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author | Alexander Bokovoy <ab@samba.org> | 2018-01-31 11:48:43 +0200 |
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committer | Andrew Bartlett <abartlet@samba.org> | 2018-09-05 06:37:22 +0200 |
commit | 4e65b33c1d40bb2c243f775f388056aed31d8671 (patch) | |
tree | 5a41b6ddef7ce1c0b6a93bcc16ef89da10f080e8 /third_party/waf/waflib/extras/softlink_libs.py | |
parent | faef27506977db01cc4619140a71652463914378 (diff) | |
download | samba-4e65b33c1d40bb2c243f775f388056aed31d8671.tar.gz |
third_party:waf: update to upstream 2.0.4 release
Update third_party/waf/ to 2.0.4 to bring us closer to Python 3
This change requires a number of changes in buildtools/ too.
Signed-off-by: Alexander Bokovoy <ab@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Diffstat (limited to 'third_party/waf/waflib/extras/softlink_libs.py')
-rw-r--r-- | third_party/waf/waflib/extras/softlink_libs.py | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/third_party/waf/waflib/extras/softlink_libs.py b/third_party/waf/waflib/extras/softlink_libs.py new file mode 100644 index 00000000000..ed453848786 --- /dev/null +++ b/third_party/waf/waflib/extras/softlink_libs.py @@ -0,0 +1,80 @@ +#! /usr/bin/env python +# encoding: utf-8 +# WARNING! Do not edit! https://waf.io/book/index.html#_obtaining_the_waf_file + +#! /usr/bin/env python +# per rosengren 2011 + +from waflib.TaskGen import feature, after_method +from waflib.Task import Task, always_run +from os.path import basename, isabs +from os import tmpfile, linesep + +def options(opt): + grp = opt.add_option_group('Softlink Libraries Options') + grp.add_option('--exclude', default='/usr/lib,/lib', help='No symbolic links are created for libs within [%default]') + +def configure(cnf): + cnf.find_program('ldd') + if not cnf.env.SOFTLINK_EXCLUDE: + cnf.env.SOFTLINK_EXCLUDE = cnf.options.exclude.split(',') + +@feature('softlink_libs') +@after_method('process_rule') +def add_finder(self): + tgt = self.path.find_or_declare(self.target) + self.create_task('sll_finder', tgt=tgt) + self.create_task('sll_installer', tgt=tgt) + always_run(sll_installer) + +class sll_finder(Task): + ext_out = 'softlink_libs' + def run(self): + bld = self.generator.bld + linked=[] + target_paths = [] + for g in bld.groups: + for tgen in g: + # FIXME it might be better to check if there is a link_task (getattr?) + target_paths += [tgen.path.get_bld().bldpath()] + linked += [t.outputs[0].bldpath() + for t in getattr(tgen, 'tasks', []) + if t.__class__.__name__ in + ['cprogram', 'cshlib', 'cxxprogram', 'cxxshlib']] + lib_list = [] + if len(linked): + cmd = [self.env.LDD] + linked + # FIXME add DYLD_LIBRARY_PATH+PATH for osx+win32 + ldd_env = {'LD_LIBRARY_PATH': ':'.join(target_paths + self.env.LIBPATH)} + # FIXME the with syntax will not work in python 2 + with tmpfile() as result: + self.exec_command(cmd, env=ldd_env, stdout=result) + result.seek(0) + for line in result.readlines(): + words = line.split() + if len(words) < 3 or words[1] != '=>': + continue + lib = words[2] + if lib == 'not': + continue + if any([lib.startswith(p) for p in + [bld.bldnode.abspath(), '('] + + self.env.SOFTLINK_EXCLUDE]): + continue + if not isabs(lib): + continue + lib_list.append(lib) + lib_list = sorted(set(lib_list)) + self.outputs[0].write(linesep.join(lib_list + self.env.DYNAMIC_LIBS)) + return 0 + +class sll_installer(Task): + ext_in = 'softlink_libs' + def run(self): + tgt = self.outputs[0] + self.generator.bld.install_files('${LIBDIR}', tgt, postpone=False) + lib_list=tgt.read().split() + for lib in lib_list: + self.generator.bld.symlink_as('${LIBDIR}/'+basename(lib), lib, postpone=False) + return 0 + |