def get_msvc_versions(self):
dct = Utils.ordered_iter_dict()
self.gather_icl_versions(dct)
self.gather_intel_composer_versions(dct)
self.gather_wsdk_versions(dct)
self.gather_msvc_versions(dct)
return dct
def get_msvc_versions(self):
dct = Utils.ordered_iter_dict()
self.gather_icl_versions(dct)
self.gather_intel_composer_versions(dct)
self.gather_wsdk_versions(dct)
self.gather_msvc_versions(dct)
self.gather_vswhere_versions(dct)
Logs.debug('msvc: detected versions %r', list(dct.keys()))
return dct
def get_msvc_versions(self):
"""
:return: platform to compiler configurations
:rtype: dict
"""
dct = Utils.ordered_iter_dict()
self.gather_icl_versions(dct)
self.gather_intel_composer_versions(dct)
self.gather_wsdk_versions(dct)
self.gather_msvc_versions(dct)
return dct
def get_msvc_versions(self): """ :return: platform to compiler configurations :rtype: dict """ dct = Utils.ordered_iter_dict() self.gather_icl_versions(dct) self.gather_intel_composer_versions(dct) self.gather_wsdk_versions(dct) self.gather_msvc_versions(dct) return dct
def get_msvc_versions(self):
"""
:return: platform to compiler configurations
:rtype: dict
"""
dct = Utils.ordered_iter_dict()
self.gather_icl_versions(dct)
self.gather_intel_composer_versions(dct)
self.gather_wsdk_versions(dct)
self.gather_msvc_versions(dct)
Logs.debug('msvc: detected versions %r', list(dct.keys()))
return dct
def get_msvc_versions(self):
"""
:return: platform to compiler configurations
:rtype: dict
"""
dct = Utils.ordered_iter_dict()
self.gather_icl_versions(dct)
self.gather_intel_composer_versions(dct)
self.gather_wsdk_versions(dct)
self.gather_msvc_versions(dct)
self.gather_vswhere_versions(dct)
Logs.debug('msvc: detected versions %r', list(dct.keys()))
return dct
class task_gen(object):
"""
Instances of this class create :py:class:`waflib.Task.Task` when
calling the method :py:meth:`waflib.TaskGen.task_gen.post` from the main thread.
A few notes:
* The methods to call (*self.meths*) can be specified dynamically (removing, adding, ..)
* The 'features' are used to add methods to self.meths and then execute them
* The attribute 'path' is a node representing the location of the task generator
* The tasks created are added to the attribute *tasks*
* The attribute 'idx' is a counter of task generators in the same path
"""
mappings = Utils.ordered_iter_dict()
"""Mappings are global file extension mappings that are retrieved in the order of definition"""
prec = Utils.defaultdict(set)
"""Dict that holds the precedence execution rules for task generator methods"""
def __init__(self, *k, **kw):
"""
Task generator objects predefine various attributes (source, target) for possible
processing by process_rule (make-like rules) or process_source (extensions, misc methods)
Tasks are stored on the attribute 'tasks'. They are created by calling methods
listed in ``self.meths`` or referenced in the attribute ``features``
A topological sort is performed to execute the methods in correct order.
The extra key/value elements passed in ``kw`` are set as attributes
"""
self.source = []
self.target = ''
self.meths = []
"""
List of method names to execute (internal)
"""
self.features = []
"""
List of feature names for bringing new methods in
"""
self.tasks = []
"""
Tasks created are added to this list
"""
if not 'bld' in kw:
# task generators without a build context :-/
self.env = ConfigSet.ConfigSet()
self.idx = 0
self.path = None
else:
self.bld = kw['bld']
self.env = self.bld.env.derive()
self.path = kw.get(
'path', self.bld.path
) # by default, emulate chdir when reading scripts
# Provide a unique index per folder
# This is part of a measure to prevent output file name collisions
path = self.path.abspath()
try:
self.idx = self.bld.idx[path] = self.bld.idx.get(path, 0) + 1
except AttributeError:
self.bld.idx = {}
self.idx = self.bld.idx[path] = 1
# Record the global task generator count
try:
self.tg_idx_count = self.bld.tg_idx_count = self.bld.tg_idx_count + 1
except AttributeError:
self.tg_idx_count = self.bld.tg_idx_count = 1
for key, val in kw.items():
setattr(self, key, val)
def __str__(self):
"""Debugging helper"""
return "<task_gen %r declared in %s>" % (self.name,
self.path.abspath())
def __repr__(self):
"""Debugging helper"""
lst = []
for x in self.__dict__:
if x not in ('env', 'bld', 'compiled_tasks', 'tasks'):
lst.append("%s=%s" % (x, repr(getattr(self, x))))
return "bld(%s) in %s" % (", ".join(lst), self.path.abspath())
def get_cwd(self):
"""
Current working directory for the task generator, defaults to the build directory.
