source: mainline/tools/autotool.py@ 7f25c4e

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 7f25c4e was 7f25c4e, checked in by Vojtech Horky <vojtechhorky@…>, 12 years ago

Unbreak mips builds (extra CC arguments)
  • Property mode set to 100755
File size: 26.9 KB
Line 
1#!/usr/bin/env python
2#
3# Copyright (c) 2010 Martin Decky
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9#
10# - Redistributions of source code must retain the above copyright
11# notice, this list of conditions and the following disclaimer.
12# - Redistributions in binary form must reproduce the above copyright
13# notice, this list of conditions and the following disclaimer in the
14# documentation and/or other materials provided with the distribution.
15# - The name of the author may not be used to endorse or promote products
16# derived from this software without specific prior written permission.
17#
18# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28#
29
30"""
31Detect important prerequisites and parameters for building HelenOS
32"""
33
34import sys
35import os
36import shutil
37import re
38import time
39import subprocess
40
41SANDBOX = 'autotool'
42CONFIG = 'Makefile.config'
43MAKEFILE = 'Makefile.common'
44HEADER = 'common.h'
45GUARD = 'AUTOTOOL_COMMON_H_'
46
47PROBE_SOURCE = 'probe.c'
48PROBE_OUTPUT = 'probe.s'
49
50PACKAGE_BINUTILS = "usually part of binutils"
51PACKAGE_GCC = "preferably version 4.7.0 or newer"
52PACKAGE_CROSS = "use tools/toolchain.sh to build the cross-compiler toolchain"
53
54COMPILER_FAIL = "The compiler is probably not capable to compile HelenOS."
55COMPILER_WARNING = "The compilation of HelenOS might fail."
56
57PROBE_HEAD = """#define AUTOTOOL_DECLARE(category, subcategory, tag, name, strc, conc, value) \\
58 asm volatile ( \\
59 "AUTOTOOL_DECLARE\\t" category "\\t" subcategory "\\t" tag "\\t" name "\\t" strc "\\t" conc "\\t%[val]\\n" \\
60 : \\
61 : [val] "n" (value) \\
62 )
63
64#define STRING(arg) STRING_ARG(arg)
65#define STRING_ARG(arg) #arg
66
67#define DECLARE_BUILTIN_TYPE(tag, type) \\
68 AUTOTOOL_DECLARE("builtin_size", "", tag, STRING(type), "", "", sizeof(type)); \\
69 AUTOTOOL_DECLARE("builtin_sign", "unsigned long long int", tag, STRING(type), "unsigned", "", __builtin_types_compatible_p(type, unsigned long long int)); \\
70 AUTOTOOL_DECLARE("builtin_sign", "unsigned long int", tag, STRING(type), "unsigned", "", __builtin_types_compatible_p(type, unsigned long int)); \\
71 AUTOTOOL_DECLARE("builtin_sign", "unsigned int", tag, STRING(type), "unsigned", "", __builtin_types_compatible_p(type, unsigned int)); \\
72 AUTOTOOL_DECLARE("builtin_sign", "unsigned short int", tag, STRING(type), "unsigned", "", __builtin_types_compatible_p(type, unsigned short int)); \\
73 AUTOTOOL_DECLARE("builtin_sign", "unsigned char", tag, STRING(type), "unsigned", "", __builtin_types_compatible_p(type, unsigned char)); \\
74 AUTOTOOL_DECLARE("builtin_sign", "signed long long int", tag, STRING(type), "signed", "", __builtin_types_compatible_p(type, signed long long int)); \\
75 AUTOTOOL_DECLARE("builtin_sign", "signed long int", tag, STRING(type), "signed", "", __builtin_types_compatible_p(type, signed long int)); \\
76 AUTOTOOL_DECLARE("builtin_sign", "signed int", tag, STRING(type), "signed", "", __builtin_types_compatible_p(type, signed int)); \\
