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# Carlos Rafael Giani, 2007 (dv)
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# Thomas Nagy, 2007-2008 (ita)
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import os, sys, re, optparse
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import ccroot # <- leave this
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import TaskGen, Utils, Task, Configure, Logs, Build
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from Logs import debug, error
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from TaskGen import taskgen, feature, after, before, extension
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from Configure import conftest
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EXT_D = ['.d', '.di', '.D']
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D_METHS = ['apply_core', 'apply_vnum', 'apply_objdeps'] # additional d methods
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import tango.stdc.stdio;
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def filter_comments(filename):
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txt = Utils.readf(filename)
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if c == '"' or c == "'": # skip a string or character literal
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buf.append(txt[begin:i])
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elif c == '\\': # skip the character following backslash
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elif c == '/': # try to replace a comment with whitespace
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buf.append(txt[begin:i])
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if c == '+': # eat nesting /+ +/ comment
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if prev == '/' and c == '+':
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elif prev == '+' and c == '/':
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if nesting == 0: break
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elif c == '*': # eat /* */ comment
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if prev == '*' and c == '/': break
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elif c == '/': # eat // comment
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while i < max and txt[i] != '\n':
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buf.append(txt[begin:])
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class d_parser(object):
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def __init__(self, env, incpaths):
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self.re_module = re.compile("module\s+([^;]+)")
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self.re_import = re.compile("import\s+([^;]+)")
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self.re_import_bindings = re.compile("([^:]+):(.*)")
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self.re_import_alias = re.compile("[^=]+=(.+)")
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self.incpaths = incpaths
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def tryfind(self, filename):
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for n in self.incpaths:
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found = n.find_resource(filename.replace('.', '/') + '.d')
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self.nodes.append(found)
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self.waiting.append(found)
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if not filename in self.names:
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self.names.append(filename)
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def get_strings(self, code):
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# get the module name (if present)
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mod_name = self.re_module.search(code)
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self.module = re.sub('\s+', '', mod_name.group(1)) # strip all whitespaces
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# go through the code, have a look at all import occurrences
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# first, lets look at anything beginning with "import" and ending with ";"
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import_iterator = self.re_import.finditer(code)
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for import_match in import_iterator:
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import_match_str = re.sub('\s+', '', import_match.group(1)) # strip all whitespaces
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# does this end with an import bindings declaration?
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# (import bindings always terminate the list of imports)
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bindings_match = self.re_import_bindings.match(import_match_str)
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import_match_str = bindings_match.group(1)
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# if so, extract the part before the ":" (since the module declaration(s) is/are located there)
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# split the matching string into a bunch of strings, separated by a comma
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matches = import_match_str.split(',')
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for match in matches:
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alias_match = self.re_import_alias.match(match)
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# is this an alias declaration? (alias = module name) if so, extract the module name
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match = alias_match.group(1)
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def start(self, node):
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self.waiting = [node]
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# while the stack is not empty, add the dependencies
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nd = self.waiting.pop(0)
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def iter(self, node):
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path = node.abspath(self.env) # obtain the absolute path
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code = "".join(filter_comments(path)) # read the file and filter the comments
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names = self.get_strings(code) # obtain the import strings
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if x in self.allnames: continue
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self.allnames.append(x)
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# for each name, see if it is like a node or not
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"look for .d/.di the .d source need"
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gruik = d_parser(env, env['INC_PATHS'])
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gruik.start(self.inputs[0])
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debug('deps: nodes found for %s: %s %s' % (str(self.inputs[0]), str(gruik.nodes), str(gruik.names)))
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#debug("deps found for %s: %s" % (str(node), str(gruik.deps)), 'deps')
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return (gruik.nodes, gruik.names)
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def get_target_name(self):
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"for d programs and libs"
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for x in self.features:
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if x in ['dshlib', 'dstaticlib']:
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return v['D_%s_PATTERN' % tp] % self.target
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'generate_headers':False,
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@before('apply_type_vars')
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setattr(self, x, getattr(self, x, d_params[x]))
