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PK \UǜQ Q util.pynu [ """distutils.util Miscellaneous utility functions -- anything that doesn't fit into one of the other *util.py modules. """ import os import re import importlib.util import string import sys from distutils.errors import DistutilsPlatformError from distutils.dep_util import newer from distutils.spawn import spawn from distutils import log from distutils.errors import DistutilsByteCompileError def get_host_platform(): """Return a string that identifies the current platform. This is used mainly to distinguish platform-specific build directories and platform-specific built distributions. Typically includes the OS name and version and the architecture (as supplied by 'os.uname()'), although the exact information included depends on the OS; eg. on Linux, the kernel version isn't particularly important. Examples of returned values: linux-i586 linux-alpha (?) solaris-2.6-sun4u Windows will return one of: win-amd64 (64bit Windows on AMD64 (aka x86_64, Intel64, EM64T, etc) win32 (all others - specifically, sys.platform is returned) For other non-POSIX platforms, currently just returns 'sys.platform'. """ if os.name == 'nt': if 'amd64' in sys.version.lower(): return 'win-amd64' if '(arm)' in sys.version.lower(): return 'win-arm32' if '(arm64)' in sys.version.lower(): return 'win-arm64' return sys.platform # Set for cross builds explicitly if "_PYTHON_HOST_PLATFORM" in os.environ: return os.environ["_PYTHON_HOST_PLATFORM"] if os.name != "posix" or not hasattr(os, 'uname'): # XXX what about the architecture? NT is Intel or Alpha, # Mac OS is M68k or PPC, etc. return sys.platform # Try to distinguish various flavours of Unix (osname, host, release, version, machine) = os.uname() # Convert the OS name to lowercase, remove '/' characters, and translate # spaces (for "Power Macintosh") osname = osname.lower().replace('/', '') machine = machine.replace(' ', '_') machine = machine.replace('/', '-') if osname[:5] == "linux": # At least on Linux/Intel, 'machine' is the processor -- # i386, etc. # XXX what about Alpha, SPARC, etc? return "%s-%s" % (osname, machine) elif osname[:5] == "sunos": if release[0] >= "5": # SunOS 5 == Solaris 2 osname = "solaris" release = "%d.%s" % (int(release[0]) - 3, release[2:]) # We can't use "platform.architecture()[0]" because a # bootstrap problem. We use a dict to get an error # if some suspicious happens. bitness = {2147483647:"32bit", 9223372036854775807:"64bit"} machine += ".%s" % bitness[sys.maxsize] # fall through to standard osname-release-machine representation elif osname[:3] == "aix": return "%s-%s.%s" % (osname, version, release) elif osname[:6] == "cygwin": osname = "cygwin" rel_re = re.compile (r'[\d.]+', re.ASCII) m = rel_re.match(release) if m: release = m.group() elif osname[:6] == "darwin": import _osx_support, distutils.sysconfig osname, release, machine = _osx_support.get_platform_osx( distutils.sysconfig.get_config_vars(), osname, release, machine) return "%s-%s-%s" % (osname, release, machine) def get_platform(): if os.name == 'nt': TARGET_TO_PLAT = { 'x86' : 'win32', 'x64' : 'win-amd64', 'arm' : 'win-arm32', } return TARGET_TO_PLAT.get(os.environ.get('VSCMD_ARG_TGT_ARCH')) or get_host_platform() else: return get_host_platform() def convert_path (pathname): """Return 'pathname' as a name that will work on the native filesystem, i.e. split it on '/' and put it back together again using the current directory separator. Needed because filenames in the setup script are always supplied in Unix style, and have to be converted to the local convention before we can actually use them in the filesystem. Raises ValueError on non-Unix-ish systems if 'pathname' either starts or ends with a slash. """ if os.sep == '/': return pathname if not pathname: return pathname if pathname[0] == '/': raise ValueError("path '%s' cannot be absolute" % pathname) if pathname[-1] == '/': raise ValueError("path '%s' cannot end with '/'" % pathname) paths = pathname.split('/') while '.' in paths: paths.remove('.') if not paths: return os.curdir return os.path.join(*paths) # convert_path () def change_root (new_root, pathname): """Return 'pathname' with 'new_root' prepended. If 'pathname' is relative, this is equivalent to "os.path.join(new_root,pathname)". Otherwise, it requires making 'pathname' relative and then joining the two, which is tricky on DOS/Windows and Mac OS. """ if os.name == 'posix': if not os.path.isabs(pathname): return os.path.join(new_root, pathname) else: return os.path.join(new_root, pathname[1:]) elif os.name == 'nt': (drive, path) = os.path.splitdrive(pathname) if path[0] == '\\': path = path[1:] return os.path.join(new_root, path) else: raise DistutilsPlatformError("nothing known about platform '%s'" % os.name) _environ_checked = 0 def check_environ (): """Ensure that 'os.environ' has all the environment variables we guarantee that users can use in config files, command-line options, etc. Currently this includes: HOME - user's home directory (Unix only) PLAT - description of the current platform, including hardware and OS (see 'get_platform()') """ global _environ_checked if _environ_checked: return if os.name == 'posix' and 'HOME' not in os.environ: try: import pwd os.environ['HOME'] = pwd.getpwuid(os.getuid())[5] except (ImportError, KeyError): # bpo-10496: if the current user identifier doesn't exist in the # password database, do nothing pass if 'PLAT' not in os.environ: os.environ['PLAT'] = get_platform() _environ_checked = 1 def subst_vars (s, local_vars): """Perform shell/Perl-style variable substitution on 'string'. Every occurrence of '$' followed by a name is considered a variable, and variable is substituted by the value found in the 'local_vars' dictionary, or in 'os.environ' if it's not in 'local_vars'. 'os.environ' is first checked/augmented to guarantee that it contains certain values: see 'check_environ()'. Raise ValueError for any variables not found in either 'local_vars' or 'os.environ'. """ check_environ() def _subst (match, local_vars=local_vars): var_name = match.group(1) if var_name in local_vars: return str(local_vars[var_name]) else: return os.environ[var_name] try: return re.sub(r'\$([a-zA-Z_][a-zA-Z_0-9]*)', _subst, s) except KeyError as var: raise ValueError("invalid variable '$%s'" % var) # subst_vars () def grok_environment_error (exc, prefix="error: "): # Function kept for backward compatibility. # Used to try clever things with EnvironmentErrors, # but nowadays str(exception) produces good messages. return prefix + str(exc) # Needed by 'split_quoted()' _wordchars_re = _squote_re = _dquote_re = None def _init_regex(): global _wordchars_re, _squote_re, _dquote_re _wordchars_re = re.compile(r'[^\\\'\"%s ]*' % string.whitespace) _squote_re = re.compile(r"'(?:[^'\\]|\\.)*'") _dquote_re = re.compile(r'"(?:[^"\\]|\\.)*"') def split_quoted (s): """Split a string up according to Unix shell-like rules for quotes and backslashes. In short: words are delimited by spaces, as long as those spaces are not escaped by a backslash, or inside a quoted string. Single and double quotes are equivalent, and the quote characters can be backslash-escaped. The backslash is stripped from any two-character escape sequence, leaving only the escaped character. The quote characters are stripped from any quoted string. Returns a list of words. """ # This is a nice algorithm for splitting up a single string, since it # doesn't require character-by-character examination. It was a little # bit of a brain-bender to get it working right, though... if _wordchars_re is None: _init_regex() s = s.strip() words = [] pos = 0 while s: m = _wordchars_re.match(s, pos) end = m.end() if end == len(s): words.append(s[:end]) break if s[end] in string.whitespace: # unescaped, unquoted whitespace: now words.append(s[:end]) # we definitely have a word delimiter s = s[end:].lstrip() pos = 0 elif s[end] == '\\': # preserve whatever is being escaped; # will become part of the current word s = s[:end] + s[end+1:] pos = end+1 else: if s[end] == "'": # slurp singly-quoted string m = _squote_re.match(s, end) elif s[end] == '"': # slurp doubly-quoted string m = _dquote_re.match(s, end) else: raise RuntimeError("this can't happen (bad char '%c')" % s[end]) if m is None: raise ValueError("bad string (mismatched %s quotes?)" % s[end]) (beg, end) = m.span() s = s[:beg] + s[beg+1:end-1] + s[end:] pos = m.end() - 2 if pos >= len(s): words.append(s) break return words # split_quoted () def execute (func, args, msg=None, verbose=0, dry_run=0): """Perform some action that affects the outside world (eg. by writing to the filesystem). Such actions are special because they are disabled by the 'dry_run' flag. This method takes care of all that bureaucracy for you; all you have to do is supply the function to call and an argument tuple for it (to embody the "external action" being performed), and an optional message to print. """ if msg is None: msg = "%s%r" % (func.__name__, args) if msg[-2:] == ',)': # correct for singleton tuple msg = msg[0:-2] + ')' log.info(msg) if not dry_run: func(*args) def strtobool (val): """Convert a string representation of truth to true (1) or false (0). True values are 'y', 'yes', 't', 'true', 'on', and '1'; false values are 'n', 'no', 'f', 'false', 'off', and '0'. Raises ValueError if 'val' is anything else. """ val = val.lower() if val in ('y', 'yes', 't', 'true', 'on', '1'): return 1 elif val in ('n', 'no', 'f', 'false', 'off', '0'): return 0 else: raise ValueError("invalid truth value %r" % (val,)) def byte_compile (py_files, optimize=0, force=0, prefix=None, base_dir=None, verbose=1, dry_run=0, direct=None): """Byte-compile a collection of Python source files to .pyc files in a __pycache__ subdirectory. 'py_files' is a list of files to compile; any files that don't end in ".py" are silently skipped. 'optimize' must be one of the following: 0 - don't optimize 1 - normal optimization (like "python -O") 2 - extra optimization (like "python -OO") If 'force' is true, all files are recompiled regardless of timestamps. The source filename encoded in each bytecode file defaults to the filenames listed in 'py_files'; you can modify these with 'prefix' and 'basedir'. 'prefix' is a string that will be stripped off of each source filename, and 'base_dir' is a directory name that will be prepended (after 'prefix' is stripped). You can supply either or both (or neither) of 'prefix' and 'base_dir', as you wish. If 'dry_run' is true, doesn't actually do anything that would affect the filesystem. Byte-compilation is either done directly in this interpreter process with the standard py_compile module, or indirectly by writing a temporary script and executing it. Normally, you should let 'byte_compile()' figure out to use direct compilation or not (see the source for details). The 'direct' flag is used by the script generated in indirect mode; unless you know what you're doing, leave it set to None. """ # Late import to fix a bootstrap issue: _posixsubprocess is built by # setup.py, but setup.py uses distutils. import subprocess # nothing is done if sys.dont_write_bytecode is True if sys.dont_write_bytecode: raise DistutilsByteCompileError('byte-compiling is disabled.') # First, if the caller didn't force us into direct or indirect mode, # figure out which mode we should be in. We take a conservative # approach: choose direct mode *only* if the current interpreter is # in debug mode and optimize is 0. If we're not in debug mode (-O # or -OO), we don't know which level of optimization this # interpreter is running with, so we can't do direct # byte-compilation and be certain that it's the right thing. Thus, # always compile indirectly if the current interpreter is in either # optimize mode, or if either optimization level was requested by # the caller. if direct is None: direct = (__debug__ and optimize == 0) # "Indirect" byte-compilation: write a temporary script and then # run it with the appropriate flags. if not direct: try: from tempfile import mkstemp (script_fd, script_name) = mkstemp(".py") except ImportError: from tempfile import mktemp (script_fd, script_name) = None, mktemp(".py") log.info("writing byte-compilation script '%s'", script_name) if not dry_run: if script_fd is not None: script = os.fdopen(script_fd, "w") else: script = open(script_name, "w") with script: script.write("""\ from distutils.util import byte_compile files = [ """) # XXX would be nice to write absolute filenames, just for # safety's sake (script should be more robust in the face of # chdir'ing before running it). But this requires abspath'ing # 'prefix' as well, and that breaks the hack in build_lib's # 'byte_compile()' method that carefully tacks on a trailing # slash (os.sep really) to make sure the prefix here is "just # right". This whole prefix business