mirror of
https://gitlab.gnome.org/GNOME/libxslt
synced 2025-07-12 01:41:46 +03:00
03fd8d0fcc
* doc/apibuild.py: fixed a bug in merging public info from C modules. * win32/Makefile.msvc win32/configure.js: patch from Mark Vakoc the iconv option to configure.js didn't work, and added zlib option needed when linking xsltproc statically Daniel
1468 lines
43 KiB
Python
Executable File
1468 lines
43 KiB
Python
Executable File
#!/usr/bin/python -u
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#
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# This is the API builder, it parses the C sources and build the
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# API formal description in XML.
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#
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# See Copyright for the status of this software.
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#
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# daniel@veillard.com
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#
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import sys
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import string
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import glob
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def escape(raw):
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raw = string.replace(raw, '&', '&')
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raw = string.replace(raw, '<', '<')
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raw = string.replace(raw, '>', '>')
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raw = string.replace(raw, "'", ''')
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raw = string.replace(raw, '"', '"')
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return raw
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class identifier:
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def __init__(self, name, module=None, type=None, info=None, extra=None):
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self.name = name
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self.module = module
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self.type = type
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self.info = info
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self.extra = extra
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self.static = 0
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def __repr__(self):
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r = "%s %s:" % (self.type, self.name)
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if self.static:
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r = r + " static"
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if self.module != None:
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r = r + " from %s" % (self.module)
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if self.info != None:
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r = r + " " + `self.info`
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if self.extra != None:
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r = r + " " + `self.extra`
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return r
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def set_module(self, module):
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self.module = module
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def set_type(self, type):
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self.type = type
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def set_info(self, info):
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self.info = info
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def set_extra(self, extra):
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self.extra = extra
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def set_static(self, static):
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self.static = static
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def update(self, module, type = None, info = None, extra=None):
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if module != None and self.module == None:
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self.set_module(module)
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if type != None and self.type == None:
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self.set_type(type)
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if info != None:
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self.set_info(info)
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if extra != None:
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self.set_extra(extra)
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class index:
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def __init__(self, name = "noname"):
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self.name = name;
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self.identifiers = {}
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self.functions = {}
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self.variables = {}
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self.includes = {}
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self.structs = {}
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self.enums = {}
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self.typedefs = {}
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self.macros = {}
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self.references = {}
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def add(self, name, module, static, type, info=None, extra=None):
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if name[0:2] == '__':
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return None
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d = None
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try:
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d = self.identifiers[name]
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d.update(module, type, info, extra)
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except:
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d = identifier(name, module, type, info, extra)
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self.identifiers[name] = d
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if d != None and static == 1:
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d.set_static(1)
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if d != None and name != None and type != None:
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if type == "function":
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self.functions[name] = d
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elif type == "functype":
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self.functions[name] = d
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elif type == "variable":
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self.variables[name] = d
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elif type == "include":
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self.includes[name] = d
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elif type == "struct":
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self.structs[name] = d
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elif type == "enum":
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self.enums[name] = d
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elif type == "typedef":
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self.typedefs[name] = d
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elif type == "macro":
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self.macros[name] = d
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else:
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print "Unable to register type ", type
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return d
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def merge(self, idx):
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for id in idx.functions.keys():
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#
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# macro might be used to override functions or variables
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# definitions
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#
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if self.macros.has_key(id):
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del self.macros[id]
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if self.functions.has_key(id):
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print "function %s from %s redeclared in %s" % (
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id, self.functions[id].module, idx.functions[id].module)
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else:
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self.functions[id] = idx.functions[id]
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self.identifiers[id] = idx.functions[id]
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for id in idx.variables.keys():
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#
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# macro might be used to override functions or variables
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# definitions
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#
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if self.macros.has_key(id):
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del self.macros[id]
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if self.variables.has_key(id):
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print "variable %s from %s redeclared in %s" % (
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id, self.variables[id].module, idx.variables[id].module)
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else:
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self.variables[id] = idx.variables[id]
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self.identifiers[id] = idx.variables[id]
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for id in idx.structs.keys():
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if self.structs.has_key(id):
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print "struct %s from %s redeclared in %s" % (
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id, self.structs[id].module, idx.structs[id].module)
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else:
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self.structs[id] = idx.structs[id]
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self.identifiers[id] = idx.structs[id]
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for id in idx.typedefs.keys():
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if self.typedefs.has_key(id):
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print "typedef %s from %s redeclared in %s" % (
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id, self.typedefs[id].module, idx.typedefs[id].module)
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else:
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self.typedefs[id] = idx.typedefs[id]
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self.identifiers[id] = idx.typedefs[id]
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for id in idx.macros.keys():
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#
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# macro might be used to override functions or variables
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# definitions
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#
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if self.variables.has_key(id):
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continue
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if self.functions.has_key(id):
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continue
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if self.enums.has_key(id):
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continue
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if self.macros.has_key(id):
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print "macro %s from %s redeclared in %s" % (
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id, self.macros[id].module, idx.macros[id].module)
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else:
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self.macros[id] = idx.macros[id]
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self.identifiers[id] = idx.macros[id]
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for id in idx.enums.keys():
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if self.enums.has_key(id):
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print "enum %s from %s redeclared in %s" % (
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id, self.enums[id].module, idx.enums[id].module)
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else:
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self.enums[id] = idx.enums[id]
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self.identifiers[id] = idx.enums[id]
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def merge_public(self, idx):
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for id in idx.functions.keys():
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if self.functions.has_key(id):
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up = idx.functions[id]
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self.functions[id].update(None, up.type, up.info, up.extra)
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def analyze_dict(self, type, dict):
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count = 0
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public = 0
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for name in dict.keys():
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id = dict[name]
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count = count + 1
