| 120 | k = '%s0' % (ll) |
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| 121 | elif not k[len(ll):].isdigit(): |
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| 122 | continue |
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| 123 | infos[k] = [self.config.expand(self.config.macros[k])] |
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| 124 | return infos |
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| 125 | |
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| 126 | def _find_macro(self, label, expand = True): |
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| 127 | if label in self.config.macros: |
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| 128 | macro = self.config.macros[label].split('\n') |
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| 129 | if expand: |
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| 130 | return self.config.expand(macro) |
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| 131 | else: |
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| 132 | return macro |
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| 133 | return None |
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| 134 | |
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| 135 | def find_info(self, label, expand = True): |
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| 136 | return self._find_macro(label, expand) |
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| 137 | |
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| 138 | def find_directive(self, label, expand = True): |
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| 139 | return self._find_macro(label, expand) |
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| 140 | |
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| 141 | def name(self): |
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| 142 | info = self.find_info('name') |
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| 143 | if info: |
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| 144 | n = info[0] |
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| 145 | else: |
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| 146 | n = self._name |
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| 147 | return self._macro_override(n, 'name') |
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| 148 | |
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| 149 | def summary(self): |
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| 150 | info = self.find_info('summary') |
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| 151 | if info: |
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| 152 | return info[0] |
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| 153 | return '' |
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| 154 | |
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| 155 | def url(self): |
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| 156 | info = self.find_info('url') |
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| 157 | if info: |
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| 158 | return info[0] |
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| 159 | return '' |
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| 160 | |
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| 161 | def version(self): |
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| 162 | info = self.find_info('version') |
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| 163 | if not info: |
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| 164 | return None |
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| 165 | return info[0] |
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| 166 | |
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| 167 | def release(self): |
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| 168 | info = self.find_info('release') |
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| 169 | if not info: |
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| 170 | return None |
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| 171 | return info[0] |
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| 172 | |
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| 173 | def buildarch(self): |
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| 174 | info = self.find_info('buildarch') |
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| 175 | if not info: |
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| 176 | return self._arch |
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| 177 | return info[0] |
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| 178 | |
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| 179 | def sources(self): |
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| 180 | return self.extract_info('source') |
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| 181 | |
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| 182 | def patches(self): |
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| 183 | return self.extract_info('patch') |
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| 184 | |
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| 185 | def prep(self): |
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| 186 | return self.find_directive('%prep') |
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| 187 | |
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| 188 | def build(self): |
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| 189 | return self.find_directive('%build') |
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| 190 | |
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| 191 | def install(self): |
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| 192 | return self.find_directive('%install') |
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| 193 | |
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| 194 | def clean(self): |
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| 195 | return self.find_directive('%clean') |
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| 196 | |
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| 197 | def include(self): |
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| 198 | return self.find_directive('%include') |
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| 199 | |
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| 200 | def testing(self): |
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| 201 | return self.find_directive('%testing') |
