Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 433 insertions, 0 deletions

diff --git a/buildtools/wafsamba/samba_waf18.py b/buildtools/wafsamba/samba_waf18.py
new file mode 100644
index 0000000..54444b3
--- /dev/null
+++ b/buildtools/wafsamba/samba_waf18.py
@@ -0,0 +1,433 @@
+# compatibility layer for building with more recent waf versions
+
+import os, shlex, sys
+from waflib import Build, Configure, Node, Utils, Options, Logs, TaskGen
+from waflib import ConfigSet
+from waflib.TaskGen import feature, after
+from waflib.Configure import conf, ConfigurationContext
+
+from waflib.Tools.flex import decide_ext
+
+# This version of flexfun runs in tsk.get_cwd() as opposed to the
+# bld.variant_dir: since input paths adjusted against tsk.get_cwd(), we have to
+# use tsk.get_cwd() for the work directory as well.
+def flexfun(tsk):
+    env = tsk.env
+    bld = tsk.generator.bld
+    def to_list(xx):
+        if isinstance(xx, str):
+            return [xx]
+        return xx
+    tsk.last_cmd = lst = []
+    lst.extend(to_list(env.FLEX))
+    lst.extend(to_list(env.FLEXFLAGS))
+    inputs = [a.path_from(tsk.get_cwd()) for a in tsk.inputs]
+    if env.FLEX_MSYS:
+        inputs = [x.replace(os.sep, '/') for x in inputs]
+    lst.extend(inputs)
+    lst = [x for x in lst if x]
+    txt = bld.cmd_and_log(lst, cwd=tsk.get_cwd(), env=env.env or None, quiet=0)
+    tsk.outputs[0].write(txt.replace('\r\n', '\n').replace('\r', '\n')) # issue #1207
+
+TaskGen.declare_chain(
+    name = 'flex',
+    rule = flexfun, # issue #854
+    ext_in = '.l',
+    decider = decide_ext,
+)
+
+Build.BuildContext.variant = 'default'
+Build.CleanContext.variant = 'default'
+Build.InstallContext.variant = 'default'
+Build.UninstallContext.variant = 'default'
+Build.ListContext.variant = 'default'
+
+def abspath(self, env=None):
+    if env and hasattr(self, 'children'):
+        return self.get_bld().abspath()
+    return self.old_abspath()
+Node.Node.old_abspath = Node.Node.abspath
+Node.Node.abspath = abspath
+
+def bldpath(self, env=None):
+    return self.abspath()
+    #return self.path_from(self.ctx.bldnode.parent)
+Node.Node.bldpath = bldpath
+
+def srcpath(self, env=None):
+    return self.abspath()
+    #return self.path_from(self.ctx.bldnode.parent)
+Node.Node.srcpath = srcpath
+
+def store_fast(self, filename):
+    file = open(filename, 'wb')
+    data = self.get_merged_dict()
+    try:
+        Build.cPickle.dump(data, file, -1)
+    finally:
+        file.close()
+ConfigSet.ConfigSet.store_fast = store_fast
+
+def load_fast(self, filename):
+    file = open(filename, 'rb')
+    try:
+        data = Build.cPickle.load(file)
+    finally:
+        file.close()
+    self.table.update(data)
+ConfigSet.ConfigSet.load_fast = load_fast
+
+@feature('c', 'cxx', 'd', 'asm', 'fc', 'includes')
+@after('propagate_uselib_vars', 'process_source')
+def apply_incpaths(self):
+    lst = self.to_incnodes(self.to_list(getattr(self, 'includes', [])) + self.env['INCLUDES'])
+    self.includes_nodes = lst
+    cwdx = getattr(self.bld, 'cwdx', self.bld.bldnode)
+    self.env['INCPATHS'] = [x.path_from(cwdx) for x in lst]
+
+@conf
+def define(self, key, val, quote=True, comment=None):
+   assert key and isinstance(key, str)
+
+   if val is None:
+       val = ()
+   elif isinstance(val, bool):
+       val = int(val)
+
+   # waf 1.5
+   self.env[key] = val
+
+   if isinstance(val, int) or isinstance(val, float):
+           s = '%s=%s'
+   else:
+           s = quote and '%s="%s"' or '%s=%s'
+   app = s % (key, str(val))
+
+   ban = key + '='
+   lst = self.env.DEFINES
+   for x in lst:
+           if x.startswith(ban):
+                   lst[lst.index(x)] = app
+                   break
+   else:
+           self.env.append_value('DEFINES', app)
+
+   self.env.append_unique('define_key', key)
+
+# compat15 removes this but we want to keep it
+@conf
+def undefine(self, key, from_env=True, comment=None):
+    assert key and isinstance(key, str)
+
+    ban = key + '='
+    self.env.DEFINES = [x for x in self.env.DEFINES if not x.startswith(ban)]
+    self.env.append_unique('define_key', key)
+    # waf 1.5
+    if from_env:
+        self.env[key] = ()
+
+class ConfigurationContext(Configure.ConfigurationContext):
+    def init_dirs(self):
+        self.setenv('default')
+        self.env.merge_config_header = True
+        return super(ConfigurationContext, self).init_dirs()
+
+def find_program_samba(self, *k, **kw):
+    # Override the waf default set in the @conf decorator in Configure.py
+    if 'mandatory' not in kw:
+        kw['mandatory'] = False
+    ret = self.find_program_old(*k, **kw)
+    return ret
+Configure.ConfigurationContext.find_program_old = Configure.ConfigurationContext.find_program
+Configure.ConfigurationContext.find_program = find_program_samba
+
+Build.BuildContext.ENFORCE_GROUP_ORDERING = Utils.nada
+Build.BuildContext.AUTOCLEANUP_STALE_FILES = Utils.nada
+
+@conf
+def check(self, *k, **kw):
+    '''Override the waf defaults to inject --with-directory options'''
+
+    # match the configuration test with specific options, for example:
+    # --with-libiconv -> Options.options.iconv_open -> "Checking for library iconv"
+    self.validate_c(kw)
+
+    additional_dirs = []
+    if 'msg' in kw:
+        msg = kw['msg']
+        for x in Options.OptionsContext.parser.parser.option_list:
+             if getattr(x, 'match', None) and msg in x.match:
+                 d = getattr(Options.options, x.dest, '')
+                 if d:
+                     additional_dirs.append(d)
+
+    # we add the additional dirs twice: once for the test data, and again if the compilation test succeeds below
+    def add_options_dir(dirs, env):
+        for x in dirs:
+             if not x in env.CPPPATH:
+                 env.CPPPATH = [os.path.join(x, 'include')] + env.CPPPATH
+             if not x in env.LIBPATH:
+                 env.LIBPATH = [os.path.join(x, 'lib')] + env.LIBPATH
+
+    add_options_dir(additional_dirs, kw['env'])
+
+    self.start_msg(kw['msg'], **kw)
+    ret = None
+    try:
+        ret = self.run_build(*k, **kw)
+    except self.errors.ConfigurationError:
+        self.end_msg(kw['errmsg'], 'YELLOW', **kw)
+        if Logs.verbose > 1:
+            raise
+        else:
+            self.fatal('The configuration failed')
+    else:
+        kw['success'] = ret
+        # success! time for brandy
+        add_options_dir(additional_dirs, self.env)
+
+    ret = self.post_check(*k, **kw)
+    if not ret:
+        self.end_msg(kw['errmsg'], 'YELLOW', **kw)
+        self.fatal('The configuration failed %r' % ret)
+    else:
+        self.end_msg(self.ret_msg(kw['okmsg'], kw), **kw)
+    return ret
+
+@conf
+def CHECK_LIBRARY_SUPPORT(conf, rpath=False, version_script=False, msg=None):
+    '''see if the platform supports building libraries'''
+
+    if msg is None:
+        if rpath:
+            msg = "rpath library support"
+        else:
+            msg = "building library support"
+
+    def build(bld):
+        lib_node = bld.srcnode.make_node('libdir/liblc1.c')
+        lib_node.parent.mkdir()
+        lib_node.write('int lib_func(void) { return 42; }\n', 'w')
+        main_node = bld.srcnode.make_node('main.c')
+        main_node.write('int lib_func(void);\n'
+                        'int main(void) {return !(lib_func() == 42);}', 'w')
+        linkflags = []
+        if version_script:
+            script = bld.srcnode.make_node('ldscript')
+            script.write('TEST_1.0A2 { global: *; };\n', 'w')
+            linkflags.append('-Wl,--version-script=%s' % script.abspath())