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if id.static == 0:
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public = public + 1
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if count != public:
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print " %d %s , %d public" % (count, type, public)
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elif count != 0:
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print " %d public %s" % (count, type)
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def analyze(self):
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self.analyze_dict("functions", self.functions)
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self.analyze_dict("variables", self.variables)
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self.analyze_dict("structs", self.structs)
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self.analyze_dict("typedefs", self.typedefs)
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self.analyze_dict("macros", self.macros)
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#
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# C parser analysis code
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#
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ignored_files = {
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"trio": "too many non standard macros",
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"trio.c": "too many non standard macros",
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"trionan.c": "too many non standard macros",
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"triostr.c": "too many non standard macros",
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"acconfig.h": "generated portability layer",
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"config.h": "generated portability layer",
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"libxml.h": "internal only",
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}
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ignored_words = {
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"WINAPI": (0, "Windows keyword"),
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"LIBXML_DLL_IMPORT": (0, "Special macro to flag external keywords"),
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"__declspec": (3, "Windows keyword"),
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"ATTRIBUTE_UNUSED": (0, "macro keyword"),
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"LIBEXSLT_PUBLIC": (0, "macro keyword"),
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"X_IN_Y": (5, "macro function builder"),
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}
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class CLexer:
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"""A lexer for the C language, tokenize the input by reading and
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analyzing it line by line"""
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def __init__(self, input):
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self.input = input
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self.tokens = []
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self.line = ""
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self.lineno = 0
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def getline(self):
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line = ''
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while line == '':
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line = self.input.readline()
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if not line:
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return None
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self.lineno = self.lineno + 1
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line = string.lstrip(line)
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line = string.rstrip(line)
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if line == '':
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continue
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while line[-1] == '\\':
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line = line[:-1]
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n = self.input.readline()
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self.lineno = self.lineno + 1
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n = string.lstrip(n)
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n = string.rstrip(n)
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if not n:
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break
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else:
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line = line + n
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return line
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def getlineno(self):
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return self.lineno
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def push(self, token):
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self.tokens.insert(0, token);
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def debug(self):
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print "Last token: ", self.last
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print "Token queue: ", self.tokens
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print "Line %d end: " % (self.lineno), self.line
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def token(self):
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while self.tokens == []:
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if self.line == "":
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line = self.getline()
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else:
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line = self.line
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self.line = ""
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if line == None:
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return None
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if line[0] == '#':
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self.tokens = map((lambda x: ('preproc', x)),
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string.split(line))
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break;
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l = len(line)
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if line[0] == '"' or line[0] == "'":
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end = line[0]
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line = line[1:]
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found = 0
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tok = ""
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while found == 0:
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i = 0
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l = len(line)
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while i < l:
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if line[i] == end:
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self.line = line[i+1:]
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line = line[:i]
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l = i
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found = 1
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break
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if line[i] == '\\':
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i = i + 1
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i = i + 1
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tok = tok + line
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if found == 0:
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line = self.getline()
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if line == None:
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return None
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self.last = ('string', tok)
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return self.last
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if l >= 2 and line[0] == '/' and line[1] == '*':
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line = line[2:]
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found = 0
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tok = ""
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while found == 0:
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i = 0
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l = len(line)
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while i < l:
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if line[i] == '*' and i+1 < l and line[i+1] == '/':
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self.line = line[i+2:]
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line = line[:i-1]
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l = i
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found = 1
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break
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i = i + 1
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if tok != "":
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tok = tok + "\n"
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tok = tok + line
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if found == 0:
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line = self.getline()
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if line == None:
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return None
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self.last = ('comment', tok)
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return self.last
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if l >= 2 and line[0] == '/' and line[1] == '/':
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line = line[2:]
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self.last = ('comment', line)
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return self.last
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i = 0
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while i < l:
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if line[i] == '/' and i+1 < l and line[i+1] == '/':
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self.line = line[i:]
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line = line[:i]
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break
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if line[i] == '/' and i+1 < l and line[i+1] == '*':
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self.line = line[i:]
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line = line[:i]
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break
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if line[i] == '"' or line[i] == "'":
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self.line = line[i:]
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line = line[:i]
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break
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i = i + 1
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l = len(line)
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i = 0
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while i < l:
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if line[i] == ' ' or line[i] == '\t':
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i = i + 1
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continue
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o = ord(line[i])
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if (o >= 97 and o <= 122) or (o >= 65 and o <= 90) or \
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(o >= 48 and o <= 57):
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s = i
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while i < l:
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o = ord(line[i])
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if (o >= 97 and o <= 122) or (o >= 65 and o <= 90) or \
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(o >= 48 and o <= 57) or string.find(
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" \t(){}:;,+-*/%&!|[]=><", line[i]) == -1:
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i = i + 1
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else:
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break
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self.tokens.append(('name', line[s:i]))
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continue
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if string.find("(){}:;,[]", line[i]) != -1:
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# if line[i] == '(' or line[i] == ')' or line[i] == '{' or \
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# line[i] == '}' or line[i] == ':' or line[i] == ';' or \
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# line[i] == ',' or line[i] == '[' or line[i] == ']':
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self.tokens.append(('sep', line[i]))
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i = i + 1
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continue
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if string.find("+-*><=/%&!|.", line[i]) != -1:
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# if line[i] == '+' or line[i] == '-' or line[i] == '*' or \
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# line[i] == '>' or line[i] == '<' or line[i] == '=' or \
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# line[i] == '/' or line[i] == '%' or line[i] == '&' or \
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# line[i] == '!' or line[i] == '|' or line[i] == '.':
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if line[i] == '.' and i + 2 < l and \
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line[i+1] == '.' and line[i+2] == '.':
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self.tokens.append(('name', '...'))
