mapnik/scons/scons-local-4.8.0/SCons/Tool/packaging/ipk.py

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2023-06-11 12:31:23 +02:00
"""SCons.Tool.Packaging.ipk
"""
#
# __COPYRIGHT__
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
import os
import SCons.Builder
import SCons.Node.FS
import SCons.Util
from SCons.Tool.packaging import stripinstallbuilder, putintopackageroot
def package(env, target, source, PACKAGEROOT, NAME, VERSION, DESCRIPTION,
SUMMARY, X_IPK_PRIORITY, X_IPK_SECTION, SOURCE_URL,
X_IPK_MAINTAINER, X_IPK_DEPENDS, **kw):
""" This function prepares the packageroot directory for packaging with the
ipkg builder.
"""
SCons.Tool.Tool('ipkg').generate(env)
# setup the Ipkg builder
bld = env['BUILDERS']['Ipkg']
target, source = stripinstallbuilder(target, source, env)
target, source = putintopackageroot(target, source, env, PACKAGEROOT)
# This should be overrideable from the construction environment,
# which it is by using ARCHITECTURE=.
# Guessing based on what os.uname() returns at least allows it
# to work for both i386 and x86_64 Linux systems.
archmap = {
'i686' : 'i386',
'i586' : 'i386',
'i486' : 'i386',
}
buildarchitecture = os.uname()[4]
buildarchitecture = archmap.get(buildarchitecture, buildarchitecture)
if 'ARCHITECTURE' in kw:
buildarchitecture = kw['ARCHITECTURE']
# setup the kw to contain the mandatory arguments to this function.
# do this before calling any builder or setup function
loc=locals()
del loc['kw']
kw.update(loc)
del kw['source'], kw['target'], kw['env']
# generate the specfile
specfile = gen_ipk_dir(PACKAGEROOT, source, env, kw)
# override the default target.
if str(target[0])=="%s-%s"%(NAME, VERSION):
target=[ "%s_%s_%s.ipk"%(NAME, VERSION, buildarchitecture) ]
# now apply the Ipkg builder
return bld(env, target, specfile, **kw)
def gen_ipk_dir(proot, source, env, kw):
# make sure the packageroot is a Dir object.
if SCons.Util.is_String(proot): proot=env.Dir(proot)
# create the specfile builder
s_bld=SCons.Builder.Builder(
action = build_specfiles,
)
# create the specfile targets
spec_target=[]
control=proot.Dir('CONTROL')
spec_target.append(control.File('control'))
spec_target.append(control.File('conffiles'))
spec_target.append(control.File('postrm'))
spec_target.append(control.File('prerm'))
spec_target.append(control.File('postinst'))
spec_target.append(control.File('preinst'))
# apply the builder to the specfile targets
s_bld(env, spec_target, source, **kw)
# the packageroot directory does now contain the specfiles.
return proot
def build_specfiles(source, target, env) -> int:
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""" Filter the targets for the needed files and use the variables in env
to create the specfile.
"""
#
# At first we care for the CONTROL/control file, which is the main file for ipk.
#
# For this we need to open multiple files in random order, so we store into
# a dict so they can be easily accessed.
#
#
opened_files={}
def open_file(needle, haystack=None):
try:
return opened_files[needle]
except KeyError:
files = filter(lambda x: x.get_path().rfind(needle) != -1, haystack)
# Py3: filter returns an iterable, not a list
file = list(files)[0]
opened_files[needle] = open(file.get_abspath(), 'w')
return opened_files[needle]
control_file = open_file('control', target)
if 'X_IPK_DESCRIPTION' not in env:
env['X_IPK_DESCRIPTION']="%s\n %s"%(env['SUMMARY'],
env['DESCRIPTION'].replace('\n', '\n '))
content = """
Package: $NAME
Version: $VERSION
Priority: $X_IPK_PRIORITY
Section: $X_IPK_SECTION
Source: $SOURCE_URL
Architecture: $ARCHITECTURE
Maintainer: $X_IPK_MAINTAINER
Depends: $X_IPK_DEPENDS
Description: $X_IPK_DESCRIPTION
"""
control_file.write(env.subst(content))
#
# now handle the various other files, which purpose it is to set post-,
# pre-scripts and mark files as config files.
#
# We do so by filtering the source files for files which are marked with
# the "config" tag and afterwards we do the same for x_ipk_postrm,
# x_ipk_prerm, x_ipk_postinst and x_ipk_preinst tags.
#
# The first one will write the name of the file into the file
# CONTROL/configfiles, the latter add the content of the x_ipk_* variable
# into the same named file.
#
for f in [x for x in source if 'PACKAGING_CONFIG' in dir(x)]:
config = open_file('conffiles')
config.write(f.PACKAGING_INSTALL_LOCATION)
config.write('\n')
for str in 'POSTRM PRERM POSTINST PREINST'.split():
name="PACKAGING_X_IPK_%s"%str
for f in [x for x in source if name in dir(x)]:
file = open_file(name)
file.write(env[str])
#
# close all opened files
for f in opened_files.values():
f.close()
# call a user specified function
if 'CHANGE_SPECFILE' in env:
content += env['CHANGE_SPECFILE'](target)
return 0
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# tab-width:4
# indent-tabs-mode:nil
# End:
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