1"""SCons.Tool.Packaging.ipk 2""" 3 4# 5# __COPYRIGHT__ 6# 7# Permission is hereby granted, free of charge, to any person obtaining 8# a copy of this software and associated documentation files (the 9# "Software"), to deal in the Software without restriction, including 10# without limitation the rights to use, copy, modify, merge, publish, 11# distribute, sublicense, and/or sell copies of the Software, and to 12# permit persons to whom the Software is furnished to do so, subject to 13# the following conditions: 14# 15# The above copyright notice and this permission notice shall be included 16# in all copies or substantial portions of the Software. 17# 18# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY 19# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE 20# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 21# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 22# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 23# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 24# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25# 26 27__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__" 28 29import os 30 31import SCons.Builder 32import SCons.Node.FS 33import SCons.Util 34 35from SCons.Tool.packaging import stripinstallbuilder, putintopackageroot 36 37def package(env, target, source, PACKAGEROOT, NAME, VERSION, DESCRIPTION, 38 SUMMARY, X_IPK_PRIORITY, X_IPK_SECTION, SOURCE_URL, 39 X_IPK_MAINTAINER, X_IPK_DEPENDS, **kw): 40 """ This function prepares the packageroot directory for packaging with the 41 ipkg builder. 42 """ 43 SCons.Tool.Tool('ipkg').generate(env) 44 45 # setup the Ipkg builder 46 bld = env['BUILDERS']['Ipkg'] 47 target, source = stripinstallbuilder(target, source, env) 48 target, source = putintopackageroot(target, source, env, PACKAGEROOT) 49 50 # This should be overrideable from the construction environment, 51 # which it is by using ARCHITECTURE=. 52 # Guessing based on what os.uname() returns at least allows it 53 # to work for both i386 and x86_64 Linux systems. 54 archmap = { 55 'i686' : 'i386', 56 'i586' : 'i386', 57 'i486' : 'i386', 58 } 59 60 buildarchitecture = os.uname()[4] 61 buildarchitecture = archmap.get(buildarchitecture, buildarchitecture) 62 63 if 'ARCHITECTURE' in kw: 64 buildarchitecture = kw['ARCHITECTURE'] 65 66 # setup the kw to contain the mandatory arguments to this function. 67 # do this before calling any builder or setup function 68 loc=locals() 69 del loc['kw'] 70 kw.update(loc) 71 del kw['source'], kw['target'], kw['env'] 72 73 # generate the specfile 74 specfile = gen_ipk_dir(PACKAGEROOT, source, env, kw) 75 76 # override the default target. 77 if str(target[0])=="%s-%s"%(NAME, VERSION): 78 target=[ "%s_%s_%s.ipk"%(NAME, VERSION, buildarchitecture) ] 79 80 # now apply the Ipkg builder 81 return bld(env, target, specfile, **kw) 82 83def gen_ipk_dir(proot, source, env, kw): 84 # make sure the packageroot is a Dir object. 85 if SCons.Util.is_String(proot): proot=env.Dir(proot) 86 87 # create the specfile builder 88 s_bld=SCons.Builder.Builder( 89 action = build_specfiles, 90 ) 91 92 # create the specfile targets 93 spec_target=[] 94 control=proot.Dir('CONTROL') 95 spec_target.append(control.File('control')) 96 spec_target.append(control.File('conffiles')) 97 spec_target.append(control.File('postrm')) 98 spec_target.append(control.File('prerm')) 99 spec_target.append(control.File('postinst')) 100 spec_target.append(control.File('preinst')) 101 102 # apply the builder to the specfile targets 103 s_bld(env, spec_target, source, **kw) 104 105 # the packageroot directory does now contain the specfiles. 106 return proot 107 108def build_specfiles(source, target, env): 109 """ Filter the targets for the needed files and use the variables in env 110 to create the specfile. 111 """ 112 # 113 # At first we care for the CONTROL/control file, which is the main file for ipk. 114 # 115 # For this we need to open multiple files in random order, so we store into 116 # a dict so they can be easily accessed. 117 # 118 # 119 opened_files={} 120 def open_file(needle, haystack=None): 121 try: 122 return opened_files[needle] 123 except KeyError: 124 files = filter(lambda x: x.get_path().rfind(needle) != -1, haystack) 125 # Py3: filter returns an iterable, not a list 126 file = list(files)[0] 127 opened_files[needle] = open(file.get_abspath(), 'w') 128 return opened_files[needle] 129 130 control_file = open_file('control', target) 131 132 if 'X_IPK_DESCRIPTION' not in env: 133 env['X_IPK_DESCRIPTION']="%s\n %s"%(env['SUMMARY'], 134 env['DESCRIPTION'].replace('\n', '\n ')) 135 136 137 content = """ 138Package: $NAME 139Version: $VERSION 140Priority: $X_IPK_PRIORITY 141Section: $X_IPK_SECTION 142Source: $SOURCE_URL 143Architecture: $ARCHITECTURE 144Maintainer: $X_IPK_MAINTAINER 145Depends: $X_IPK_DEPENDS 146Description: $X_IPK_DESCRIPTION 147""" 148 149 control_file.write(env.subst(content)) 150 151 # 152 # now handle the various other files, which purpose it is to set post-, 153 # pre-scripts and mark files as config files. 154 # 155 # We do so by filtering the source files for files which are marked with 156 # the "config" tag and afterwards we do the same for x_ipk_postrm, 157 # x_ipk_prerm, x_ipk_postinst and x_ipk_preinst tags. 158 # 159 # The first one will write the name of the file into the file 160 # CONTROL/configfiles, the latter add the content of the x_ipk_* variable 161 # into the same named file. 162 # 163 for f in [x for x in source if 'PACKAGING_CONFIG' in dir(x)]: 164 config = open_file('conffiles') 165 config.write(f.PACKAGING_INSTALL_LOCATION) 166 config.write('\n') 167 168 for str in 'POSTRM PRERM POSTINST PREINST'.split(): 169 name="PACKAGING_X_IPK_%s"%str 170 for f in [x for x in source if name in dir(x)]: 171 file = open_file(name) 172 file.write(env[str]) 173 174 # 175 # close all opened files 176 for f in opened_files.values(): 177 f.close() 178 179 # call a user specified function 180 if 'CHANGE_SPECFILE' in env: 181 content += env['CHANGE_SPECFILE'](target) 182 183 return 0 184 185# Local Variables: 186# tab-width:4 187# indent-tabs-mode:nil 188# End: 189# vim: set expandtab tabstop=4 shiftwidth=4: 190