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| 202 | |
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| 203 | def long_name(self): |
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| 204 | return self.name() |
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| 205 | |
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| 206 | def disabled(self): |
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| 207 | return len(self.name()) == 0 |
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| 208 | |
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| 209 | class file: |
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| 210 | """Parse a config file.""" |
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| 211 | |
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| 212 | _directive = [ '%description', |
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| 213 | '%prep', |
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| 214 | '%build', |
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| 215 | '%clean', |
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| 216 | '%install', |
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| 217 | '%include', |
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| 218 | '%install', |
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| 219 | '%testing' ] |
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| 220 | |
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| 221 | _ignore = [ re.compile('%setup'), |
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| 222 | re.compile('%configure'), |
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| 223 | re.compile('%source[0-9]*'), |
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| 224 | re.compile('%patch[0-9]*'), |
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| 225 | re.compile('%select'), |
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| 226 | re.compile('%disable') ] |
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| 227 | |
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| 228 | def __init__(self, name, opts, macros = None): |
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| 229 | self.opts = opts |
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| 230 | if macros is None: |
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| 231 | self.macros = opts.defaults |
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| 232 | else: |
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| 233 | self.macros = macros |
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| 234 | self.init_name = name |
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| 235 | log.trace('config: %s' % (name)) |
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| 236 | self.disable_macro_reassign = False |
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| 237 | self.configpath = [] |
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| 238 | self.wss = re.compile(r'\s+') |
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| 239 | self.tags = re.compile(r':+') |
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| 240 | self.sf = re.compile(r'%\([^\)]+\)') |
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| 241 | for arg in self.opts.args: |
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| 242 | if arg.startswith('--with-') or arg.startswith('--without-'): |
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| 243 | label = arg[2:].lower().replace('-', '_') |
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| 244 | self.macros.define(label) |
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| 245 | self._includes = [] |
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| 246 | self.load_depth = 0 |
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| 247 | self.load(name) |
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| 248 | |
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| 249 | def __str__(self): |
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| 250 | |
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| 251 | def _dict(dd): |
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| 252 | s = '' |
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| 253 | ddl = dd.keys() |
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| 254 | ddl.sort() |
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| 255 | for d in ddl: |
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| 256 | s += ' ' + d + ': ' + dd[d] + '\n' |
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| 257 | return s |
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| 258 | |
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| 259 | s = 'config: %s' % ('.'.join(self.configpath)) + \ |
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| 260 | '\n' + str(self.opts) + \ |
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| 261 | '\nlines parsed: %d' % (self.lc) + \ |
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| 262 | '\nname: ' + self.name + \ |
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| 263 | '\nmacros:\n' + str(self.macros) |
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| 264 | for _package in self._packages: |
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| 265 | s += str(self._packages[_package]) |
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| 266 | return s |
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| 267 | |
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| 268 | def _name_line_msg(self, msg): |
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| 269 | return '%s:%d: %s' % (path.basename(self.init_name), self.lc, msg) |
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| 270 | |
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| 271 | def _output(self, text): |
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| 272 | if not self.opts.quiet(): |
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| 273 | log.output(text) |
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| 274 | |
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| 275 | def _error(self, msg): |
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| 276 | err = 'error: %s' % (self._name_line_msg(msg)) |
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| 277 | log.stderr(err) |
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| 278 | log.output(err) |
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| 279 | self.in_error = True |
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| 280 | if not self.opts.dry_run(): |