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class d_taskgen(TaskGen.task_gen):
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def __init__(self, *k, **kw):
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TaskGen.task_gen.__init__(self, *k, **kw)
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self.features.append('d' + k[1])
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# okay, we borrow a few methods from ccroot
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TaskGen.bind_feature('d', D_METHS)
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@before('apply_d_libs')
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Utils.def_attrs(self,
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generate_headers=False, # set to true if you want .di files as well as .o
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@after('apply_d_link', 'init_d')
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@before('apply_vnum', 'apply_d_vars')
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def apply_d_libs(self):
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"""after apply_link because of 'link_task'
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after default_cc because of the attribute 'uselib'"""
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# 1. the case of the libs defined in the project (visit ancestors first)
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# the ancestors external libraries (uselib) will be prepended
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self.uselib = self.to_list(self.uselib)
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names = self.to_list(self.uselib_local)
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tmp = Utils.deque(names) # consume a copy of the list of names
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lib_name = tmp.popleft()
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# visit dependencies only once
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y = self.name_to_obj(lib_name)
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raise Utils.WafError('object %r was not found in uselib_local (required by %r)' % (lib_name, self.name))
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# object has ancestors to process (shared libraries): add them to the end of the list
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if getattr(y, 'uselib_local', None):
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lst = y.to_list(y.uselib_local)
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if 'dshlib' in y.features or 'dprogram' in y.features:
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lst = [x for x in lst if not 'dstaticlib' in self.name_to_obj(x).features]
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# link task and flags
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if getattr(y, 'link_task', None):
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link_name = y.target[y.target.rfind(os.sep) + 1:]
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if 'dstaticlib' in y.features or 'dshlib' in y.features:
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env.append_unique('DLINKFLAGS', env.DLIB_ST % link_name)
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env.append_unique('DLINKFLAGS', env.DLIBPATH_ST % y.link_task.outputs[0].parent.bldpath(env))
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self.link_task.set_run_after(y.link_task)
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# for the recompilation
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dep_nodes = getattr(self.link_task, 'dep_nodes', [])
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self.link_task.dep_nodes = dep_nodes + y.link_task.outputs
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# add ancestors uselib too - but only propagate those that have no staticlib
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for v in self.to_list(y.uselib):
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if not v in self.uselib:
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self.uselib.insert(0, v)
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# if the library task generator provides 'export_incdirs', add to the include path
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# the export_incdirs must be a list of paths relative to the other library
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if getattr(y, 'export_incdirs', None):
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for x in self.to_list(y.export_incdirs):
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node = y.path.find_dir(x)
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raise Utils.WafError('object %r: invalid folder %r in export_incdirs' % (y.target, x))
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self.env.append_unique('INC_PATHS', node)
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@feature('dprogram', 'dshlib', 'dstaticlib')
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def apply_d_link(self):
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link = getattr(self, 'link', None)
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if 'dstaticlib' in self.features: link = 'static_link'
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else: link = 'd_link'
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outputs = [t.outputs[0] for t in self.compiled_tasks]
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self.link_task = self.create_task(link, outputs, self.path.find_or_declare(get_target_name(self)))
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def apply_d_vars(self):
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dpath_st = env['DPATH_ST']
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lib_st = env['DLIB_ST']
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libpath_st = env['DLIBPATH_ST']
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importpaths = self.to_list(self.importpaths)
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uselib = self.to_list(self.uselib)
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if env['DFLAGS_' + i]:
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env.append_unique('DFLAGS', env['DFLAGS_' + i])
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for x in self.features:
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if not x in ['dprogram', 'dstaticlib', 'dshlib']:
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d_shlib_dflags = env['D_' + x + '_DFLAGS']
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env.append_unique('DFLAGS', d_shlib_dflags)
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if env['DPATH_' + i]:
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for entry in self.to_list(env['DPATH_' + i]):
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if not entry in importpaths:
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importpaths.append(entry)
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# now process the import paths
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for path in importpaths:
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if os.path.isabs(path):
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env.append_unique('_DIMPORTFLAGS', dpath_st % path)
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node = self.path.find_dir(path)
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self.env.append_unique('INC_PATHS', node)
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env.append_unique('_DIMPORTFLAGS', dpath_st % node.srcpath(env))
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env.append_unique('_DIMPORTFLAGS', dpath_st % node.bldpath(env))
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if env['LIBPATH_' + i]:
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for entry in self.to_list(env['LIBPATH_' + i]):
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if not entry in libpaths:
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libpaths.append(entry)