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i = i + 3
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continue
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j = i + 1
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if j < l and (
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string.find("+-*><=/%&!|", line[j]) != -1):
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# line[j] == '+' or line[j] == '-' or line[j] == '*' or \
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# line[j] == '>' or line[j] == '<' or line[j] == '=' or \
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# line[j] == '/' or line[j] == '%' or line[j] == '&' or \
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# line[j] == '!' or line[j] == '|'):
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self.tokens.append(('op', line[i:j+1]))
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i = j + 1
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else:
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self.tokens.append(('op', line[i]))
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i = i + 1
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continue
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s = i
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while i < l:
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o = ord(line[i])
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if (o >= 97 and o <= 122) or (o >= 65 and o <= 90) or \
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(o >= 48 and o <= 57) or (
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string.find(" \t(){}:;,+-*/%&!|[]=><", line[i]) == -1):
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# line[i] != ' ' and line[i] != '\t' and
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# line[i] != '(' and line[i] != ')' and
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# line[i] != '{' and line[i] != '}' and
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# line[i] != ':' and line[i] != ';' and
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# line[i] != ',' and line[i] != '+' and
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# line[i] != '-' and line[i] != '*' and
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# line[i] != '/' and line[i] != '%' and
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# line[i] != '&' and line[i] != '!' and
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# line[i] != '|' and line[i] != '[' and
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# line[i] != ']' and line[i] != '=' and
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# line[i] != '*' and line[i] != '>' and
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# line[i] != '<'):
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i = i + 1
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else:
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break
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self.tokens.append(('name', line[s:i]))
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tok = self.tokens[0]
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self.tokens = self.tokens[1:]
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self.last = tok
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return tok
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|
|
class CParser:
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"""The C module parser"""
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def __init__(self, filename, idx = None):
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self.filename = filename
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if len(filename) > 2 and filename[-2:] == '.h':
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self.is_header = 1
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else:
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self.is_header = 0
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self.input = open(filename)
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self.lexer = CLexer(self.input)
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if idx == None:
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self.index = index()
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else:
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self.index = idx
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self.top_comment = ""
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self.last_comment = ""
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self.comment = None
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def lineno(self):
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return self.lexer.getlineno()
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def error(self, msg, token=-1):
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print "Parse Error: " + msg
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if token != -1:
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print "Got token ", token
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self.lexer.debug()
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sys.exit(1)
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def debug(self, msg, token=-1):
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print "Debug: " + msg
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if token != -1:
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print "Got token ", token
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self.lexer.debug()
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|
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def parseComment(self, token):
|
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if self.top_comment == "":
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self.top_comment = token[1]
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if self.comment == None or token[1][0] == '*':
|
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self.comment = token[1];
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else:
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self.comment = self.comment + token[1]
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token = self.lexer.token()
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return token
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|
|
#
|
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# Parse a comment block associate to a macro
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#
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def parseMacroComment(self, name, quiet = 0):
|
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if name[0:2] == '__':
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quiet = 1
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|
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args = []
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desc = ""
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|