is rather delicate -- the # problem is that it's really a directory, but I'm treating it # as a dumb string, so trailing slashes and so forth matter. #py_files = map(os.path.abspath, py_files) #if prefix: # prefix = os.path.abspath(prefix) script.write(",\n".join(map(repr, py_files)) + "]\n") script.write(""" byte_compile(files, optimize=%r, force=%r, prefix=%r, base_dir=%r, verbose=%r, dry_run=0, direct=1) """ % (optimize, force, prefix, base_dir, verbose)) cmd = [sys.executable] cmd.extend(subprocess._optim_args_from_interpreter_flags()) cmd.append(script_name) spawn(cmd, dry_run=dry_run) execute(os.remove, (script_name,), "removing %s" % script_name, dry_run=dry_run) # "Direct" byte-compilation: use the py_compile module to compile # right here, right now. Note that the script generated in indirect # mode simply calls 'byte_compile()' in direct mode, a weird sort of # cross-process recursion. Hey, it works! else: from py_compile import compile for file in py_files: if file[-3:] != ".py": # This lets us be lazy and not filter filenames in # the "install_lib" command. continue # Terminology from the py_compile module: # cfile - byte-compiled file # dfile - purported source filename (same as 'file' by default) if optimize >= 0: opt = '' if optimize == 0 else optimize cfile = importlib.util.cache_from_source( file, optimization=opt) else: cfile = importlib.util.cache_from_source(file) dfile = file if prefix: if file[:len(prefix)] != prefix: raise ValueError("invalid prefix: filename %r doesn't start with %r" % (file, prefix)) dfile = dfile[len(prefix):] if base_dir: dfile = os.path.join(base_dir, dfile) cfile_base = os.path.basename(cfile) if direct: if force or newer(file, cfile): log.info("byte-compiling %s to %s", file, cfile_base) if not dry_run: compile(file, cfile, dfile) else: log.debug("skipping byte-compilation of %s to %s", file, cfile_base) # byte_compile () def rfc822_escape (header): """Return a version of the string escaped for inclusion in an RFC-822 header, by ensuring there are 8 spaces space after each newline. """ lines = header.split('\n') sep = '\n' + 8 * ' ' return sep.join(lines) # 2to3 support def run_2to3(files, fixer_names=None, options=None, explicit=None): """Invoke 2to3 on a list of Python files. The files should all come from the build area, as the modification is done in-place. To reduce the build time, only files modified since the last invocation of this function should be passed in the files argument.""" if not files: return # Make this class local, to delay import of 2to3 from lib2to3.refactor import RefactoringTool, get_fixers_from_package class DistutilsRefactoringTool(RefactoringTool): def log_error(self, msg, *args, **kw): log.error(msg, *args) def log_message(self, msg, *args): log.info(msg, *args) def log_debug(self, msg, *args): log.debug(msg, *args) if fixer_names is None: fixer_names = get_fixers_from_package('lib2to3.fixes') r = DistutilsRefactoringTool(fixer_names, options=options) r.refactor(files, write=True) def copydir_run_2to3(src, dest, template=None, fixer_names=None, options=None, explicit=None): """Recursively copy a directory, only copying new and changed files, running run_2to3 over all newly copied Python modules afterward. If you give a template string, it's parsed like a MANIFEST.in. """ from distutils.dir_util import mkpath from distutils.file_util import copy_file from distutils.filelist import FileList filelist = FileList() curdir = os.getcwd() os.chdir(src) try: filelist.findall() finally: os.chdir(curdir) filelist.files[:] = filelist.allfiles if template: for line in template.splitlines(): line = line.strip() if not line: continue filelist.process_template_line(line) copied = [] for filename in filelist.files: outname = os.path.join(dest, filename) mkpath(os.path.dirname(outname)) res = copy_file(os.path.join(src, filename), outname, update=1) if res[1]: copied.append(outname) run_2to3([fn for fn in copied if fn.lower().endswith('.py')], fixer_names=fixer_names, options=options, explicit=explicit) return copied class Mixin2to3: '''Mixin class for commands that run 2to3. To configure 2to3, setup scripts may either change the class variables, or inherit from individual commands to override how 2to3 is invoked.''' # provide list of fixers to run; # defaults to all from lib2to3.fixers fixer_names = None # options dictionary options = None # list of fixers to invoke even though they are marked as explicit explicit = None def run_2to3(self, files): return run_2to3(files, self.fixer_names, self.options, self.explicit) PK \5|! |! archive_util.pynu [ """distutils.archive_util Utility functions for creating archive files (tarballs, zip files, that sort of thing).""" import os from warnings import warn import sys try: import zipfile except ImportError: zipfile = None from distutils.errors import DistutilsExecError from distutils.spawn import spawn from distutils.dir_util import mkpath from distutils import log try: from pwd import getpwnam except ImportError: getpwnam = None try: from grp import getgrnam except ImportError: getgrnam = None def _get_gid(name): """Returns a gid, given a group name.""" if getgrnam is None or name is None: return None try: result = getgrnam(name) except KeyError: result = None if result is not None: return result[2] return None def _get_uid(name): """Returns an uid, given a user name.""" if getpwnam is None or name is None: return None try: result = getpwnam(name) except KeyError: result = None if result is not None: return result[2] return None def make_tarball(base_name, base_dir, compress="gzip", verbose=0, dry_run=0, owner=None, group=None): """Create a (possibly compressed) tar file from all the files under 'base_dir'. 'compress' must be "gzip" (the default), "bzip2", "xz", "compress", or None. ("compress" will be deprecated in Python 3.2) 'owner' and 'group' can be used to define an owner and a group for the archive that is being built. If not provided, the current owner and group will be used. The output tar file will be named 'base_dir' + ".tar", possibly plus the appropriate compression extension (".gz", ".bz2", ".xz" or ".Z"). Returns the output filename. """ tar_compression = {'gzip': 'gz', 'bzip2': 'bz2', 'xz': 'xz', None: '', 'compress': ''} compress_ext = {'gzip': '.gz', 'bzip2': '.bz2', 'xz': '.xz', 'compress': '.Z'} # flags for compression program, each element of list will be an argument if compress is not None and compress not in compress_ext.keys(): raise ValueError( "bad value for 'compress': must be None, 'gzip', 'bzip2', " "'xz' or 'compress'") archive_name = base_name + '.tar' if compress != 'compress': archive_name += compress_ext.get(compress, '') mkpath(os.path.dirname(archive_name), dry_run=dry_run) # creating the tarball import tarfile # late import so Python build itself doesn't break log.info('Creating tar archive') uid = _get_uid(owner) gid = _get_gid(group) def _set_uid_gid(tarinfo): if gid is not None: tarinfo.gid = gid tarinfo.gname = group if uid is not None: tarinfo.uid = uid tarinfo.uname = owner return tarinfo if not dry_run: tar = tarfile.open(archive_name, 'w|%s' % tar_compression[compress]) try: tar.add(base_dir, filter=_set_uid_gid) finally: tar.close() # compression using `compress` if compress == 'compress': warn("'compress' will be deprecated.", PendingDeprecationWarning) # the option varies depending on the platform compressed_name = archive_name + compress_ext[compress] if sys.platform == 'win32': cmd = [compress, archive_name, compressed_name] else: cmd = [compress, '-f', archive_name] spawn(cmd, dry_run=dry_run) return compressed_name return archive_name def make_zipfile(base_name, base_dir, verbose=0, dry_run=0): """Create a zip file from all the files under 'base_dir'. The output zip file will be named 'base_name' + ".zip". Uses either the "zipfile" Python module (if available) or the InfoZIP "zip" utility (if installed and found on the default search path). If neither tool is available, raises DistutilsExecError. Returns the name of the output zip file. """ zip_filename = base_name + ".zip" mkpath(os.path.dirname(zip_filename), dry_run=dry_run) # If zipfile module is not available, try spawning an external # 'zip' command. if zipfile is None: if verbose: zipoptions = "-r" else: zipoptions = "-rq" try: spawn(["zip", zipoptions, zip_filename, base_dir], dry_run=dry_run) except DistutilsExecError: # XXX really should distinguish between "couldn't find # external 'zip' command" and "zip failed". raise DistutilsExecError(("unable to create zip file '%s': " "could neither import the 'zipfile' module nor " "find a standalone zip utility") % zip_filename) else: log.info("creating '%s' and adding '%s' to it", zip_filename, base_dir) if not dry_run: try: zip = zipfile.ZipFile(zip_filename, "w", compression=zipfile.ZIP_DEFLATED) except RuntimeError: zip = zipfile.ZipFile(zip_filename, "w", compression=zipfile.ZIP_STORED) with zip: if base_dir != os.curdir: path = os.path.normpath(os.path.join(base_dir, '')) zip.write(path, path) log.info("adding '%s'", path) for dirpath, dirnames, filenames in os.walk(base_dir): for name in dirnames: path = os.path.normpath(os.path.join(dirpath, name, '')) zip.write(path, path) log.info("adding '%s'", path) for name in filenames: path = os.path.normpath(os.path.join(dirpath, name)) if os.path.isfile(path): zip.write(path, path) log.info("adding '%s'", path) return zip_filename ARCHIVE_FORMATS = { 'gztar': (make_tarball, [('compress', 'gzip')], "gzip'ed tar-file"), 'bztar': (make_tarball, [('compress', 'bzip2')], "bzip2'ed tar-file"), 'xztar': (make_tarball, [('compress', 'xz')], "xz'ed tar-file"), 'ztar': (make_tarball, [('compress', 'compress')], "compressed tar file"), 'tar': (make_tarball, [('compress', None)], "uncompressed tar file"), 'zip': (make_zipfile, [],"ZIP file") } def check_archive_formats(formats): """Returns the first format from the 'format' list that is unknown. If all formats are known, returns None """ for format in formats: if format not in ARCHIVE_FORMATS: return format return None def make_archive(base_name, format, root_dir=None, base_dir=None, verbose=0, dry_run=0, owner=None, group=None): """Create an archive file (eg. zip or tar). 'base_name' is the name of the file to create, minus any format-specific extension; 'format' is the archive format: one of "zip", "tar", "gztar", "bztar", "xztar", or "ztar". 'root_dir' is a directory that will be the root directory of the archive; ie. we typically chdir into 'root_dir' before creating the archive. 'base_dir' is the directory where we start archiving from; ie. 'base_dir' will be the common prefix of all files and directories in the archive. 'root_dir' and 'base_dir' both default to the current directory. Returns the name of the archive file. 'owner' and 'group' are used when creating a tar archive. By default, uses the current owner and group. """ save_cwd = os.getcwd() if root_dir is not None: log.debug("changing into '%s'", root_dir) base_name = os.path.abspath(base_name) if not dry_run: os.chdir(root_dir) if base_dir is None: base_dir = os.curdir kwargs = {'dry_run': dry_run} try: format_info = ARCHIVE_FORMATS[format] except KeyError: raise ValueError("unknown archive format '%s'" % format) func = format_info[0] for arg, val in format_info[1]: kwargs[arg] = val if format != 'zip': kwargs['owner'] = owner kwargs['group'] = group try: filename = func(base_name, base_dir, **kwargs) finally: if root_dir is not None: log.debug("changing back to '%s'", save_cwd) os.chdir(save_cwd) return filename PK \Z^@ ^@ cygwinccompiler.pynu [ """distutils.cygwinccompiler Provides the CygwinCCompiler class, a subclass of UnixCCompiler that handles the Cygwin port of the GNU C compiler to Windows. It also contains the Mingw32CCompiler class which handles the mingw32 port of GCC (same as cygwin in no-cygwin mode). """ # problems: # # * if you use a msvc compiled python version (1.5.2) # 1. you have to insert a __GNUC__ section in its config.h # 2. you have to generate an import library for its dll # - create a def-file for python??.dll # - create an import library using # dlltool --dllname python15.dll --def python15.def \ # --output-lib libpython15.a # # see also http://starship.python.net/crew/kernr/mingw32/Notes.html # # * We put export_symbols in a def-file, and don't use # --export-all-symbols because it doesn't worked reliable in some # tested configurations. And because other windows compilers also # need their symbols specified this no serious problem. # # tested configurations: # # * cygwin gcc 2.91.57/ld 2.9.4/dllwrap 0.2.4 works # (after patching python's config.h and for C++ some other include files) # see also http://starship.python.net/crew/kernr/mingw32/Notes.html # * mingw32 gcc 2.95.2/ld 2.9.4/dllwrap 0.2.4 works # (ld doesn't support -shared, so we use dllwrap) # * cygwin gcc 2.95.2/ld 