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# Recipe creation tool - create command build system handlers
#
# Copyright (C) 2014 Intel Corporation
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import re
import logging
from recipetool.create import RecipeHandler, read_pkgconfig_provides
logger = logging.getLogger('recipetool')
tinfoil = None
def tinfoil_init(instance):
global tinfoil
tinfoil = instance
class CmakeRecipeHandler(RecipeHandler):
def process(self, srctree, classes, lines_before, lines_after, handled):
if 'buildsystem' in handled:
return False
if RecipeHandler.checkfiles(srctree, ['CMakeLists.txt']):
classes.append('cmake')
lines_after.append('# Specify any options you want to pass to cmake using EXTRA_OECMAKE:')
lines_after.append('EXTRA_OECMAKE = ""')
lines_after.append('')
handled.append('buildsystem')
return True
return False
class SconsRecipeHandler(RecipeHandler):
def process(self, srctree, classes, lines_before, lines_after, handled):
if 'buildsystem' in handled:
return False
if RecipeHandler.checkfiles(srctree, ['SConstruct', 'Sconstruct', 'sconstruct']):
classes.append('scons')
lines_after.append('# Specify any options you want to pass to scons using EXTRA_OESCONS:')
lines_after.append('EXTRA_OESCONS = ""')
lines_after.append('')
handled.append('buildsystem')
return True
return False
class QmakeRecipeHandler(RecipeHandler):
def process(self, srctree, classes, lines_before, lines_after, handled):
if 'buildsystem' in handled:
return False
if RecipeHandler.checkfiles(srctree, ['*.pro']):
classes.append('qmake2')
handled.append('buildsystem')
return True
return False
class AutotoolsRecipeHandler(RecipeHandler):
def process(self, srctree, classes, lines_before, lines_after, handled):
if 'buildsystem' in handled:
return False
autoconf = False
if RecipeHandler.checkfiles(srctree, ['configure.ac', 'configure.in']):
autoconf = True
values = AutotoolsRecipeHandler.extract_autotools_deps(lines_before, srctree)
classes.extend(values.pop('inherit', '').split())
for var, value in values.iteritems():
lines_before.append('%s = "%s"' % (var, value))
else:
conffile = RecipeHandler.checkfiles(srctree, ['configure'])
if conffile:
# Check if this is just a pre-generated autoconf configure script
with open(conffile[0], 'r') as f:
for i in range(1, 10):
if 'Generated by GNU Autoconf' in f.readline():
autoconf = True
break
if autoconf:
lines_before.append('# NOTE: if this software is not capable of being built in a separate build directory')
lines_before.append('# from the source, you should replace autotools with autotools-brokensep in the')
lines_before.append('# inherit line')
classes.append('autotools')
lines_after.append('# Specify any options you want to pass to the configure script using EXTRA_OECONF:')
lines_after.append('EXTRA_OECONF = ""')
lines_after.append('')
handled.append('buildsystem')
return True
return False
@staticmethod
def extract_autotools_deps(outlines, srctree, acfile=None):
import shlex
import oe.package
values = {}
inherits = []
# FIXME this mapping is very thin
progmap = {'flex': 'flex-native',
'bison': 'bison-native',
'm4': 'm4-native'}
progclassmap = {'gconftool-2': 'gconf',
'pkg-config': 'pkgconfig'}
ignoredeps = ['gcc-runtime', 'glibc', 'uclibc']
pkg_re = re.compile('PKG_CHECK_MODULES\(\[?[a-zA-Z0-9]*\]?, \[?([^,\]]*)[),].*')
lib_re = re.compile('AC_CHECK_LIB\(\[?([a-zA-Z0-9]*)\]?, .*')
progs_re = re.compile('_PROGS?\(\[?[a-zA-Z0-9]*\]?, \[?([^,\]]*)\]?[),].*')
dep_re = re.compile('([^ ><=]+)( [<>=]+ [^ ><=]+)?')
# Build up lib library->package mapping
shlib_providers = oe.package.read_shlib_providers(tinfoil.config_data)
libdir = tinfoil.config_data.getVar('libdir', True)
base_libdir = tinfoil.config_data.getVar('base_libdir', True)
libpaths = list(set([base_libdir, libdir]))
libname_re = re.compile('^lib(.+)\.so.*$')
pkglibmap = {}
for lib, item in shlib_providers.iteritems():
for path, pkg in item.iteritems():
if path in libpaths:
res = libname_re.match(lib)
if res:
libname = res.group(1)
if not libname in pkglibmap:
pkglibmap[libname] = pkg[0]
else:
logger.debug('unable to extract library name from %s' % lib)
# Now turn it into a library->recipe mapping
recipelibmap = {}
pkgdata_dir = tinfoil.config_data.getVar('PKGDATA_DIR', True)
for libname, pkg in pkglibmap.iteritems():
try:
with open(os.path.join(pkgdata_dir, 'runtime', pkg)) as f:
for line in f:
if line.startswith('PN:'):
recipelibmap[libname] = line.split(':', 1)[-1].strip()
break
except IOError as ioe:
if ioe.errno == 2:
logger.warn('unable to find a pkgdata file for package %s' % pkg)
else:
raise
# Since a configure.ac file is essentially a program, this is only ever going to be
# a hack unfortunately; but it ought to be enough of an approximation
if acfile:
srcfiles = [acfile]
else:
srcfiles = RecipeHandler.checkfiles(srctree, ['configure.ac', 'configure.in'])
pcdeps = []
deps = []
unmapped = []
unmappedlibs = []
with open(srcfiles[0], 'r') as f:
for line in f:
if 'PKG_CHECK_MODULES' in line:
res = pkg_re.search(line)
if res:
res = dep_re.findall(res.group(1))
if res:
pcdeps.extend([x[0] for x in res])
inherits.append('pkgconfig')
if line.lstrip().startswith('AM_GNU_GETTEXT'):
inherits.append('gettext')
elif 'AC_CHECK_PROG' in line or 'AC_PATH_PROG' in line:
res = progs_re.search(line)
if res:
for prog in shlex.split(res.group(1)):
prog = prog.split()[0]
progclass = progclassmap.get(prog, None)
if progclass:
inherits.append(progclass)
else:
progdep = progmap.get(prog, None)
if progdep:
deps.append(progdep)
else:
if not prog.startswith('$'):
unmapped.append(prog)
elif 'AC_CHECK_LIB' in line:
res = lib_re.search(line)
if res:
lib = res.group(1)
libdep = recipelibmap.get(lib, None)
if libdep:
deps.append(libdep)
else:
if libdep is None:
if not lib.startswith('$'):
unmappedlibs.append(lib)
elif 'AC_PATH_X' in line:
deps.append('libx11')
if unmapped:
outlines.append('# NOTE: the following prog dependencies are unknown, ignoring: %s' % ' '.join(unmapped))
if unmappedlibs:
outlines.append('# NOTE: the following library dependencies are unknown, ignoring: %s' % ' '.join(unmappedlibs))
outlines.append('# (this is based on recipes that have previously been built and packaged)')
recipemap = read_pkgconfig_provides(tinfoil.config_data)
unmapped = []
for pcdep in pcdeps:
recipe = recipemap.get(pcdep, None)
if recipe:
deps.append(recipe)
else:
if not pcdep.startswith('$'):
unmapped.append(pcdep)
deps = set(deps).difference(set(ignoredeps))
if unmapped:
outlines.append('# NOTE: unable to map the following pkg-config dependencies: %s' % ' '.join(unmapped))
outlines.append('# (this is based on recipes that have previously been built and packaged)')
if deps:
values['DEPENDS'] = ' '.join(deps)
if inherits:
values['inherit'] = ' '.join(list(set(inherits)))
return values
class MakefileRecipeHandler(RecipeHandler):
def process(self, srctree, classes, lines_before, lines_after, handled):
if 'buildsystem' in handled:
return False
makefile = RecipeHandler.checkfiles(srctree, ['Makefile'])
if makefile:
lines_after.append('# NOTE: this is a Makefile-only piece of software, so we cannot generate much of the')
lines_after.append('# recipe automatically - you will need to examine the Makefile yourself and ensure')
lines_after.append('# that the appropriate arguments are passed in.')
lines_after.append('')
scanfile = os.path.join(srctree, 'configure.scan')
skipscan = False
try:
stdout, stderr = bb.process.run('autoscan', cwd=srctree, shell=True)
except bb.process.ExecutionError as e:
skipscan = True
if scanfile and os.path.exists(scanfile):
values = AutotoolsRecipeHandler.extract_autotools_deps(lines_before, srctree, acfile=scanfile)
classes.extend(values.pop('inherit', '').split())
for var, value in values.iteritems():
if var == 'DEPENDS':
lines_before.append('# NOTE: some of these dependencies may be optional, check the Makefile and/or upstream documentation')
lines_before.append('%s = "%s"' % (var, value))
lines_before.append('')
for f in ['configure.scan', 'autoscan.log']:
fp = os.path.join(srctree, f)
if os.path.exists(fp):
os.remove(fp)
self.genfunction(lines_after, 'do_configure', ['# Specify any needed configure commands here'])
func = []
func.append('# You will almost certainly need to add additional arguments here')
func.append('oe_runmake')
self.genfunction(lines_after, 'do_compile', func)
installtarget = True
try:
stdout, stderr = bb.process.run('make -qn install', cwd=srctree, shell=True)
except bb.process.ExecutionError as e:
if e.exitcode != 1:
installtarget = False
func = []
if installtarget:
func.append('# This is a guess; additional arguments may be required')
makeargs = ''
with open(makefile[0], 'r') as f:
for i in range(1, 100):
if 'DESTDIR' in f.readline():
makeargs += " 'DESTDIR=${D}'"
break
func.append('oe_runmake install%s' % makeargs)
else:
func.append('# NOTE: unable to determine what to put here - there is a Makefile but no')
func.append('# target named "install", so you will need to define this yourself')
self.genfunction(lines_after, 'do_install', func)
handled.append('buildsystem')
else:
lines_after.append('# NOTE: no Makefile found, unable to determine what needs to be done')
lines_after.append('')
self.genfunction(lines_after, 'do_configure', ['# Specify any needed configure commands here'])
self.genfunction(lines_after, 'do_compile', ['# Specify compilation commands here'])
self.genfunction(lines_after, 'do_install', ['# Specify install commands here'])
def register_recipe_handlers(handlers):
# These are in a specific order so that the right one is detected first
handlers.append(CmakeRecipeHandler())
handlers.append(AutotoolsRecipeHandler())
handlers.append(SconsRecipeHandler())
handlers.append(QmakeRecipeHandler())
handlers.append(MakefileRecipeHandler())
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