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if self.comment == None:
|
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if not quiet:
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print "Missing comment for macro %s" % (name)
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return((args, desc))
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if self.comment[0] != '*':
|
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if not quiet:
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print "Missing * in macro comment for %s" % (name)
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return((args, desc))
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lines = string.split(self.comment, '\n')
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if lines[0] == '*':
|
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del lines[0]
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|
if lines[0] != "* %s:" % (name):
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if not quiet:
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print "Misformatted macro comment for %s" % (name)
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print " Expecting '* %s:' got '%s'" % (name, lines[0])
|
|
return((args, desc))
|
|
del lines[0]
|
|
while lines[0] == '*':
|
|
del lines[0]
|
|
while len(lines) > 0 and lines[0][0:3] == '* @':
|
|
l = lines[0][3:]
|
|
try:
|
|
(arg, desc) = string.split(l, ':', 1)
|
|
desc=string.strip(desc)
|
|
arg=string.strip(arg)
|
|
except:
|
|
if not quiet:
|
|
print "Misformatted macro comment for %s" % (name)
|
|
print " problem with '%s'" % (lines[0])
|
|
del lines[0]
|
|
continue
|
|
del lines[0]
|
|
l = string.strip(lines[0])
|
|
while len(l) > 2 and l[0:3] != '* @':
|
|
while l[0] == '*':
|
|
l = l[1:]
|
|
desc = desc + ' ' + string.strip(l)
|
|
del lines[0]
|
|
if len(lines) == 0:
|
|
break
|
|
l = lines[0]
|
|
args.append((arg, desc))
|
|
while len(lines) > 0 and lines[0] == '*':
|
|
del lines[0]
|
|
desc = ""
|
|
while len(lines) > 0:
|
|
l = lines[0]
|
|
while len(l) > 0 and l[0] == '*':
|
|
l = l[1:]
|
|
l = string.strip(l)
|
|
desc = desc + " " + l
|
|
del lines[0]
|
|
|
|
desc = string.strip(desc)
|
|
|
|
if quiet == 0:
|
|
if desc == "":
|
|
print "Macro comment for %s lack description of the macro" % (name)
|
|
|
|
return((args, desc))
|
|
|
|
#
|
|
# Parse a comment block and merge the informations found in the
|
|
# parameters descriptions, finally returns a block as complete
|
|
# as possible
|
|
#
|
|
def mergeFunctionComment(self, name, description, quiet = 0):
|
|
if name == 'main':
|
|
quiet = 1
|
|
if name[0:2] == '__':
|
|
quiet = 1
|
|
|
|
(ret, args) = description
|
|
desc = ""
|
|
retdesc = ""
|
|
|
|
if self.comment == None:
|
|
if not quiet:
|
|
print "Missing comment for function %s" % (name)
|
|
return(((ret[0], retdesc), args, desc))
|
|
if self.comment[0] != '*':
|
|
if not quiet:
|
|
print "Missing * in function comment for %s" % (name)
|
|
return(((ret[0], retdesc), args, desc))
|
|
lines = string.split(self.comment, '\n')
|
|
if lines[0] == '*':
|
|
del lines[0]
|
|
if lines[0] != "* %s:" % (name):
|
|
if not quiet:
|
|
print "Misformatted function comment for %s" % (name)
|
|
print " Expecting '* %s:' got '%s'" % (name, lines[0])
|
|
return(((ret[0], retdesc), args, desc))
|
|
del lines[0]
|
|
while lines[0] == '*':
|
|
del lines[0]
|
|
nbargs = len(args)
|
|
while len(lines) > 0 and lines[0][0:3] == '* @':
|
|
l = lines[0][3:]
|
|
try:
|
|
(arg, desc) = string.split(l, ':', 1)
|
|
desc=string.strip(desc)
|
|
arg=string.strip(arg)
|
|
except:
|
|
if not quiet:
|
|
print "Misformatted function comment for %s" % (name)
|
|
print " problem with '%s'" % (lines[0])
|
|
del lines[0]
|
|
continue
|
|
del lines[0]
|
|
l = string.strip(lines[0])
|
|
while len(l) > 2 and l[0:3] != '* @':
|
|
while l[0] == '*':
|
|
l = l[1:]
|
|
desc = desc + ' ' + string.strip(l)
|
|
del lines[0]
|
|
if len(lines) == 0:
|
|
break
|
|
l = lines[0]
|
|
i = 0
|
|
while i < nbargs:
|
|
if args[i][1] == arg:
|
|
args[i] = (args[i][0], arg, desc)
|
|
break;
|
|
i = i + 1
|
|
if i >= nbargs:
|
|
if not quiet:
|
|
print "Uname to find arg %s from function comment for %s" % (
|
|
arg, name)
|
|
while len(lines) > 0 and lines[0] == '*':
|
|
del lines[0]
|
|
desc = ""
|
|
while len(lines) > 0:
|
|
l = lines[0]
|
|
while len(l) > 0 and l[0] == '*':
|
|
l = l[1:]
|
|
l = string.strip(l)
|
|
if len(l) >= 6 and l[0:6] == "return" or l[0:6] == "Return":
|
|
try:
|
|
l = string.split(l, ' ', 1)[1]
|
|
except:
|
|
l = ""
|
|
retdesc = string.strip(l)
|
|
del lines[0]
|
|
while len(lines) > 0:
|
|
l = lines[0]
|
|
while len(l) > 0 and l[0] == '*':
|
|
l = l[1:]
|
|
l = string.strip(l)
|
|
retdesc = retdesc + " " + l
|
|
del lines[0]
|
|
else:
|
|
desc = desc + " " + l
|
|
del lines[0]
|
|
|
|
retdesc = string.strip(retdesc)
|
|
desc = string.strip(desc)
|
|
|
|
if quiet == 0:
|
|
#
|
|
# report missing comments
|
|
#
|
|
i = 0
|
|
while i < nbargs:
|
|
if args[i][2] == None and args[i][0] != "void" and args[i][1] != None:
|
|
print "Function comment for %s lack description of arg %s" % (name, args[i][1])
|
|
i = i + 1
|
|
if retdesc == "" and ret[0] != "void":
|
|
print "Function comment for %s lack description of return value" % (name)
|
|
if desc == "":
|
|
print "Function comment for %s lack description of the function" % (name)
|
|
|
|
|
|
return(((ret[0], retdesc), args, desc))
|
|
|
|
def parsePreproc(self, token):
|
|
name = token[1]
|
|
if name == "#include":
|
|
token = self.lexer.token()
|
|
if token == None:
|
|
return None
|
|
if token[0] == 'preproc':
|
|
self.index.add(token[1], self.filename, not self.is_header,
|
|
"include")
|
|
return self.lexer.token()
|
|
return token
|
|
if name == "#define":
|
|
token = self.lexer.token()
|
|
if token == None:
|
|
return None
|
|
if token[0] == 'preproc':
|
|
# TODO macros with arguments
|
|
name = token[1]
|
|
lst = []
|
|
token = self.lexer.token()
|
|
while token != None and token[0] == 'preproc' and \
|
|
token[1][0] != '#':
|
|
lst.append(token[1])
|
|
token = self.lexer.token()
|
|
try:
|
|
name = string.split(name, '(') [0]
|
|
except:
|
|
pass
|
|
info = self.parseMacroComment(name, not self.is_header)
|
|
self.index.add(name, self.filename, not self.is_header,
|
|
"macro", info)
|
|
return token
|
|
token = self.lexer.token()
|
|
while token != None and token[0] == 'preproc' and \
|
|
token[1][0] != '#':
|
|
token = self.lexer.token()
|
|
return token
|
|
|
|
#
|
|
# token acquisition on top of the lexer, it handle internally
|
|
# preprocessor and comments since they are logically not part of
|
|
# the program structure.
|
|
#
|
|
def token(self):
|
|
global ignored_words
|
|
|
|
token = self.lexer.token()
|
|
while token != None:
|
|
if token[0] == 'comment':
|
|
token = self.parseComment(token)
|
|
continue
|
|
elif token[0] == 'preproc':
|
|
token = self.parsePreproc(token)
|
|
continue
|
|
elif token[0] == "name" and ignored_words.has_key(token[1]):
|
|
(n, info) = ignored_words[token[1]]
|
|
i = 0
|
|
while i < n:
|
|
token = self.lexer.token()
|
|
i = i + 1
|
|
token = self.lexer.token()
|
|
continue
|
|
else:
|
|
#print "=> ", token
|
|
return token
|
|
return None
|
|
|
|
#
|
|
# Parse a typedef, it records the type and its name.
|
|
#
|
|
def parseTypedef(self, token):
|
|
if token == None:
|
|
return None
|
|
token = self.parseType(token)
|
|
if token == None:
|
|
self.error("parsing typedef")
|
|
return None
|
|
base_type = self.type
|
|
type = base_type
|
|
#self.debug("end typedef type", token)
|
|
while token != None:
|
|
if token[0] == "name":
|
|
name = token[1]
|
|
signature = self.signature
|
|
if signature != None:
|
|
d = self.mergeFunctionComment(name,
|
|
((type, None), signature), 1)
|
|
self.index.add(name, self.filename, not self.is_header,
|
|
"functype", d)
|
|
else:
|
|
if base_type == "struct":
|
|
self.index.add(name, self.filename, not self.is_header,
|
|
"struct", type)
|
|
base_type = "struct " + name
|
|
else:
|
|
self.index.add(name, self.filename, not self.is_header,
|
|
"typedef", type)
|
|
token = self.token()
|
|
else:
|
|
self.error("parsing typedef: expecting a name")
|
|
return token
|
|
#self.debug("end typedef", token)
|
|
if token != None and token[0] == 'sep' and token[1] == ',':
|
|
type = base_type
|
|
token = self.token()
|
|
while token != None and token[0] == "op":
|
|
type = type + token[1]
|
|
token = self.token()
|
|
elif token != None and token[0] == 'sep' and token[1] == ';':
|
|
break;
|
|
elif token != None and token[0] == 'name':
|
|
type = base_type
|
|
continue;
|
|
else:
|
|
self.error("parsing typedef: expecting ';'", token)
|
|
return token
|
|
token = self.token()
|
|
return token
|
|
|
|
#
|
|
# Parse a C code block, used for functions it parse till
|
|
# the balancing } included
|
|
#
|
|
def parseBlock(self, token):
|
|
while token != None:
|
|
if token[0] == "sep" and token[1] == "{":
|
|
token = self.token()
|
|
token = self.parseBlock(token)
|
|
elif token[0] == "sep" and token[1] == "}":
|
|
self.comment = None
|
|
token = self.token()
|
|
return token
|
|
else:
|
|
token = self.token()
|
|
return token
|
|
|
|
#
|
|
# Parse a C struct definition till the balancing }
|
|
#
|
|
def parseStruct(self, token):
|
|
fields = []
|
|
#self.debug("start parseStruct", token)
|
|
while token != None:
|
|
if token[0] == "sep" and token[1] == "{":
|
|
token = self.token()
|
|
token = self.parseTypeBlock(token)
|
|
elif token[0] == "sep" and token[1] == "}":
|
|
self.struct_fields = fields
|
|
#self.debug("end parseStruct", token)
|
|
#print fields
|
|
token = self.token()
|
|
return token
|
|
else:
|
|
base_type = self.type
|
|
#self.debug("before parseType", token)
|
|
token = self.parseType(token)
|
|
#self.debug("after parseType", token)
|
|
if token != None and token[0] == "name":
|
|
fname = token[1]
|
|
token = self.token()
|
|
if token[0] == "sep" and token[1] == ";":
|
|
self.comment = None
|
|
token = self.token()
|
|
fields.append((self.type, fname, self.comment))
|
|
self.comment = None
|
|
else:
|
|
self.error("parseStruct: expecting ;", token)
|
|
elif token != None and token[0] == "sep" and token[1] == "{":
|
|
token = self.token()
|
|
token = self.parseTypeBlock(token)
|
|
if token != None and token[0] == "name":
|
|
token = self.token()
|
|
if token != None and token[0] == "sep" and token[1] == ";":
|
|
token = self.token()
|
|
else:
|
|
self.error("parseStruct: expecting ;", token)
|
|
else:
|
|
self.error("parseStruct: name", token)
|
|
token = self.token()
|
|
self.type = base_type;
|
|
self.struct_fields = fields
|
|
#self.debug("end parseStruct", token)
|
|
#print fields
|
|
return token
|
|
|
|
#
|
|
# Parse a C enum block, parse till the balancing }
|
|
#
|
|
def parseEnumBlock(self, token):
|
|
self.enums = []
|
|
name = None
|
|
self.comment = None
|
|
comment = ""
|
|
value = ""
|
|
while token != None:
|
|
if token[0] == "sep" and token[1] == "{":
|
|
token = self.token()
|
|
token = self.parseTypeBlock(token)
|
|
elif token[0] == "sep" and token[1] == "}":
|
|
if name != None:
|
|
if self.comment != None:
|
|
comment = self.comment
|
|
self.comment = None
|
|
self.enums.append((name, value, comment))
|
|
token = self.token()
|
|
return token
|
|
elif token[0] == "name":
|
|
if name != None:
|
|
if self.comment != None:
|
|
comment = string.strip(self.comment)
|
|
self.comment = None
|
|
self.enums.append((name, value, comment))
|
|
name = token[1]
|
|
comment = ""
|
|
value = ""
|
|
token = self.token()
|
|
if token[0] == "op" and token[1][0] == "=":
|
|
if len(token[1]) > 1:
|
|
value = token[1][1:]
|
|
token = self.token()
|
|
while token[0] != "sep" or (token[1] != ',' and
|
|
token[1] != '}'):
|
|
value = value + token[1]
|
|
token = self.token()
|
|
if token[0] == "sep" and token[1] == ",":
|
|
token = self.token()
|
|
else:
|
|
token = self.token()
|
|
return token
|
|
|
|
#
|
|
# Parse a C definition block, used for structs it parse till
|
|
# the balancing }
|
|
#
|
|
def parseTypeBlock(self, token):
|
|
while token != None:
|
|
if token[0] == "sep" and token[1] == "{":
|
|
token = self.token()
|
|
token = self.parseTypeBlock(token)
|
|
elif token[0] == "sep" and token[1] == "}":
|
|
token = self.token()
|
|
return token
|
|
else:
|
|
token = self.token()
|
|
return token
|
|
|
|
#
|
|
# Parse a type: the fact that the type name can either occur after
|
|
# the definition or within the definition makes it a little harder
|
|
# if inside, the name token is pushed back before returning
|
|
#
|
|
def parseType(self, token):
|
|
self.type = ""
|
|
self.struct_fields = []
|
|
self.signature = None
|
|
if token == None:
|
|
return token
|
|
|
|
while token[0] == "name" and (
|
|
token[1] == "const" or token[1] == "unsigned"):
|
|
if self.type == "":