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| 281 | log.stderr('warning: switched to dry run due to errors') |
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| 282 | self.opts.set_dry_run() |
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| 283 | |
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| 284 | def _label(self, name): |
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| 285 | if name.startswith('%{') and name[-1] is '}': |
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| 286 | return name |
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| 287 | return '%{' + name.lower() + '}' |
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| 288 | |
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| 289 | def _macro_split(self, s): |
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| 290 | '''Split the string (s) up by macros. Only split on the |
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| 291 | outter level. Nested levels will need to split with futher calls.''' |
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| 292 | trace_me = False |
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| 293 | if trace_me: |
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| 294 | print '------------------------------------------------------' |
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| 295 | macros = [] |
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| 296 | nesting = [] |
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| 297 | has_braces = False |
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| 298 | c = 0 |
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| 299 | while c < len(s): |
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| 300 | if trace_me: |
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| 301 | print 'ms:', c, '"' + s[c:] + '"', has_braces, len(nesting), nesting |
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| 302 | # |
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| 303 | # We need to watch for shell type variables or the form '${var}' because |
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| 304 | # they can upset the brace matching. |
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| 305 | # |
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| 306 | if s[c] == '%' or s[c] == '$': |
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| 307 | start = s[c] |
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| 308 | c += 1 |
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| 309 | if c == len(s): |
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| 310 | continue |
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| 311 | # |
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| 312 | # Do we have '%%' or '%(' or '$%' or '$(' or not '${' ? |
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| 313 | # |
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| 314 | if s[c] == '%' or s[c] == '(' or (start == '$' and s[c] != '{'): |
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| 315 | continue |
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| 316 | elif not s[c].isspace(): |
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| 317 | # |
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| 318 | # If this is a shell macro and we are at the outter |
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| 319 | # level or is '$var' forget it and move on. |
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| 320 | # |
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| 321 | if start == '$' and (s[c] != '{' or len(nesting) == 0): |
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| 322 | continue |
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| 323 | if s[c] == '{': |
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| 324 | this_has_braces = True |
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| 325 | else: |
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| 326 | this_has_braces = False |
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| 327 | nesting.append((c - 1, has_braces)) |
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| 328 | has_braces = this_has_braces |
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| 329 | elif len(nesting) > 0: |
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| 330 | if s[c] == '}' or (s[c].isspace() and not has_braces): |
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| 331 | # |
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| 332 | # Can have '%{?test: something %more}' where the |
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| 333 | # nested %more ends with the '}' which also ends |
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| 334 | # the outter macro. |
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| 335 | # |
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| 336 | if not has_braces: |
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| 337 | if s[c] == '}': |
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| 338 | macro_start, has_braces = nesting[len(nesting) - 1] |
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| 339 | nesting = nesting[:-1] |
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| 340 | if len(nesting) == 0: |
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| 341 | macros.append(s[macro_start:c].strip()) |
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| 342 | if len(nesting) > 0: |
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| 343 | macro_start, has_braces = nesting[len(nesting) - 1] |
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| 344 | nesting = nesting[:-1] |
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| 345 | if len(nesting) == 0: |
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| 346 | macros.append(s[macro_start:c + 1].strip()) |
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| 347 | c += 1 |
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| 348 | if trace_me: |
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| 349 | print 'ms:', macros |
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| 350 | if trace_me: |
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| 351 | print '-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=' |
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| 352 | return macros |
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| 353 | |
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| 354 | def _shell(self, line): |
