100 lines
4.2 KiB
Python
100 lines
4.2 KiB
Python
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# Recipe creation tool - kernel support plugin
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#
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# Copyright (C) 2016 Intel Corporation
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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import re
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import logging
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from recipetool.create import RecipeHandler, read_pkgconfig_provides, validate_pv
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logger = logging.getLogger('recipetool')
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tinfoil = None
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def tinfoil_init(instance):
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global tinfoil
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tinfoil = instance
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class KernelRecipeHandler(RecipeHandler):
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def process(self, srctree, classes, lines_before, lines_after, handled, extravalues):
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import bb.process
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if 'buildsystem' in handled:
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return False
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for tell in ['arch', 'firmware', 'Kbuild', 'Kconfig']:
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if not os.path.exists(os.path.join(srctree, tell)):
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return False
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handled.append('buildsystem')
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del lines_after[:]
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del classes[:]
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template = os.path.join(tinfoil.config_data.getVar('COREBASE'), 'meta-skeleton', 'recipes-kernel', 'linux', 'linux-yocto-custom.bb')
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def handle_var(varname, origvalue, op, newlines):
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if varname in ['SRCREV', 'SRCREV_machine']:
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while newlines[-1].startswith('#'):
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del newlines[-1]
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try:
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stdout, _ = bb.process.run('git rev-parse HEAD', cwd=srctree, shell=True)
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except bb.process.ExecutionError as e:
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stdout = None
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if stdout:
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return stdout.strip(), op, 0, True
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elif varname == 'LINUX_VERSION':
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makefile = os.path.join(srctree, 'Makefile')
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if os.path.exists(makefile):
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kversion = -1
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kpatchlevel = -1
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ksublevel = -1
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kextraversion = ''
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with open(makefile, 'r', errors='surrogateescape') as f:
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for i, line in enumerate(f):
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if i > 10:
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break
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if line.startswith('VERSION ='):
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kversion = int(line.split('=')[1].strip())
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elif line.startswith('PATCHLEVEL ='):
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kpatchlevel = int(line.split('=')[1].strip())
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elif line.startswith('SUBLEVEL ='):
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ksublevel = int(line.split('=')[1].strip())
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elif line.startswith('EXTRAVERSION ='):
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kextraversion = line.split('=')[1].strip()
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version = ''
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if kversion > -1 and kpatchlevel > -1:
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version = '%d.%d' % (kversion, kpatchlevel)
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if ksublevel > -1:
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version += '.%d' % ksublevel
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version += kextraversion
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if version:
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return version, op, 0, True
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elif varname == 'SRC_URI':
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while newlines[-1].startswith('#'):
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del newlines[-1]
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elif varname == 'COMPATIBLE_MACHINE':
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while newlines[-1].startswith('#'):
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del newlines[-1]
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machine = tinfoil.config_data.getVar('MACHINE')
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return machine, op, 0, True
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return origvalue, op, 0, True
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with open(template, 'r') as f:
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varlist = ['SRCREV', 'SRCREV_machine', 'SRC_URI', 'LINUX_VERSION', 'COMPATIBLE_MACHINE']
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(_, newlines) = bb.utils.edit_metadata(f, varlist, handle_var)
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lines_before[:] = [line.rstrip('\n') for line in newlines]
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return True
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def register_recipe_handlers(handlers):
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handlers.append((KernelRecipeHandler(), 100))
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