diff options
Diffstat (limited to 'yocto-poky/meta/files/ext-sdk-prepare.py')
-rw-r--r-- | yocto-poky/meta/files/ext-sdk-prepare.py | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/yocto-poky/meta/files/ext-sdk-prepare.py b/yocto-poky/meta/files/ext-sdk-prepare.py new file mode 100644 index 000000000..605e2ebef --- /dev/null +++ b/yocto-poky/meta/files/ext-sdk-prepare.py @@ -0,0 +1,103 @@ +#!/usr/bin/env python + +# Prepare the build system within the extensible SDK + +import sys +import os +import subprocess + +def exec_watch(cmd, **options): + """Run program with stdout shown on sys.stdout""" + if isinstance(cmd, basestring) and not "shell" in options: + options["shell"] = True + + process = subprocess.Popen( + cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, **options + ) + + buf = '' + while True: + out = process.stdout.read(1) + if out: + sys.stdout.write(out) + sys.stdout.flush() + buf += out + elif out == '' and process.poll() != None: + break + + return process.returncode, buf + +def check_unexpected(lines, recipes): + """Check for unexpected output lines from dry run""" + unexpected = [] + for line in lines.splitlines(): + if 'Running task' in line: + for recipe in recipes: + if recipe in line: + break + else: + line = line.split('Running', 1)[-1] + if 'do_rm_work' not in line: + unexpected.append(line.rstrip()) + elif 'Running setscene' in line: + unexpected.append(line.rstrip()) + return unexpected + +def main(): + if len(sys.argv) < 2: + sdk_targets = [] + else: + sdk_targets = ' '.join(sys.argv[1:]).split() + if not sdk_targets: + # Just do a parse so the cache is primed + ret, _ = exec_watch('bitbake -p') + return ret + + print('Preparing SDK for %s...' % ', '.join(sdk_targets)) + + ret, out = exec_watch('bitbake %s --setscene-only' % ' '.join(sdk_targets)) + if ret: + return ret + + targetlist = [] + for target in sdk_targets: + if ':' in target: + target = target.split(':')[0] + if not target in targetlist: + targetlist.append(target) + + recipes = [] + for target in targetlist: + try: + out = subprocess.check_output(('bitbake -e %s' % target).split(), stderr=subprocess.STDOUT) + for line in out.splitlines(): + if line.startswith('FILE='): + splitval = line.rstrip().split('=') + if len(splitval) > 1: + recipes.append(splitval[1].strip('"')) + break + except subprocess.CalledProcessError as e: + print('ERROR: Failed to get recipe for target %s:\n%s' % (target, e.output)) + return 1 + + try: + out = subprocess.check_output('bitbake %s -n' % ' '.join(sdk_targets), stderr=subprocess.STDOUT, shell=True) + unexpected = check_unexpected(out, recipes) + except subprocess.CalledProcessError as e: + print('ERROR: Failed to execute dry-run:\n%s' % e.output) + return 1 + + if unexpected: + print('ERROR: Unexpected tasks or setscene left over to be executed:') + for line in unexpected: + print(' ' + line) + return 1 + +if __name__ == "__main__": + try: + ret = main() + except Exception: + ret = 1 + import traceback + traceback.print_exc() + sys.exit(ret) |