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| 355 | sl = self.sf.findall(line) |
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| 356 | if len(sl): |
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| 357 | e = execute.capture_execution() |
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| 358 | for s in sl: |
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| 359 | if options.host_windows: |
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| 360 | cmd = '%s -c "%s"' % (self.macros.expand('%{__sh}'), s[2:-1]) |
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| 361 | else: |
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| 362 | cmd = s[2:-1] |
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| 363 | exit_code, proc, output = e.shell(cmd) |
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| 364 | if exit_code == 0: |
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| 365 | line = line.replace(s, output) |
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| 366 | else: |
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| 367 | raise error.general('shell macro failed: %s:%d: %s' % (s, exit_code, output)) |
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| 368 | return line |
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| 369 | |
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| 370 | def _expand(self, s): |
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| 371 | expand_count = 0 |
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| 372 | expanded = True |
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| 373 | while expanded: |
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| 374 | expand_count += 1 |
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| 375 | if expand_count > 500: |
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| 376 | raise error.general('macro expand looping: %s' % (s)) |
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| 377 | expanded = False |
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| 378 | ms = self._macro_split(s) |
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| 379 | for m in ms: |
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| 380 | mn = m |
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| 381 | # |
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| 382 | # A macro can be '%{macro}' or '%macro'. Turn the later into |
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| 383 | # the former. |
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| 384 | # |
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| 385 | show_warning = True |
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| 386 | if mn[1] != '{': |
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| 387 | for r in self._ignore: |
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| 388 | if r.match(mn) is not None: |
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| 389 | mn = None |
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| 390 | break |
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| 391 | else: |
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| 392 | mn = self._label(mn[1:]) |
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| 393 | show_warning = False |
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| 394 | elif m.startswith('%{expand'): |
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| 395 | colon = m.find(':') |
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| 396 | if colon < 8: |
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| 397 | log.warning('malformed expand macro, no colon found') |
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| 398 | else: |
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| 399 | e = self._expand(m[colon + 1:-1].strip()) |
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| 400 | s = s.replace(m, e) |
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| 401 | expanded = True |
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| 402 | mn = None |
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| 403 | elif m.startswith('%{with '): |
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| 404 | # |
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| 405 | # Change the ' ' to '_' because the macros have no spaces. |
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| 406 | # |
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| 407 | n = self._label('with_' + m[7:-1].strip()) |
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| 408 | if n in self.macros: |
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| 409 | s = s.replace(m, '1') |
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| 410 | else: |
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| 411 | s = s.replace(m, '0') |
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| 412 | expanded = True |
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| 413 | mn = None |
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| 414 | elif m.startswith('%{echo'): |
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| 415 | if not m.endswith('}'): |
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| 416 | log.warning("malformed conditional macro '%s'" % (m)) |
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| 417 | mn = None |
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| 418 | else: |
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| 419 | e = self._expand(m[6:-1].strip()) |
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| 420 | log.output('%s' % (self._name_line_msg(e))) |
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| 421 | s = '' |
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| 422 | expanded = True |
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| 423 | mn = None |
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| 424 | elif m.startswith('%{defined'): |
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| 425 | n = self._label(m[9:-1].strip()) |
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| 426 | if n in self.macros: |
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| 427 | s = s.replace(m, '1') |
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| 428 | else: |
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| 429 | s = s.replace(m, '0') |
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| 430 | expanded = True |
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| 431 | mn = None |