2.10.90/dllwrap 2.10.90 works now # - its dllwrap doesn't work, there is a bug in binutils 2.10.90 # see also http://sources.redhat.com/ml/cygwin/2000-06/msg01274.html # - using gcc -mdll instead dllwrap doesn't work without -static because # it tries to link against dlls instead their import libraries. (If # it finds the dll first.) # By specifying -static we force ld to link against the import libraries, # this is windows standard and there are normally not the necessary symbols # in the dlls. # *** only the version of June 2000 shows these problems # * cygwin gcc 3.2/ld 2.13.90 works # (ld supports -shared) # * mingw gcc 3.2/ld 2.13 works # (ld supports -shared) import os import sys import copy from subprocess import Popen, PIPE, check_output import re from distutils.ccompiler import gen_preprocess_options, gen_lib_options from distutils.unixccompiler import UnixCCompiler from distutils.file_util import write_file from distutils.errors import (DistutilsExecError, CCompilerError, CompileError, UnknownFileError) from distutils import log from distutils.version import LooseVersion from distutils.spawn import find_executable def get_msvcr(): """Include the appropriate MSVC runtime library if Python was built with MSVC 7.0 or later. """ msc_pos = sys.version.find('MSC v.') if msc_pos != -1: msc_ver = sys.version[msc_pos+6:msc_pos+10] if msc_ver == '1300': # MSVC 7.0 return ['msvcr70'] elif msc_ver == '1310': # MSVC 7.1 return ['msvcr71'] elif msc_ver == '1400': # VS2005 / MSVC 8.0 return ['msvcr80'] elif msc_ver == '1500': # VS2008 / MSVC 9.0 return ['msvcr90'] elif msc_ver == '1600': # VS2010 / MSVC 10.0 return ['msvcr100'] else: raise ValueError("Unknown MS Compiler version %s " % msc_ver) class CygwinCCompiler(UnixCCompiler): """ Handles the Cygwin port of the GNU C compiler to Windows. """ compiler_type = 'cygwin' obj_extension = ".o" static_lib_extension = ".a" shared_lib_extension = ".dll" static_lib_format = "lib%s%s" shared_lib_format = "%s%s" exe_extension = ".exe" def __init__(self, verbose=0, dry_run=0, force=0): UnixCCompiler.__init__(self, verbose, dry_run, force) status, details = check_config_h() self.debug_print("Python's GCC status: %s (details: %s)" % (status, details)) if status is not CONFIG_H_OK: self.warn( "Python's pyconfig.h doesn't seem to support your compiler. " "Reason: %s. " "Compiling may fail because of undefined preprocessor macros." % details) self.gcc_version, self.ld_version, self.dllwrap_version = \ get_versions() self.debug_print(self.compiler_type + ": gcc %s, ld %s, dllwrap %s\n" % (self.gcc_version, self.ld_version, self.dllwrap_version) ) # ld_version >= "2.10.90" and < "2.13" should also be able to use # gcc -mdll instead of dllwrap # Older dllwraps had own version numbers, newer ones use the # same as the rest of binutils ( also ld ) # dllwrap 2.10.90 is buggy if self.ld_version >= "2.10.90": self.linker_dll = "gcc" else: self.linker_dll = "dllwrap" # ld_version >= "2.13" support -shared so use it instead of # -mdll -static if self.ld_version >= "2.13": shared_option = "-shared" else: shared_option = "-mdll -static" # Hard-code GCC because that's what this is all about. # XXX optimization, warnings etc. should be customizable. self.set_executables(compiler='gcc -mcygwin -O -Wall', compiler_so='gcc -mcygwin -mdll -O -Wall', compiler_cxx='g++ -mcygwin -O -Wall', linker_exe='gcc -mcygwin', linker_so=('%s -mcygwin %s' % (self.linker_dll, shared_option))) # cygwin and mingw32 need different sets of libraries if self.gcc_version == "2.91.57": # cygwin shouldn't need msvcrt, but without the dlls will crash # (gcc version 2.91.57) -- perhaps something about initialization self.dll_libraries=["msvcrt"] self.warn( "Consider upgrading to a newer version of gcc") else: # Include the appropriate MSVC runtime library if Python was built # with MSVC 7.0 or later. self.dll_libraries = get_msvcr() def _compile(self, obj, src, ext, cc_args, extra_postargs, pp_opts): """Compiles the source by spawning GCC and windres if needed.""" if ext == '.rc' or ext == '.res': # gcc needs '.res' and '.rc' compiled to object files !!! try: self.spawn(["windres", "-i", src, "-o", obj]) except DistutilsExecError as msg: raise CompileError(msg) else: # for other files use the C-compiler try: self.spawn(self.compiler_so + cc_args + [src, '-o', obj] + extra_postargs) except DistutilsExecError as msg: raise CompileError(msg) def link(self, target_desc, objects, output_filename, output_dir=None, libraries=None, library_dirs=None, runtime_library_dirs=None, export_symbols=None, debug=0, extra_preargs=None, extra_postargs=None, build_temp=None, target_lang=None): """Link the objects.""" # use separate copies, so we can modify the lists extra_preargs = copy.copy(extra_preargs or []) libraries = copy.copy(libraries or []) objects = copy.copy(objects or []) # Additional libraries libraries.extend(self.dll_libraries) # handle export symbols by creating a def-file # with executables this only works with gcc/ld as linker if ((export_symbols is not None) and (target_desc != self.EXECUTABLE or self.linker_dll == "gcc")): # (The linker doesn't do anything if output is up-to-date. # So it would probably better to check if we really need this, # but for this we had to insert some unchanged parts of # UnixCCompiler, and this is not what we want.) # we want to put some files in the same directory as the # object files are, build_temp doesn't help much # where are the object files temp_dir = os.path.dirname(objects[0]) # name of dll to give the helper files the same base name (dll_name, dll_extension) = os.path.splitext( os.path.basename(output_filename)) # generate the filenames for these files def_file = os.path.join(temp_dir, dll_name + ".def") lib_file = os.path.join(temp_dir, 'lib' + dll_name + ".a") # Generate .def file contents = [ "LIBRARY %s" % os.path.basename(output_filename), "EXPORTS"] for sym in export_symbols: contents.append(sym) self.execute(write_file, (def_file, contents), "writing %s" % def_file) # next add options for def-file and to creating import libraries # dllwrap uses different options than gcc/ld if self.linker_dll == "dllwrap": extra_preargs.extend(["--output-lib", lib_file]) # for dllwrap we have to use a special option extra_preargs.extend(["--def", def_file]) # we use gcc/ld here and can be sure ld is >= 2.9.10 else: # doesn't work: bfd_close build\...\libfoo.a: Invalid operation #extra_preargs.extend(["-Wl,--out-implib,%s" % lib_file]) # for gcc/ld the def-file is specified as any object files objects.append(def_file) #end: if ((export_symbols is not None) and # (target_desc != self.EXECUTABLE or self.linker_dll == "gcc")): # who wants symbols and a many times larger output file # should explicitly switch the debug mode on # otherwise we let dllwrap/ld strip the output file # (On my machine: 10KiB < stripped_file < ??100KiB # unstripped_file = stripped_file + XXX KiB # ( XXX=254 for a typical python extension)) if not debug: extra_preargs.append("-s") UnixCCompiler.link(self, target_desc, objects, output_filename, output_dir, libraries, library_dirs, runtime_library_dirs, None, # export_symbols, we do this in our def-file debug, extra_preargs, extra_postargs, build_temp, target_lang) # -- Miscellaneous methods ----------------------------------------- def object_filenames(self, source_filenames, strip_dir=0, output_dir=''): """Adds supports for rc and res files.""" if output_dir is None: output_dir = '' obj_names = [] for src_name in source_filenames: # use normcase to make sure '.rc' is really '.rc' and not '.RC' base, ext = os.path.splitext(os.path.normcase(src_name)) if ext not in (self.src_extensions + ['.rc','.res']): raise UnknownFileError("unknown file type '%s' (from '%s')" % \ (ext, src_name)) if strip_dir: base = os.path.basename (base) if ext in ('.res', '.rc'): # these need to be compiled to object files obj_names.append (os.path.join(output_dir, base + ext + self.obj_extension)) else: obj_names.append (os.path.join(output_dir, base + self.obj_extension)) return obj_names # the same as cygwin plus some additional parameters class Mingw32CCompiler(CygwinCCompiler): """ Handles the Mingw32 port of the GNU C compiler to Windows. """ compiler_type = 'mingw32' def __init__(self, verbose=0, dry_run=0, force=0): CygwinCCompiler.__init__ (self, verbose, dry_run, force) # ld_version >= "2.13" support -shared so use it instead of # -mdll -static if self.ld_version >= "2.13": shared_option = "-shared" else: shared_option = "-mdll -static" # A real mingw32 doesn't need to specify a different entry point, # but cygwin 2.91.57 in no-cygwin-mode needs it. if self.gcc_version <= "2.91.57": entry_point = '--entry _DllMain@12' else: entry_point = '' if is_cygwingcc(): raise CCompilerError( 'Cygwin gcc cannot be used with --compiler=mingw32') self.set_executables(compiler='gcc -O -Wall', compiler_so='gcc -mdll -O -Wall', compiler_cxx='g++ -O -Wall', linker_exe='gcc', linker_so='%s %s %s' % (self.linker_dll, shared_option, entry_point)) # Maybe we should also append -mthreads, but then the finished # dlls need another dll (mingwm10.dll see Mingw32 docs) # (-mthreads: Support thread-safe exception handling on `Mingw32') # no additional libraries needed self.dll_libraries=[] # Include the appropriate MSVC runtime library if Python was built # with MSVC 7.0 or later. self.dll_libraries = get_msvcr() # Because these compilers aren't configured in Python's pyconfig.h file by # default, we should at least warn the user if he is using an unmodified # version. CONFIG_H_OK = "ok" CONFIG_H_NOTOK = "not ok" CONFIG_H_UNCERTAIN = "uncertain" def check_config_h(): """Check if the current Python installation appears amenable to building extensions with GCC. Returns a tuple (status, details), where 'status' is one of the following constants: - CONFIG_H_OK: all is well, go ahead and compile - CONFIG_H_NOTOK: doesn't look good - CONFIG_H_UNCERTAIN: not sure -- unable to read pyconfig.h 'details' is a human-readable string explaining the situation. Note there are two ways to conclude "OK": either 'sys.version' contains the string "GCC" (implying that this Python was built with GCC), or the installed "pyconfig.h" contains the string "__GNUC__". """ # XXX since this function also checks sys.version, it's not strictly a # "pyconfig.h" check -- should probably be renamed... from distutils import sysconfig # if sys.version contains GCC then python was compiled with GCC, and the # pyconfig.h file should be OK if "GCC" in sys.version: return CONFIG_H_OK, "sys.version mentions 'GCC'" # let's see if __GNUC__ is mentioned in python.h fn = sysconfig.get_config_h_filename() try: config_h = open(fn) try: if "__GNUC__" in config_h.read(): return CONFIG_H_OK, "'%s' mentions '__GNUC__'" % fn else: return CONFIG_H_NOTOK, "'%s' does not mention '__GNUC__'" % fn finally: config_h.close() except OSError as exc: return (CONFIG_H_UNCERTAIN, "couldn't read '%s': %s" % (fn, exc.strerror)) RE_VERSION = re.compile(br'(\d+\.\d+(\.\d+)*)') def _find_exe_version(cmd): """Find the version of an executable by running `cmd` in the shell. If the command is not found, or the output does not match `RE_VERSION`, returns None. """ executable = cmd.split()[0] if find_executable(executable) is None: return None out = Popen(cmd, shell=True, stdout=PIPE).stdout try: out_string = out.read() finally: out.close() result = RE_VERSION.search(out_string) if result is None: return None # LooseVersion works with strings # so we need to decode our bytes return LooseVersion(result.group(1).decode()) def get_versions(): """ Try to find out the versions of gcc, ld and dllwrap. If not possible it returns None for it. """ commands = ['gcc -dumpversion', 'ld -v', 'dllwrap --version'] return tuple([_find_exe_version(cmd) for cmd in commands]) def is_cygwingcc(): '''Try to determine if the gcc that would be used is from cygwin.''' out_string = check_output(['gcc', '-dumpmachine']) return out_string.strip().endswith(b'cygwin') PK \[sl spawn.pynu [ """distutils.spawn Provides the 'spawn()' function, a front-end to various platform- specific functions for launching another program in a sub-process. Also provides the 'find_executable()' to search the path for a given executable name. """ import sys import os from distutils.errors import DistutilsPlatformError, DistutilsExecError from distutils.debug import DEBUG from distutils import log def spawn(cmd, search_path=1, verbose=0, dry_run=0): """Run another program, specified as a command list 'cmd', in a new process. 