+        bld(features='c cshlib', source=lib_node, target='lib1', linkflags=linkflags, name='lib1')
+        o = bld(features='c cprogram', source=main_node, target='prog1', uselib_local='lib1')
+        if rpath:
+            o.rpath = [lib_node.parent.abspath()]
+        def run_app(self):
+             args = conf.SAMBA_CROSS_ARGS(msg=msg)
+             env = dict(os.environ)
+             env['LD_LIBRARY_PATH'] = self.inputs[0].parent.abspath() + os.pathsep + env.get('LD_LIBRARY_PATH', '')
+             self.generator.bld.cmd_and_log([self.inputs[0].abspath()] + args, env=env)
+        o.post()
+        bld(rule=run_app, source=o.link_task.outputs[0])
+
+    # ok, so it builds
+    try:
+        conf.check(build_fun=build, msg='Checking for %s' % msg)
+    except conf.errors.ConfigurationError:
+        return False
+    return True
+
+@conf
+def CHECK_NEED_LC(conf, msg):
+    '''check if we need -lc'''
+    def build(bld):
+        lib_node = bld.srcnode.make_node('libdir/liblc1.c')
+        lib_node.parent.mkdir()
+        lib_node.write('#include <stdio.h>\nint lib_func(void) { FILE *f = fopen("foo", "r");}\n', 'w')
+        bld(features='c cshlib', source=[lib_node], linkflags=conf.env.EXTRA_LDFLAGS, target='liblc')
+    try:
+        conf.check(build_fun=build, msg=msg, okmsg='-lc is unnecessary', errmsg='-lc is necessary')
+    except conf.errors.ConfigurationError:
+        return False
+    return True
+
+# already implemented on "waf -v"
+def order(bld, tgt_list):
+    return True
+Build.BuildContext.check_group_ordering = order
+
+@conf
+def CHECK_CFG(self, *k, **kw):
+    if 'args' in kw:
+        kw['args'] = shlex.split(kw['args'])
+    if not 'mandatory' in kw:
+        kw['mandatory'] = False
+    kw['global_define'] = True
+    return self.check_cfg(*k, **kw)
+
+def cmd_output(cmd, **kw):
+
+    silent = False
+    if 'silent' in kw:
+        silent = kw['silent']
+        del(kw['silent'])
+
+    if 'e' in kw:
+        tmp = kw['e']
+        del(kw['e'])
+        kw['env'] = tmp
+
+    kw['shell'] = isinstance(cmd, str)
+    kw['stdout'] = Utils.subprocess.PIPE
+    if silent:
+        kw['stderr'] = Utils.subprocess.PIPE
+
+    try:
+        p = Utils.subprocess.Popen(cmd, **kw)
+        output = p.communicate()[0]
+    except OSError as e:
+        raise ValueError(str(e))
+
+    if p.returncode:
+        if not silent:
+            msg = "command execution failed: %s -> %r" % (cmd, str(output))
+            raise ValueError(msg)
+        output = ''
+    return output
+Utils.cmd_output = cmd_output
+
+
+@TaskGen.feature('c', 'cxx', 'd')
+@TaskGen.before('apply_incpaths', 'propagate_uselib_vars')
+@TaskGen.after('apply_link', 'process_source')
+def apply_uselib_local(self):
+    """
+    process the uselib_local attribute
+    execute after apply_link because of the execution order set on 'link_task'
+    """
+    env = self.env
+    from waflib.Tools.ccroot import stlink_task
+
+    # 1. the case of the libs defined in the project (visit ancestors first)
+    # the ancestors external libraries (uselib) will be prepended
+    self.uselib = self.to_list(getattr(self, 'uselib', []))
+    self.includes = self.to_list(getattr(self, 'includes', []))
+    names = self.to_list(getattr(self, 'uselib_local', []))
+    get = self.bld.get_tgen_by_name
+    seen = set()
+    seen_uselib = set()
+    tmp = Utils.deque(names) # consume a copy of the list of names
+    if tmp:
+        if Logs.verbose:
+            Logs.warn('compat: "uselib_local" is deprecated, replace by "use"')
+    while tmp:
+        lib_name = tmp.popleft()
+        # visit dependencies only once
+        if lib_name in seen:
+            continue
+
+        y = get(lib_name)
+        y.post()
+        seen.add(lib_name)