77 AUTOTOOL_DECLARE("builtin_sign", "signed short int", tag, STRING(type), "signed", "", __builtin_types_compatible_p(type, signed short int)); \\
78 AUTOTOOL_DECLARE("builtin_sign", "signed char", tag, STRING(type), "signed", "", __builtin_types_compatible_p(type, signed char));
79
80#define DECLARE_INTSIZE(tag, type, strc, conc) \\
81 AUTOTOOL_DECLARE("intsize", "unsigned", tag, #type, strc, conc, sizeof(unsigned type)); \\
82 AUTOTOOL_DECLARE("intsize", "signed", tag, #type, strc, conc, sizeof(signed type));
83
84#define DECLARE_FLOATSIZE(tag, type) \\
85 AUTOTOOL_DECLARE("floatsize", "", tag, #type, "", "", sizeof(type));
86
87int main(int argc, char *argv[])
88{
89#ifdef __SIZE_TYPE__
90 DECLARE_BUILTIN_TYPE("size", __SIZE_TYPE__);
91#endif
92#ifdef __WCHAR_TYPE__
93 DECLARE_BUILTIN_TYPE("wchar", __WCHAR_TYPE__);
94#endif
95#ifdef __WINT_TYPE__
96 DECLARE_BUILTIN_TYPE("wint", __WINT_TYPE__);
97#endif
98"""
99
100PROBE_TAIL = """}
101"""
102
103def read_config(fname, config):
104 "Read HelenOS build configuration"
105
106 inf = open(fname, 'r')
107
108 for line in inf:
109 res = re.match(r'^(?:#!# )?([^#]\w*)\s*=\s*(.*?)\s*$', line)
110 if (res):
111 config[res.group(1)] = res.group(2)
112
113 inf.close()
114
115def print_error(msg):
116 "Print a bold error message"
117
118 sys.stderr.write("\n")
119 sys.stderr.write("######################################################################\n")
120 sys.stderr.write("HelenOS build sanity check error:\n")
121 sys.stderr.write("\n")
122 sys.stderr.write("%s\n" % "\n".join(msg))
123 sys.stderr.write("######################################################################\n")
124 sys.stderr.write("\n")
125
126 sys.exit(1)
127
128def print_warning(msg):
129 "Print a bold error message"
130
131 sys.stderr.write("\n")
132 sys.stderr.write("######################################################################\n")
133 sys.stderr.write("HelenOS build sanity check warning:\n")
134 sys.stderr.write("\n")
135 sys.stderr.write("%s\n" % "\n".join(msg))
136 sys.stderr.write("######################################################################\n")
137 sys.stderr.write("\n")
138
139 time.sleep(5)
140
141def sandbox_enter():
142 "Create a temporal sandbox directory for running tests"
143
144 if (os.path.exists(SANDBOX)):
145 if (os.path.isdir(SANDBOX)):
146 try:
147 shutil.rmtree(SANDBOX)
148 except:
149 print_error(["Unable to cleanup the directory \"%s\"." % SANDBOX])
150 else:
151 print_error(["Please inspect and remove unexpected directory,",
152 "entry \"%s\"." % SANDBOX])
153
154 try:
155 os.mkdir(SANDBOX)
156 except:
157 print_error(["Unable to create sandbox directory \"%s\"." % SANDBOX])
158
159 owd = os.getcwd()
160 os.chdir(SANDBOX)
161
162 return owd
163
164def sandbox_leave(owd):
165 "Leave the temporal sandbox directory"
166
167 os.chdir(owd)
168
169def check_config(config, key):
170 "Check whether the configuration key exists"
171
172 if (not key in config):
173 print_error(["Build configuration of HelenOS does not contain %s." % key,
174 "Try running \"make config\" again.",
175 "If the problem persists, please contact the developers of HelenOS."])
176
177def check_common(common, key):
178 "Check whether the common key exists"
179
180 if (not key in common):
181 print_error(["Failed to determine the value %s." % key,
182 "Please contact the developers of HelenOS."])