'cmd' is just the argument list for the new process, ie. cmd[0] is the program to run and cmd[1:] are the rest of its arguments. There is no way to run a program with a name different from that of its executable. If 'search_path' is true (the default), the system's executable search path will be used to find the program; otherwise, cmd[0] must be the exact path to the executable. If 'dry_run' is true, the command will not actually be run. Raise DistutilsExecError if running the program fails in any way; just return on success. """ # cmd is documented as a list, but just in case some code passes a tuple # in, protect our %-formatting code against horrible death cmd = list(cmd) if os.name == 'posix': _spawn_posix(cmd, search_path, dry_run=dry_run) elif os.name == 'nt': _spawn_nt(cmd, search_path, dry_run=dry_run) else: raise DistutilsPlatformError( "don't know how to spawn programs on platform '%s'" % os.name) def _nt_quote_args(args): """Quote command-line arguments for DOS/Windows conventions. Just wraps every argument which contains blanks in double quotes, and returns a new argument list. """ # XXX this doesn't seem very robust to me -- but if the Windows guys # say it'll work, I guess I'll have to accept it. (What if an arg # contains quotes? What other magic characters, other than spaces, # have to be escaped? Is there an escaping mechanism other than # quoting?) for i, arg in enumerate(args): if ' ' in arg: args[i] = '"%s"' % arg return args def _spawn_nt(cmd, search_path=1, verbose=0, dry_run=0): executable = cmd[0] cmd = _nt_quote_args(cmd) if search_path: # either we find one or it stays the same executable = find_executable(executable) or executable log.info(' '.join([executable] + cmd[1:])) if not dry_run: # spawn for NT requires a full path to the .exe try: rc = os.spawnv(os.P_WAIT, executable, cmd) except OSError as exc: # this seems to happen when the command isn't found if not DEBUG: cmd = executable raise DistutilsExecError( "command %r failed: %s" % (cmd, exc.args[-1])) if rc != 0: # and this reflects the command running but failing if not DEBUG: cmd = executable raise DistutilsExecError( "command %r failed with exit status %d" % (cmd, rc)) if sys.platform == 'darwin': _cfg_target = None _cfg_target_split = None def _spawn_posix(cmd, search_path=1, verbose=0, dry_run=0): log.info(' '.join(cmd)) if dry_run: return executable = cmd[0] exec_fn = search_path and os.execvp or os.execv env = None if sys.platform == 'darwin': global _cfg_target, _cfg_target_split if _cfg_target is None: from distutils import sysconfig _cfg_target = sysconfig.get_config_var( 'MACOSX_DEPLOYMENT_TARGET') or '' if _cfg_target: _cfg_target_split = [int(x) for x in _cfg_target.split('.')] if _cfg_target: # ensure that the deployment target of build process is not less # than that used when the interpreter was built. This ensures # extension modules are built with correct compatibility values cur_target = os.environ.get('MACOSX_DEPLOYMENT_TARGET', _cfg_target) if _cfg_target_split > [int(x) for x in cur_target.split('.')]: my_msg = ('$MACOSX_DEPLOYMENT_TARGET mismatch: ' 'now "%s" but "%s" during configure' % (cur_target, _cfg_target)) raise DistutilsPlatformError(my_msg) env = dict(os.environ, MACOSX_DEPLOYMENT_TARGET=cur_target) exec_fn = search_path and os.execvpe or os.execve pid = os.fork() if pid == 0: # in the child try: if env is None: exec_fn(executable, cmd) else: exec_fn(executable, cmd, env) except OSError as e: if not DEBUG: cmd = executable sys.stderr.write("unable to execute %r: %s\n" % (cmd, e.strerror)) os._exit(1) if not DEBUG: cmd = executable sys.stderr.write("unable to execute %r for unknown reasons" % cmd) os._exit(1) else: # in the parent # Loop until the child either exits or is terminated by a signal # (ie. keep waiting if it's merely stopped) while True: try: pid, status = os.waitpid(pid, 0) except OSError as exc: if not DEBUG: cmd = executable raise DistutilsExecError( "command %r failed: %s" % (cmd, exc.args[-1])) if os.WIFSIGNALED(status): if not DEBUG: cmd = executable raise DistutilsExecError( "command %r terminated by signal %d" % (cmd, os.WTERMSIG(status))) elif os.WIFEXITED(status): exit_status = os.WEXITSTATUS(status) if exit_status == 0: return # hey, it succeeded! else: if not DEBUG: cmd = executable raise DistutilsExecError( "command %r failed with exit status %d" % (cmd, exit_status)) elif os.WIFSTOPPED(status): continue else: if not DEBUG: cmd = executable raise DistutilsExecError( "unknown error executing %r: termination status %d" % (cmd, status)) def find_executable(executable, path=None): """Tries to find 'executable' in the directories listed in 'path'. A string listing directories separated by 'os.pathsep'; defaults to os.environ['PATH']. Returns the complete filename or None if not found. """ _, ext = os.path.splitext(executable) if (sys.platform == 'win32') and (ext != '.exe'): executable = executable + '.exe' if os.path.isfile(executable): return executable if path is None: path = os.environ.get('PATH', None) if path is None: try: path = os.confstr("CS_PATH") except (AttributeError, ValueError): # os.confstr() or CS_PATH is not available path = os.defpath # bpo-35755: Don't use os.defpath if the PATH environment variable is # set to an empty string # PATH='' doesn't match, whereas PATH=':' looks in the current directory if not path: return None paths = path.split(os.pathsep) for p in paths: f = os.path.join(p, executable) if os.path.isfile(f): # the file exists, we have a shot at spawn working return f return None PK \۟F F cmd.pynu [ """distutils.cmd Provides the Command class, the base class for the command classes in the distutils.command package. """ import sys, os, re from distutils.errors import DistutilsOptionError from distutils import util, dir_util, file_util, archive_util, dep_util from distutils import log class Command: """Abstract base class for defining command classes, the "worker bees" of the Distutils. A useful analogy for command classes is to think of them as subroutines with local variables called "options". The options are "declared" in 'initialize_options()' and "defined" (given their final values, aka "finalized") in 'finalize_options()', both of which must be defined by every command class. The distinction between the two is necessary because option values might come from the outside world (command line, config file, ...), and any options dependent on other options must be computed *after* these outside influences have been processed -- hence 'finalize_options()'. The "body" of the subroutine, where it does all its work based on the values of its options, is the 'run()' method, which must also be implemented by every command class. """ # 'sub_commands' formalizes the notion of a "family" of commands, # eg. "install" as the parent with sub-commands "install_lib", # "install_headers", etc. The parent of a family of commands # defines 'sub_commands' as a class attribute; it's a list of # (command_name : string, predicate : unbound_method | string | None) # tuples, where 'predicate' is a method of the parent command that # determines whether the corresponding command is applicable in the # current situation. (Eg. we "install_headers" is only applicable if # we have any C header files to install.) If 'predicate' is None, # that command is always applicable. # # 'sub_commands' is usually defined at the *end* of a class, because # predicates can be unbound methods, so they must already have been # defined. The canonical example is the "install" command. sub_commands = [] # -- Creation/initialization methods ------------------------------- def __init__(self, dist): """Create and initialize a new Command object. Most importantly, invokes the 'initialize_options()' method, which is the real initializer and depends on the actual command being instantiated. """ # late import because of mutual dependence between these classes from distutils.dist import Distribution if not isinstance(dist, Distribution): raise TypeError("dist must be a Distribution instance") if self.__class__ is Command: raise RuntimeError("Command is an abstract class") self.distribution = dist self.initialize_options() # Per-command versions of the global flags, so that the user can # customize Distutils' behaviour command-by-command and let some # commands fall back on the Distribution's behaviour. None means # "not defined, check self.distribution's copy", while 0 or 1 mean # false and true (duh). Note that this means figuring out the real # value of each flag is a touch complicated -- hence "self._dry_run" # will be handled by __getattr__, below. # XXX This needs to be fixed. self._dry_run = None # verbose is largely ignored, but needs to be set for # backwards compatibility (I think)? self.verbose = dist.verbose # Some commands define a 'self.force' option to ignore file # timestamps, but methods defined *here* assume that # 'self.force' exists for all commands. So define it here # just to be safe. self.force = None # The 'help' flag is just used for command-line parsing, so # none of that complicated bureaucracy is needed. self.help = 0 # 'finalized' records whether or not 'finalize_options()' has been # called. 'finalize_options()' itself should not pay attention to # this flag: it is the business of 'ensure_finalized()', which # always calls 'finalize_options()', to respect/update it. self.finalized = 0 # XXX A more explicit way to customize dry_run would be better. def __getattr__(self, attr): if attr == 'dry_run': myval = getattr(self, "_" + attr) if myval is None: return getattr(self.distribution, attr) else: return myval else: raise AttributeError(attr) def ensure_finalized(self): if not self.finalized: self.finalize_options() self.finalized = 1 # Subclasses must define: # initialize_options() # provide default values for all options; may be customized by # setup script, by options from config file(s), or by command-line # options # finalize_options() # decide on the final values for all options; this is called # after all possible intervention from the outside world # (command-line, option file, etc.) has been processed # run() # run the command: do whatever it is we're here to do, # controlled by the command's various option values def initialize_options(self): """Set default values for all the options that this command supports. Note that these defaults may be overridden by other commands, by the setup script, by config files, or by the command-line. Thus, this is not the place to code dependencies between options; generally, 'initialize_options()' implementations are just a bunch of "self.foo = None" assignments. This method must be implemented by all command classes. """ raise RuntimeError("abstract method -- subclass %s must override" % self.__class__) def finalize_options(self): """Set final values for all the options that this command supports. This is always called as late as possible, ie. after any option assignments from the command-line or from other commands have been done. Thus, this is the place to code option dependencies: if 'foo' depends on 'bar', then it is safe to set 'foo' from 'bar' as long as 'foo' still has the same value it was assigned in 'initialize_options()'. This method must be implemented by all command classes. """ raise RuntimeError("abstract method -- subclass %s must override" % self.__class__) def dump_options(self, header=None, indent=""): from distutils.fancy_getopt import longopt_xlate if header is None: header = "command options for '%s':" % self.get_command_name() self.announce(indent + header, level=log.INFO) indent = indent + " " for (option, _, _) in self.user_options: option = option.translate(longopt_xlate) if option[-1] == "=": option = option[:-1] value = getattr(self, option) self.announce(indent + "%s = %s" % (option, value), level=log.INFO) def run(self): """A command's raison d'etre: carry out the action it exists to perform, controlled by the options initialized in 'initialize_options()', customized by other commands, the setup script, the command-line, and config files, and finalized in 'finalize_options()'. All terminal output and filesystem interaction should be done by 'run()'. This method must be implemented by all command classes. """ raise RuntimeError("abstract method -- subclass %s must override" % self.