+
+        # object has ancestors to process (shared libraries): add them to the end of the list
+        if getattr(y, 'uselib_local', None):
+            for x in self.to_list(getattr(y, 'uselib_local', [])):
+                obj = get(x)
+                obj.post()
+                if getattr(obj, 'link_task', None):
+                    if not isinstance(obj.link_task, stlink_task):
+                        tmp.append(x)
+
+        # link task and flags
+        if getattr(y, 'link_task', None):
+
+            link_name = y.target[y.target.rfind(os.sep) + 1:]
+            if isinstance(y.link_task, stlink_task):
+                env.append_value('STLIB', [link_name])
+            else:
+                # some linkers can link against programs
+                env.append_value('LIB', [link_name])
+
+            # the order
+            self.link_task.set_run_after(y.link_task)
+
+            # for the recompilation
+            self.link_task.dep_nodes += y.link_task.outputs
+
+            # add the link path too
+            tmp_path = y.link_task.outputs[0].parent.bldpath()
+            if not tmp_path in env['LIBPATH']:
+                env.prepend_value('LIBPATH', [tmp_path])
+
+        # add ancestors uselib too - but only propagate those that have no staticlib defined
+        for v in self.to_list(getattr(y, 'uselib', [])):
+            if v not in seen_uselib:
+                seen_uselib.add(v)
+                if not env['STLIB_' + v]:
+                    if not v in self.uselib:
+                        self.uselib.insert(0, v)
+
+        # if the library task generator provides 'export_includes', add to the include path
+        # the export_includes must be a list of paths relative to the other library
+        if getattr(y, 'export_includes', None):
+            self.includes.extend(y.to_incnodes(y.export_includes))
+
+@TaskGen.feature('cprogram', 'cxxprogram', 'cstlib', 'cxxstlib', 'cshlib', 'cxxshlib', 'dprogram', 'dstlib', 'dshlib')
+@TaskGen.after('apply_link')
+def apply_objdeps(self):
+    "add the .o files produced by some other object files in the same manner as uselib_local"
+    names = getattr(self, 'add_objects', [])
+    if not names:
+        return
+    names = self.to_list(names)
+
+    get = self.bld.get_tgen_by_name
+    seen = []
+    while names:
+        x = names[0]
+
+        # visit dependencies only once
+        if x in seen:
+            names = names[1:]
+            continue
+
+        # object does not exist ?
+        y = get(x)
+
+        # object has ancestors to process first ? update the list of names
+        if getattr(y, 'add_objects', None):
+            added = 0
+            lst = y.to_list(y.add_objects)
+            lst.reverse()
+            for u in lst:
+                if u in seen:
+                    continue
+                added = 1
+                names = [u]+names
+            if added:
+                continue # list of names modified, loop
+
+        # safe to process the current object
+        y.post()
+        seen.append(x)
+
+        for t in getattr(y, 'compiled_tasks', []):
+            self.link_task.inputs.extend(t.outputs)
+
+@TaskGen.after('apply_link')
+def process_obj_files(self):
+    if not hasattr(self, 'obj_files'):
+        return
+    for x in self.obj_files:
+        node = self.path.find_resource(x)
+        self.link_task.inputs.append(node)
+
+@TaskGen.taskgen_method
+def add_obj_file(self, file):
+    """Small example on how to link object files as if they were source
+    obj = bld.create_obj('cc')
+    obj.add_obj_file('foo.o')"""
+    if not hasattr(self, 'obj_files'):
+        self.obj_files = []
+    if not 'process_obj_files' in self.meths:
+        self.meths.append('process_obj_files')
+    self.obj_files.append(file)