source: mainline/tools/autotool.py@ bc7ec7c

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since bc7ec7c was 058c240, checked in by Dzejrou <dzejrou@…>, 7 years ago

cpp: added c++ to the build system, created libcpp, added and implemented the header file cstdio to libcpp
  • Property mode set to 100755
File size: 21.7 KB
Line 
1#!/usr/bin/env python2
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.new'
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"
53PACKAGE_CLANG = "reasonably recent version of clang needs to be installed"
54
55COMPILER_FAIL = "The compiler is probably not capable to compile HelenOS."
56COMPILER_WARNING = "The compilation of HelenOS might fail."
57
58PROBE_HEAD = """#define AUTOTOOL_DECLARE(category, tag, name, signedness, base, size, compatible) \\
59 asm volatile ( \\
60 "AUTOTOOL_DECLARE\\t" category "\\t" tag "\\t" name "\\t" signedness "\\t" base "\\t%[size_val]\\t%[cmp_val]\\n" \\
61 : \\
62 : [size_val] "n" (size), [cmp_val] "n" (compatible) \\
63 )
64
65#define STRING(arg) STRING_ARG(arg)
66#define STRING_ARG(arg) #arg
67
68#define DECLARE_BUILTIN_TYPE(tag, type) \\
69 AUTOTOOL_DECLARE("unsigned long long int", tag, STRING(type), "unsigned", "long long", sizeof(type), __builtin_types_compatible_p(type, unsigned long long int)); \\
70 AUTOTOOL_DECLARE("unsigned long int", tag, STRING(type), "unsigned", "long", sizeof(type), __builtin_types_compatible_p(type, unsigned long int)); \\
71 AUTOTOOL_DECLARE("unsigned int", tag, STRING(type), "unsigned", "int", sizeof(type), __builtin_types_compatible_p(type, unsigned int)); \\
72 AUTOTOOL_DECLARE("unsigned short int", tag, STRING(type), "unsigned", "short", sizeof(type), __builtin_types_compatible_p(type, unsigned short int)); \\
73 AUTOTOOL_DECLARE("unsigned char", tag, STRING(type), "unsigned", "char", sizeof(type), __builtin_types_compatible_p(type, unsigned char)); \\
74 AUTOTOOL_DECLARE("signed long long int", tag, STRING(type), "signed", "long long", sizeof(type), __builtin_types_compatible_p(type, signed long long int)); \\
75 AUTOTOOL_DECLARE("signed long int", tag, STRING(type), "signed", "long", sizeof(type), __builtin_types_compatible_p(type, signed long int)); \\
76 AUTOTOOL_DECLARE("signed int", tag, STRING(type), "signed", "int", sizeof(type), __builtin_types_compatible_p(type, signed int)); \\
77 AUTOTOOL_DECLARE("signed short int", tag, STRING(type), "signed", "short", sizeof(type), __builtin_types_compatible_p(type, signed short int)); \\
78 AUTOTOOL_DECLARE("signed char", tag, STRING(type), "signed", "char", sizeof(type), __builtin_types_compatible_p(type, signed char)); \\
79 AUTOTOOL_DECLARE("pointer", tag, STRING(type), "N/A", "pointer", sizeof(type), __builtin_types_compatible_p(type, void*)); \\
80 AUTOTOOL_DECLARE("long double", tag, STRING(type), "signed", "long double", sizeof(type), __builtin_types_compatible_p(type, long double)); \\
81 AUTOTOOL_DECLARE("double", tag, STRING(type), "signed", "double", sizeof(type), __builtin_types_compatible_p(type, double)); \\
82 AUTOTOOL_DECLARE("float", tag, STRING(type), "signed", "float", sizeof(type), __builtin_types_compatible_p(type, float));
83
84extern int main(int, char *[]);
85
86int main(int argc, char *argv[])
87{
88"""
89
90PROBE_TAIL = """}
91"""
92
93def read_config(fname, config):
94 "Read HelenOS build configuration"
95
96 inf = open(fname, 'r')
97
98 for line in inf:
99 res = re.match(r'^(?:#!# )?([^#]\w*)\s*=\s*(.*?)\s*$', line)
100 if (res):
101 config[res.group(1)] = res.group(2)
102
103 inf.close()
104
105def print_error(msg):
106 "Print a bold error message"
107
108 sys.stderr.write("\n")
109 sys.stderr.write("######################################################################\n")