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| 432 | elif m.startswith('%{?') or m.startswith('%{!?'): |
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| 433 | if m[2] == '!': |
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| 434 | start = 4 |
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| 435 | else: |
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| 436 | start = 3 |
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| 437 | colon = m[start:].find(':') |
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| 438 | if colon < 0: |
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| 439 | if not m.endswith('}'): |
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| 440 | log.warning("malformed conditional macro '%s'" % (m)) |
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| 441 | mn = None |
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| 442 | else: |
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| 443 | mn = self._label(m[start:-1]) |
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| 444 | else: |
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| 445 | mn = self._label(m[start:start + colon]) |
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| 446 | if mn: |
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| 447 | if m.startswith('%{?'): |
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| 448 | istrue = False |
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| 449 | if mn in self.macros: |
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| 450 | # If defined and 0 then it is false. |
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| 451 | istrue = _check_bool(self.macros[mn]) |
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| 452 | if istrue is None: |
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| 453 | istrue = True |
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| 454 | if colon >= 0 and istrue: |
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| 455 | s = s.replace(m, m[start + colon + 1:-1]) |
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| 456 | expanded = True |
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| 457 | mn = None |
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| 458 | elif not istrue: |
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| 459 | mn = '%{nil}' |
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| 460 | else: |
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| 461 | isfalse = True |
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| 462 | if mn in self.macros: |
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| 463 | istrue = _check_bool(self.macros[mn]) |
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| 464 | if istrue is None or istrue == True: |
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| 465 | isfalse = False |
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| 466 | if colon >= 0 and isfalse: |
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| 467 | s = s.replace(m, m[start + colon + 1:-1]) |
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| 468 | expanded = True |
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| 469 | mn = None |
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| 470 | else: |
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| 471 | mn = '%{nil}' |
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| 472 | if mn: |
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| 473 | if mn.lower() in self.macros: |
|---|
| 474 | s = s.replace(m, self.macros[mn.lower()]) |
|---|
| 475 | expanded = True |
|---|
| 476 | elif show_warning: |
|---|
| 477 | self._error("macro '%s' not found" % (mn)) |
|---|
| 478 | return self._shell(s) |
|---|
| 479 | |
|---|
| 480 | def _disable(self, config, ls): |
|---|
| 481 | if len(ls) != 2: |
|---|
| 482 | log.warning('invalid disable statement') |
|---|
| 483 | else: |
|---|
| 484 | if ls[1] == 'select': |
|---|
| 485 | self.macros.lock_read_map() |
|---|
| 486 | log.trace('config: %s: _disable_select: %s' % (self.init_name, ls[1])) |
|---|
| 487 | else: |
|---|
| 488 | log.warning('invalid disable statement: %s' % (ls[1])) |
|---|
| 489 | |
|---|
| 490 | def _select(self, config, ls): |
|---|
| 491 | if len(ls) != 2: |
|---|
| 492 | log.warning('invalid select statement') |
|---|
| 493 | else: |
|---|
| 494 | r = self.macros.set_read_map(ls[1]) |
|---|
| 495 | log.trace('config: %s: _select: %s %s %r' % \ |
|---|
| 496 | (self.init_name, r, ls[1], self.macros.maps())) |
|---|
| 497 | |
|---|
| 498 | def _define(self, config, ls): |
|---|
| 499 | if len(ls) <= 1: |
|---|
| 500 | log.warning('invalid macro definition') |
|---|
| 501 | else: |
|---|
| 502 | d = self._label(ls[1]) |
|---|
| 503 | if self.disable_macro_reassign: |
|---|
| 504 | if (d not in self.macros) or \ |
|---|
| 505 | (d in self.macros and len(self.macros[d]) == 0): |
|---|
| 506 | if len(ls) == 2: |
|---|
| 507 | self.macros[d] = '1' |
|---|
| 508 | else: |
|---|
| 509 | self.macros[d] = ' '.join([f.strip() for f in ls[2:]]) |
|---|
| 510 | else: |
|---|
| 511 | log.warning("macro '%s' already defined" % (d)) |
|---|
| 512 | else: |
|---|
| 513 | if len(ls) == 2: |
|---|
| 514 | self.macros[d] = '1' |
|---|
| 515 | else: |
|---|
| 516 | self.macros[d] = ' '.join([f.strip() for f in ls[2:]]) |
|---|
| 517 | |
|---|
| 518 | def _undefine(self, config, ls): |
|---|
| 519 | if len(ls) <= 1: |
|---|
| 520 | log.warning('invalid macro definition') |
|---|
| 521 | else: |
|---|
| 522 | mn = self._label(ls[1]) |
|---|
| 523 | if mn in self.macros: |
|---|
| 524 | del self.macros[mn] |
|---|
| 525 | else: |
|---|
| 526 | log.warning("macro '%s' not defined" % (mn)) |
|---|
| 527 | |
|---|
| 528 | def _ifs(self, config, ls, label, iftrue, isvalid, dir, info): |
|---|
| 529 | in_iftrue = True |
|---|
| 530 | data = [] |
|---|
| 531 | while True: |
|---|
| 532 | if isvalid and \ |
|---|
| 533 | ((iftrue and in_iftrue) or (not iftrue and not in_iftrue)): |
|---|
| 534 | this_isvalid = True |
|---|
| 535 | else: |
|---|
| 536 | this_isvalid = False |
|---|
| 537 | r = self._parse(config, dir, info, data, roc = True, isvalid = this_isvalid) |
|---|
| 538 | if r[0] == 'package': |
|---|
| 539 | if this_isvalid: |
|---|
| 540 | dir, info, data = self._process_package(r, dir, info, data) |
|---|
| 541 | elif r[0] == 'control': |
|---|
| 542 | if r[1] == '%end': |
|---|
| 543 | self._error(label + ' without %endif') |
|---|
| 544 | raise error.general('terminating build') |
|---|
| 545 | if r[1] == '%endif': |
|---|
| 546 | log.trace('config: %s: _ifs: %s %s' % (self.init_name, r[1], this_isvalid)) |
