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https://gitlab.com/ita1024/waf.git
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75 lines
2.3 KiB
Python
75 lines
2.3 KiB
Python
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#! /usr/bin/env python
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# per rosengren 2011
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from waflib.TaskGen import feature, after_method
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from waflib.Task import Task, always_run
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from os.path import basename, isabs
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from os import tmpfile, linesep
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def options(opt):
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grp = opt.add_option_group('Softlink Libraries Options')
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grp.add_option('--exclude', default='/usr/lib,/lib', help='No symbolic links are created for libs within [%default]')
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def configure(cnf):
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cnf.find_program('ldd')
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if not cnf.env.SOFTLINK_EXCLUDE:
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cnf.env.SOFTLINK_EXCLUDE = cnf.options.exclude.split(',')
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@feature('softlink_libs')
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@after_method('process_rule')
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def add_finder(self):
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tgt = self.path.find_or_declare(self.target)
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self.create_task('sll_finder', tgt=tgt)
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self.create_task('sll_installer', tgt=tgt)
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always_run(sll_installer)
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class sll_finder(Task):
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ext_out = 'softlink_libs'
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def run(self):
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bld = self.generator.bld
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linked=[]
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target_paths = []
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for g in bld.groups:
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for tgen in g:
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# FIXME it might be better to check if there is a link_task (getattr?)
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target_paths += [tgen.path.get_bld().bldpath()]
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linked += [t.outputs[0].bldpath()
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for t in getattr(tgen, 'tasks', [])
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if t.__class__.__name__ in
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['cprogram', 'cshlib', 'cxxprogram', 'cxxshlib']]
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lib_list = []
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if len(linked):
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cmd = [self.env.LDD] + linked
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# FIXME add DYLD_LIBRARY_PATH+PATH for osx+win32
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ldd_env = {'LD_LIBRARY_PATH': ':'.join(target_paths + self.env.LIBPATH)}
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# FIXME the with syntax will not work in python 2
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with tmpfile() as result:
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self.exec_command(cmd, env=ldd_env, stdout=result)
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result.seek(0)
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for line in result.readlines():
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words = line.split()
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if len(words) < 3 or words[1] != '=>': continue
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lib = words[2]
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if lib == 'not': continue
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if any([lib.startswith(p) for p in
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[bld.bldnode.abspath(), '('] +
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self.env.SOFTLINK_EXCLUDE]):
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continue
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if not isabs(lib):
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continue
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lib_list.append(lib)
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lib_list = sorted(set(lib_list))
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self.outputs[0].write(linesep.join(lib_list + self.env.DYNAMIC_LIBS))
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return 0
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class sll_installer(Task):
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ext_in = 'softlink_libs'
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def run(self):
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tgt = self.outputs[0]
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self.generator.bld.install_files('${LIBDIR}', tgt, postpone=False)
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lib_list=tgt.read().split()
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for lib in lib_list:
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self.generator.bld.symlink_as('${LIBDIR}/'+basename(lib), lib, postpone=False)
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return 0
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