This is still used in a few places but it should disappear at some point as the classes
define their own working directory.
:rtype: :py:class:`waflib.Node.Node`
"""
return self.bld.bldnode
def get_name(self):
"""
If the attribute ``name`` is not set on the instance,
the name is computed from the target name::
def build(bld):
x = bld(name='foo')
x.get_name() # foo
y = bld(target='bar')
y.get_name() # bar
:rtype: string
:return: name of this task generator
"""
try:
return self._name
except AttributeError:
if isinstance(self.target, list):
lst = [str(x) for x in self.target]
name = self._name = ','.join(lst)
else:
name = self._name = str(self.target)
return name
def set_name(self, name):
self._name = name
name = property(get_name, set_name)
def to_list(self, val):
"""
Ensures that a parameter is a list, see :py:func:`waflib.Utils.to_list`
:type val: string or list of string
:param val: input to return as a list
:rtype: list
"""
if isinstance(val, str):
return val.split()
else:
return val
def post(self):
"""
Creates tasks for this task generators. The following operations are performed:
#. The body of this method is called only once and sets the attribute ``posted``
#. The attribute ``features`` is used to add more methods in ``self.meths``
#. The methods are sorted by the precedence table ``self.prec`` or `:waflib:attr:waflib.TaskGen.task_gen.prec`
#. The methods are then executed in order
#. The tasks created are added to :py:attr:`waflib.TaskGen.task_gen.tasks`
"""
if getattr(self, 'posted', None):
return False
self.posted = True
keys = set(self.meths)
keys.update(feats['*'])
# add the methods listed in the features
self.features = Utils.to_list(self.features)
for x in self.features:
st = feats[x]
if st:
keys.update(st)
elif not x in Task.classes:
Logs.warn(
'feature %r does not exist - bind at least one method to it?',
x)
# copy the precedence table
prec = {}
prec_tbl = self.prec
for x in prec_tbl:
if x in keys:
prec[x] = prec_tbl[x]
# elements disconnected
tmp = []
for a in keys:
for x in prec.values():
if a in x:
break
else:
tmp.append(a)
tmp.sort(reverse=True)
# topological sort
out = []
while tmp:
e = tmp.pop()
if e in keys:
out.append(e)
try:
nlst = prec[e]
except KeyError:
pass
else:
del prec[e]
for x in nlst:
for y in prec:
if x in prec[y]:
break
else:
tmp.append(x)
tmp.sort(reverse=True)
if prec:
buf = ['Cycle detected in the method execution:']
for k, v in prec.items():
buf.append('- %s after %s' % (k, [x for x in v if x in prec]))
raise Errors.WafError('\n'.join(buf))
self.meths = out
# then we run the methods in order
Logs.debug('task_gen: posting %s %d', self, id(self))
for x in out:
try:
v = getattr(self, x)
except AttributeError:
raise Errors.WafError(
'%r is not a valid task generator method' % x)
Logs.debug('task_gen: -> %s (%d)', x, id(self))
v()
Logs.debug('task_gen: posted %s', self.name)
return True
def get_hook(self, node):
"""
Returns the ``@extension`` method to call for a Node of a particular extension.
:param node: Input file to process
:type node: :py:class:`waflib.Tools.Node.Node`
:return: A method able to process the input node by looking at the extension
:rtype: function
"""
name = node.name
for k in self.mappings:
try:
if name.endswith(k):
return self.mappings[k]
except TypeError:
# regexps objects
if k.match(name):
return self.mappings[k]
keys = list(self.mappings.keys())
raise Errors.WafError(
"File %r has no mapping in %r (load a waf tool?)" % (node, keys))
def create_task(self, name, src=None, tgt=None, **kw):
"""
Creates task instances.