110 sys.stderr.write("HelenOS build sanity check error:\n")
111 sys.stderr.write("\n")
112 sys.stderr.write("%s\n" % "\n".join(msg))
113 sys.stderr.write("######################################################################\n")
114 sys.stderr.write("\n")
115
116 sys.exit(1)
117
118def print_warning(msg):
119 "Print a bold error message"
120
121 sys.stderr.write("\n")
122 sys.stderr.write("######################################################################\n")
123 sys.stderr.write("HelenOS build sanity check warning:\n")
124 sys.stderr.write("\n")
125 sys.stderr.write("%s\n" % "\n".join(msg))
126 sys.stderr.write("######################################################################\n")
127 sys.stderr.write("\n")
128
129 time.sleep(5)
130
131def sandbox_enter():
132 "Create a temporal sandbox directory for running tests"
133
134 if (os.path.exists(SANDBOX)):
135 if (os.path.isdir(SANDBOX)):
136 try:
137 shutil.rmtree(SANDBOX)
138 except:
139 print_error(["Unable to cleanup the directory \"%s\"." % SANDBOX])
140 else:
141 print_error(["Please inspect and remove unexpected directory,",
142 "entry \"%s\"." % SANDBOX])
143
144 try:
145 os.mkdir(SANDBOX)
146 except:
147 print_error(["Unable to create sandbox directory \"%s\"." % SANDBOX])
148
149 owd = os.getcwd()
150 os.chdir(SANDBOX)
151
152 return owd
153
154def sandbox_leave(owd):
155 "Leave the temporal sandbox directory"
156
157 os.chdir(owd)
158
159def check_config(config, key):
160 "Check whether the configuration key exists"
161
162 if (not key in config):
163 print_error(["Build configuration of HelenOS does not contain %s." % key,
164 "Try running \"make config\" again.",
165 "If the problem persists, please contact the developers of HelenOS."])
166
167def check_common(common, key):
168 "Check whether the common key exists"
169
170 if (not key in common):
171 print_error(["Failed to determine the value %s." % key,
172 "Please contact the developers of HelenOS."])
173
174def get_target(config):
175 platform = None
176 gnu_target = None
177 helenos_target = None
178 target = None
179 cc_args = []
180
181 if (config['PLATFORM'] == "abs32le"):
182 check_config(config, "CROSS_TARGET")
183 platform = config['CROSS_TARGET']
184
185 if (config['CROSS_TARGET'] == "arm32"):
186 gnu_target = "arm-linux-gnueabi"
187 helenos_target = "arm-helenos"
188
189 if (config['CROSS_TARGET'] == "ia32"):
190 gnu_target = "i686-pc-linux-gnu"
191 helenos_target = "i686-helenos"
192
193 if (config['CROSS_TARGET'] == "mips32"):
194 cc_args.append("-mabi=32")
195 gnu_target = "mipsel-linux-gnu"
196 helenos_target = "mipsel-helenos"
197
198 if (config['PLATFORM'] == "amd64"):
199 platform = config['PLATFORM']
200 gnu_target = "amd64-unknown-elf"
201 helenos_target = "amd64-helenos"
202
203 if (config['PLATFORM'] == "arm32"):
204 platform = config['PLATFORM']
205 gnu_target = "arm-linux-gnueabi"
206 helenos_target = "arm-helenos"
207
208 if (config['PLATFORM'] == "ia32"):
209 platform = config['PLATFORM']
210 gnu_target = "i686-pc-linux-gnu"
211 helenos_target = "i686-helenos"
212
213 if (config['PLATFORM'] == "ia64"):
214 platform = config['PLATFORM']
215 gnu_target = "ia64-pc-linux-gnu"
216 helenos_target = "ia64-helenos"
217
218 if (config['PLATFORM'] == "mips32"):
219 check_config(config, "MACHINE")
220 cc_args.append("-mabi=32")
221
222 if ((config['MACHINE'] == "msim") or (config['MACHINE'] == "lmalta")):
223 platform = config['PLATFORM']
224 gnu_target = "mipsel-linux-gnu"
225 helenos_target = "mipsel-helenos"
226
227 if ((config['MACHINE'] == "bmalta")):
228 platform = "mips32eb"
229 gnu_target = "mips-linux-gnu"
230 helenos_target = "mips-helenos"
231
232 if (config['PLATFORM'] == "mips64"):