183
184def get_target(config, needs_clang = False):
185 target = None
186 gnu_target = None
187 clang_target = None
188 cc_args = []
189
190 if (config['PLATFORM'] == "abs32le"):
191 check_config(config, "CROSS_TARGET")
192 target = config['CROSS_TARGET']
193
194 if (config['CROSS_TARGET'] == "arm32"):
195 gnu_target = "arm-linux-gnueabi"
196
197 if (config['CROSS_TARGET'] == "ia32"):
198 gnu_target = "i686-pc-linux-gnu"
199
200 if (config['CROSS_TARGET'] == "mips32"):
201 gnu_target = "mipsel-linux-gnu"
202 common['CC_ARGS'].append("-mabi=32")
203
204 if (config['PLATFORM'] == "amd64"):
205 target = config['PLATFORM']
206 gnu_target = "amd64-linux-gnu"
207 clang_target = "x86_64-uknown-linux"
208
209 if (config['PLATFORM'] == "arm32"):
210 target = config['PLATFORM']
211 gnu_target = "arm-linux-gnueabi"
212
213 if (config['PLATFORM'] == "ia32"):
214 target = config['PLATFORM']
215 gnu_target = "i686-pc-linux-gnu"
216 clang_target = "i386-uknown-linux"
217
218 if (config['PLATFORM'] == "ia64"):
219 target = config['PLATFORM']
220 gnu_target = "ia64-pc-linux-gnu"
221
222 if (config['PLATFORM'] == "mips32"):
223 check_config(config, "MACHINE")
224 cc_args.append("-mabi=32")
225
226 if ((config['MACHINE'] == "lgxemul") or (config['MACHINE'] == "msim")):
227 target = config['PLATFORM']
228 gnu_target = "mipsel-linux-gnu"
229
230 if (config['MACHINE'] == "bgxemul"):
231 target = "mips32eb"
232 gnu_target = "mips-linux-gnu"
233
234 if (config['PLATFORM'] == "mips64"):
235 check_config(config, "MACHINE")
236 cc_args.append("-mabi=64")
237
238 if (config['MACHINE'] == "msim"):
239 target = config['PLATFORM']
240 gnu_target = "mips64el-linux-gnu"
241
242 if (config['PLATFORM'] == "ppc32"):
243 target = config['PLATFORM']
244 gnu_target = "ppc-linux-gnu"
245
246 if (config['PLATFORM'] == "sparc64"):
247 target = config['PLATFORM']
248 gnu_target = "sparc64-linux-gnu"
249
250 if (target is None) or (gnu_target is None) or (clang_target is None and needs_clang):
251 print_error(["Failed to determine target for compiler.",
252 "Please contact the developers of HelenOS."])
253
254 return (target, cc_args, gnu_target, clang_target)
255
256def check_app(args, name, details):
257 "Check whether an application can be executed"
258
259 try:
260 sys.stderr.write("Checking for %s ... " % args[0])
261 subprocess.Popen(args, stdout = subprocess.PIPE, stderr = subprocess.PIPE).wait()
262 except:
263 sys.stderr.write("failed\n")
264 print_error(["%s is missing." % name,
265 "",
266 "Execution of \"%s\" has failed. Please make sure that it" % " ".join(args),
267 "is installed in your system (%s)." % details])
268
269 sys.stderr.write("ok\n")
270
271def check_app_alternatives(alts, args, name, details):
272 "Check whether an application can be executed (use several alternatives)"
273
274 tried = []
275 found = None
276
277 for alt in alts:
278 working = True
279 cmdline = [alt] + args
280 tried.append(" ".join(cmdline))
281
282 try:
283 sys.stderr.write("Checking for %s ... " % alt)
284 subprocess.Popen(cmdline, stdout = subprocess.PIPE, stderr = subprocess.PIPE).wait()
285 except:
286 sys.stderr.write("failed\n")
287 working = False
288
289 if (working):
290 sys.stderr.write("ok\n")
291 found = alt
292 break
293
294 if (found is None):
295 print_error(["%s is missing." % name,
296 "",
297 "Please make sure that it is installed in your",
298 "system (%s)." % details,
299 "",
300 "The following alternatives were tried:"] + tried)