|---|
| 547 | return data |
|---|
| 548 | if r[1] == '%else': |
|---|
| 549 | in_iftrue = False |
|---|
| 550 | elif r[0] == 'directive': |
|---|
| 551 | if this_isvalid: |
|---|
| 552 | if r[1] == '%include': |
|---|
| 553 | self.load(r[2][0]) |
|---|
| 554 | continue |
|---|
| 555 | dir, info, data = self._process_directive(r, dir, info, data) |
|---|
| 556 | elif r[0] == 'data': |
|---|
| 557 | if this_isvalid: |
|---|
| 558 | dir, info, data = self._process_data(r, dir, info, data) |
|---|
| 559 | # @note is a directive extend missing |
|---|
| 560 | |
|---|
| 561 | def _if(self, config, ls, isvalid, dir, info, invert = False): |
|---|
| 562 | |
|---|
| 563 | def add(x, y): |
|---|
| 564 | return x + ' ' + str(y) |
|---|
| 565 | |
|---|
| 566 | istrue = False |
|---|
| 567 | if isvalid: |
|---|
| 568 | if len(ls) == 2: |
|---|
| 569 | s = ls[1] |
|---|
| 570 | else: |
|---|
| 571 | s = (ls[1] + ' ' + ls[2]) |
|---|
| 572 | ifls = s.split() |
|---|
| 573 | if len(ifls) == 1: |
|---|
| 574 | # |
|---|
| 575 | # Check if '%if %{x} == %{nil}' has both parts as nothing |
|---|
| 576 | # which means '%if ==' is always True and '%if !=' is always false. |
|---|
| 577 | # |
|---|
| 578 | if ifls[0] == '==': |
|---|
| 579 | istrue = True |
|---|
| 580 | elif ifls[0] == '!=': |
|---|
| 581 | istrue = False |
|---|
| 582 | else: |
|---|
| 583 | istrue = _check_bool(ifls[0]) |
|---|
| 584 | if istrue == None: |
|---|
| 585 | self._error('invalid if bool value: ' + reduce(add, ls, '')) |
|---|
| 586 | istrue = False |
|---|
| 587 | elif len(ifls) == 2: |
|---|
| 588 | if ifls[0] == '!': |
|---|
| 589 | istrue = _check_bool(ifls[1]) |
|---|
| 590 | if istrue == None: |
|---|
| 591 | self._error('invalid if bool value: ' + reduce(add, ls, '')) |
|---|
| 592 | istrue = False |
|---|
| 593 | else: |
|---|
| 594 | istrue = not istrue |
|---|
| 595 | else: |
|---|
| 596 | # |
|---|
| 597 | # Check is something is being checked against empty, |
|---|
| 598 | # ie '%if %{x} == %{nil}' |
|---|
| 599 | # The logic is 'something == nothing' is False and |
|---|
| 600 | # 'something != nothing' is True. |
|---|
| 601 | # |
|---|
| 602 | if ifls[1] == '==': |
|---|
| 603 | istrue = False |
|---|
| 604 | elif ifls[1] == '!=': |
|---|
| 605 | istrue = True |
|---|
| 606 | else: |
|---|
| 607 | self._error('invalid if bool operator: ' + reduce(add, ls, '')) |
|---|
| 608 | elif len(ifls) == 3: |
|---|
| 609 | if ifls[1] == '==': |
|---|
| 610 | if ifls[0] == ifls[2]: |
|---|
| 611 | istrue = True |
|---|
| 612 | else: |
|---|
| 613 | istrue = False |
|---|
| 614 | elif ifls[1] == '!=' or ifls[1] == '=!': |
|---|
| 615 | if ifls[0] != ifls[2]: |
|---|
| 616 | istrue = True |
|---|
| 617 | else: |
|---|
| 618 | istrue = False |
|---|
| 619 | elif ifls[1] == '>': |
|---|
| 620 | if ifls[0] > ifls[2]: |
|---|
| 621 | istrue = True |
|---|
| 622 | else: |
|---|
| 623 | istrue = False |
|---|
| 624 | elif ifls[1] == '>=' or ifls[1] == '=>': |
|---|
| 625 | if ifls[0] >= ifls[2]: |
|---|
| 626 | istrue = True |
|---|
| 627 | else: |
|---|
| 628 | istrue = False |
|---|
| 629 | elif ifls[1] == '<=' or ifls[1] == '=<': |
|---|
| 630 | if ifls[0] <= ifls[2]: |
|---|
| 631 | istrue = True |
|---|
| 632 | else: |
|---|
| 633 | istrue = False |
|---|
| 634 | elif ifls[1] == '<': |
|---|
| 635 | if ifls[0] < ifls[2]: |
|---|
| 636 | istrue = True |
|---|
| 637 | else: |
|---|
| 638 | istrue = False |
|---|
| 639 | else: |
|---|
| 640 | self._error('invalid %if operator: ' + reduce(add, ls, '')) |
|---|
| 641 | else: |
|---|
| 642 | self._error('malformed if: ' + reduce(add, ls, '')) |
|---|
| 643 | if invert: |
|---|
| 644 | istrue = not istrue |
|---|
| 645 | log.trace('config: %s: _if: %s %s' % (self.init_name, ifls, str(istrue))) |
|---|
| 646 | return self._ifs(config, ls, '%if', istrue, isvalid, dir, info) |
|---|
| 647 | |
|---|
| 648 | def _ifos(self, config, ls, isvalid, dir, info): |
|---|
| 649 | isos = False |
|---|
| 650 | if isvalid: |
|---|
| 651 | os = self.define('_os') |
|---|
| 652 | for l in ls: |
|---|
| 653 | if l in os: |
|---|
| 654 | isos = True |
|---|
| 655 | break |
|---|
| 656 | return self._ifs(config, ls, '%ifos', isos, isvalid, dir, info) |
|---|
| 657 | |
|---|
| 658 | def _ifarch(self, config, positive, ls, isvalid, dir, info): |
|---|
| 659 | isarch = False |
|---|
| 660 | if isvalid: |
|---|
| 661 | arch = self.define('_arch') |
|---|
| 662 | for l in ls: |
|---|
| 663 | if l in arch: |
|---|
| 664 | isarch = True |
|---|
| 665 | break |
|---|
| 666 | if not positive: |
|---|
| 667 | isarch = not isarch |
|---|
| 668 | return self._ifs(config, ls, '%ifarch', isarch, isvalid, dir, info) |
|---|
| 669 | |
|---|
| 670 | def _parse(self, config, dir, info, roc = False, isvalid = True): |
|---|
| 671 | # roc = return on control |
|---|
| 672 | |
|---|
| 673 | def _clean(line): |
|---|
| 674 | line = line[0:-1] |
|---|
| 675 | b = line.find('#') |
|---|
| 676 | if b >= 0: |
|---|
| 677 | line = line[1:b] |
|---|
| 678 | return line.strip() |
|---|
| 679 | |
|---|
| 680 | # |
|---|
| 681 | # Need to add code to count matching '{' and '}' and if they |
|---|
| 682 | # do not match get the next line and add to the string until |
|---|
| 683 | # they match. This closes an opening '{' that is on another |
|---|
| 684 | # line. |
|---|
| 685 | # |
|---|
| 686 | for l in config: |
|---|
| 687 | self.lc += 1 |
|---|
| 688 | l = _clean(l) |
|---|
| 689 | if len(l) == 0: |
|---|
| 690 | continue |
|---|
| 691 | log.trace('config: %s: %03d: %s %s' % \ |
|---|
| 692 | (self.init_name, self.lc, str(isvalid), l)) |
|---|
| 693 | lo = l |
|---|
| 694 | if isvalid: |
|---|
| 695 | l = self._expand(l) |
|---|
| 696 | if len(l) == 0: |
|---|
| 697 | continue |
|---|
| 698 | if l[0] == '%': |
|---|
| 699 | ls = self.wss.split(l, 2) |
|---|
| 700 | los = self.wss.split(lo, 2) |
|---|
| 701 | if ls[0] == '%package': |
|---|
| 702 | if isvalid: |
|---|
| 703 | if ls[1] == '-n': |
|---|
| 704 | name = ls[2] |
|---|
| 705 | else: |
|---|
| 706 | name = self.name + '-' + ls[1] |
|---|
| 707 | return ('package', name) |
|---|
| 708 | elif ls[0] == '%disable': |
|---|
| 709 | if isvalid: |
|---|
| 710 | self._disable(config, ls) |
|---|
| 711 | elif ls[0] == '%select': |
|---|
| 712 | if isvalid: |
|---|
| 713 | self._select(config, ls) |
|---|
| 714 | elif ls[0] == '%error': |
|---|
| 715 | if isvalid: |
|---|
| 716 | return ('data', ['%%error %s' % (self._name_line_msg(l[7:]))]) |
|---|
| 717 | elif ls[0] == '%warning': |
|---|
| 718 | if isvalid: |
|---|
| 719 | return ('data', ['%%warning %s' % (self._name_line_msg(l[9:]))]) |
