| #! /usr/bin/env python |
| |
| # Copyright (c) 2009-2013, The Linux Foundation. All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are met: |
| # * Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # * Redistributions in binary form must reproduce the above copyright |
| # notice, this list of conditions and the following disclaimer in the |
| # documentation and/or other materials provided with the distribution. |
| # * Neither the name of The Linux Foundation nor |
| # the names of its contributors may be used to endorse or promote |
| # products derived from this software without specific prior written |
| # permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| # IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| # NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| # EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| # PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| # OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| # WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| # OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| # ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| # Build the kernel for all targets using the Android build environment. |
| # |
| # TODO: Accept arguments to indicate what to build. |
| |
| import glob |
| from optparse import OptionParser |
| import subprocess |
| import os |
| import os.path |
| import re |
| import shutil |
| import sys |
| |
| version = 'build-all.py, version 0.01' |
| |
| build_dir = '../all-kernels' |
| make_command = ["vmlinux", "modules", "dtbs"] |
| make_env = os.environ |
| make_env.update({ |
| 'ARCH': 'arm', |
| 'CROSS_COMPILE': 'arm-none-linux-gnueabi-', |
| 'KCONFIG_NOTIMESTAMP': 'true' }) |
| all_options = {} |
| |
| def error(msg): |
| sys.stderr.write("error: %s\n" % msg) |
| |
| def fail(msg): |
| """Fail with a user-printed message""" |
| error(msg) |
| sys.exit(1) |
| |
| def check_kernel(): |
| """Ensure that PWD is a kernel directory""" |
| if (not os.path.isfile('MAINTAINERS') or |
| not os.path.isfile('arch/arm/mach-msm/Kconfig')): |
| fail("This doesn't seem to be an MSM kernel dir") |
| |
| def check_build(): |
| """Ensure that the build directory is present.""" |
| if not os.path.isdir(build_dir): |
| try: |
| os.makedirs(build_dir) |
| except OSError as exc: |
| if exc.errno == errno.EEXIST: |
| pass |
| else: |
| raise |
| |
| def update_config(file, str): |
| print 'Updating %s with \'%s\'\n' % (file, str) |
| defconfig = open(file, 'a') |
| defconfig.write(str + '\n') |
| defconfig.close() |
| |
| def scan_configs(): |
| """Get the full list of defconfigs appropriate for this tree.""" |
| names = {} |
| arch_pats = ( |
| r'[fm]sm[0-9]*_defconfig', |
| r'apq*_defconfig', |
| r'qsd*_defconfig', |
| ) |
| for p in arch_pats: |
| for n in glob.glob('arch/arm/configs/' + p): |
| names[os.path.basename(n)[:-10]] = n |
| return names |
| |
| class Builder: |
| def __init__(self, logname): |
| self.logname = logname |
| self.fd = open(logname, 'w') |
| |
| def run(self, args): |
| devnull = open('/dev/null', 'r') |
| proc = subprocess.Popen(args, stdin=devnull, |
| env=make_env, |
| bufsize=0, |
| stdout=subprocess.PIPE, |
| stderr=subprocess.STDOUT) |
| count = 0 |
| # for line in proc.stdout: |
| rawfd = proc.stdout.fileno() |
| while True: |
| line = os.read(rawfd, 1024) |
| if not line: |
| break |
| self.fd.write(line) |
| self.fd.flush() |
| if all_options.verbose: |
| sys.stdout.write(line) |
| sys.stdout.flush() |
| else: |
| for i in range(line.count('\n')): |
| count += 1 |
| if count == 64: |
| count = 0 |
| print |
| sys.stdout.write('.') |
| sys.stdout.flush() |
| print |
| result = proc.wait() |
| |
| self.fd.close() |
| return result |
| |
| failed_targets = [] |
| |
| def build(target): |
| dest_dir = os.path.join(build_dir, target) |
| log_name = '%s/log-%s.log' % (build_dir, target) |
| print 'Building %s in %s log %s' % (target, dest_dir, log_name) |
| if not os.path.isdir(dest_dir): |
| os.mkdir(dest_dir) |
| defconfig = 'arch/arm/configs/%s_defconfig' % target |
| dotconfig = '%s/.config' % dest_dir |
| savedefconfig = '%s/defconfig' % dest_dir |
| shutil.copyfile(defconfig, dotconfig) |
| |
| staging_dir = 'install_staging' |
| modi_dir = '%s' % staging_dir |
| hdri_dir = '%s/usr' % staging_dir |
| shutil.rmtree(os.path.join(dest_dir, staging_dir), ignore_errors=True) |
| |