301
302 return found
303
304def check_gcc(path, prefix, common, details):
305 "Check for GCC"
306
307 common['GCC'] = "%sgcc" % prefix
308
309 if (not path is None):
310 common['GCC'] = "%s/%s" % (path, common['GCC'])
311
312 check_app([common['GCC'], "--version"], "GNU GCC", details)
313
314def check_binutils(path, prefix, common, details):
315 "Check for binutils toolchain"
316
317 common['AS'] = "%sas" % prefix
318 common['LD'] = "%sld" % prefix
319 common['AR'] = "%sar" % prefix
320 common['OBJCOPY'] = "%sobjcopy" % prefix
321 common['OBJDUMP'] = "%sobjdump" % prefix
322 common['STRIP'] = "%sstrip" % prefix
323
324 if (not path is None):
325 for key in ["AS", "LD", "AR", "OBJCOPY", "OBJDUMP", "STRIP"]:
326 common[key] = "%s/%s" % (path, common[key])
327
328 check_app([common['AS'], "--version"], "GNU Assembler", details)
329 check_app([common['LD'], "--version"], "GNU Linker", details)
330 check_app([common['AR'], "--version"], "GNU Archiver", details)
331 check_app([common['OBJCOPY'], "--version"], "GNU Objcopy utility", details)
332 check_app([common['OBJDUMP'], "--version"], "GNU Objdump utility", details)
333 check_app([common['STRIP'], "--version"], "GNU strip", details)
334
335def decode_value(value):
336 "Decode integer value"
337
338 base = 10
339
340 if ((value.startswith('$')) or (value.startswith('#'))):
341 value = value[1:]
342
343 if (value.startswith('0x')):
344 value = value[2:]
345 base = 16
346
347 return int(value, base)
348
349def probe_compiler(common, intsizes, floatsizes):
350 "Generate, compile and parse probing source"
351
352 check_common(common, "CC")
353
354 outf = open(PROBE_SOURCE, 'w')
355 outf.write(PROBE_HEAD)
356
357 for typedef in intsizes:
358 outf.write("\tDECLARE_INTSIZE(\"%s\", %s, %s, %s);\n" % (typedef['tag'], typedef['type'], typedef['strc'], typedef['conc']))
359
360 for typedef in floatsizes:
361 outf.write("\nDECLARE_FLOATSIZE(\"%s\", %s);\n" % (typedef['tag'], typedef['type']))
362
363 outf.write(PROBE_TAIL)
364 outf.close()
365
366 args = [common['CC']]
367 args.extend(common['CC_ARGS'])
368 args.extend(["-S", "-o", PROBE_OUTPUT, PROBE_SOURCE])
369
370 try:
371 sys.stderr.write("Checking compiler properties ... ")
372 output = subprocess.Popen(args, stdout = subprocess.PIPE, stderr = subprocess.PIPE).communicate()
373 except:
374 sys.stderr.write("failed\n")
375 print_error(["Error executing \"%s\"." % " ".join(args),
376 "Make sure that the compiler works properly."])
377
378 if (not os.path.isfile(PROBE_OUTPUT)):
379 sys.stderr.write("failed\n")
380 print(output[1])
381 print_error(["Error executing \"%s\"." % " ".join(args),
382 "The compiler did not produce the output file \"%s\"." % PROBE_OUTPUT,
383 "",
384 output[0],
385 output[1]])
386
387 sys.stderr.write("ok\n")
388
389 inf = open(PROBE_OUTPUT, 'r')
390 lines = inf.readlines()
391 inf.close()
392
393 unsigned_sizes = {}
394 signed_sizes = {}
395
396 unsigned_tags = {}
397 signed_tags = {}
398
399 unsigned_strcs = {}
400 signed_strcs = {}
401
402 unsigned_concs = {}
403 signed_concs = {}
404
405 float_tags = {}
406
407 builtin_sizes = {}
408 builtin_signs = {}
409
410 for j in range(len(lines)):
411 tokens = lines[j].strip().split("\t")
412
413 if (len(tokens) > 0):
414 if (tokens[0] == "AUTOTOOL_DECLARE"):
415 if (len(tokens) < 7):
416 print_error(["Malformed declaration in \"%s\" on line %s." % (PROBE_OUTPUT, j), COMPILER_FAIL])
417
418 category = tokens[1]