|
|
self.type = token[1]
|
|
else:
|
|
self.type = self.type + " " + token[1]
|
|
token = self.token()
|
|
|
|
if token[0] == "name" and (token[1] == "long" or token[1] == "short"):
|
|
if self.type == "":
|
|
self.type = token[1]
|
|
else:
|
|
self.type = self.type + " " + token[1]
|
|
if token[0] == "name" and token[1] == "int":
|
|
if self.type == "":
|
|
self.type = tmp[1]
|
|
else:
|
|
self.type = self.type + " " + tmp[1]
|
|
|
|
elif token[0] == "name" and token[1] == "struct":
|
|
if self.type == "":
|
|
self.type = token[1]
|
|
else:
|
|
self.type = self.type + " " + token[1]
|
|
token = self.token()
|
|
nametok = None
|
|
if token[0] == "name":
|
|
nametok = token
|
|
token = self.token()
|
|
if token != None and token[0] == "sep" and token[1] == "{":
|
|
token = self.token()
|
|
token = self.parseStruct(token)
|
|
elif token != None and token[0] == "op" and token[1] == "*":
|
|
self.type = self.type + " " + nametok[1] + " *"
|
|
token = self.token()
|
|
while token != None and token[0] == "op" and token[1] == "*":
|
|
self.type = self.type + " *"
|
|
token = self.token()
|
|
if token[0] == "name":
|
|
nametok = token
|
|
token = self.token()
|
|
else:
|
|
self.error("struct : expecting name", token)
|
|
return token
|
|
elif token != None and token[0] == "name" and nametok != None:
|
|
self.type = self.type + " " + nametok[1]
|
|
return token
|
|
|
|
if nametok != None:
|
|
self.lexer.push(token)
|
|
token = nametok
|
|
return token
|
|
|
|
elif token[0] == "name" and token[1] == "enum":
|
|
if self.type == "":
|
|
self.type = token[1]
|
|
else:
|
|
self.type = self.type + " " + token[1]
|
|
self.enums = []
|
|
token = self.token()
|
|
if token != None and token[0] == "sep" and token[1] == "{":
|
|
token = self.token()
|
|
token = self.parseEnumBlock(token)
|
|
else:
|
|
self.error("parsing enum: expecting '{'", token)
|
|
enum_type = None
|
|
if token != None and token[0] != "name":
|
|
self.lexer.push(token)
|
|
token = ("name", "enum")
|
|
else:
|
|
enum_type = token[1]
|
|
for enum in self.enums:
|
|
self.index.add(enum[0], self.filename,
|
|
not self.is_header, "enum",
|
|
(enum[1], enum[2], enum_type))
|
|
return token
|
|
|
|
elif token[0] == "name":
|
|
if self.type == "":
|
|
self.type = token[1]
|
|
else:
|
|
self.type = self.type + " " + token[1]
|
|
else:
|
|
self.error("parsing type %s: expecting a name" % (self.type),
|
|
token)
|
|
return token
|
|
token = self.token()
|
|
while token != None and (token[0] == "op" or
|
|
token[0] == "name" and token[1] == "const"):
|
|
self.type = self.type + " " + token[1]
|
|
token = self.token()
|
|
|
|
#
|
|
# if there is a parenthesis here, this means a function type
|
|
#
|
|
if token != None and token[0] == "sep" and token[1] == '(':
|
|
self.type = self.type + token[1]
|
|
token = self.token()
|
|
while token != None and token[0] == "op" and token[1] == '*':
|
|
self.type = self.type + token[1]
|
|
token = self.token()
|
|
if token == None or token[0] != "name" :
|
|
self.error("parsing function type, name expected", token);
|
|
return token
|
|
self.type = self.type + token[1]
|
|
nametok = token
|
|
token = self.token()
|
|
if token != None and token[0] == "sep" and token[1] == ')':
|
|
self.type = self.type + token[1]
|
|
token = self.token()
|
|
if token != None and token[0] == "sep" and token[1] == '(':
|
|
token = self.token()
|
|
type = self.type;
|
|
token = self.parseSignature(token);
|
|
self.type = type;
|
|
else:
|
|
self.error("parsing function type, '(' expected", token);
|
|
return token
|
|
else:
|
|
self.error("parsing function type, ')' expected", token);
|
|
return token
|
|
self.lexer.push(token)
|
|
token = nametok
|
|
return token
|
|
|
|
#
|
|
# do some lookahead for arrays
|
|
#
|
|
if token != None and token[0] == "name":
|
|
nametok = token
|
|
token = self.token()
|
|
if token != None and token[0] == "sep" and token[1] == '[':
|
|
self.type = self.type + nametok[1]
|
|
while token != None and token[0] == "sep" and token[1] == '[':
|
|
self.type = self.type + token[1]
|
|
token = self.token()
|
|
while token != None and token[0] != 'sep' and \
|
|
token[1] != ']' and token[1] != ';':
|
|
self.type = self.type + token[1]
|
|
token = self.token()
|
|
if token != None and token[0] == 'sep' and token[1] == ']':
|
|
self.type = self.type + token[1]
|
|
token = self.token()
|
|
else:
|
|
self.error("parsing array type, ']' expected", token);
|
|
return token
|
|
elif token != None and token[0] == "sep" and token[1] == ':':
|
|
# remove :12 in case it's a limited int size
|
|
token = self.token()
|
|
token = self.token()
|
|
self.lexer.push(token)
|
|
token = nametok
|
|
|
|
return token
|
|
|
|
#
|
|
# Parse a signature: '(' has been parsed and we scan the type definition
|
|
# up to the ')' included
|
|
def parseSignature(self, token):
|
|
signature = []
|
|
if token != None and token[0] == "sep" and token[1] == ')':
|
|
self.signature = []
|
|
token = self.token()
|
|
return token
|
|
while token != None:
|
|
token = self.parseType(token)
|
|
if token != None and token[0] == "name":
|
|
signature.append((self.type, token[1], None))
|
|
token = self.token()
|
|
elif token != None and token[0] == "sep" and token[1] == ',':
|
|
token = self.token()
|
|
continue
|
|
elif token != None and token[0] == "sep" and token[1] == ')':
|
|
# only the type was provided
|
|
if self.type == "...":
|
|
signature.append((self.type, "...", None))
|
|
else:
|
|
signature.append((self.type, None, None))
|
|
if token != None and token[0] == "sep":
|
|
if token[1] == ',':
|
|
token = self.token()
|
|
continue
|
|
elif token[1] == ')':
|
|
token = self.token()