:param name: task class name
:type name: string
:param src: input nodes
:type src: list of :py:class:`waflib.Tools.Node.Node`
:param tgt: output nodes
:type tgt: list of :py:class:`waflib.Tools.Node.Node`
:return: A task object
:rtype: :py:class:`waflib.Task.Task`
"""
task = Task.classes[name](env=self.env.derive(), generator=self)
if src:
task.set_inputs(src)
if tgt:
task.set_outputs(tgt)
task.__dict__.update(kw)
self.tasks.append(task)
return task
def clone(self, env):
"""
Makes a copy of a task generator. Once the copy is made, it is necessary to ensure that the
it does not create the same output files as the original, or the same files may
be compiled several times.
:param env: A configuration set
:type env: :py:class:`waflib.ConfigSet.ConfigSet`
:return: A copy
:rtype: :py:class:`waflib.TaskGen.task_gen`
"""
newobj = self.bld()
for x in self.__dict__:
if x in ('env', 'bld'):
continue
elif x in ('path', 'features'):
setattr(newobj, x, getattr(self, x))
else:
setattr(newobj, x, copy.copy(getattr(self, x)))
newobj.posted = False
if isinstance(env, str):
newobj.env = self.bld.all_envs[env].derive()
else:
newobj.env = env.derive()
return newobj
class task_gen(object):
mappings = Utils.ordered_iter_dict()
prec = Utils.defaultdict(set)
def __init__(self, *k, **kw):
self.source = []
self.target = ''
self.meths = []
self.features = []
self.tasks = []
if not 'bld' in kw:
self.env = ConfigSet.ConfigSet()
self.idx = 0
self.path = None
else:
self.bld = kw['bld']
self.env = self.bld.env.derive()
self.path = self.bld.path
path = self.path.abspath()
try:
self.idx = self.bld.idx[path] = self.bld.idx.get(path, 0) + 1
except AttributeError:
self.bld.idx = {}
self.idx = self.bld.idx[path] = 1
try:
self.tg_idx_count = self.bld.tg_idx_count = self.bld.tg_idx_count + 1
except AttributeError:
self.tg_idx_count = self.bld.tg_idx_count = 1
for key, val in kw.items():
setattr(self, key, val)
def __str__(self):
return "<task_gen %r declared in %s>" % (self.name,
self.path.abspath())
def __repr__(self):
lst = []
for x in self.__dict__:
if x not in ('env', 'bld', 'compiled_tasks', 'tasks'):
lst.append("%s=%s" % (x, repr(getattr(self, x))))
return "bld(%s) in %s" % (", ".join(lst), self.path.abspath())
def get_cwd(self):
return self.bld.bldnode
def get_name(self):
try:
return self._name
except AttributeError:
if isinstance(self.target, list):
lst = [str(x) for x in self.target]
name = self._name = ','.join(lst)
else:
name = self._name = str(self.target)
return name
def set_name(self, name):
self._name = name
name = property(get_name, set_name)
def to_list(self, val):
if isinstance(val, str):
return val.split()
else:
return val
def post(self):
if getattr(self, 'posted', None):
return False
self.posted = True
keys = set(self.meths)
keys.update(feats['*'])
self.features = Utils.to_list(self.features)
for x in self.features:
st = feats[x]
if st:
keys.update(st)
elif not x in Task.classes:
Logs.warn(
'feature %r does not exist - bind at least one method to it?',
x)
prec = {}
prec_tbl = self.prec
for x in prec_tbl:
if x in keys:
prec[x] = prec_tbl[x]
tmp = []
for a in keys:
for x in prec.values():
if a in x:
break
else:
tmp.append(a)
tmp.sort(reverse=True)
out = []
while tmp:
e = tmp.pop()
if e in keys:
out.append(e)
try:
nlst = prec[e]
except KeyError:
pass
else:
del prec[e]
for x in nlst:
for y in prec:
if x in prec[y]:
break
else:
tmp.append(x)
tmp.sort(reverse=True)
if prec:
buf = ['Cycle detected in the method execution:']
for k, v in prec.items():
buf.append('- %s after %s' % (k, [x for x in v if x in prec]))
raise Errors.WafError('\n'.join(buf))
self.meths = out
Logs.debug('task_gen: posting %s %d', self, id(self))
for x in out:
try:
v = getattr(self, x)
except AttributeError:
raise Errors.WafError(
'%r is not a valid task generator method' % x)
Logs.debug('task_gen: -> %s (%d)', x, id(self))
v()
Logs.debug('task_gen: posted %s', self.name)
return True
def get_hook(self, node):
name = node.name
for k in self.mappings:
try:
if name.endswith(k):
return self.mappings[k]
except TypeError:
if k.match(name):
return self.mappings[k]
keys = list(self.mappings.keys())
raise Errors.WafError(
"File %r has no mapping in %r (load a waf tool?)" % (node, keys))
def create_task(self, name, src=None, tgt=None, **kw):
task = Task.classes[name](env=self.env.derive(), generator=self)
if src:
task.set_inputs(src)
if tgt:
task.set_outputs(tgt)
task.__dict__.update(kw)
self.tasks.append(task)
return task
def clone(self, env):
newobj = self.bld()
for x in self.__dict__:
if x in ('env', 'bld'):
continue
elif x in ('path', 'features'):
setattr(newobj, x, getattr(self, x))
else:
setattr(newobj, x, copy.copy(getattr(self, x)))
newobj.posted = False
if isinstance(env, str):
newobj.env = self.bld.all_envs[env].derive()
else:
newobj.env = env.derive()
return newobj
class task_gen(object):
"""
Instances of this class create :py:class:`waflib.Task.TaskBase` when
calling the method :py:meth:`waflib.TaskGen.task_gen.post` from the main thread.
A few notes:
* The methods to call (*self.meths*) can be specified dynamically (removing, adding, ..)
* The 'features' are used to add methods to self.meths and then execute them
* The attribute 'path' is a node representing the location of the task generator
* The tasks created are added to the attribute *tasks*
* The attribute 'idx' is a counter of task generators in the same path
"""
mappings = Utils.ordered_iter_dict()
"""Mappings are global file extension mappings, they are retrieved in the order of definition"""
prec = Utils.defaultdict(list)
"""Dict holding the precedence rules for task generator methods"""
def __init__(self, *k, **kw):
"""
The task generator objects predefine various attributes (source, target) for possible
processing by process_rule (make-like rules) or process_source (extensions, misc methods)
The tasks are stored on the attribute 'tasks'. They are created by calling methods
listed in self.meths *or* referenced in the attribute features
A topological sort is performed to ease the method re-use.
The extra key/value elements passed in kw are set as attributes
"""
# so we will have to play with directed acyclic graphs
# detect cycles, etc
self.source = ''
self.target = ''
self.meths = []
"""
List of method names to execute (it is usually a good idea to avoid touching this)
"""
self.prec = Utils.defaultdict(list)
"""
Precedence table for sorting the methods in self.meths
"""
self.mappings = {}
"""
List of mappings {extension -> function} for processing files by extension
This is very rarely used, so we do not use an ordered dict here
"""
self.features = []
"""
List of feature names for bringing new methods in
"""
self.tasks = []
"""
List of tasks created.
"""
if not 'bld' in kw:
# task generators without a build context :-/
self.env = ConfigSet.ConfigSet()
self.idx = 0
self.path = None
else:
self.bld = kw['bld']
self.env = self.bld.env.derive()
self.path = self.bld.path # emulate chdir when reading scripts
# provide a unique id
try:
self.idx = self.bld.idx[id(
self.path)] = self.bld.idx.get(id(self.path), 0) + 1
except AttributeError:
self.bld.idx = {}
self.idx = self.bld.idx[id(self.path)] = 1
for key, val in kw.items():
setattr(self, key, val)
def __str__(self):
"""for debugging purposes"""
return "<task_gen %r declared in %s>" % (self.name,
self.path.abspath())
def __repr__(self):
"""for debugging purposes"""
lst = []
for x in self.__dict__.keys():
if x not in ('env', 'bld', 'compiled_tasks', 'tasks'):
lst.append("%s=%s" % (x, repr(getattr(self, x))))
return "bld(%s) in %s" % (", ".join(lst), self.path.abspath())
def get_name(self):
"""
If not set, the name is computed from the target name::
def build(bld):
x = bld(name='foo')
x.get_name() # foo
y = bld(target='bar')
y.get_name() # bar
:rtype: string
:return: name of this task generator
"""
try:
return self._name
except AttributeError:
if isinstance(self.target, list):
lst = [str(x) for x in self.target]
name = self._name = ','.join(lst)
else:
name = self._name = str(self.target)
return name
def set_name(self, name):
self._name = name
name = property(get_name, set_name)