419 subcategory = tokens[2]
420 tag = tokens[3]
421 name = tokens[4]
422 strc = tokens[5]
423 conc = tokens[6]
424 value = tokens[7]
425
426 if (category == "intsize"):
427 try:
428 value_int = decode_value(value)
429 except:
430 print_error(["Integer value expected in \"%s\" on line %s." % (PROBE_OUTPUT, j), COMPILER_FAIL])
431
432 if (subcategory == "unsigned"):
433 unsigned_sizes[value_int] = name
434 unsigned_tags[tag] = value_int
435 unsigned_strcs[value_int] = strc
436 unsigned_concs[value_int] = conc
437 elif (subcategory == "signed"):
438 signed_sizes[value_int] = name
439 signed_tags[tag] = value_int
440 signed_strcs[value_int] = strc
441 signed_concs[value_int] = conc
442 else:
443 print_error(["Unexpected keyword \"%s\" in \"%s\" on line %s." % (subcategory, PROBE_OUTPUT, j), COMPILER_FAIL])
444
445 if (category == "floatsize"):
446 try:
447 value_int = decode_value(value)
448 except:
449 print_error(["Integer value expected in \"%s\" on line %s." % (PROBE_OUTPUT, j), COMPILER_FAIL])
450
451 float_tags[tag] = value_int
452
453 if (category == "builtin_size"):
454 try:
455 value_int = decode_value(value)
456 except:
457 print_error(["Integer value expected in \"%s\" on line %s." % (PROBE_OUTPUT, j), COMPILER_FAIL])
458
459 builtin_sizes[tag] = {'name': name, 'value': value_int}
460
461 if (category == "builtin_sign"):
462 try:
463 value_int = decode_value(value)
464 except:
465 print_error(["Integer value expected in \"%s\" on line %s." % (PROBE_OUTPUT, j), COMPILER_FAIL])
466
467 if (value_int == 1):
468 if (not tag in builtin_signs):
469 builtin_signs[tag] = strc;
470 elif (builtin_signs[tag] != strc):
471 print_error(["Inconsistent builtin type detection in \"%s\" on line %s." % (PROBE_OUTPUT, j), COMPILER_FAIL])
472
473 return {'unsigned_sizes': unsigned_sizes, 'signed_sizes': signed_sizes, 'unsigned_tags': unsigned_tags, 'signed_tags': signed_tags, 'unsigned_strcs': unsigned_strcs, 'signed_strcs': signed_strcs, 'unsigned_concs': unsigned_concs, 'signed_concs': signed_concs, 'float_tags': float_tags, 'builtin_sizes': builtin_sizes, 'builtin_signs': builtin_signs}
474
475def detect_sizes(probe, bytes, inttags, floattags):
476 "Detect correct types for fixed-size types"
477
478 macros = []
479 typedefs = []
480
481 for b in bytes:
482 if (not b in probe['unsigned_sizes']):
483 print_error(['Unable to find appropriate unsigned integer type for %u bytes.' % b,
484 COMPILER_FAIL])
485
486 if (not b in probe['signed_sizes']):
487 print_error(['Unable to find appropriate signed integer type for %u bytes.' % b,
488 COMPILER_FAIL])
489
490 if (not b in probe['unsigned_strcs']):
491 print_error(['Unable to find appropriate unsigned printf formatter for %u bytes.' % b,
492 COMPILER_FAIL])
493
494 if (not b in probe['signed_strcs']):
495 print_error(['Unable to find appropriate signed printf formatter for %u bytes.' % b,
496 COMPILER_FAIL])
497
498 if (not b in probe['unsigned_concs']):
499 print_error(['Unable to find appropriate unsigned literal macro for %u bytes.' % b,
500 COMPILER_FAIL])
501
502 if (not b in probe['signed_concs']):
503 print_error(['Unable to find appropriate signed literal macro for %u bytes.' % b,
504 COMPILER_FAIL])
505
506 typedefs.append({'oldtype': "unsigned %s" % probe['unsigned_sizes'][b], 'newtype': "uint%u_t" % (b * 8)})
507 typedefs.append({'oldtype': "signed %s" % probe['signed_sizes'][b], 'newtype': "int%u_t" % (b * 8)})
508
509 macros.append({'oldmacro': "unsigned %s" % probe['unsigned_sizes'][b], 'newmacro': "UINT%u_T" % (b * 8)})
510 macros.append({'oldmacro': "signed %s" % probe['signed_sizes'][b], 'newmacro': "INT%u_T" % (b * 8)})
511
512 macros.append({'oldmacro': "\"%so\"" % probe['unsigned_strcs'][b], 'newmacro': "PRIo%u" % (b * 8)})
513 macros.append({'oldmacro': "\"%su\"" % probe['unsigned_strcs'][b], 'newmacro': "PRIu%u" % (b * 8)})
514 macros.append({'oldmacro': "\"%sx\"" % probe['unsigned_strcs'][b], 'newmacro': "PRIx%u" % (b * 8)})
515 macros.append({'oldmacro': "\"%sX\"" % probe['unsigned_strcs'][b], 'newmacro': "PRIX%u" % (b * 8)})
516 macros.append({'oldmacro': "\"%sd\"" % probe['signed_strcs'][b], 'newmacro': "PRId%u" % (b * 8)})
517
518 name = probe['unsigned_concs'][b]
519 if ((name.startswith('@')) or (name == "")):
520 macros.append({'oldmacro': "c ## U", 'newmacro': "UINT%u_C(c)" % (b * 8)})
521 else:
522 macros.append({'oldmacro': "c ## U%s" % name, 'newmacro': "UINT%u_C(c)" % (b * 8)})
523
524 name = probe['unsigned_concs'][b]
525 if ((name.startswith('@')) or (name == "")):
526 macros.append({'oldmacro': "c", 'newmacro': "INT%u_C(c)" % (b * 8)})
527 else:
528 macros.append({'oldmacro': "c ## %s" % name, 'newmacro': "INT%u_C(c)" % (b * 8)})
529
530 for tag in inttags:
531 newmacro = "U%s" % tag
532 if (not tag in probe['unsigned_tags']):
533 print_error(['Unable to find appropriate size macro for %s.' % newmacro,
534 COMPILER_FAIL])
535
536 oldmacro = "UINT%s" % (probe['unsigned_tags'][tag] * 8)
537 macros.append({'oldmacro': "%s_MIN" % oldmacro, 'newmacro': "%s_MIN" % newmacro})
538 macros.append({'oldmacro': "%s_MAX" % oldmacro, 'newmacro': "%s_MAX" % newmacro})
539 macros.append({'oldmacro': "1", 'newmacro': 'U%s_SIZE_%s' % (tag, probe['unsigned_tags'][tag] * 8)})
540
541 newmacro = tag
542 if (not tag in probe['signed_tags']):
543 print_error(['Unable to find appropriate size macro for %s' % newmacro,
544 COMPILER_FAIL])
545
546 oldmacro = "INT%s" % (probe['signed_tags'][tag] * 8)
547 macros.append({'oldmacro': "%s_MIN" % oldmacro, 'newmacro': "%s_MIN" % newmacro})
548 macros.append({'oldmacro': "%s_MAX" % oldmacro, 'newmacro': "%s_MAX" % newmacro})
549 macros.append({'oldmacro': "1", 'newmacro': '%s_SIZE_%s' % (tag, probe['signed_tags'][tag] * 8)})
550
551 for tag in floattags:
552 if (not tag in probe['float_tags']):
553 print_error(['Unable to find appropriate size macro for %s' % tag,
554 COMPILER_FAIL])
555
556 macros.append({'oldmacro': "1", 'newmacro': '%s_SIZE_%s' % (tag, probe['float_tags'][tag] * 8)})
557
558 if (not 'size' in probe['builtin_signs']):
559 print_error(['Unable to determine whether size_t is signed or unsigned.',
560 COMPILER_FAIL])
561
562 if (probe['builtin_signs']['size'] != 'unsigned'):
563 print_error(['The type size_t is not unsigned.',
564 COMPILER_FAIL])
565
566 fnd = True
567
568 if (not 'wchar' in probe['builtin_sizes']):
569 print_warning(['The compiler does not provide the macro __WCHAR_TYPE__',
570 'for defining the compiler-native type wchar_t. We are',
571 'forced to define wchar_t as a hardwired type int32_t.',
572 COMPILER_WARNING])
573 fnd = False
574
575 if (probe['builtin_sizes']['wchar']['value'] != 4):
576 print_warning(['The compiler provided macro __WCHAR_TYPE__ for defining',
577 'the compiler-native type wchar_t is not compliant with',
578 'HelenOS. We are forced to define wchar_t as a hardwired',
579 'type int32_t.',
580 COMPILER_WARNING])
581 fnd = False
582
583 if (not fnd):
