source: mainline/tools/config.py@ 5ab1648

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 5ab1648 was 5a8fbcb9, checked in by Martin Decky <martin@…>, 16 years ago

better way of generating revision identification via bzr version-info

  • display stderr to indicate any errors/warnings
  • get revision number, uncommited flag, revision id
  • ignore revision identification completely on exported trees
  • Property mode set to 100755
File size: 12.3 KB
RevLine 
[98376de]1#!/usr/bin/env python
[44882c8]2#
[5a55ae6]3# Copyright (c) 2006 Ondrej Palkovsky
[9a0367f]4# Copyright (c) 2009 Martin Decky
[44882c8]5# All rights reserved.
6#
7# Redistribution and use in source and binary forms, with or without
8# modification, are permitted provided that the following conditions
9# are met:
10#
11# - Redistributions of source code must retain the above copyright
12# notice, this list of conditions and the following disclaimer.
13# - Redistributions in binary form must reproduce the above copyright
14# notice, this list of conditions and the following disclaimer in the
15# documentation and/or other materials provided with the distribution.
16# - The name of the author may not be used to endorse or promote products
17# derived from this software without specific prior written permission.
18#
19# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29#
[98376de]30"""
[9a0367f]31HelenOS configuration system
[98376de]32"""
33import sys
34import os
35import re
[5a8fbcb9]36import time
37import subprocess
[27fb3d6]38import xtui
[98376de]39
[41f7564]40INPUT = sys.argv[1]
[84266669]41MAKEFILE = 'Makefile.config'
42MACROS = 'config.h'
43DEFS = 'config.defs'
[31fb9a0]44PRECONF = 'defaults'
[98376de]45
[9a0367f]46def read_defaults(fname, defaults):
47 "Read saved values from last configuration run"
48
[84266669]49 inf = file(fname, 'r')
[9a0367f]50
51 for line in inf:
52 res = re.match(r'^(?:#!# )?([^#]\w*)\s*=\s*(.*?)\s*$', line)
53 if (res):
54 defaults[res.group(1)] = res.group(2)
55
56 inf.close()
[98376de]57
[9a0367f]58def check_condition(text, defaults, ask_names):
[81c8d54]59 "Check that the condition specified on input line is True (only CNF and DNF is supported)"
[9a0367f]60
61 ctype = 'cnf'
62
63 if ((')|' in text) or ('|(' in text)):
64 ctype = 'dnf'
65
66 if (ctype == 'cnf'):
67 conds = text.split('&')
68 else:
69 conds = text.split('|')
70
71 for cond in conds:
72 if (cond.startswith('(')) and (cond.endswith(')')):
73 cond = cond[1:-1]
74
75 inside = check_inside(cond, defaults, ctype)
76
77 if (ctype == 'cnf') and (not inside):
78 return False
79
80 if (ctype == 'dnf') and (inside):
81 return True
82
83 if (ctype == 'cnf'):
84 return True
85 return False
[98376de]86
[9a0367f]87def check_inside(text, defaults, ctype):
[81c8d54]88 "Check for condition"
[9a0367f]89
90 if (ctype == 'cnf'):
91 conds = text.split('|')
92 else:
93 conds = text.split('&')
94
95 for cond in conds:
96 res = re.match(r'^(.*?)(!?=)(.*)$', cond)
97 if (not res):
98 raise RuntimeError("Invalid condition: %s" % cond)
99
100 condname = res.group(1)
101 oper = res.group(2)
102 condval = res.group(3)
103
104 if (not defaults.has_key(condname)):
105 varval = ''
106 else:
107 varval = defaults[condname]
[7aef7ee]108 if (varval == '*'):
109 varval = 'y'
[9a0367f]110
111 if (ctype == 'cnf'):
112 if (oper == '=') and (condval == varval):
113 return True
114
115 if (oper == '!=') and (condval != varval):
116 return True
117 else:
118 if (oper == '=') and (condval != varval):
119 return False
120
121 if (oper == '!=') and (condval == varval):
122 return False
123
124 if (ctype == 'cnf'):
125 return False
126
127 return True
[98376de]128
[9a0367f]129def parse_config(fname, ask_names):
130 "Parse configuration file"
131
132 inf = file(fname, 'r')
133
134 name = ''
135 choices = []
136
137 for line in inf:
138
139 if (line.startswith('!')):
140 # Ask a question
141 res = re.search(r'!\s*(?:\[(.*?)\])?\s*([^\s]+)\s*\((.*)\)\s*$', line)
142
143 if (not res):
144 raise RuntimeError("Weird line: %s" % line)
145
146 cond = res.group(1)
147 varname = res.group(2)
148 vartype = res.group(3)
149
150 ask_names.append((varname, vartype, name, choices, cond))
151 name = ''
152 choices = []
153 continue
154
155 if (line.startswith('@')):
156 # Add new line into the 'choices' array
157 res = re.match(r'@\s*(?:\[(.*?)\])?\s*"(.*?)"\s*(.*)$', line)
158
159 if not res:
160 raise RuntimeError("Bad line: %s" % line)
161
162 choices.append((res.group(2), res.group(3)))
163 continue
164
165 if (line.startswith('%')):
166 # Name of the option
167 name = line[1:].strip()
168 continue
169
170 if ((line.startswith('#')) or (line == '\n')):
171 # Comment or empty line
172 continue
173
174
175 raise RuntimeError("Unknown syntax: %s" % line)
176
177 inf.close()
[98376de]178
[9a0367f]179def yes_no(default):
180 "Return '*' if yes, ' ' if no"
181
182 if (default == 'y'):
183 return '*'
184
185 return ' '
[98376de]186
[27fb3d6]187def subchoice(screen, name, choices, default):
[9a0367f]188 "Return choice of choices"
189
[27fb3d6]190 maxkey = 0
191 for key, val in choices:
192 length = len(key)
193 if (length > maxkey):
194 maxkey = length
[9a0367f]195
196 options = []
[27fb3d6]197 position = None
198 cnt = 0
199 for key, val in choices:
200 if ((default) and (key == default)):
201 position = cnt
202
203 options.append(" %-*s %s " % (maxkey, key, val))
204 cnt += 1
[9a0367f]205
[27fb3d6]206 (button, value) = xtui.choice_window(screen, name, 'Choose value', options, position)
[9a0367f]207
[27fb3d6]208 if (button == 'cancel'):
[9a0367f]209 return None
210
[27fb3d6]211 return choices[value][0]
[98376de]212
[9a0367f]213def check_choices(defaults, ask_names):
214 "Check whether all accessible variables have a default"
215
[27fb3d6]216 for varname, vartype, name, choices, cond in ask_names:
[9a0367f]217 if ((cond) and (not check_condition(cond, defaults, ask_names))):
218 continue
219
220 if (not defaults.has_key(varname)):
221 return False
222
223 return True
[98376de]224
[84266669]225def create_output(mkname, mcname, dfname, defaults, ask_names):
[9a0367f]226 "Create output configuration"
227
[5a8fbcb9]228 timestamp = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())
229 version = subprocess.Popen(['bzr', 'version-info', '--custom', '--template={clean}:{revno}:{revision_id}'], stdout = subprocess.PIPE).communicate()[0].split(':')
230
231 if (len(version) == 3):
232 revision = version[1]
233 if (version[0] != 1):
234 revision += 'M'
235 revision += ' (%s)' % version[2]
236 else:
237 revision = None
[84266669]238
239 outmk = file(mkname, 'w')
240 outmc = file(mcname, 'w')
241 outdf = file(dfname, 'w')
242
243 outmk.write('#########################################\n')
244 outmk.write('## AUTO-GENERATED FILE, DO NOT EDIT!!! ##\n')
245 outmk.write('#########################################\n\n')
[9a0367f]246
[84266669]247 outmc.write('/***************************************\n')
248 outmc.write(' * AUTO-GENERATED FILE, DO NOT EDIT!!! *\n')
249 outmc.write(' ***************************************/\n\n')
250
251 outdf.write('#########################################\n')