|
|
break
|
|
self.signature = signature
|
|
return token
|
|
|
|
#
|
|
# Parse a global definition, be it a type, variable or function
|
|
# the extern "C" blocks are a bit nasty and require it to recurse.
|
|
#
|
|
def parseGlobal(self, token):
|
|
static = 0
|
|
if token[1] == 'extern':
|
|
token = self.token()
|
|
if token == None:
|
|
return token
|
|
if token[0] == 'string':
|
|
if token[1] == 'C':
|
|
token = self.token()
|
|
if token == None:
|
|
return token
|
|
if token[0] == 'sep' and token[1] == "{":
|
|
token = self.token()
|
|
# print 'Entering extern "C line ', self.lineno()
|
|
while token != None and (token[0] != 'sep' or
|
|
token[1] != "}"):
|
|
if token[0] == 'name':
|
|
token = self.parseGlobal(token)
|
|
else:
|
|
self.error(
|
|
"token %s %s unexpected at the top level" % (
|
|
token[0], token[1]))
|
|
token = self.parseGlobal(token)
|
|
# print 'Exiting extern "C" line', self.lineno()
|
|
token = self.token()
|
|
return token
|
|
else:
|
|
return token
|
|
elif token[1] == 'static':
|
|
static = 1
|
|
token = self.token()
|
|
if token == None or token[0] != 'name':
|
|
return token
|
|
|
|
if token[1] == 'typedef':
|
|
token = self.token()
|
|
return self.parseTypedef(token)
|
|
else:
|
|
token = self.parseType(token)
|
|
type_orig = self.type
|
|
if token == None or token[0] != "name":
|
|
return token
|
|
type = type_orig
|
|
self.name = token[1]
|
|
token = self.token()
|
|
while token != None and (token[0] == "sep" or token[0] == "op"):
|
|
if token[0] == "sep":
|
|
if token[1] == "[":
|
|
type = type + token[1]
|
|
token = self.token()
|
|
while token != None and (token[0] != "sep" or \
|
|
token[1] != ";"):
|
|
type = type + token[1]
|
|
token = self.token()
|
|
|
|
if token != None and token[0] == "op" and token[1] == "=":
|
|
#
|
|
# Skip the initialization of the variable
|
|
#
|
|
token = self.token()
|
|
if token[0] == 'sep' and token[1] == '{':
|
|
token = self.token()
|
|
token = self.parseBlock(token)
|
|
else:
|
|
self.comment = None
|
|
while token != None and (token[0] != "sep" or \
|
|
(token[1] != ';' and token[1] != ',')):
|
|
token = self.token()
|
|
self.comment = None
|
|
if token == None or token[0] != "sep" or (token[1] != ';' and
|
|
token[1] != ','):
|
|
self.error("missing ';' or ',' after value")
|
|
|
|
if token != None and token[0] == "sep":
|
|
if token[1] == ";":
|
|
self.comment = None
|
|
token = self.token()
|
|
if type == "struct":
|
|
self.index.add(self.name, self.filename,
|
|
not self.is_header, "struct", self.struct_fields)
|
|
else:
|
|
self.index.add(self.name, self.filename,
|
|
not self.is_header, "variable", type)
|
|
break
|
|
elif token[1] == "(":
|
|
token = self.token()
|
|
token = self.parseSignature(token)
|
|
if token == None:
|
|
return None
|
|
if token[0] == "sep" and token[1] == ";":
|
|
d = self.mergeFunctionComment(self.name,
|
|
((type, None), self.signature), 1)
|
|
self.index.add(self.name, self.filename, static,
|
|
"function", d)
|
|
token = self.token()
|
|
if token[0] == "sep" and token[1] == "{":
|
|
d = self.mergeFunctionComment(self.name,
|
|
((type, None), self.signature), static)
|
|
self.index.add(self.name, self.filename, static,
|
|
"function", d)
|
|
token = self.token()
|
|
token = self.parseBlock(token);
|
|
elif token[1] == ',':
|
|
self.comment = None
|
|
self.index.add(self.name, self.filename, static,
|
|
"variable", type)
|
|
type = type_orig
|
|
token = self.token()
|
|
while token != None and token[0] == "sep":
|
|
type = type + token[1]
|
|
token = self.token()
|
|
if token != None and token[0] == "name":
|
|
self.name = token[1]
|
|
token = self.token()
|
|
else:
|
|
break
|
|
|
|
return token
|
|
|
|
def parse(self):
|
|
print "Parsing %s" % (self.filename)
|
|
token = self.token()
|
|
while token != None:
|
|
if token[0] == 'name':
|
|
token = self.parseGlobal(token)
|
|
else:
|
|
self.error("token %s %s unexpected at the top level" % (
|
|
token[0], token[1]))
|
|
token = self.parseGlobal(token)
|
|
return
|
|
return self.index
|
|
|
|
|
|
class docBuilder:
|
|
"""A documentation builder"""
|
|
def __init__(self, name, directories=['.'], excludes=[]):
|
|
self.name = name
|
|
self.directories = directories
|
|
self.excludes = excludes + ignored_files.keys()
|
|
self.modules = {}
|
|
self.headers = {}
|
|
self.idx = index()
|
|
|
|
def analyze(self):
|
|
print "Project %s : %d headers, %d modules" % (self.name, len(self.headers.keys()), len(self.modules.keys()))
|
|
self.idx.analyze()
|
|
|
|
def scanHeaders(self):
|
|
for header in self.headers.keys():
|
|
parser = CParser(header)
|
|
idx = parser.parse()
|
|
self.headers[header] = idx;
|
|
self.idx.merge(idx)
|
|
|
|
def scanModules(self):
|
|
for module in self.modules.keys():
|
|
parser = CParser(module)
|
|
idx = parser.parse()
|
|
# idx.analyze()
|
|
self.modules[module] = idx
|
|
self.idx.merge_public(idx)
|
|
|
|
def scan(self):
|
|
for directory in self.directories:
|
|
files = glob.glob(directory + "/*.c")
|
|
for file in files:
|
|
skip = 0
|
|
for excl in self.excludes:
|
|
if string.find(file, excl) != -1:
|
|
skip = 1;
|
|
break
|
|
if skip == 0:
|
|
self.modules[file] = None;
|
|
files = glob.glob(directory + "/*.h")
|
|
for file in files:
|
|
skip = 0
|
|
for excl in self.excludes:
|
|
if string.find(file, excl) != -1:
|
|
skip = 1;
|
|
break
|
|
if skip == 0:
|
|
self.headers[file] = None;
|
|
self.scanHeaders()
|
|
self.scanModules()
|
|
|
|
def modulename_file(self, file):
|
|
module = string.split(file, '/')[-1]
|
|
if module[-2:] == '.h':
|
|
module = module[:-2]
|
|
return module
|
|
|
|
def serialize_enum(self, output, name):
|
|
id = self.idx.enums[name]
|
|
output.write(" <enum name='%s' file='%s'" % (name,
|
|
self.modulename_file(id.module)))
|
|
if id.info != None:
|
|
info = id.info
|
|
if info[0] != None and info[0] != '':
|
|
output.write(" value='%s'" % info[0]);
|
|
if info[2] != None and info[2] != '':
|
|
output.write(" type='%s'" % info[2]);
|
|
if info[1] != None and info[1] != '':
|
|
output.write(" info='%s'" % escape(info[1]));
|
|
output.write("/>\n")
|
|
|
|
def serialize_macro(self, output, name):
|
|
id = self.idx.macros[name]
|
|
output.write(" <macro name='%s' file='%s'>\n" % (name,
|
|
self.modulename_file(id.module)))
|
|
if id.info != None:
|
|
try:
|
|
(args, desc) = id.info
|
|
if desc != None and desc != "":
|
|
output.write(" <info>%s</info>\n" % (escape(desc)))
|
|
for arg in args:
|
|
(name, desc) = arg
|
|
if desc != None and desc != "":
|
|
output.write(" <arg name='%s' info='%s'/>\n" % (
|
|
name, escape(desc)))
|
|
else:
|
|
output.write(" <arg name='%s'/>\n" % (name))
|
|
except:
|
|
pass
|
|
output.write(" </macro>\n")
|
|
|
|
def serialize_typedef(self, output, name):
|
|
id = self.idx.typedefs[name]
|
|
if id.info[0:7] == 'struct ':
|
|
output.write(" <struct name='%s' file='%s' type='%s'" % (
|
|
name, self.modulename_file(id.module), id.info))
|
|
name = id.info[7:]
|
|
if self.idx.structs.has_key(name) and \
|
|
type(self.idx.structs[name]) == type(()):
|
|
output.write(">\n");
|
|
try:
|
|
for field in self.idx.structs[name].info:
|
|
print name, field
|
|
desc = field[2]
|
|
if desc == None:
|
|
desc = ''
|
|
else:
|
|
desc = escape(desc)
|
|
output.write(" <field name='%s' type='%s' info='%s'/>\n" % (field[1] , field[0], desc))
|
|
except:
|
|
print "Failed to serialize struct %s" % (name)
|
|
output.write(" </struct>\n")
|
|
else:
|
|
output.write("/>\n");
|
|
else :
|
|
output.write(" <typedef name='%s' file='%s' type='%s'/>\n" % (
|
|
name, self.modulename_file(id.module), id.info))
|
|
|
|
def serialize_function(self, output, name):
|
|
id = self.idx.functions[name]
|
|
output.write(" <%s name='%s' file='%s'>\n" % (id.type, name,
|
|
self.modulename_file(id.module)))
|
|
try:
|
|
(ret, params, desc) = id.info
|
|
output.write(" <info>%s</info>\n" % (escape(desc)))
|
|
if ret[0] != None:
|
|
if ret[0] == "void":
|
|
output.write(" <return type='void'/>\n")
|
|
else:
|
|
output.write(" <return type='%s' info='%s'/>\n" % (
|
|
ret[0], escape(ret[1])))
|
|
for param in params:
|
|
if param[0] == 'void':
|
|
continue
|
|
if param[2] == None:
|
|
output.write(" <arg name='%s' type='%s' info=''/>\n" % (param[1], param[0]))
|
|
else:
|
|
output.write(" <arg name='%s' type='%s' info='%s'/>\n" % (param[1], param[0], escape(param[2])))
|
|
except:
|
|
print "Failed to save function %s info: " % name, `id.info`
|
|
output.write(" </%s>\n" % (id.type))
|
|
|
|
def serialize_exports(self, output, file):
|
|
module = self.modulename_file(file)
|
|
output.write(" <file name='%s'>\n" % (module))
|
|
dict = self.headers[file]
|
|
ids = dict.functions.keys() + dict.variables.keys() + \
|
|
dict.macros.keys() + dict.typedefs.keys() + \
|
|
dict.structs.keys() + dict.enums.keys()
|
|
ids.sort()
|
|
for id in ids:
|
|
output.write(" <exports symbol='%s'/>\n" % (id))
|
|
output.write(" </file>\n")
|
|
|
|
|
|
def serialize(self, filename = None):
|
|
if filename == None:
|
|
filename = "%s-api.xml" % self.name
|
|
print "Saving XML description %s" % (filename)
|
|
output = open(filename, "w")
|
|
output.write('<?xml version="1.0" encoding="ISO-8859-1"?>\n')
|
|
output.write("<api name='%s'>\n" % self.name)
|
|
output.write(" <files>\n")
|
|
for file in self.headers.keys():
|
|
self.serialize_exports(output, file)
|
|
output.write(" </files>\n")
|
|
output.write(" <symbols>\n")
|
|
macros = self.idx.macros.keys()
|
|
macros.sort()
|
|
for macro in macros:
|
|
self.serialize_macro(output, macro)
|
|
enums = self.idx.enums.keys()
|
|
enums.sort()
|
|
for enum in enums:
|
|
self.serialize_enum(output, enum)
|
|
typedefs = self.idx.typedefs.keys()
|
|
typedefs.sort()
|
|
for typedef in typedefs:
|
|
self.serialize_typedef(output, typedef)
|
|
functions = self.idx.functions.keys()
|
|
functions.sort()
|
|
for function in functions:
|
|
self.serialize_function(output, function)
|
|
output.write(" </symbols>\n")
|
|
output.write("</api>\n")
|
|
output.close()
|
|
|
|
|
|
def rebuild():
|
|
builder = None
|
|
if glob.glob("../parser.c") != [] :
|
|
print "Rebuilding API description for libxml2"
|
|
builder = docBuilder("libxml2", ["..", "../include/libxml"],
|
|
["xmlwin32version.h", "tst.c"])
|
|
elif glob.glob("../libxslt/transform.c") != [] :
|
|
print "Rebuilding API description for libxslt"
|
|
builder = docBuilder("libxslt", ["../libxslt"],
|
|
["win32config.h", "libxslt.h", "tst.c"])
|
|
else:
|
|
print "rebuild() failed, unable to guess the module"
|
|
return None
|
|
builder.scan()
|
|
builder.analyze()
|
|
builder.serialize()
|
|
if glob.glob("../libexslt/exslt.c") != [] :
|
|
extra = docBuilder("libexslt", ["../libexslt"], ["libexslt.h"])
|
|
extra.scan()
|
|
extra.analyze()
|
|
extra.serialize()
|
|
return builder
|
|
|
|
#
|
|
# for debugging the parser
|
|
#
|
|
def parse(filename):
|
|
parser = CParser(filename)
|
|
idx = parser.parse()
|
|
return idx
|
|
|
|
if __name__ == "__main__":
|
|
rebuild()
|