584 macros.append({'oldmacro': "int32_t", 'newmacro': "wchar_t"})
585 else:
586 macros.append({'oldmacro': "__WCHAR_TYPE__", 'newmacro': "wchar_t"})
587
588 if (not 'wchar' in probe['builtin_signs']):
589 print_error(['Unable to determine whether wchar_t is signed or unsigned.',
590 COMPILER_FAIL])
591
592 if (probe['builtin_signs']['wchar'] == 'unsigned'):
593 macros.append({'oldmacro': "1", 'newmacro': 'WCHAR_IS_UNSIGNED'})
594 if (probe['builtin_signs']['wchar'] == 'signed'):
595 macros.append({'oldmacro': "1", 'newmacro': 'WCHAR_IS_SIGNED'})
596
597 fnd = True
598
599 if (not 'wint' in probe['builtin_sizes']):
600 print_warning(['The compiler does not provide the macro __WINT_TYPE__',
601 'for defining the compiler-native type wint_t. We are',
602 'forced to define wint_t as a hardwired type int32_t.',
603 COMPILER_WARNING])
604 fnd = False
605
606 if (probe['builtin_sizes']['wint']['value'] != 4):
607 print_warning(['The compiler provided macro __WINT_TYPE__ for defining',
608 'the compiler-native type wint_t is not compliant with',
609 'HelenOS. We are forced to define wint_t as a hardwired',
610 'type int32_t.',
611 COMPILER_WARNING])
612 fnd = False
613
614 if (not fnd):
615 macros.append({'oldmacro': "int32_t", 'newmacro': "wint_t"})
616 else:
617 macros.append({'oldmacro': "__WINT_TYPE__", 'newmacro': "wint_t"})
618
619 if (not 'wint' in probe['builtin_signs']):
620 print_error(['Unable to determine whether wint_t is signed or unsigned.',
621 COMPILER_FAIL])
622
623 if (probe['builtin_signs']['wint'] == 'unsigned'):
624 macros.append({'oldmacro': "1", 'newmacro': 'WINT_IS_UNSIGNED'})
625 if (probe['builtin_signs']['wint'] == 'signed'):
626 macros.append({'oldmacro': "1", 'newmacro': 'WINT_IS_SIGNED'})
627
628 return {'macros': macros, 'typedefs': typedefs}
629
630def create_makefile(mkname, common):
631 "Create makefile output"
632
633 outmk = open(mkname, 'w')
634
635 outmk.write('#########################################\n')
636 outmk.write('## AUTO-GENERATED FILE, DO NOT EDIT!!! ##\n')
637 outmk.write('## Generated by: tools/autotool.py ##\n')
638 outmk.write('#########################################\n\n')
639
640 for key, value in common.items():
641 if (type(value) is list):
642 outmk.write('%s = %s\n' % (key, " ".join(value)))
643 else:
644 outmk.write('%s = %s\n' % (key, value))
645
646 outmk.close()
647
648def create_header(hdname, maps):
649 "Create header output"
650
651 outhd = open(hdname, 'w')
652
653 outhd.write('/***************************************\n')
654 outhd.write(' * AUTO-GENERATED FILE, DO NOT EDIT!!! *\n')
655 outhd.write(' * Generated by: tools/autotool.py *\n')
656 outhd.write(' ***************************************/\n\n')
657
658 outhd.write('#ifndef %s\n' % GUARD)
659 outhd.write('#define %s\n\n' % GUARD)
660
661 for macro in maps['macros']:
662 outhd.write('#define %s %s\n' % (macro['newmacro'], macro['oldmacro']))
663
664 outhd.write('\n')
665
666 for typedef in maps['typedefs']:
667 outhd.write('typedef %s %s;\n' % (typedef['oldtype'], typedef['newtype']))
668
669 outhd.write('\n#endif\n')
670 outhd.close()
671
672def main():
673 config = {}
674 common = {}
675
676 # Read and check configuration
677 if os.path.exists(CONFIG):
678 read_config(CONFIG, config)
679 else:
680 print_error(["Configuration file %s not found! Make sure that the" % CONFIG,
681 "configuration phase of HelenOS build went OK. Try running",
682 "\"make config\" again."])