|---|
| 720 | elif ls[0] == '%define' or ls[0] == '%global': |
|---|
| 721 | if isvalid: |
|---|
| 722 | self._define(config, ls) |
|---|
| 723 | elif ls[0] == '%undefine': |
|---|
| 724 | if isvalid: |
|---|
| 725 | self._undefine(config, ls) |
|---|
| 726 | elif ls[0] == '%if': |
|---|
| 727 | d = self._if(config, ls, isvalid, dir, info) |
|---|
| 728 | if len(d): |
|---|
| 729 | log.trace('config: %s: %%if: %s' % (self.init_name, d)) |
|---|
| 730 | return ('data', d) |
|---|
| 731 | elif ls[0] == '%ifn': |
|---|
| 732 | d = self._if(config, ls, isvalid, dir, info, True) |
|---|
| 733 | if len(d): |
|---|
| 734 | log.trace('config: %s: %%ifn: %s' % (self.init_name, d)) |
|---|
| 735 | return ('data', d) |
|---|
| 736 | elif ls[0] == '%ifos': |
|---|
| 737 | d = self._ifos(config, ls, isvalid, dir, info) |
|---|
| 738 | if len(d): |
|---|
| 739 | return ('data', d) |
|---|
| 740 | elif ls[0] == '%ifarch': |
|---|
| 741 | d = self._ifarch(config, True, ls, isvalid, dir, info) |
|---|
| 742 | if len(d): |
|---|
| 743 | return ('data', d) |
|---|
| 744 | elif ls[0] == '%ifnarch': |
|---|
| 745 | d = self._ifarch(config, False, ls, isvalid, dir, info) |
|---|
| 746 | if len(d): |
|---|
| 747 | return ('data', d) |
|---|
| 748 | elif ls[0] == '%endif': |
|---|
| 749 | if roc: |
|---|
| 750 | return ('control', '%endif', '%endif') |
|---|
| 751 | log.warning("unexpected '" + ls[0] + "'") |
|---|
| 752 | elif ls[0] == '%else': |
|---|
| 753 | if roc: |
|---|
| 754 | return ('control', '%else', '%else') |
|---|
| 755 | log.warning("unexpected '" + ls[0] + "'") |
|---|
| 756 | elif ls[0].startswith('%defattr'): |
|---|
| 757 | return ('data', [l]) |
|---|
| 758 | elif ls[0] == '%bcond_with': |
|---|
| 759 | if isvalid: |
|---|
| 760 | # |
|---|
| 761 | # Check if already defined. Would be by the command line or |
|---|
| 762 | # even a host specific default. |
|---|
| 763 | # |
|---|
| 764 | if self._label('with_' + ls[1]) not in self.macros: |
|---|
| 765 | self._define(config, (ls[0], 'without_' + ls[1])) |
|---|
| 766 | elif ls[0] == '%bcond_without': |
|---|
| 767 | if isvalid: |
|---|
| 768 | if self._label('without_' + ls[1]) not in self.macros: |
|---|
| 769 | self._define(config, (ls[0], 'with_' + ls[1])) |
|---|
| 770 | else: |
|---|
| 771 | for r in self._ignore: |
|---|
| 772 | if r.match(ls[0]) is not None: |
|---|
| 773 | return ('data', [l]) |
|---|
| 774 | if isvalid: |
|---|
| 775 | for d in self._directive: |
|---|
| 776 | if ls[0].strip() == d: |
|---|
| 777 | return ('directive', ls[0].strip(), ls[1:]) |
|---|
| 778 | log.warning("unknown directive: '" + ls[0] + "'") |
|---|
| 779 | return ('data', [lo]) |
|---|
| 780 | else: |
|---|
| 781 | return ('data', [lo]) |
|---|
| 782 | return ('control', '%end', '%end') |
|---|
| 783 | |
|---|
| 784 | def _process_package(self, results, directive, info, data): |
|---|
| 785 | self._set_package(results[1]) |
|---|
| 786 | directive = None |
|---|
| 787 | return (directive, info, data) |
|---|
| 788 | |
|---|
| 789 | def _process_directive(self, results, directive, info, data): |
|---|
| 790 | new_data = [] |
|---|
| 791 | if results[1] == '%description': |
|---|
| 792 | new_data = [' '.join(results[2])] |
|---|
| 793 | if len(results[2]) == 0: |
|---|
| 794 | _package = 'main' |
|---|
| 795 | elif len(results[2]) == 1: |
|---|
| 796 | _package = results[2][0] |
|---|
| 797 | else: |
|---|
| 798 | if results[2][0].strip() != '-n': |
|---|
| 799 | log.warning("unknown directive option: '%s'" % (' '.join(results[2]))) |
|---|
| 800 | _package = results[2][1].strip() |
|---|
| 801 | self._set_package(_package) |
|---|
| 802 | if directive and directive != results[1]: |
|---|
| 803 | self._directive_extend(directive, data) |
|---|
| 804 | directive = results[1] |
|---|
| 805 | data = new_data |
|---|
| 806 | return (directive, info, data) |
|---|
| 807 | |
|---|
| 808 | def _process_data(self, results, directive, info, data): |
|---|
| 809 | new_data = [] |
|---|
| 810 | for l in results[1]: |
|---|
| 811 | if l.startswith('%error'): |
|---|
| 812 | l = self._expand(l) |
|---|
| 813 | raise error.general('config error: %s' % (l[7:])) |
|---|
| 814 | elif l.startswith('%warning'): |
|---|
| 815 | l = self._expand(l) |
|---|
| 816 | log.stderr('warning: %s' % (l[9:])) |
|---|
| 817 | log.warning(l[9:]) |
|---|
| 818 | if not directive: |
|---|
| 819 | l = self._expand(l) |
|---|
| 820 | ls = self.tags.split(l, 1) |
|---|
| 821 | log.trace('config: %s: _tag: %s %s' % (self.init_name, l, ls)) |
|---|
| 822 | if len(ls) > 1: |
|---|
| 823 | info = ls[0].lower() |
|---|
| 824 | if info[-1] == ':': |
|---|
| 825 | info = info[:-1] |
|---|
| 826 | info_data = ls[1].strip() |
|---|
| 827 | else: |
|---|
| 828 | info_data = ls[0].strip() |
|---|
| 829 | if info is not None: |
|---|
| 830 | self._info_append(info, info_data) |
|---|
| 831 | else: |
|---|
| 832 | log.warning("invalid format: '%s'" % (info_data[:-1])) |
|---|
| 833 | else: |
|---|
| 834 | log.trace('config: %s: _data: %s %s' % (self.init_name, l, new_data)) |
|---|
| 835 | new_data.append(l) |
|---|
| 836 | return (directive, info, data + new_data) |
|---|
| 837 | |
|---|
| 838 | def _set_package(self, _package): |
|---|
| 839 | if self.package == 'main' and \ |
|---|
| 840 | self._packages[self.package].name() != None: |
|---|
| 841 | if self._packages[self.package].name() == _package: |
|---|
| 842 | return |
|---|
| 843 | if _package not in self._packages: |
|---|
| 844 | self._packages[_package] = package(_package, |
|---|
| 845 | self.define('%{_arch}'), |
|---|
| 846 | self) |
|---|
| 847 | self.package = _package |
|---|
| 848 | |
|---|
| 849 | def _directive_extend(self, dir, data): |
|---|
| 850 | self._packages[self.package].directive_extend(dir, data) |
|---|
| 851 | |
|---|
| 852 | def _info_append(self, info, data): |
|---|
| 853 | self._packages[self.package].info_append(info, data) |
|---|
| 854 | |
|---|
| 855 | def load(self, name): |
|---|
| 856 | |
|---|
| 857 | def common_end(left, right): |
|---|
| 858 | end = '' |
|---|
| 859 | while len(left) and len(right): |
|---|
| 860 | if left[-1] != right[-1]: |
|---|
| 861 | return end |
|---|
| 862 | end = left[-1] + end |
|---|
| 863 | left = left[:-1] |
|---|
| 864 | right = right[:-1] |
|---|
| 865 | return end |
|---|
| 866 | |
|---|
| 867 | if self.load_depth == 0: |
|---|
| 868 | self.in_error = False |
|---|
| 869 | self.lc = 0 |
|---|
| 870 | self.name = name |
|---|
| 871 | self.conditionals = {} |
|---|
| 872 | self._packages = {} |
|---|
| 873 | self.package = 'main' |
|---|
| 874 | self._packages[self.package] = package(self.package, |
|---|
| 875 | self.define('%{_arch}'), |
|---|
| 876 | self) |
|---|
| 877 | |
|---|
| 878 | self.load_depth += 1 |
|---|
| 879 | |
|---|
| 880 | save_name = self.name |
|---|
| 881 | save_lc = self.lc |
|---|
| 882 | |
|---|
| 883 | self.name = name |
|---|
| 884 | self.lc = 0 |
|---|
| 885 | |
|---|
| 886 | # |
|---|
| 887 | # Locate the config file. Expand any macros then add the |
|---|
| 888 | # extension. Check if the file exists, therefore directly |
|---|
| 889 | # referenced. If not see if the file contains ':' or the path |
|---|
| 890 | # separator. If it does split the path else use the standard config dir |
|---|
| 891 | # path in the defaults. |
|---|
| 892 | # |
|---|
| 893 | |
|---|
| 894 | exname = self.expand(name) |
|---|
| 895 | |
|---|
| 896 | # |
|---|
| 897 | # Macro could add an extension. |
|---|
| 898 | # |
|---|
| 899 | if exname.endswith('.cfg'): |
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| 900 | configname = exname |
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| 901 | else: |
|---|
| 902 | configname = '%s.cfg' % (exname) |
|---|
| 903 | name = '%s.cfg' % (name) |
|---|
| 904 | |
|---|
| 905 | if ':' in configname: |
|---|
| 906 | cfgname = path.basename(configname) |
|---|
| 907 | else: |
|---|
| 908 | cfgname = common_end(configname, name) |
|---|
| 909 | |
|---|
| 910 | if not path.exists(configname): |
|---|
| 911 | if ':' in configname: |
|---|
| 912 | configdirs = path.dirname(configname).split(':') |
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| 913 | else: |
|---|
| 914 | configdirs = self.define('_configdir').split(':') |
|---|
| 915 | for cp in configdirs: |
|---|
| 916 | configname = path.join(path.abspath(cp), cfgname) |
|---|
| 917 | if path.exists(configname): |
|---|
| 918 | break |
|---|
| 919 | configname = None |
|---|
| 920 | if configname is None: |
|---|
| 921 | raise error.general('no config file found: %s' % (cfgname)) |
|---|
| 922 | |
|---|
| 923 | try: |
|---|
| 924 | log.trace('config: %s: _open: %s' % (self.init_name, path.host(configname))) |
|---|
| 925 | config = open(path.host(configname), 'r') |
|---|
| 926 | except IOError, err: |
|---|
| 927 | raise error.general('error opening config file: %s' % (path.host(configname))) |
|---|
| 928 | self.configpath += [configname] |
|---|
| 929 | |
|---|
| 930 | self._includes += [configname] |
|---|
| 931 | |
|---|
| 932 | try: |
|---|
| 933 | dir = None |
|---|
| 934 | info = None |
|---|
| 935 | data = [] |
|---|
| 936 | while True: |
|---|
| 937 | r = self._parse(config, dir, info) |
|---|
| 938 | if r[0] == 'package': |
|---|
| 939 | dir, info, data = self._process_package(r, dir, info, data) |
|---|
| 940 | elif r[0] == 'control': |
|---|
| 941 | if r[1] == '%end': |
|---|
| 942 | break |
|---|
| 943 | log.warning("unexpected '%s'" % (r[1])) |
|---|
| 944 | elif r[0] == 'directive': |
|---|
| 945 | if r[1] == '%include': |
|---|
| 946 | self.load(r[2][0]) |
|---|
| 947 | continue |
|---|
| 948 | dir, info, data = self._process_directive(r, dir, info, data) |
|---|
| 949 | elif r[0] == 'data': |
|---|
| 950 | dir, info, data = self._process_data(r, dir, info, data) |
|---|
| 951 | else: |
|---|
| 952 | self._error("%d: invalid parse state: '%s" % (self.lc, r[0])) |
|---|
| 953 | if dir is not None: |
|---|
| 954 | self._directive_extend(dir, data) |
|---|
| 955 | except: |
|---|
| 956 | config.close() |
|---|
| 957 | raise |
|---|
| 958 | |
|---|
| 959 | config.close() |
|---|
| 960 | |
|---|
| 961 | self.name = save_name |
|---|
| 962 | self.lc = save_lc |
|---|
| 963 | |
|---|
| 964 | self.load_depth -= 1 |
|---|
| 965 | |
|---|
| 966 | def defined(self, name): |
|---|
| 967 | return self.macros.has_key(name) |
|---|
| 968 | |
|---|
| 969 | def define(self, name): |
|---|
| 970 | if name in self.macros: |
|---|
| 971 | d = self.macros[name] |
|---|
| 972 | else: |
|---|
| 973 | n = self._label(name) |
|---|
| 974 | if n in self.macros: |
|---|
| 975 | d = self.macros[n] |
|---|
| 976 | else: |
|---|
| 977 | raise error.general('%d: macro "%s" not found' % (self.lc, name)) |
|---|
| 978 | return self._expand(d) |
|---|
| 979 | |
|---|
| 980 | def set_define(self, name, value): |
|---|
| 981 | self.macros[name] = value |
|---|
| 982 | |
|---|
| 983 | def expand(self, line): |
|---|
| 984 | if type(line) == list: |
|---|
| 985 | el = [] |
|---|
| 986 | for l in line: |
|---|
| 987 | el += [self._expand(l)] |
|---|
| 988 | return el |
|---|
| 989 | return self._expand(line) |
|---|
| 990 | |
|---|
| 991 | def macro(self, name): |
|---|
| 992 | if name in self.macros: |
|---|
| 993 | return self.macros[name] |
|---|
| 994 | raise error.general('macro "%s" not found' % (name)) |
|---|
| 995 | |
|---|
| 996 | def directive(self, _package, name): |
|---|
| 997 | if _package not in self._packages: |
|---|
| 998 | raise error.general('package "' + _package + '" not found') |
|---|
| 999 | if name not in self._packages[_package].directives: |
|---|
| 1000 | raise error.general('directive "' + name + \ |
|---|
| 1001 | '" not found in package "' + _package + '"') |
|---|
| 1002 | return self._packages[_package].directives[name] |
|---|
| 1003 | |
|---|
| 1004 | def abspath(self, rpath): |
|---|
| 1005 | return path.abspath(self.define(rpath)) |
|---|
| 1006 | |
|---|
| 1007 | def packages(self): |
|---|
| 1008 | return self._packages |
|---|
| 1009 | |
|---|
| 1010 | def includes(self): |
|---|
| 1011 | return self._includes |
|---|
| 1012 | |
|---|
| 1013 | def file_name(self): |
|---|
| 1014 | return self.init_name |
|---|
| 1015 | |
|---|
| 1016 | def run(): |
|---|
| 1017 | import sys |
|---|
| 1018 | try: |
|---|
| 1019 | # |
|---|
| 1020 | # Run where defaults.mc is located |
|---|
| 1021 | # |
|---|
| 1022 | opts = options.load(sys.argv, defaults = 'defaults.mc') |
|---|
| 1023 | log.trace('config: count %d' % (len(opts.config_files()))) |
|---|
| 1024 | for config_file in opts.config_files(): |
|---|
| 1025 | s = file(config_file, opts) |
|---|
| 1026 | print s |
|---|
| 1027 | del s |
|---|
| 1028 | except error.general, gerr: |
|---|
| 1029 | print gerr |
|---|
| 1030 | sys.exit(1) |
|---|
| 1031 | except error.internal, ierr: |
|---|
| 1032 | print ierr |
|---|
| 1033 | sys.exit(1) |
|---|
| 1034 | except KeyboardInterrupt: |
|---|
| 1035 | log.notice('abort: user terminated') |
|---|
| 1036 | sys.exit(1) |
|---|
| 1037 | sys.exit(0) |
|---|
| 1038 | |
|---|
| 1039 | if __name__ == "__main__": |
|---|
| 1040 | run() |
|---|
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