| devnull = open('/dev/null', 'r') |
| subprocess.check_call(['make', 'O=%s' % dest_dir, |
| '%s_defconfig' % target], env=make_env, stdin=devnull) |
| devnull.close() |
| |
| if not all_options.updateconfigs: |
| # Build targets can be dependent upon the completion of previous |
| # build targets, so build them one at a time. |
| cmd_line = ['make', |
| 'INSTALL_HDR_PATH=%s' % hdri_dir, |
| 'INSTALL_MOD_PATH=%s' % modi_dir, |
| 'O=%s' % dest_dir] |
| build_targets = [] |
| for c in make_command: |
| if re.match(r'^-{1,2}\w', c): |
| cmd_line.append(c) |
| else: |
| build_targets.append(c) |
| for t in build_targets: |
| build = Builder(log_name) |
| |
| result = build.run(cmd_line + [t]) |
| if result != 0: |
| if all_options.keep_going: |
| failed_targets.append(target) |
| fail_or_error = error |
| else: |
| fail_or_error = fail |
| fail_or_error("Failed to build %s, see %s" % |
| (target, build.logname)) |
| |
| # Copy the defconfig back. |
| if all_options.configs or all_options.updateconfigs: |
| devnull = open('/dev/null', 'r') |
| subprocess.check_call(['make', 'O=%s' % dest_dir, |
| 'savedefconfig'], env=make_env, stdin=devnull) |
| devnull.close() |
| shutil.copyfile(savedefconfig, defconfig) |
| |
| def build_many(allconf, targets): |
| print "Building %d target(s)" % len(targets) |
| for target in targets: |
| if all_options.updateconfigs: |
| update_config(allconf[target], all_options.updateconfigs) |
| build(target) |
| if failed_targets: |
| fail('\n '.join(["Failed targets:"] + |
| [target for target in failed_targets])) |
| |
| def main(): |
| global make_command |
| |
| check_kernel() |
| check_build() |
| |
| configs = scan_configs() |
| |
| usage = (""" |
| %prog [options] all -- Build all targets |
| %prog [options] target target ... -- List specific targets |
| %prog [options] perf -- Build all perf targets |
| %prog [options] noperf -- Build all non-perf targets""") |
| parser = OptionParser(usage=usage, version=version) |
| parser.add_option('--configs', action='store_true', |
| dest='configs', |
| help="Copy configs back into tree") |
| parser.add_option('--list', action='store_true', |
| dest='list', |
| help='List available targets') |
| parser.add_option('-v', '--verbose', action='store_true', |
| dest='verbose', |
| help='Output to stdout in addition to log file') |
| parser.add_option('--oldconfig', action='store_true', |
| dest='oldconfig', |
| help='Only process "make oldconfig"') |
| parser.add_option('--updateconfigs', |
| dest='updateconfigs', |
| help="Update defconfigs with provided option setting, " |
| "e.g. --updateconfigs=\'CONFIG_USE_THING=y\'") |
| parser.add_option('-j', '--jobs', type='int', dest="jobs", |
| help="Number of simultaneous jobs") |
| parser.add_option('-l', '--load-average', type='int', |
| dest='load_average', |
| help="Don't start multiple jobs unless load is below LOAD_AVERAGE") |
| parser.add_option('-k', '--keep-going', action='store_true', |
| dest='keep_going', default=False, |
| help="Keep building other targets if a target fails") |
| parser.add_option('-m', '--make-target', action='append', |
| help='Build the indicated make target (default: %s)' % |
| ' '.join(make_command)) |
| |
| (options, args) = parser.parse_args() |
| global all_options |
| all_options = options |
| |
| if options.list: |
| print "Available targets:" |
| for target in configs.keys(): |
| print " %s" % target |
| sys.exit(0) |
| |
| if options.oldconfig: |
| make_command = ["oldconfig"] |
| elif options.make_target: |
| make_command = options.make_target |
| |
| if options.jobs: |
| make_command.append("-j%d" % options.jobs) |
| if options.load_average: |
| make_command.append("-l%d" % options.load_average) |
| |
| if args == ['all']: |
| build_many(configs, configs.keys()) |
| elif args == ['perf']: |
| targets = [] |
| for t in configs.keys(): |
| if "perf" in t: |
| targets.append(t) |
| build_many(configs, targets) |
| elif args == ['noperf']: |
| targets = [] |
| for t in configs.keys(): |
| if "perf" not in t: |
| targets.append(t) |
| build_many(configs, targets) |
| elif len(args) > 0: |
| targets = [] |
| for t in args: |
| if t not in configs.keys(): |
| parser.error("Target '%s' not one of %s" % (t, configs.keys())) |
| targets.append(t) |
| build_many(configs, targets) |
| else: |
| parser.error("Must specify a target to build, or 'all'") |
| |
| if __name__ == "__main__": |
| main() |