__class__) def announce(self, msg, level=1): """If the current verbosity level is of greater than or equal to 'level' print 'msg' to stdout. """ log.log(level, msg) def debug_print(self, msg): """Print 'msg' to stdout if the global DEBUG (taken from the DISTUTILS_DEBUG environment variable) flag is true. """ from distutils.debug import DEBUG if DEBUG: print(msg) sys.stdout.flush() # -- Option validation methods ------------------------------------- # (these are very handy in writing the 'finalize_options()' method) # # NB. the general philosophy here is to ensure that a particular option # value meets certain type and value constraints. If not, we try to # force it into conformance (eg. if we expect a list but have a string, # split the string on comma and/or whitespace). If we can't force the # option into conformance, raise DistutilsOptionError. Thus, command # classes need do nothing more than (eg.) # self.ensure_string_list('foo') # and they can be guaranteed that thereafter, self.foo will be # a list of strings. def _ensure_stringlike(self, option, what, default=None): val = getattr(self, option) if val is None: setattr(self, option, default) return default elif not isinstance(val, str): raise DistutilsOptionError("'%s' must be a %s (got `%s`)" % (option, what, val)) return val def ensure_string(self, option, default=None): """Ensure that 'option' is a string; if not defined, set it to 'default'. """ self._ensure_stringlike(option, "string", default) def ensure_string_list(self, option): r"""Ensure that 'option' is a list of strings. If 'option' is currently a string, we split it either on /,\s*/ or /\s+/, so "foo bar baz", "foo,bar,baz", and "foo, bar baz" all become ["foo", "bar", "baz"]. """ val = getattr(self, option) if val is None: return elif isinstance(val, str): setattr(self, option, re.split(r',\s*|\s+', val)) else: if isinstance(val, list): ok = all(isinstance(v, str) for v in val) else: ok = False if not ok: raise DistutilsOptionError( "'%s' must be a list of strings (got %r)" % (option, val)) def _ensure_tested_string(self, option, tester, what, error_fmt, default=None): val = self._ensure_stringlike(option, what, default) if val is not None and not tester(val): raise DistutilsOptionError(("error in '%s' option: " + error_fmt) % (option, val)) def ensure_filename(self, option): """Ensure that 'option' is the name of an existing file.""" self._ensure_tested_string(option, os.path.isfile, "filename", "'%s' does not exist or is not a file") def ensure_dirname(self, option): self._ensure_tested_string(option, os.path.isdir, "directory name", "'%s' does not exist or is not a directory") # -- Convenience methods for commands ------------------------------ def get_command_name(self): if hasattr(self, 'command_name'): return self.command_name else: return self.__class__.__name__ def set_undefined_options(self, src_cmd, *option_pairs): """Set the values of any "undefined" options from corresponding option values in some other command object. "Undefined" here means "is None", which is the convention used to indicate that an option has not been changed between 'initialize_options()' and 'finalize_options()'. Usually called from 'finalize_options()' for options that depend on some other command rather than another option of the same command. 'src_cmd' is the other command from which option values will be taken (a command object will be created for it if necessary); the remaining arguments are '(src_option,dst_option)' tuples which mean "take the value of 'src_option' in the 'src_cmd' command object, and copy it to 'dst_option' in the current command object". """ # Option_pairs: list of (src_option, dst_option) tuples src_cmd_obj = self.distribution.get_command_obj(src_cmd) src_cmd_obj.ensure_finalized() for (src_option, dst_option) in option_pairs: if getattr(self, dst_option) is None: setattr(self, dst_option, getattr(src_cmd_obj, src_option)) def get_finalized_command(self, command, create=1): """Wrapper around Distribution's 'get_command_obj()' method: find (create if necessary and 'create' is true) the command object for 'command', call its 'ensure_finalized()' method, and return the finalized command object. """ cmd_obj = self.distribution.get_command_obj(command, create) cmd_obj.ensure_finalized() return cmd_obj # XXX rename to 'get_reinitialized_command()'? (should do the # same in dist.py, if so) def reinitialize_command(self, command, reinit_subcommands=0): return self.distribution.reinitialize_command(command, reinit_subcommands) def run_command(self, command): """Run some other command: uses the 'run_command()' method of Distribution, which creates and finalizes the command object if necessary and then invokes its 'run()' method. """ self.distribution.run_command(command) def get_sub_commands(self): """Determine the sub-commands that are relevant in the current distribution (ie., that need to be run). This is based on the 'sub_commands' class attribute: each tuple in that list may include a method that we call to determine if the subcommand needs to be run for the current distribution. Return a list of command names. """ commands = [] for (cmd_name, method) in self.sub_commands: if method is None or method(self): commands.append(cmd_name) return commands # -- External world manipulation ----------------------------------- def warn(self, msg): log.warn("warning: %s: %s\n", self.get_command_name(), msg) def execute(self, func, args, msg=None, level=1): util.execute(func, args, msg, dry_run=self.dry_run) def mkpath(self, name, mode=0o777): dir_util.mkpath(name, mode, dry_run=self.dry_run) def copy_file(self, infile, outfile, preserve_mode=1, preserve_times=1, link=None, level=1): """Copy a file respecting verbose, dry-run and force flags. (The former two default to whatever is in the Distribution object, and the latter defaults to false for commands that don't define it.)""" return file_util.copy_file(infile, outfile, preserve_mode, preserve_times, not self.force, link, dry_run=self.dry_run) def copy_tree(self, infile, outfile, preserve_mode=1, preserve_times=1, preserve_symlinks=0, level=1): """Copy an entire directory tree respecting verbose, dry-run, and force flags. """ return dir_util.copy_tree(infile, outfile, preserve_mode, preserve_times, preserve_symlinks, not self.force, dry_run=self.dry_run) def move_file (self, src, dst, level=1): """Move a file respecting dry-run flag.""" return file_util.move_file(src, dst, dry_run=self.dry_run) def spawn(self, cmd, search_path=1, level=1): """Spawn an external command respecting dry-run flag.""" from distutils.spawn import spawn spawn(cmd, search_path, dry_run=self.dry_run) def make_archive(self, base_name, format, root_dir=None, base_dir=None, owner=None, group=None): return archive_util.make_archive(base_name, format, root_dir, base_dir, dry_run=self.dry_run, owner=owner, group=group) def make_file(self, infiles, outfile, func, args, exec_msg=None, skip_msg=None, level=1): """Special case of 'execute()' for operations that process one or more input files and generate one output file. Works just like 'execute()', except the operation is skipped and a different message printed if 'outfile' already exists and is newer than all files listed in 'infiles'. If the command defined 'self.force', and it is true, then the command is unconditionally run -- does no timestamp checks. """ if skip_msg is None: skip_msg = "skipping %s (inputs unchanged)" % outfile # Allow 'infiles' to be a single string if isinstance(infiles, str): infiles = (infiles,) elif not isinstance(infiles, (list, tuple)): raise TypeError( "'infiles' must be a string, or a list or tuple of strings") if exec_msg is None: exec_msg = "generating %s from %s" % (outfile, ', '.join(infiles)) # If 'outfile' must be regenerated (either because it doesn't # exist, is out-of-date, or the 'force' flag is true) then # perform the action that presumably regenerates it if self.force or dep_util.newer_group(infiles, outfile): self.execute(func, args, exec_msg, level) # Otherwise, print the "skip" message else: log.debug(skip_msg) PK \3b b dir_util.pynu [ """distutils.dir_util Utility functions for manipulating directories and directory trees.""" import os import errno from distutils.errors import DistutilsFileError, DistutilsInternalError from distutils import log # cache for by mkpath() -- in addition to cheapening redundant calls, # eliminates redundant "creating /foo/bar/baz" messages in dry-run mode _path_created = {} # I don't use os.makedirs because a) it's new to Python 1.5.2, and # b) it blows up if the directory already exists (I want to silently # succeed in that case). def mkpath(name, mode=0o777, verbose=1, dry_run=0): """Create a directory and any missing ancestor directories. If the directory already exists (or if 'name' is the empty string, which means the current directory, which of course exists), then do nothing. Raise DistutilsFileError if unable to create some directory along the way (eg. some sub-path exists, but is a file rather than a directory). If 'verbose' is true, print a one-line summary of each mkdir to stdout. Return the list of directories actually created. """ global _path_created # Detect a common bug -- name is None if not isinstance(name, str): raise DistutilsInternalError( "mkpath: 'name' must be a string (got %r)" % (name,)) # XXX what's the better way to handle verbosity? print as we create # each directory in the path (the current behaviour), or only announce # the creation of the whole path? (quite easy to do the latter since # we're not using a recursive algorithm) name = os.path.normpath(name) created_dirs = [] if os.path.isdir(name) or name == '': return created_dirs if _path_created.get(os.path.abspath(name)): return created_dirs (head, tail) = os.path.split(name) tails = [tail] # stack of lone dirs to create while head and tail and not os.path.isdir(head): (head, tail) = os.path.split(head) tails.insert(0, tail) # push next higher dir onto stack # now 'head' contains the deepest directory that already exists # (that is, the child of 'head' in 'name' is the highest directory # that does *not* exist) for d in tails: #print "head = %s, d = %s: " % (head, d), head = os.path.join(head, d) abs_head = os.path.abspath(head) if _path_created.get(abs_head): continue if verbose >= 1: log.info("creating %s", head) if not dry_run: try: os.mkdir(head, mode) except OSError as exc: if not (exc.errno == errno.EEXIST and os.path.isdir(head)): raise DistutilsFileError( "could not create '%s': %s" % (head, exc.args[-1])) created_dirs.append(head) _path_created[abs_head] = 1 return created_dirs def create_tree(base_dir, files, mode=0o777, verbose=1, dry_run=0): """Create all the empty directories under 'base_dir' needed to put 'files' there. 'base_dir' is just the name of a directory which doesn't necessarily exist yet; 'files' is a list of filenames to be interpreted relative to 'base_dir'. 'base_dir' + the directory portion of every file in 'files' will be created if it doesn't already exist. 'mode', 'verbose' and 'dry_run' flags are as for 'mkpath()'. """ # First get the list of directories to create need_dir = set() for file in files: need_dir.add(os.path.join(base_dir, os.path.dirname(file))) # Now create them for dir in sorted(need_dir): mkpath(dir, mode, verbose=verbose, dry_run=dry_run) def copy_tree(src, dst, preserve_mode=1, preserve_times=1, preserve_symlinks=0, update=0, verbose=1, dry_run=0): """Copy an entire directory tree 'src' to a new location 'dst'. Both 'src' and 'dst' must be directory names. If 'src' is not a directory, raise DistutilsFileError. If 'dst' does not exist, it is created with 'mkpath()'. The end result of the copy is that every file in 'src' is copied to 'dst', and directories under 'src' are recursively copied to 'dst'. Return the list of files that were copied or might have been copied, using their output name. The return value is unaffected by 'update' or 'dry_run': it is simply the list of all files under 'src', with the names changed to be under 'dst'. 'preserve_mode' and 'preserve_times' are the same as for 'copy_file'; note that they only apply to regular files, not to directories. If 'preserve_symlinks' is true, symlinks will be copied as symlinks (on platforms that support them!); otherwise (the default), the destination of the symlink will be copied. 