233 check_config(config, "MACHINE")
234 cc_args.append("-mabi=64")
235
236 if (config['MACHINE'] == "msim"):
237 platform = config['PLATFORM']
238 gnu_target = "mips64el-linux-gnu"
239 helenos_target = "mips64el-helenos"
240
241 if (config['PLATFORM'] == "ppc32"):
242 platform = config['PLATFORM']
243 gnu_target = "ppc-linux-gnu"
244 helenos_target = "ppc-helenos"
245
246 if (config['PLATFORM'] == "riscv64"):
247 platform = config['PLATFORM']
248 gnu_target = "riscv64-unknown-linux-gnu"
249 helenos_target = "riscv64-helenos"
250
251 if (config['PLATFORM'] == "sparc64"):
252 platform = config['PLATFORM']
253 gnu_target = "sparc64-linux-gnu"
254 helenos_target = "sparc64-helenos"
255
256 if (config['COMPILER'] == "gcc_helenos"):
257 target = helenos_target
258 else:
259 target = gnu_target
260
261 return (platform, cc_args, target)
262
263def check_app(args, name, details):
264 "Check whether an application can be executed"
265
266 try:
267 sys.stderr.write("Checking for %s ... " % args[0])
268 subprocess.Popen(args, stdout = subprocess.PIPE, stderr = subprocess.PIPE).wait()
269 except:
270 sys.stderr.write("failed\n")
271 print_error(["%s is missing." % name,
272 "",
273 "Execution of \"%s\" has failed. Please make sure that it" % " ".join(args),
274 "is installed in your system (%s)." % details])
275
276 sys.stderr.write("ok\n")
277
278def check_app_alternatives(alts, args, name, details):
279 "Check whether an application can be executed (use several alternatives)"
280
281 tried = []
282 found = None
283
284 for alt in alts:
285 working = True
286 cmdline = [alt] + args
287 tried.append(" ".join(cmdline))
288
289 try:
290 sys.stderr.write("Checking for %s ... " % alt)
291 subprocess.Popen(cmdline, stdout = subprocess.PIPE, stderr = subprocess.PIPE).wait()
292 except:
293 sys.stderr.write("failed\n")
294 working = False
295
296 if (working):
297 sys.stderr.write("ok\n")
298 found = alt
299 break
300
301 if (found is None):
302 print_error(["%s is missing." % name,
303 "",
304 "Please make sure that it is installed in your",
305 "system (%s)." % details,
306 "",
307 "The following alternatives were tried:"] + tried)
308
309 return found
310
311def check_clang(path, prefix, common, details):
312 "Check for clang"
313
314 common['CLANG'] = "%sclang" % prefix
315
316 if (not path is None):
317 common['CLANG'] = "%s/%s" % (path, common['CLANG'])
318
319 check_app([common['CLANG'], "--version"], "clang", details)
320
321def check_gcc(path, prefix, common, details):
322 "Check for GCC"
323
324 common['GCC'] = "%sgcc" % prefix
325 common['GPP'] = "%sg++" % prefix
326
327 if (not path is None):
328 common['GCC'] = "%s/%s" % (path, common['GCC'])
329 common['GPP'] = "%s/%s" % (path, common['GPP'])
330
331 check_app([common['GCC'], "--version"], "GNU GCC", details)
332
333def check_binutils(path, prefix, common, details):
334 "Check for binutils toolchain"
335
336 common['AS'] = "%sas" % prefix
337 common['LD'] = "%sld" % prefix
338 common['AR'] = "%sar" % prefix
339 common['OBJCOPY'] = "%sobjcopy" % prefix
340 common['OBJDUMP'] = "%sobjdump" % prefix
341 common['STRIP'] = "%sstrip" % prefix
342
343 if (not path is None):
344 for key in ["AS", "LD", "AR", "OBJCOPY", "OBJDUMP", "STRIP"]:
345 common[key] = "%s/%s" % (path, common[key])
346
347 check_app([common['AS'], "--version"], "GNU Assembler", details)
348 check_app([common['LD'], "--version"], "GNU Linker", details)
349 check_app([common['AR'], "--version"], "GNU Archiver", details)
350 check_app([common['OBJCOPY'], "--version"], "GNU Objcopy utility", details)
351 check_app([common['OBJDUMP'], "--version"], "GNU Objdump utility", details)
352 check_app([common['STRIP'], "--version"], "GNU strip", details)
353