252 outdf.write('## AUTO-GENERATED FILE, DO NOT EDIT!!! ##\n')
253 outdf.write('#########################################\n\n')
254 outdf.write('CONFIG_DEFS =')
[9a0367f]255
[27fb3d6]256 for varname, vartype, name, choices, cond in ask_names:
[9a0367f]257 if ((cond) and (not check_condition(cond, defaults, ask_names))):
258 continue
259
260 if (not defaults.has_key(varname)):
261 default = ''
262 else:
263 default = defaults[varname]
[7aef7ee]264 if (default == '*'):
265 default = 'y'
[9a0367f]266
[84266669]267 outmk.write('# %s\n%s = %s\n\n' % (name, varname, default))
268
[04b29ca]269 if ((vartype == "y") or (vartype == "n") or (vartype == "y/n") or (vartype == "n/y")):
[84266669]270 if (default == "y"):
271 outmc.write('/* %s */\n#define %s\n\n' % (name, varname))
272 outdf.write(' -D%s' % varname)
273 else:
[06da55b]274 outmc.write('/* %s */\n#define %s %s\n#define %s_%s\n\n' % (name, varname, default, varname, default))
275 outdf.write(' -D%s=%s -D%s_%s' % (varname, default, varname, default))
[9a0367f]276
[5a8fbcb9]277 if (revision is not None):
278 outmk.write('REVISION = %s\n' % revision)
279 outmc.write('#define REVISION %s\n' % revision)
280 outdf.write(' "-DREVISION=%s"' % revision)
[84266669]281
[5a8fbcb9]282 outmk.write('TIMESTAMP = %s\n' % timestamp)
[84266669]283 outmc.write('#define TIMESTAMP %s\n' % timestamp)
[5a8fbcb9]284 outdf.write(' "-DTIMESTAMP=%s"\n' % timestamp)
[84266669]285
286 outmk.close()
287 outmc.close()
288 outdf.close()
[98376de]289
[31fb9a0]290def sorted_dir(root):
291 list = os.listdir(root)
292 list.sort()
293 return list
294
295def read_preconfigured(root, fname, screen, defaults):
296 options = []
297 opt2path = {}
298 cnt = 0
299
300 # Look for profiles
301 for name in sorted_dir(root):
302 path = os.path.join(root, name)
303 canon = os.path.join(path, fname)
304
305 if ((os.path.isdir(path)) and (os.path.exists(canon)) and (os.path.isfile(canon))):
306 subprofile = False
307
308 # Look for subprofiles
309 for subname in sorted_dir(path):
310 subpath = os.path.join(path, subname)
311 subcanon = os.path.join(subpath, fname)
312
313 if ((os.path.isdir(subpath)) and (os.path.exists(subcanon)) and (os.path.isfile(subcanon))):
314 subprofile = True
315 options.append("%s (%s)" % (name, subname))
316 opt2path[cnt] = (canon, subcanon)
317 cnt += 1
318
319 if (not subprofile):
320 options.append(name)
321 opt2path[cnt] = (canon, None)
322 cnt += 1
323
324 (button, value) = xtui.choice_window(screen, 'Load preconfigured defaults', 'Choose configuration profile', options, None)
325
326 if (button == 'cancel'):
327 return None
328
329 read_defaults(opt2path[value][0], defaults)
330 if (opt2path[value][1] != None):
331 read_defaults(opt2path[value][1], defaults)
332
[98376de]333def main():
[9a0367f]334 defaults = {}
335 ask_names = []
336
337 # Parse configuration file
338 parse_config(INPUT, ask_names)
339
340 # Read defaults from previous run
[84266669]341 if os.path.exists(MAKEFILE):
342 read_defaults(MAKEFILE, defaults)
[9a0367f]343
344 # Default mode: only check defaults and regenerate configuration
345 if ((len(sys.argv) >= 3) and (sys.argv[2] == 'default')):
346 if (check_choices(defaults, ask_names)):
[84266669]347 create_output(MAKEFILE, MACROS, DEFS, defaults, ask_names)
[9a0367f]348 return 0
349
[48c3d50]350 # Check mode: only check defaults
351 if ((len(sys.argv) >= 3) and (sys.argv[2] == 'check')):
352 if (check_choices(defaults, ask_names)):
353 return 0
354 return 1
355
[27fb3d6]356 screen = xtui.screen_init()