683
684 check_config(config, "PLATFORM")
685 check_config(config, "COMPILER")
686 check_config(config, "BARCH")
687
688 # Cross-compiler prefix
689 if ('CROSS_PREFIX' in os.environ):
690 cross_prefix = os.environ['CROSS_PREFIX']
691 else:
692 cross_prefix = "/usr/local/cross"
693
694 # Prefix binutils tools on Solaris
695 if (os.uname()[0] == "SunOS"):
696 binutils_prefix = "g"
697 else:
698 binutils_prefix = ""
699
700 owd = sandbox_enter()
701
702 try:
703 # Common utilities
704 check_app(["ln", "--version"], "Symlink utility", "usually part of coreutils")
705 check_app(["rm", "--version"], "File remove utility", "usually part of coreutils")
706 check_app(["mkdir", "--version"], "Directory creation utility", "usually part of coreutils")
707 check_app(["cp", "--version"], "Copy utility", "usually part of coreutils")
708 check_app(["find", "--version"], "Find utility", "usually part of findutils")
709 check_app(["diff", "--version"], "Diff utility", "usually part of diffutils")
710 check_app(["make", "--version"], "Make utility", "preferably GNU Make")
711 check_app(["makedepend", "-f", "-"], "Makedepend utility", "usually part of imake or xutils")
712
713 # Compiler
714 common['CC_ARGS'] = []
715 if (config['COMPILER'] == "gcc_cross"):
716 target, cc_args, gnu_target, clang_target_unused = get_target(config)
717
718 path = "%s/%s/bin" % (cross_prefix, target)
719 prefix = "%s-" % gnu_target
720
721 check_gcc(path, prefix, common, PACKAGE_CROSS)
722 check_binutils(path, prefix, common, PACKAGE_CROSS)
723
724 check_common(common, "GCC")
725 common['CC'] = common['GCC']
726 common['CC_ARGS'].extend(cc_args)
727
728 if (config['COMPILER'] == "gcc_native"):
729 check_gcc(None, "", common, PACKAGE_GCC)
730 check_binutils(None, binutils_prefix, common, PACKAGE_BINUTILS)
731
732 check_common(common, "GCC")
733 common['CC'] = common['GCC']
734
735 if (config['COMPILER'] == "icc"):
736 common['CC'] = "icc"
737 check_app([common['CC'], "-V"], "Intel C++ Compiler", "support is experimental")
738 check_gcc(None, "", common, PACKAGE_GCC)
739 check_binutils(None, binutils_prefix, common, PACKAGE_BINUTILS)
740
741 if (config['COMPILER'] == "clang"):
742 target, cc_args, gnu_target, clang_target = get_target(config, True)
743 path = "%s/%s/bin" % (cross_prefix, target)
744 prefix = "%s-" % gnu_target
745
746 common['CC'] = "clang"
747 common['CC_ARGS'].extend(cc_args)
748 common['CC_ARGS'].append("-target")
749 common['CC_ARGS'].append(clang_target)
750 check_app([common['CC'], "--version"], "Clang compiler", "preferably version 1.0 or newer")
751 check_gcc(path, prefix, common, PACKAGE_GCC)
752 check_binutils(path, prefix, common, PACKAGE_BINUTILS)
753
754 # Platform-specific utilities
755 if ((config['BARCH'] == "amd64") or (config['BARCH'] == "ia32") or (config['BARCH'] == "ppc32") or (config['BARCH'] == "sparc64")):
756 common['GENISOIMAGE'] = check_app_alternatives(["mkisofs", "genisoimage"], ["--version"], "ISO 9660 creation utility", "usually part of genisoimage")
757
758 probe = probe_compiler(common,
759 [
760 {'type': 'long long int', 'tag': 'LLONG', 'strc': '"ll"', 'conc': '"LL"'},
761 {'type': 'long int', 'tag': 'LONG', 'strc': '"l"', 'conc': '"L"'},
762 {'type': 'int', 'tag': 'INT', 'strc': '""', 'conc': '""'},
763 {'type': 'short int', 'tag': 'SHORT', 'strc': '"h"', 'conc': '"@"'},
764 {'type': 'char', 'tag': 'CHAR', 'strc': '"hh"', 'conc': '"@@"'}
765 ],
766 [
767 {'type': 'long double', 'tag': 'LONG_DOUBLE'},
768 {'type': 'double', 'tag': 'DOUBLE'},
769 {'type': 'float', 'tag': 'FLOAT'}
770 ]
771 )
772
773 maps = detect_sizes(probe, [1, 2, 4, 8], ['CHAR', 'SHORT', 'INT', 'LONG', 'LLONG'], ['LONG_DOUBLE', 'DOUBLE', 'FLOAT'])
774
775 finally:
776 sandbox_leave(owd)
777
778 create_makefile(MAKEFILE, common)
779 create_header(HEADER, maps)
780
781 return 0
782
783if __name__ == '__main__':
784 sys.exit(main())
Note: See TracBrowser for help on using the repository browser.