354def decode_value(value):
355 "Decode integer value"
356
357 base = 10
358
359 if ((value.startswith('$')) or (value.startswith('#'))):
360 value = value[1:]
361
362 if (value.startswith('0x')):
363 value = value[2:]
364 base = 16
365
366 return int(value, base)
367
368def probe_compiler(common, typesizes):
369 "Generate, compile and parse probing source"
370
371 check_common(common, "CC")
372
373 outf = open(PROBE_SOURCE, 'w')
374 outf.write(PROBE_HEAD)
375
376 for typedef in typesizes:
377 if 'def' in typedef:
378 outf.write("#ifdef %s\n" % typedef['def'])
379 outf.write("\tDECLARE_BUILTIN_TYPE(\"%s\", %s);\n" % (typedef['tag'], typedef['type']))
380 if 'def' in typedef:
381 outf.write("#endif\n")
382
383 outf.write(PROBE_TAIL)
384 outf.close()
385
386 args = common['CC_AUTOGEN'].split(' ')
387 args.extend(["-S", "-o", PROBE_OUTPUT, PROBE_SOURCE])
388
389 try:
390 sys.stderr.write("Checking compiler properties ... ")
391 output = subprocess.Popen(args, stdout = subprocess.PIPE, stderr = subprocess.PIPE).communicate()
392 except:
393 sys.stderr.write("failed\n")
394 print_error(["Error executing \"%s\"." % " ".join(args),
395 "Make sure that the compiler works properly."])
396
397 if (not os.path.isfile(PROBE_OUTPUT)):
398 sys.stderr.write("failed\n")
399 print(output[1])
400 print_error(["Error executing \"%s\"." % " ".join(args),
401 "The compiler did not produce the output file \"%s\"." % PROBE_OUTPUT,
402 "",
403 output[0],
404 output[1]])
405
406 sys.stderr.write("ok\n")
407
408 inf = open(PROBE_OUTPUT, 'r')
409 lines = inf.readlines()
410 inf.close()
411
412 builtins = {}
413
414 for j in range(len(lines)):
415 tokens = lines[j].strip().split("\t")
416
417 if (len(tokens) > 0):
418 if (tokens[0] == "AUTOTOOL_DECLARE"):
419 if (len(tokens) < 8):
420 print_error(["Malformed declaration in \"%s\" on line %s." % (PROBE_OUTPUT, j), COMPILER_FAIL])
421
422 category = tokens[1]
423 tag = tokens[2]
424 name = tokens[3]
425 signedness = tokens[4]
426 base = tokens[5]
427 size = tokens[6]
428 compatible = tokens[7]
429
430 try:
431 compatible_int = decode_value(compatible)
432 size_int = decode_value(size)
433 except:
434 print_error(["Integer value expected in \"%s\" on line %s." % (PROBE_OUTPUT, j), COMPILER_FAIL])
435
436 if (compatible_int == 1):
437 builtins[tag] = {
438 'tag': tag,
439 'name': name,
440 'sign': signedness,
441 'base': base,
442 'size': size_int,
443 }
444
445 for typedef in typesizes:
446 if not typedef['tag'] in builtins:
447 print_error(['Unable to determine the properties of type %s.' % typedef['tag'],
448 COMPILER_FAIL])
449 if 'sname' in typedef:
450 builtins[typedef['tag']]['sname'] = typedef['sname']
451
452 return builtins
453
454def get_suffix(type):
455 if type['sign'] == 'unsigned':
456 return {
457 "char": "",
458 "short": "",
459 "int": "U",
460 "long": "UL",
461 "long long": "ULL",
462 }[type['base']]
463 else:
464 return {
465 "char": "",
466 "short": "",
467 "int": "",
468 "long": "L",
469 "long long": "LL",
470 }[type['base']]
471
472def get_max(type):
473 val = (1 << (type['size']*8 - 1))
474 if type['sign'] == 'unsigned':
475 val *= 2
476 return val - 1
477
478def detect_sizes(probe):
479 "Detect properties of builtin types"
480
481 macros = {}
482
483 for type in probe.values():
484 macros['__SIZEOF_%s__' % type['tag']] = type['size']
485
486 if ('sname' in type):
487 macros['__%s_TYPE__' % type['sname']] = type['name']
488 macros['__%s_WIDTH__' % type['sname']] = type['size']*8
489 macros['__%s_%s__' % (type['sname'], type['sign'].upper())] = "1"
490 macros['__%s_C_SUFFIX__' % type['sname']] = get_suffix(type)
491 macros['__%s_MAX__' % type['sname']] = "%d%s" % (get_max(type), get_suffix(type))
492