'update' and 'verbose' are the same as for 'copy_file'. """ from distutils.file_util import copy_file if not dry_run and not os.path.isdir(src): raise DistutilsFileError( "cannot copy tree '%s': not a directory" % src) try: names = os.listdir(src) except OSError as e: if dry_run: names = [] else: raise DistutilsFileError( "error listing files in '%s': %s" % (src, e.strerror)) if not dry_run: mkpath(dst, verbose=verbose) outputs = [] for n in names: src_name = os.path.join(src, n) dst_name = os.path.join(dst, n) if n.startswith('.nfs'): # skip NFS rename files continue if preserve_symlinks and os.path.islink(src_name): link_dest = os.readlink(src_name) if verbose >= 1: log.info("linking %s -> %s", dst_name, link_dest) if not dry_run: os.symlink(link_dest, dst_name) outputs.append(dst_name) elif os.path.isdir(src_name): outputs.extend( copy_tree(src_name, dst_name, preserve_mode, preserve_times, preserve_symlinks, update, verbose=verbose, dry_run=dry_run)) else: copy_file(src_name, dst_name, preserve_mode, preserve_times, update, verbose=verbose, dry_run=dry_run) outputs.append(dst_name) return outputs def _build_cmdtuple(path, cmdtuples): """Helper for remove_tree().""" for f in os.listdir(path): real_f = os.path.join(path,f) if os.path.isdir(real_f) and not os.path.islink(real_f): _build_cmdtuple(real_f, cmdtuples) else: cmdtuples.append((os.remove, real_f)) cmdtuples.append((os.rmdir, path)) def remove_tree(directory, verbose=1, dry_run=0): """Recursively remove an entire directory tree. Any errors are ignored (apart from being reported to stdout if 'verbose' is true). """ global _path_created if verbose >= 1: log.info("removing '%s' (and everything under it)", directory) if dry_run: return cmdtuples = [] _build_cmdtuple(directory, cmdtuples) for cmd in cmdtuples: try: cmd[0](cmd[1]) # remove dir from cache if it's already there abspath = os.path.abspath(cmd[1]) if abspath in _path_created: del _path_created[abspath] except OSError as exc: log.warn("error removing %s: %s", directory, exc) def ensure_relative(path): """Take the full path 'path', and make it a relative path. This is useful to make 'path' the second argument to os.path.join(). """ drive, path = os.path.splitdrive(path) if path[0:1] == os.sep: path = drive + path[1:] return path PK \9RN RN _msvccompiler.pynu [ """distutils._msvccompiler Contains MSVCCompiler, an implementation of the abstract CCompiler class for Microsoft Visual Studio 2015. The module is compatible with VS 2015 and later. You can find legacy support for older versions in distutils.msvc9compiler and distutils.msvccompiler. """ # Written by Perry Stoll # hacked by Robin Becker and Thomas Heller to do a better job of # finding DevStudio (through the registry) # ported to VS 2005 and VS 2008 by Christian Heimes # ported to VS 2015 by Steve Dower import os import shutil import stat import subprocess import winreg from distutils.errors import DistutilsExecError, DistutilsPlatformError, \ CompileError, LibError, LinkError from distutils.ccompiler import CCompiler, gen_lib_options from distutils import log from distutils.util import get_platform from itertools import count def _find_vc2015(): try: key = winreg.OpenKeyEx( winreg.HKEY_LOCAL_MACHINE, r"Software\Microsoft\VisualStudio\SxS\VC7", access=winreg.KEY_READ | winreg.KEY_WOW64_32KEY ) except OSError: log.debug("Visual C++ is not registered") return None, None best_version = 0 best_dir = None with key: for i in count(): try: v, vc_dir, vt = winreg.EnumValue(key, i) except OSError: break if v and vt == winreg.REG_SZ and os.path.isdir(vc_dir): try: version = int(float(v)) except (ValueError, TypeError): continue if version >= 14 and version > best_version: best_version, best_dir = version, vc_dir return best_version, best_dir def _find_vc2017(): """Returns "15, path" based on the result of invoking vswhere.exe If no install is found, returns "None, None" The version is returned to avoid unnecessarily changing the function result. It may be ignored when the path is not None. If vswhere.exe is not available, by definition, VS 2017 is not installed. """ import json root = os.environ.get("ProgramFiles(x86)") or os.environ.get("ProgramFiles") if not root: return None, None try: path = subprocess.check_output([ os.path.join(root, "Microsoft Visual Studio", "Installer", "vswhere.exe"), "-latest", "-prerelease", "-requires", "Microsoft.VisualStudio.Component.VC.Tools.x86.x64", "-property", "installationPath", "-products", "*", ], encoding="mbcs", errors="strict").strip() except (subprocess.CalledProcessError, OSError, UnicodeDecodeError): return None, None path = os.path.join(path, "VC", "Auxiliary", "Build") if os.path.isdir(path): return 15, path return None, None PLAT_SPEC_TO_RUNTIME = { 'x86' : 'x86', 'x86_amd64' : 'x64', 'x86_arm' : 'arm', 'x86_arm64' : 'arm64' } def _find_vcvarsall(plat_spec): # bpo-38597: Removed vcruntime return value _, best_dir = _find_vc2017() if not best_dir: best_version, best_dir = _find_vc2015() if not best_dir: log.debug("No suitable Visual C++ version found") return None, None vcvarsall = os.path.join(best_dir, "vcvarsall.bat") if not os.path.isfile(vcvarsall): log.debug("%s cannot be found", vcvarsall) return None, None return vcvarsall, None def _get_vc_env(plat_spec): if os.getenv("DISTUTILS_USE_SDK"): return { key.lower(): value for key, value in os.environ.items() } vcvarsall, _ = _find_vcvarsall(plat_spec) if not vcvarsall: raise DistutilsPlatformError("Unable to find vcvarsall.bat") try: out = subprocess.check_output( 'cmd /u /c "{}" {} && set'.format(vcvarsall, plat_spec), stderr=subprocess.STDOUT, ).decode('utf-16le', errors='replace') except subprocess.CalledProcessError as exc: log.error(exc.output) raise DistutilsPlatformError("Error executing {}" .format(exc.cmd)) env = { key.lower(): value for key, _, value in (line.partition('=') for line in out.splitlines()) if key and value } return env def _find_exe(exe, paths=None): """Return path to an MSVC executable program. Tries to find the program in several places: first, one of the MSVC program search paths from the registry; next, the directories in the PATH environment variable. If any of those work, return an absolute path that is known to exist. If none of them work, just return the original program name, 'exe'. """ if not paths: paths = os.getenv('path').split(os.pathsep) for p in paths: fn = os.path.join(os.path.abspath(p), exe) if os.path.isfile(fn): return fn return exe # A map keyed by get_platform() return values to values accepted by # 'vcvarsall.bat'. Always cross-compile from x86 to work with the # lighter-weight MSVC installs that do not include native 64-bit tools. PLAT_TO_VCVARS = { 'win32' : 'x86', 'win-amd64' : 'x86_amd64', 'win-arm32' : 'x86_arm', 'win-arm64' : 'x86_arm64' } class MSVCCompiler(CCompiler) : """Concrete class that implements an interface to Microsoft Visual C++, as defined by the CCompiler abstract class.""" compiler_type = 'msvc' # Just set this so CCompiler's constructor doesn't barf. We currently # don't use the 'set_executables()' bureaucracy provided by CCompiler, # as it really isn't necessary for this sort of single-compiler class. # Would be nice to have a consistent interface with UnixCCompiler, # though, so it's worth thinking about. executables = {} # Private class data (need to distinguish C from C++ source for compiler) _c_extensions = ['.c'] _cpp_extensions = ['.cc', '.cpp', '.cxx'] _rc_extensions = ['.rc'] _mc_extensions = ['.mc'] # Needed for the filename generation methods provided by the # base class, CCompiler. src_extensions = (_c_extensions + _cpp_extensions + _rc_extensions + _mc_extensions) res_extension = '.res' obj_extension = '.obj' static_lib_extension = '.lib' shared_lib_extension = '.dll' static_lib_format = shared_lib_format = '%s%s' exe_extension = '.exe' def __init__(self, verbose=0, dry_run=0, force=0): CCompiler.__init__ (self, verbose, dry_run, force) # target platform (.plat_name is consistent with 'bdist') self.plat_name = None self.initialized = False def initialize(self, plat_name=None): # multi-init means we would need to check platform same each time... assert not self.initialized, "don't init multiple times" if plat_name is None: plat_name = get_platform() # sanity check for platforms to prevent obscure errors later. if plat_name not in PLAT_TO_VCVARS: raise DistutilsPlatformError("--plat-name must be one of {}" .format(tuple(PLAT_TO_VCVARS))) # Get the vcvarsall.bat spec for the requested platform. plat_spec = PLAT_TO_VCVARS[plat_name] vc_env = _get_vc_env(plat_spec) if not vc_env: raise DistutilsPlatformError("Unable to find a compatible " "Visual Studio installation.") self._paths = vc_env.get('path', '') paths = self._paths.split(os.pathsep) self.cc = _find_exe("cl.exe", paths) self.linker = _find_exe("link.exe", paths) self.lib = _find_exe("lib.exe", paths) self.rc = _find_exe("rc.exe", paths) # resource compiler self.mc = _find_exe("mc.exe", paths) # message compiler self.mt = _find_exe("mt.exe", paths) # message compiler for dir in vc_env.get('include', '').split(os.pathsep): if dir: self.add_include_dir(dir.rstrip(os.sep)) for dir in vc_env.get('lib', '').split(os.pathsep): if dir: self.add_library_dir(dir.rstrip(os.sep)) self.preprocess_options = None # bpo-38597: Always compile with dynamic linking # Future releases of Python 3.x will include all past # versions of vcruntime*.dll for compatibility. self.compile_options = [ '/nologo', '/Ox', '/W3', '/GL', '/DNDEBUG', '/MD' ] self.compile_options_debug = [ '/nologo', '/Od', '/MDd', '/Zi', '/W3', '/D_DEBUG' ] ldflags = [ '/nologo', '/INCREMENTAL:NO', '/LTCG' ] ldflags_debug = [ '/nologo', '/INCREMENTAL:NO', '/LTCG', '/DEBUG:FULL' ] self.ldflags_exe = [*ldflags, '/MANIFEST:EMBED,ID=1'] self.ldflags_exe_debug = [*ldflags_debug, '/MANIFEST:EMBED,ID=1'] self.ldflags_shared = [*ldflags, '/DLL', '/MANIFEST:EMBED,ID=2', '/MANIFESTUAC:NO'] self.ldflags_shared_debug = [*ldflags_debug, '/DLL', '/MANIFEST:EMBED,ID=2', '/MANIFESTUAC:NO'] self.ldflags_static = [*ldflags] self.ldflags_static_debug = [*ldflags_debug] self._ldflags = { (CCompiler.EXECUTABLE, None): self.ldflags_exe, (CCompiler.EXECUTABLE, False): self.ldflags_exe, (CCompiler.EXECUTABLE, True): self.ldflags_exe_debug, (CCompiler.SHARED_OBJECT, None): self.ldflags_shared, (CCompiler.SHARED_OBJECT, False): self.ldflags_shared, (CCompiler.SHARED_OBJECT, True): self.ldflags_shared_debug, (CCompiler.SHARED_LIBRARY, None): self.ldflags_static, (CCompiler.SHARED_LIBRARY, False): self.ldflags_static, (CCompiler.SHARED_LIBRARY, True): self.ldflags_static_debug, } self.initialized = True # -- Worker methods ------------------------------------------------ def object_filenames(self, source_filenames, strip_dir=0, output_dir=''): ext_map = { **{ext: self.obj_extension for ext in self.src_extensions}, **{ext: self.res_extension for ext in self._rc_extensions + self._mc_extensions}, } output_dir = output_dir or '' def make_out_path(p): base, ext = os.path.splitext(p) if strip_dir: base = os.path.basename(base) else: _, base = os.path.splitdrive(base) if base.startswith((os.path.sep, os.path.altsep)): base = base[1:] try: # XXX: This may produce absurdly long paths. We should check # the length of the result and trim base until we fit within # 260 characters. return os.path.join(output_dir, base + ext_map[ext]) except LookupError: # Better to raise an exception instead of silently continuing # and later complain about sources and targets having # different lengths raise CompileError("Don't know how to compile {}".format(p)) return list(map(make_out_path, source_filenames)) def compile(self, sources, output_dir=None, macros=None, include_dirs=None, debug=0, extra_preargs=None, extra_postargs=None, depends=None): if not self.initialized: self.initialize() compile_info = self._setup_compile(output_dir, macros, include_dirs, sources, depends, extra_postargs) macros, objects, extra_postargs, pp_opts, build = compile_info compile_opts = extra_preargs or [] compile_opts.append('/c') if debug: compile_opts.extend(self.compile_options_debug) else: compile_opts.extend(self.compile_options) add_cpp_opts = False for obj in objects: try: src, ext = build[obj] except KeyError: continue if debug: # pass the full pathname to MSVC in debug mode, # this allows the debugger to find the source file # without asking the user to browse for it src = os.path.abspath(src) if ext in self._c_extensions: input_opt = "/Tc" + src elif ext in self._cpp_extensions: input_opt = "/Tp" + src add_cpp_opts = True elif ext in self._rc_extensions: # compile .RC to .RES file input_opt = src output_opt = "/fo" + obj try: self.spawn([self.rc] + pp_opts + [output_opt, input_opt]) except DistutilsExecError as msg: raise CompileError(msg) continue elif ext in self._mc_extensions: # Compile .MC to .RC file to .RES file. # * '-h dir' specifies the directory for the # generated include file # * '-r dir' specifies the target directory of the # generated RC file and the binary message resource # it includes # # For now (since there are no options to change this), # we use the source-directory for the include file and # the build directory for the RC file and message # resources. This works at least for win32all. h_dir = os.path.dirname(src) rc_dir = os.path.dirname(obj) try: # first compile .MC to .RC and .H file self.spawn([self.mc, '-h', h_dir, '-r', rc_dir, src]) base, _ = os.path.splitext(os.path.basename (src)) rc_file = os.path.join(rc_dir, base + '.rc') # then compile .RC to .RES file self.spawn([self.rc, "/fo" + obj, rc_file]) except DistutilsExecError as msg: raise CompileError(msg) continue else: # how to handle this file? raise CompileError("Don't know how to compile {} to {}" .format(src, obj)) args = [self.cc] + compile_opts + pp_opts if add_cpp_opts: args.append('/EHsc') args.append(input_opt) args.append("/Fo" + obj) args.extend(extra_postargs) try: self.spawn(args) except DistutilsExecError as msg: raise CompileError(msg) return objects def create_static_lib(self, objects, output_libname, output_dir=None, debug=0, target_lang=None): if not self.initialized: self.initialize() objects, output_dir = self._fix_object_args(objects, output_dir) output_filename = self.library_filename(output_libname, output_dir=output_dir) if self._need_link(objects, output_filename): lib_args = objects + ['/OUT:' + output_filename] if debug: pass # XXX what goes here? try: log.debug('Executing "%s" %s', self.lib, ' '.join(lib_args)) self.spawn([self.lib] + lib_args) except DistutilsExecError as msg: raise LibError(msg) else: log.debug("skipping %s (up-to-date)", output_filename) def link(self, target_desc, objects, output_filename, output_dir=None, libraries=None, library_dirs=None, runtime_library_dirs=None, export_symbols=None, debug=0, extra_preargs=None, extra_postargs=None, build_temp=None, target_lang=None): if not self.initialized: self.initialize() objects, output_dir = self._fix_object_args(objects, output_dir) fixed_args = self._fix_lib_args(libraries, library_dirs, runtime_library_dirs) libraries, library_dirs, runtime_library_dirs = fixed_args if runtime_library_dirs: self.warn("I don't know what to do with 'runtime_library_dirs': " + str(runtime_library_dirs)) lib_opts = gen_lib_options(self, library_dirs, runtime_library_dirs, libraries) if output_dir is not None: output_filename = os.path.join(output_dir, output_filename) if self._need_link(objects, output_filename): ldflags = self._ldflags[target_desc, debug] export_opts = ["/EXPORT:" + sym for sym in (export_symbols or [])] ld_args = (ldflags + lib_opts + export_opts + objects + ['/OUT:' + output_filename]) # The MSVC linker generates .lib and .exp files, which cannot be # suppressed by any linker switches. The .lib files may even be # needed! Make sure they are generated in the temporary build # directory. Since they have different names for debug and release # builds, they can go into the same directory. build_temp = os.path.dirname(objects[0]) if export_symbols is not None: (dll_name, dll_ext) = os.path.splitext( os.path.basename(output_filename)) implib_file = os.path.join( build_temp, self.library_filename(dll_name)) ld_args.append ('/IMPLIB:' + implib_file) if extra_preargs: ld_args[:0] = extra_preargs if extra_postargs: ld_args.extend(extra_postargs) output_dir = os.path.dirname(os.path.abspath(output_filename)) self.mkpath(output_dir) try: log.debug('Executing "%s" %s', self.linker, ' '.join(ld_args)) self.spawn([self.linker] + ld_args) except DistutilsExecError as msg: raise LinkError(msg) else: log.debug("skipping %s (up-to-date)", output_filename) def spawn(self, cmd): old_path = os.getenv('path') try: os.environ['path'] = self._paths return super().spawn(cmd) finally: os.environ['path'] = old_path # -- Miscellaneous methods ----------------------------------------- # These are all used by the 'gen_lib_options() function, in # ccompiler.py. def library_dir_option(self, dir): return "/LIBPATH:" + dir def runtime_library_dir_option(self, dir): raise DistutilsPlatformError( "don't know how to set runtime library search path for MSVC") def library_option(self, lib): return self.library_filename(lib) def find_library_file(self, dirs, lib, debug=0): # Prefer a debugging library if found (and requested), but deal # with it if we don't have one. if debug: try_names = [lib + "_d", lib] else: try_names = [lib] for dir in dirs: for name in try_names: libfile = os.path.join(dir, self.library_filename(name)) if os.path.isfile(libfile): return libfile else: # Oops, didn't find it in *any* of 'dirs' return None PK \1xE xE fancy_getopt.pynu [ """distutils.fancy_getopt Wrapper around the standard getopt module that provides the following additional features: * short and long options are tied together * options have help strings, so fancy_getopt could potentially create a complete usage summary * options set attributes of a passed-in object """ import sys, string, re import getopt from distutils.errors import * # Much like command_re in distutils.core, this is close to but not quite # the same as a Python NAME -- except, in the spirit of most GNU # utilities, we use '-' in place of '_'. (The spirit of LISP lives on!) # The similarities to NAME are again not a coincidence... longopt_pat = r'[a-zA-Z](?:[a-zA-Z0-9-]*)' longopt_re = re.compile(r'^%s$' % longopt_pat) # For recognizing "negative alias" options, eg. "quiet=!verbose" neg_alias_re = re.compile("^(%s)=!(%s)$" % (longopt_pat, longopt_pat)) # This is used to translate long options to legitimate Python identifiers # (for use as attributes of some object). longopt_xlate = str.maketrans('-', '_') class FancyGetopt: """Wrapper around the standard 'getopt()' module that provides some handy extra functionality: * short and long options are tied together * options have help strings, and help text can be assembled from them * options set attributes of a passed-in object * boolean options can have "negative aliases" -- eg. if --quiet is the "negative alias" of --verbose, then "--quiet" on the command line sets 'verbose' to false """ def __init__(self, option_table=None): # The option table is (currently) a list of tuples. The # tuples may have 3 or four values: # (long_option, short_option, help_string [, repeatable]) # if an option takes an argument, its long_option should have '=' # appended; short_option should just be a single character, no ':' # in any case. If a long_option doesn't have a corresponding # short_option, short_option should be None. All option tuples # must have long options. self.option_table = option_table # 'option_index' maps long option names to entries in the option # table (ie. those 3-tuples). self.option_index = {} if self.option_table: self._build_index() # 'alias' records (duh) alias options; {'foo': 'bar'} means # --foo is an alias for --bar self.alias = {} # 'negative_alias' keeps track of options that are the boolean # opposite of some other option self.negative_alias = {} # These keep track of the information in the option table. We # don't actually populate these structures until we're ready to # parse the command-line, since the 'option_table' passed in here # isn't necessarily the final word. self.short_opts = [] self.long_opts = [] self.short2long = {} self.attr_name = {} self.takes_arg = {} # And 'option_order' is filled up in 'getopt()'; it records the # original order of options (and their values) on the command-line, # but expands short options, converts aliases, etc. self.option_order = [] def _build_index(self): self.option_index.clear() for option in self.option_table: self.option_index[option[0]] = option def set_option_table(self, option_table): self.option_table = option_table self._build_index() def add_option(self, long_option, short_option=None, help_string=None): if long_option in self.option_index: raise DistutilsGetoptError( "option conflict: already an option '%s'" % long_option) else: option = (long_option, short_option, help_string) self.option_table.append(option) self.option_index[long_option] = option def has_option(self, long_option): """Return true if the option table for this parser has an option with long name 'long_option'.""" return long_option in self.option_index def get_attr_name(self, long_option): """Translate long option name 'long_option' to the form it has as an attribute of some object: ie., translate hyphens to underscores.""" return long_option.translate(longopt_xlate) def _check_alias_dict(self, aliases, what): assert isinstance(aliases, dict) for (alias, opt) in aliases.items(): if alias not in self.option_index: raise DistutilsGetoptError(("invalid %s '%s': " "option '%s' not defined") % (what, alias, alias)) if opt not in self.option_index: raise DistutilsGetoptError(("invalid %s '%s': " "aliased option '%s' not defined") % (what, alias, opt)) def set_aliases(self, alias): """Set the aliases for this option parser.""" self._check_alias_dict(alias, "alias") self.alias = alias def set_negative_aliases(self, negative_alias): """Set the negative aliases for this option parser. 'negative_alias' should be a dictionary mapping option names to option names, both the key and value must already be defined in the option table.""" self._check_alias_dict(negative_alias, "negative alias") self.negative_alias = negative_alias def _grok_option_table(self): """Populate the various data structures that keep tabs on the option table. Called by 'getopt()' before it can do anything worthwhile. """ self.long_opts = [] self.short_opts = [] self.short2long.clear() self.repeat = {} for option in self.option_table: if len(option) == 3: long, short, help = option repeat = 0 elif len(option) == 4: long, short, help, repeat = option else: # the option table is part of the code, so simply # assert that it is correct raise ValueError("invalid option tuple: %r" % (option,)) # Type- and value-check the option names if not isinstance(long, str) or len(long) < 2: raise DistutilsGetoptError(("invalid long option '%s': " "must be a string of length >= 2") % long) if (not ((short is None) or (isinstance(short, str) and len(short) == 1))): raise DistutilsGetoptError("invalid short option '%s': " "must a single character or None" % short) self.repeat[long] = repeat self.long_opts.append(long) if long[-1] == '=': # option takes an argument? if short: short = short + ':' long = long[0:-1] self.takes_arg[long] = 1 else: # Is option is a "negative alias" for some other option (eg. # "quiet" == "!verbose")? alias_to = self.negative_alias.get(long) if alias_to is not None: if self.takes_arg[alias_to]: raise DistutilsGetoptError( "invalid negative alias '%s': " "aliased option '%s' takes a value" % (long, alias_to)) self.long_opts[-1] = long # XXX redundant?! self.takes_arg[long] = 0 # If this is an alias option, make sure its "takes arg" flag is # the same as the option it's aliased to. alias_to = self.alias.get(long) if alias_to is not None: if self.takes_arg[long] != self.takes_arg[alias_to]: raise DistutilsGetoptError( "invalid alias '%s': inconsistent with " "aliased option '%s' (one of them takes a value, " "the other doesn't" % (long, alias_to)) # Now enforce some bondage on the long option name, so we can # later translate it to an attribute name on some object. Have # to do this a bit late to make sure we've removed any trailing # '='. if not longopt_re.match(long): raise DistutilsGetoptError( "invalid long option name '%s' " "(must be letters, numbers, hyphens only" % long) self.attr_name[long] = self.get_attr_name(long) if short: self.short_opts.append(short) self.short2long[short[0]] = long def getopt(self, args=None, object=None): """Parse command-line options in args. Store as attributes on object. If 'args' is None or not supplied, uses 'sys.argv[1:]'. If 'object' is None or not supplied, creates a new OptionDummy object, stores option values there, and returns a tuple (args, object). If 'object' is supplied, it is modified in place and 'getopt()' just returns 'args'; in both cases, the returned 'args' is a modified copy of the passed-in 'args' list, which is left untouched. """ if args is None: args = sys.argv[1:] if object is None: object = OptionDummy() created_object = True else: created_object = False self._grok_option_table() short_opts = ' '.join(self.short_opts) try: opts, args = getopt.getopt(args, short_opts, self.long_opts) except getopt.error as msg: raise DistutilsArgError(msg) for opt, val in opts: if len(opt) == 2 and opt[0] == '-': # it's a short option opt = self.short2long[opt[1]] else: assert len(opt) > 2 and opt[:2] == '--' opt = opt[2:] alias = self.alias.get(opt) if alias: opt = alias if not self.takes_arg[opt]: # boolean option? assert val == '', "boolean option can't have value" alias = self.negative_alias.get(opt) if alias: opt = alias val = 0 else: val = 1 attr = self.attr_name[opt] # The only repeating option at the moment is 'verbose'. # It has a negative option -q quiet, which should set verbose = 0. if val and self.repeat.get(attr) is not None: val = getattr(object, attr, 0) + 1 setattr(object, attr, val) self.option_order.append((opt, val)) # for opts if created_object: return args, object else: return args def get_option_order(self): """Returns the list of (option, value) tuples processed by the previous run of 'getopt()'. Raises RuntimeError if 'getopt()' hasn't been called yet. """ if self.option_order is None: raise RuntimeError("'getopt()' hasn't been called yet") else: return self.option_order def generate_help(self, header=None): """Generate help text (a list of strings, one per suggested line of output) from the option table for this FancyGetopt object. """ # Blithely assume the option table is good: probably wouldn't call # 'generate_help()' unless you've already called 'getopt()'. # First pass: determine maximum length of long option names max_opt = 0 for option in self.option_table: long = option[0] short = option[1] l = len(long) if long[-1] == '=': l = l - 1 if short is not None: l = l + 5 # " (-x)" where short == 'x' if l > max_opt: max_opt = l opt_width = max_opt + 2 + 