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libpaths = self.to_list(self.libpaths) + libpaths
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# now process the library paths
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# apply same path manipulation as used with import paths
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for path in libpaths:
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if not os.path.isabs(path):
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node = self.path.find_resource(path)
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raise Utils.WafError('could not find libpath %r from %r' % (path, self))
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path = node.abspath(self.env)
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env.append_unique('DLINKFLAGS', libpath_st % path)
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for entry in self.to_list(env['LIB_' + i]):
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if not entry in libs:
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libs.extend(self.to_list(self.libs))
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for flag in self.to_list(self.dflags):
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env.append_unique('DFLAGS', flag)
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# now process the libraries
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env.append_unique('DLINKFLAGS', lib_st % lib)
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dlinkflags = env['DLINKFLAGS_' + i]
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for linkflag in dlinkflags:
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env.append_unique('DLINKFLAGS', linkflag)
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@after('apply_d_vars')
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def add_shlib_d_flags(self):
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for linkflag in self.env['D_shlib_LINKFLAGS']:
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self.env.append_unique('DLINKFLAGS', linkflag)
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def d_hook(self, node):
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# create the compilation task: cpp or cc
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task = self.create_task(self.generate_headers and 'd_with_header' or 'd')
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try: obj_ext = self.obj_ext
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except AttributeError: obj_ext = '_%d.o' % self.idx
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task.outputs = [node.change_ext(obj_ext)]
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self.compiled_tasks.append(task)
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if self.generate_headers:
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header_node = node.change_ext(self.env['DHEADER_ext'])
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task.outputs += [header_node]
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d_str = '${D_COMPILER} ${DFLAGS} ${_DIMPORTFLAGS} ${D_SRC_F}${SRC} ${D_TGT_F}${TGT}'
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d_with_header_str = '${D_COMPILER} ${DFLAGS} ${_DIMPORTFLAGS} \
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${D_HDR_F}${TGT[1].bldpath(env)} \
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${D_TGT_F}${TGT[0].bldpath(env)}'
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link_str = '${D_LINKER} ${DLNK_SRC_F}${SRC} ${DLNK_TGT_F}${TGT} ${DLINKFLAGS}'
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def override_exec(cls):
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"""stupid dmd wants -of stuck to the file name"""
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old_exec = cls.exec_command
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def exec_command(self, *k, **kw):
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if isinstance(k[0], list):
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for i in xrange(len(lst)):
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lst[i] = '-of' + lst[i]
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return old_exec(self, *k, **kw)
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cls.exec_command = exec_command
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cls = Task.simple_task_type('d', d_str, 'GREEN', before='static_link d_link', shell=False)
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cls = Task.simple_task_type('d_with_header', d_with_header_str, 'GREEN', before='static_link d_link', shell=False)
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cls = Task.simple_task_type('d_link', link_str, color='YELLOW', shell=False)
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# for feature request #104
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def generate_header(self, filename, install_path):
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if not hasattr(self, 'header_lst'): self.header_lst = []
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self.meths.append('process_header')
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self.header_lst.append([filename, install_path])
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@before('apply_core')
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def process_header(self):
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for i in getattr(self, 'header_lst', []):
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node = self.path.find_resource(i[0])
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raise Utils.WafError('file not found on d obj '+i[0])
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task = self.create_task('d_header')
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task.set_inputs(node)
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task.set_outputs(node.change_ext('.di'))
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d_header_str = '${D_COMPILER} ${D_HEADER} ${SRC}'
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Task.simple_task_type('d_header', d_header_str, color='BLUE', shell=False)
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def d_platform_flags(conf):
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binfmt = v.DEST_BINFMT or Utils.unversioned_sys_platform_to_binary_format(
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v.DEST_OS or Utils.unversioned_sys_platform())
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v['D_program_PATTERN'] = '%s.exe'
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v['D_shlib_PATTERN'] = 'lib%s.dll'
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v['D_staticlib_PATTERN'] = 'lib%s.a'
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v['D_program_PATTERN'] = '%s'
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v['D_shlib_PATTERN'] = 'lib%s.so'
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v['D_staticlib_PATTERN'] = 'lib%s.a'
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def check_dlibrary(conf):
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ret = conf.check_cc(features='d dprogram', fragment=DLIB, mandatory=True, compile_filename='test.d', execute=True)
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conf.env.DLIBRARY = ret.strip()
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if __name__ == "__main__":
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try: arg = sys.argv[1]
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except IndexError: arg = "file.d"
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print("".join(filter_comments(arg)))
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#code = "".join(gruik.buf)
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#print "we have found the following code"
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#print "-------------------------------------------"
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print "module: %s" % parser_.module
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for imp in parser_.imports: