185 lines
6.2 KiB
Python
185 lines
6.2 KiB
Python
"""SCons.Tool.Packaging.ipk
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"""
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#
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# Copyright (c) 2001 - 2017 The SCons Foundation
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
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# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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__revision__ = "src/engine/SCons/Tool/packaging/ipk.py 74b2c53bc42290e911b334a6b44f187da698a668 2017/11/14 13:16:53 bdbaddog"
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import SCons.Builder
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import SCons.Node.FS
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import os
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from SCons.Tool.packaging import stripinstallbuilder, putintopackageroot
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def package(env, target, source, PACKAGEROOT, NAME, VERSION, DESCRIPTION,
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SUMMARY, X_IPK_PRIORITY, X_IPK_SECTION, SOURCE_URL,
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X_IPK_MAINTAINER, X_IPK_DEPENDS, **kw):
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""" This function prepares the packageroot directory for packaging with the
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ipkg builder.
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"""
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SCons.Tool.Tool('ipkg').generate(env)
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# setup the Ipkg builder
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bld = env['BUILDERS']['Ipkg']
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target, source = stripinstallbuilder(target, source, env)
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target, source = putintopackageroot(target, source, env, PACKAGEROOT)
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# This should be overrideable from the construction environment,
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# which it is by using ARCHITECTURE=.
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# Guessing based on what os.uname() returns at least allows it
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# to work for both i386 and x86_64 Linux systems.
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archmap = {
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'i686' : 'i386',
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'i586' : 'i386',
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'i486' : 'i386',
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}
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buildarchitecture = os.uname()[4]
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buildarchitecture = archmap.get(buildarchitecture, buildarchitecture)
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if 'ARCHITECTURE' in kw:
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buildarchitecture = kw['ARCHITECTURE']
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# setup the kw to contain the mandatory arguments to this function.
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# do this before calling any builder or setup function
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loc=locals()
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del loc['kw']
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kw.update(loc)
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del kw['source'], kw['target'], kw['env']
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# generate the specfile
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specfile = gen_ipk_dir(PACKAGEROOT, source, env, kw)
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# override the default target.
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if str(target[0])=="%s-%s"%(NAME, VERSION):
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target=[ "%s_%s_%s.ipk"%(NAME, VERSION, buildarchitecture) ]
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# now apply the Ipkg builder
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return bld(env, target, specfile, **kw)
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def gen_ipk_dir(proot, source, env, kw):
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# make sure the packageroot is a Dir object.
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if SCons.Util.is_String(proot): proot=env.Dir(proot)
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# create the specfile builder
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s_bld=SCons.Builder.Builder(
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action = build_specfiles,
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)
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# create the specfile targets
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spec_target=[]
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control=proot.Dir('CONTROL')
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spec_target.append(control.File('control'))
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spec_target.append(control.File('conffiles'))
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spec_target.append(control.File('postrm'))
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spec_target.append(control.File('prerm'))
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spec_target.append(control.File('postinst'))
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spec_target.append(control.File('preinst'))
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# apply the builder to the specfile targets
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s_bld(env, spec_target, source, **kw)
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# the packageroot directory does now contain the specfiles.
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return proot
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def build_specfiles(source, target, env):
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""" Filter the targets for the needed files and use the variables in env
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to create the specfile.
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"""
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#
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# At first we care for the CONTROL/control file, which is the main file for ipk.
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#
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# For this we need to open multiple files in random order, so we store into
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# a dict so they can be easily accessed.
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#
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#
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opened_files={}
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def open_file(needle, haystack):
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try:
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return opened_files[needle]
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except KeyError:
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file=filter(lambda x: x.get_path().rfind(needle)!=-1, haystack)[0]
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opened_files[needle]=open(file.get_abspath(), 'w')
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return opened_files[needle]
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control_file=open_file('control', target)
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if 'X_IPK_DESCRIPTION' not in env:
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env['X_IPK_DESCRIPTION']="%s\n %s"%(env['SUMMARY'],
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env['DESCRIPTION'].replace('\n', '\n '))
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content = """
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Package: $NAME
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Version: $VERSION
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Priority: $X_IPK_PRIORITY
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Section: $X_IPK_SECTION
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Source: $SOURCE_URL
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Architecture: $ARCHITECTURE
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Maintainer: $X_IPK_MAINTAINER
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Depends: $X_IPK_DEPENDS
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Description: $X_IPK_DESCRIPTION
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"""
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control_file.write(env.subst(content))
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#
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# now handle the various other files, which purpose it is to set post-,
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# pre-scripts and mark files as config files.
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#
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# We do so by filtering the source files for files which are marked with
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# the "config" tag and afterwards we do the same for x_ipk_postrm,
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# x_ipk_prerm, x_ipk_postinst and x_ipk_preinst tags.
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#
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# The first one will write the name of the file into the file
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# CONTROL/configfiles, the latter add the content of the x_ipk_* variable
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# into the same named file.
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#
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for f in [x for x in source if 'PACKAGING_CONFIG' in dir(x)]:
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config=open_file('conffiles')
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config.write(f.PACKAGING_INSTALL_LOCATION)
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config.write('\n')
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for str in 'POSTRM PRERM POSTINST PREINST'.split():
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name="PACKAGING_X_IPK_%s"%str
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for f in [x for x in source if name in dir(x)]:
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file=open_file(name)
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file.write(env[str])
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#
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# close all opened files
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for f in list(opened_files.values()):
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f.close()
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# call a user specified function
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if 'CHANGE_SPECFILE' in env:
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content += env['CHANGE_SPECFILE'](target)
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return 0
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# Local Variables:
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# tab-width:4
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# indent-tabs-mode:nil
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# End:
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# vim: set expandtab tabstop=4 shiftwidth=4:
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