[9a0367f]357 try:
358 selname = None
[31fb9a0]359 position = None
[9a0367f]360 while True:
361
[81c8d54]362 # Cancel out all defaults which have to be deduced
363 for varname, vartype, name, choices, cond in ask_names:
[7aef7ee]364 if ((vartype == 'y') and (defaults.has_key(varname)) and (defaults[varname] == '*')):
[81c8d54]365 defaults[varname] = None
366
[9a0367f]367 options = []
368 opt2row = {}
[31fb9a0]369 cnt = 1
370
371 options.append(" --- Load preconfigured defaults ... ")
372
[27fb3d6]373 for varname, vartype, name, choices, cond in ask_names:
[9a0367f]374
375 if ((cond) and (not check_condition(cond, defaults, ask_names))):
376 continue
377
378 if (varname == selname):
379 position = cnt
380
381 if (not defaults.has_key(varname)):
382 default = None
383 else:
384 default = defaults[varname]
385
386 if (vartype == 'choice'):
387 # Check if the default is an acceptable value
388 if ((default) and (not default in [choice[0] for choice in choices])):
389 default = None
390 defaults.pop(varname)
391
392 # If there is just one option, use it
393 if (len(choices) == 1):
[84266669]394 defaults[varname] = choices[0][0]
395 continue
[9a0367f]396
[c79d50d]397 if (default == None):
398 options.append("? %s --> " % name)
399 else:
400 options.append(" %s [%s] --> " % (name, default))
[84266669]401 elif (vartype == 'y'):
[7aef7ee]402 defaults[varname] = '*'
[84266669]403 continue
[95b4838d]404 elif (vartype == 'n'):
405 defaults[varname] = 'n'
406 continue
[9a0367f]407 elif (vartype == 'y/n'):
408 if (default == None):
409 default = 'y'
410 defaults[varname] = default
[c79d50d]411 options.append(" <%s> %s " % (yes_no(default), name))
[9a0367f]412 elif (vartype == 'n/y'):
413 if (default == None):
414 default = 'n'
415 defaults[varname] = default
[c79d50d]416 options.append(" <%s> %s " % (yes_no(default), name))
[9a0367f]417 else:
418 raise RuntimeError("Unknown variable type: %s" % vartype)
419
[27fb3d6]420 opt2row[cnt] = (varname, vartype, name, choices)
[9a0367f]421
422 cnt += 1
423
[31fb9a0]424 if (position >= options):
425 position = None
426
[27fb3d6]427 (button, value) = xtui.choice_window(screen, 'HelenOS configuration', 'Choose configuration option', options, position)
[9a0367f]428
[27fb3d6]429 if (button == 'cancel'):
[9a0367f]430 return 'Configuration canceled'
431
[6346efd]432 if (button == 'done'):
433 if (check_choices(defaults, ask_names)):
434 break
435 else:
436 xtui.error_dialog(screen, 'Error', 'Some options have still undefined values. These options are marked with the "?" sign.')
437 continue
438
[31fb9a0]439 if (value == 0):
440 read_preconfigured(PRECONF, MAKEFILE, screen, defaults)
441 position = 1
442 continue
443
444 position = None
[27fb3d6]445 if (not opt2row.has_key(value)):
446 raise RuntimeError("Error selecting value: %s" % value)
447
448 (selname, seltype, name, choices) = opt2row[value]
[9a0367f]449
[27fb3d6]450 if (not defaults.has_key(selname)):
451 default = None
452 else:
453 default = defaults[selname]
[9a0367f]454
455 if (seltype == 'choice'):
[27fb3d6]456 defaults[selname] = subchoice(screen, name, choices, default)
[9a0367f]457 elif ((seltype == 'y/n') or (seltype == 'n/y')):
458 if (defaults[selname] == 'y'):
459 defaults[selname] = 'n'
460 else:
461 defaults[selname] = 'y'
462 finally:
[27fb3d6]463 xtui.screen_done(screen)
[9a0367f]464
[84266669]465 create_output(MAKEFILE, MACROS, DEFS, defaults, ask_names)
[9a0367f]466 return 0
[98376de]467
468if __name__ == '__main__':
[43a10c4]469 sys.exit(main())
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