493 if (probe['SIZE_T']['sign'] != 'unsigned'):
494 print_error(['The type size_t is not unsigned.', COMPILER_FAIL])
495
496 return macros
497
498def create_makefile(mkname, common):
499 "Create makefile output"
500
501 outmk = open(mkname, 'w')
502
503 outmk.write('#########################################\n')
504 outmk.write('## AUTO-GENERATED FILE, DO NOT EDIT!!! ##\n')
505 outmk.write('## Generated by: tools/autotool.py ##\n')
506 outmk.write('#########################################\n\n')
507
508 for key, value in common.items():
509 if (type(value) is list):
510 outmk.write('%s = %s\n' % (key, " ".join(value)))
511 else:
512 outmk.write('%s = %s\n' % (key, value))
513
514 outmk.close()
515
516def create_header(hdname, macros):
517 "Create header output"
518
519 outhd = open(hdname, 'w')
520
521 outhd.write('/***************************************\n')
522 outhd.write(' * AUTO-GENERATED FILE, DO NOT EDIT!!! *\n')
523 outhd.write(' * Generated by: tools/autotool.py *\n')
524 outhd.write(' ***************************************/\n\n')
525
526 outhd.write('#ifndef %s\n' % GUARD)
527 outhd.write('#define %s\n\n' % GUARD)
528
529 for macro in sorted(macros):
530 outhd.write('#ifndef %s\n' % macro)
531 outhd.write('#define %s %s\n' % (macro, macros[macro]))
532 outhd.write('#endif\n\n')
533
534 outhd.write('\n#endif\n')
535 outhd.close()
536
537def main():
538 config = {}
539 common = {}
540
541 # Read and check configuration
542 if os.path.exists(CONFIG):
543 read_config(CONFIG, config)
544 else:
545 print_error(["Configuration file %s not found! Make sure that the" % CONFIG,
546 "configuration phase of HelenOS build went OK. Try running",
547 "\"make config\" again."])
548
549 check_config(config, "PLATFORM")
550 check_config(config, "COMPILER")
551 check_config(config, "BARCH")
552
553 # Cross-compiler prefix
554 if ('CROSS_PREFIX' in os.environ):
555 cross_prefix = os.environ['CROSS_PREFIX']
556 else:
557 cross_prefix = "/usr/local/cross"
558
559 # HelenOS cross-compiler prefix
560 if ('CROSS_HELENOS_PREFIX' in os.environ):
561 cross_helenos_prefix = os.environ['CROSS_HELENOS_PREFIX']
562 else:
563 cross_helenos_prefix = "/usr/local/cross-helenos"
564
565 # Prefix binutils tools on Solaris
566 if (os.uname()[0] == "SunOS"):
567 binutils_prefix = "g"
568 else:
569 binutils_prefix = ""
570
571 owd = sandbox_enter()
572
573 try:
574 # Common utilities
575 check_app(["ln", "--version"], "Symlink utility", "usually part of coreutils")
576 check_app(["rm", "--version"], "File remove utility", "usually part of coreutils")
577 check_app(["mkdir", "--version"], "Directory creation utility", "usually part of coreutils")
578 check_app(["cp", "--version"], "Copy utility", "usually part of coreutils")
579 check_app(["find", "--version"], "Find utility", "usually part of findutils")
580 check_app(["diff", "--version"], "Diff utility", "usually part of diffutils")
581 check_app(["make", "--version"], "Make utility", "preferably GNU Make")
582 check_app(["unzip"], "unzip utility", "usually part of zip/unzip utilities")
583 check_app(["tar", "--version"], "tar utility", "usually part of tar")
584
585 platform, cc_args, target = get_target(config)
586
587 if (platform is None) or (target is None):
588 print_error(["Unsupported compiler target.",
589 "Please contact the developers of HelenOS."])
590
591 path = "%s/%s/bin" % (cross_prefix, target)
592
593 # Compatibility with earlier toolchain paths.
594 if not os.path.exists(path):
595 if (config['COMPILER'] == "gcc_helenos"):
596 check_path = "%s/%s/%s" % (cross_helenos_prefix, platform, target)
597 if not os.path.exists(check_path):
598 print_error(["Toolchain for target is not installed, or CROSS_PREFIX is not set correctly."])
599 path = "%s/%s/bin" % (cross_helenos_prefix, platform)
600 else:
601 check_path = "%s/%s/%s" % (cross_prefix, platform, target)
602 if not os.path.exists(check_path):
603 print_error(["Toolchain for target is not installed, or CROSS_PREFIX is not set correctly."])
604 path = "%s/%s/bin" % (cross_prefix, platform)
605
606 common['TARGET'] = target
607 prefix = "%s-" % target
608
609 # Compiler
610 if (config['COMPILER'] == "gcc_cross" or config['COMPILER'] == "gcc_helenos"):
611 check_gcc(path, prefix, common, PACKAGE_CROSS)
612 check_binutils(path, prefix, common, PACKAGE_CROSS)
613
614 check_common(common, "GCC")
615 common['CC'] = " ".join([common['GCC']] + cc_args)
616 common['CC_AUTOGEN'] = common['CC']
617
618 check_common(common, "GPP")
619 common['CPP'] = common['GPP']
620
621 if (config['COMPILER'] == "gcc_native"):
622 check_gcc(None, "", common, PACKAGE_GCC)
623 check_binutils(None, binutils_prefix, common, PACKAGE_BINUTILS)
624
625 check_common(common, "GCC")
626 common['CC'] = common['GCC']
627 common['CC_AUTOGEN'] = common['CC']
628
629 if (config['COMPILER'] == "clang"):
630 check_binutils(path, prefix, common, PACKAGE_CROSS)
631 check_clang(path, prefix, common, PACKAGE_CLANG)
632
633 check_common(common, "CLANG")
634 common['CC'] = " ".join([common['CLANG']] + cc_args)
635 common['CC_AUTOGEN'] = common['CC'] + " -no-integrated-as"
636
637 if (config['INTEGRATED_AS'] == "yes"):
638 common['CC'] += " -integrated-as"
639
640 if (config['INTEGRATED_AS'] == "no"):
641 common['CC'] += " -no-integrated-as"
642
643 # Platform-specific utilities
644 if ((config['BARCH'] == "amd64") or (config['BARCH'] == "ia32") or (config['BARCH'] == "ppc32") or (config['BARCH'] == "sparc64")):
645 common['GENISOIMAGE'] = check_app_alternatives(["genisoimage", "mkisofs", "xorriso"], ["--version"], "ISO 9660 creation utility", "usually part of genisoimage")
646 if common['GENISOIMAGE'] == 'xorriso':
647 common['GENISOIMAGE'] += ' -as genisoimage'
648
649 probe = probe_compiler(common,
650 [
651 {'type': 'long long int', 'tag': 'LONG_LONG', 'sname': 'LLONG' },
652 {'type': 'long int', 'tag': 'LONG', 'sname': 'LONG' },
653 {'type': 'int', 'tag': 'INT', 'sname': 'INT' },
654 {'type': 'short int', 'tag': 'SHORT', 'sname': 'SHRT'},
655 {'type': 'void*', 'tag': 'POINTER'},
656 {'type': 'long double', 'tag': 'LONG_DOUBLE'},
657 {'type': 'double', 'tag': 'DOUBLE'},
658 {'type': 'float', 'tag': 'FLOAT'},
659 {'type': '__SIZE_TYPE__', 'tag': 'SIZE_T', 'def': '__SIZE_TYPE__', 'sname': 'SIZE' },
660 {'type': '__PTRDIFF_TYPE__', 'tag': 'PTRDIFF_T', 'def': '__PTRDIFF_TYPE__', 'sname': 'PTRDIFF' },
661 {'type': '__WINT_TYPE__', 'tag': 'WINT_T', 'def': '__WINT_TYPE__', 'sname': 'WINT' },
662 {'type': '__WCHAR_TYPE__', 'tag': 'WCHAR_T', 'def': '__WCHAR_TYPE__', 'sname': 'WCHAR' },
663 {'type': '__INTMAX_TYPE__', 'tag': 'INTMAX_T', 'def': '__INTMAX_TYPE__', 'sname': 'INTMAX' },
664 {'type': 'unsigned __INTMAX_TYPE__', 'tag': 'UINTMAX_T', 'def': '__INTMAX_TYPE__', 'sname': 'UINTMAX' },
665 ]
666 )
667
668 macros = detect_sizes(probe)
669
670 finally:
671 sandbox_leave(owd)
672
673 create_makefile(MAKEFILE, common)
674 create_header(HEADER, macros)
675
676 return 0
677
678if __name__ == '__main__':
679 sys.exit(main())
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