def to_list(self, val):
"""
Ensure that a parameter is a list
:type val: string or list of string
:param val: input to return as a list
:rtype: list
"""
if isinstance(val, str): return val.split()
else: return val
def post(self):
"""
Create task objects. The following operations are performed:
#. The body of this method is called only once and sets the attribute ``posted``
#. The attribute ``features`` is used to add more methods in ``self.meths``
#. The methods are sorted by the precedence table ``self.prec`` or `:waflib:attr:waflib.TaskGen.task_gen.prec`
#. The methods are then executed in order
#. The tasks created are added to :py:attr:`waflib.TaskGen.task_gen.tasks`
"""
# we could add a decorator to let the task run once, but then python 2.3 will be difficult to support
if getattr(self, 'posted', None):
#error("OBJECT ALREADY POSTED" + str( self))
return False
self.posted = True
keys = set(self.meths)
# add the methods listed in the features
self.features = Utils.to_list(self.features)
for x in self.features + ['*']:
st = feats[x]
if not st:
if not x in Task.classes:
Logs.warn(
'feature %r does not exist - bind at least one method to it'
% x)
keys.update(list(st)) # ironpython 2.7 wants the cast to list
# copy the precedence table
prec = {}
prec_tbl = self.prec or task_gen.prec
for x in prec_tbl:
if x in keys:
prec[x] = prec_tbl[x]
# elements disconnected
tmp = []
for a in keys:
for x in prec.values():
if a in x: break
else:
tmp.append(a)
tmp.sort()
# topological sort
out = []
while tmp:
e = tmp.pop()
if e in keys: out.append(e)
try:
nlst = prec[e]
except KeyError:
pass
else:
del prec[e]
for x in nlst:
for y in prec:
if x in prec[y]:
break
else:
tmp.append(x)
if prec:
raise Errors.WafError('Cycle detected in the method execution %r' %
prec)
out.reverse()
self.meths = out
# then we run the methods in order
Logs.debug('task_gen: posting %s %d' % (self, id(self)))
for x in out:
try:
v = getattr(self, x)
except AttributeError:
raise Errors.WafError(
'%r is not a valid task generator method' % x)
Logs.debug('task_gen: -> %s (%d)' % (x, id(self)))
v()
Logs.debug('task_gen: posted %s' % self.name)
return True
def get_hook(self, node):
"""
:param node: Input file to process
:type node: :py:class:`waflib.Tools.Node.Node`
:return: A method able to process the input node by looking at the extension
:rtype: function
"""
name = node.name
if self.mappings:
for k in self.mappings:
if name.endswith(k):
return self.mappings[k]
for k in task_gen.mappings:
if name.endswith(k):
return task_gen.mappings[k]
raise Errors.WafError(
"File %r has no mapping in %r (have you forgotten to load a waf tool?)"
% (node, task_gen.mappings.keys()))
def create_task(self, name, src=None, tgt=None, **kw):
"""
Wrapper for creating task instances. The classes are retrieved from the
context class if possible, then from the global dict Task.classes.
:param name: task class name
:type name: string
:param src: input nodes
:type src: list of :py:class:`waflib.Tools.Node.Node`
:param tgt: output nodes
:type tgt: list of :py:class:`waflib.Tools.Node.Node`
:return: A task object
:rtype: :py:class:`waflib.Task.TaskBase`
"""
task = Task.classes[name](env=self.env.derive(), generator=self)
if src:
task.set_inputs(src)
if tgt:
task.set_outputs(tgt)
task.__dict__.update(kw)
self.tasks.append(task)
return task
def clone(self, env):
"""
Make a copy of a task generator. Once the copy is made, it is necessary to ensure that the
it does not create the same output files as the original, or the same files may
be compiled several times.
:param env: A configuration set
:type env: :py:class:`waflib.ConfigSet.ConfigSet`
:return: A copy
:rtype: :py:class:`waflib.TaskGen.task_gen`
"""
newobj = self.bld()
for x in self.__dict__:
if x in ('env', 'bld'):
continue
elif x in ('path', 'features'):
setattr(newobj, x, getattr(self, x))
else:
setattr(newobj, x, copy.copy(getattr(self, x)))
newobj.posted = False
if isinstance(env, str):
newobj.env = self.bld.all_envs[env].derive()
else:
newobj.env = env.derive()
return newobj