2 + 2 # room for indent + dashes + gutter # Typical help block looks like this: # --foo controls foonabulation # Help block for longest option looks like this: # --flimflam set the flim-flam level # and with wrapped text: # --flimflam set the flim-flam level (must be between # 0 and 100, except on Tuesdays) # Options with short names will have the short name shown (but # it doesn't contribute to max_opt): # --foo (-f) controls foonabulation # If adding the short option would make the left column too wide, # we push the explanation off to the next line # --flimflam (-l) # set the flim-flam level # Important parameters: # - 2 spaces before option block start lines # - 2 dashes for each long option name # - min. 2 spaces between option and explanation (gutter) # - 5 characters (incl. space) for short option name # Now generate lines of help text. (If 80 columns were good enough # for Jesus, then 78 columns are good enough for me!) line_width = 78 text_width = line_width - opt_width big_indent = ' ' * opt_width if header: lines = [header] else: lines = ['Option summary:'] for option in self.option_table: long, short, help = option[:3] text = wrap_text(help, text_width) if long[-1] == '=': long = long[0:-1] # Case 1: no short option at all (makes life easy) if short is None: if text: lines.append(" --%-*s %s" % (max_opt, long, text[0])) else: lines.append(" --%-*s " % (max_opt, long)) # Case 2: we have a short option, so we have to include it # just after the long option else: opt_names = "%s (-%s)" % (long, short) if text: lines.append(" --%-*s %s" % (max_opt, opt_names, text[0])) else: lines.append(" --%-*s" % opt_names) for l in text[1:]: lines.append(big_indent + l) return lines def print_help(self, header=None, file=None): if file is None: file = sys.stdout for line in self.generate_help(header): file.write(line + "\n") def fancy_getopt(options, negative_opt, object, args): parser = FancyGetopt(options) parser.set_negative_aliases(negative_opt) return parser.getopt(args, object) WS_TRANS = {ord(_wschar) : ' ' for _wschar in string.whitespace} def wrap_text(text, width): """wrap_text(text : string, width : int) -> [string] Split 'text' into multiple lines of no more than 'width' characters each, and return the list of strings that results. """ if text is None: return [] if len(text) <= width: return [text] text = text.expandtabs() text = text.translate(WS_TRANS) chunks = re.split(r'( +|-+)', text) chunks = [ch for ch in chunks if ch] # ' - ' results in empty strings lines = [] while chunks: cur_line = [] # list of chunks (to-be-joined) cur_len = 0 # length of current line while chunks: l = len(chunks[0]) if cur_len + l <= width: # can squeeze (at least) this chunk in cur_line.append(chunks[0]) del chunks[0] cur_len = cur_len + l else: # this line is full # drop last chunk if all space if cur_line and cur_line[-1][0] == ' ': del cur_line[-1] break if chunks: # any chunks left to process? # if the current line is still empty, then we had a single # chunk that's too big too fit on a line -- so we break # down and break it up at the line width if cur_len == 0: cur_line.append(chunks[0][0:width]) chunks[0] = chunks[0][width:] # all-whitespace chunks at the end of a line can be discarded # (and we know from the re.split above that if a chunk has # *any* whitespace, it is *all* whitespace) if chunks[0][0] == ' ': del chunks[0] # and store this line in the list-of-all-lines -- as a single # string, of course! lines.append(''.join(cur_line)) return lines def translate_longopt(opt): """Convert a long option name to a valid Python identifier by changing "-" to "_". """ return opt.translate(longopt_xlate) class OptionDummy: """Dummy class just used as a place to hold command-line option values as instance attributes.""" def __init__(self, options=[]): """Create a new OptionDummy instance. The attributes listed in 'options' will be initialized to None.""" for opt in options: setattr(self, opt, None) if __name__ == "__main__": text = """\ Tra-la-la, supercalifragilisticexpialidocious. How *do* you spell that odd word, anyways? (Someone ask Mary -- she'll know [or she'll say, "How should I know?"].)""" for w in (10, 20, 30, 40): print("width: %d" % w) print("\n".join(wrap_text(text, w))) print() PK \lW: W: bcppcompiler.pynu [ """distutils.bcppcompiler Contains BorlandCCompiler, an implementation of the abstract CCompiler class for the Borland C++ compiler. """ # This implementation by Lyle Johnson, based on the original msvccompiler.py # module and using the directions originally published by Gordon Williams. # XXX looks like there's a LOT of overlap between these two classes: # someone should sit down and factor out the common code as # WindowsCCompiler! --GPW import os from distutils.errors import \ DistutilsExecError, DistutilsPlatformError, \ CompileError, LibError, LinkError, UnknownFileError from distutils.ccompiler import \ CCompiler, gen_preprocess_options, gen_lib_options from distutils.file_util import write_file from distutils.dep_util import newer from distutils import log class BCPPCompiler(CCompiler) : """Concrete class that implements an interface to the Borland C/C++ compiler, as defined by the CCompiler abstract class. """ compiler_type = 'bcpp' # Just set this so CCompiler's constructor doesn't barf. We currently # don't use the 'set_executables()' bureaucracy provided by CCompiler, # as it really isn't necessary for this sort of single-compiler class. # Would be nice to have a consistent interface with UnixCCompiler, # though, so it's worth thinking about. executables = {} # Private class data (need to distinguish C from C++ source for compiler) _c_extensions = ['.c'] _cpp_extensions = ['.cc', '.cpp', '.cxx'] # Needed for the filename generation methods provided by the # base class, CCompiler. src_extensions = _c_extensions + _cpp_extensions obj_extension = '.obj' static_lib_extension = '.lib' shared_lib_extension = '.dll' static_lib_format = shared_lib_format = '%s%s' exe_extension = '.exe' def __init__ (self, verbose=0, dry_run=0, force=0): CCompiler.__init__ (self, verbose, dry_run, force) # These executables are assumed to all be in the path. # Borland doesn't seem to use any special registry settings to # indicate their installation locations. self.cc = "bcc32.exe" self.linker = "ilink32.exe" self.lib = "tlib.exe" self.preprocess_options = None self.compile_options = ['/tWM', '/O2', '/q', '/g0'] self.compile_options_debug = ['/tWM', '/Od', '/q', '/g0'] self.ldflags_shared = ['/Tpd', '/Gn', '/q', '/x'] self.ldflags_shared_debug = ['/Tpd', '/Gn', '/q', '/x'] self.ldflags_static = [] self.ldflags_exe = ['/Gn', '/q', '/x'] self.ldflags_exe_debug = ['/Gn', '/q', '/x','/r'] # -- Worker methods ------------------------------------------------ def compile(self, sources, output_dir=None, macros=None, include_dirs=None, debug=0, extra_preargs=None, extra_postargs=None, depends=None): macros, objects, extra_postargs, pp_opts, build = \ self._setup_compile(output_dir, macros, include_dirs, sources, depends, extra_postargs) compile_opts = extra_preargs or [] compile_opts.append ('-c') if debug: compile_opts.extend (self.compile_options_debug) else: compile_opts.extend (self.compile_options) for obj in objects: try: src, ext = build[obj] except KeyError: continue # XXX why do the normpath here? src = os.path.normpath(src) obj = os.path.normpath(obj) # XXX _setup_compile() did a mkpath() too but before the normpath. # Is it possible to skip the normpath? self.mkpath(os.path.dirname(obj)) if ext == '.res': # This is already a binary file -- skip it. continue # the 'for' loop if ext == '.rc': # This needs to be compiled to a .res file -- do it now. try: self.spawn (["brcc32", "-fo", obj, src]) except DistutilsExecError as msg: raise CompileError(msg) continue # the 'for' loop # The next two are both for the real compiler. if ext in self._c_extensions: input_opt = "" elif ext in self._cpp_extensions: input_opt = "-P" else: # Unknown file type -- no extra options. The compiler # will probably fail, but let it just in case this is a # file the compiler recognizes even if we don't. input_opt = "" output_opt = "-o" + obj # Compiler command line syntax is: "bcc32 [options] file(s)". # Note that the source file names must appear at the end of # the command line. try: self.spawn ([self.cc] + compile_opts + pp_opts + [input_opt, output_opt] + extra_postargs + [src]) except DistutilsExecError as msg: raise CompileError(msg) return objects # compile () def create_static_lib (self, objects, output_libname, output_dir=None, debug=0, target_lang=None): (objects, output_dir) = self._fix_object_args (objects, output_dir) output_filename = \ self.library_filename (output_libname, output_dir=output_dir) if self._need_link (objects, output_filename): lib_args = [output_filename, '/u'] + objects if debug: pass # XXX what goes here? try: self.spawn ([self.lib] + lib_args) except DistutilsExecError as msg: raise LibError(msg) else: log.debug("skipping %s (up-to-date)", output_filename) # create_static_lib () def link (self, target_desc, objects, output_filename, output_dir=None, libraries=None, library_dirs=None, runtime_library_dirs=None, export_symbols=None, debug=0, extra_preargs=None, extra_postargs=None, build_temp=None, target_lang=None): # XXX this ignores 'build_temp'! should follow the lead of # msvccompiler.py (objects, output_dir) = self._fix_object_args (objects, output_dir) (libraries, library_dirs, runtime_library_dirs) = \ self._fix_lib_args (libraries, library_dirs, runtime_library_dirs) if runtime_library_dirs: log.warn("I don't know what to do with 'runtime_library_dirs': %s", str(runtime_library_dirs)) if output_dir is not None: output_filename = os.path.join (output_dir, output_filename) if self._need_link (objects, output_filename): # Figure out linker args based on type of target. if target_desc == CCompiler.EXECUTABLE: startup_obj = 'c0w32' if debug: ld_args = self.ldflags_exe_debug[:] else: ld_args = self.ldflags_exe[:] else: startup_obj = 'c0d32' if debug: ld_args = self.ldflags_shared_debug[:] else: ld_args = self.ldflags_shared[:] # Create a temporary exports file for use by the linker if export_symbols is None: def_file = '' else: head, tail = os.path.split (output_filename) modname, ext = os.path.splitext (tail) temp_dir = os.path.dirname(objects[0]) # preserve tree structure def_file = os.path.join (temp_dir, '%s.def' % modname) contents = ['EXPORTS'] for sym in (export_symbols or []): contents.append(' %s=_%s' % (sym, sym)) self.execute(write_file, (def_file, contents), "writing %s" % def_file) # Borland C++ has problems with '/' in paths objects2 = map(os.path.normpath, objects) # split objects in .obj and .res files # Borland C++ needs them at different positions in the command line objects = [startup_obj] resources = [] for file in objects2: (base, ext) = os.path.splitext(os.path.normcase(file)) if ext == '.res': resources.append(file) else: objects.append(file) for l in library_dirs: ld_args.append("/L%s" % os.path.normpath(l)) ld_args.append("/L.") # we sometimes use relative paths # list of object files ld_args.extend(objects) # XXX the command-line syntax for Borland C++ is a bit wonky; # certain filenames are jammed together in one big string, but # comma-delimited. This doesn't mesh too well with the # Unix-centric attitude (with a DOS/Windows quoting hack) of # 'spawn()', so constructing the argument list is a bit # awkward. Note that doing the obvious thing and jamming all # the filenames and commas into one argument would be wrong, # because 'spawn()' would quote any filenames with spaces in # them. Arghghh!. Apparently it works fine as coded... # name of dll/exe file ld_args.extend([',',output_filename]) # no map file and start libraries ld_args.append(',,') for lib in libraries: # see if we find it and if there is a bcpp specific lib # (xxx_bcpp.lib) libfile = self.find_library_file(library_dirs, lib, debug) if libfile is None: ld_args.append(lib) # probably a BCPP internal library -- don't warn else: # full name which prefers bcpp_xxx.lib over xxx.lib ld_args.append(libfile) # some default libraries ld_args.append ('import32') ld_args.append ('cw32mt') # def file for export symbols ld_args.extend([',',def_file]) # add resource files ld_args.append(',') ld_args.extend(resources) if extra_preargs: ld_args[:0] = extra_preargs if extra_postargs: ld_args.extend(extra_postargs) self.mkpath (os.path.dirname (output_filename)) try: self.spawn ([self.linker] + ld_args) except DistutilsExecError as msg: raise LinkError(msg) else: log.debug("skipping %s (up-to-date)", output_filename) # link () # -- Miscellaneous methods ----------------------------------------- def find_library_file (self, dirs, lib, debug=0): # List of effective library names to try, in order of preference: # xxx_bcpp.lib is better than xxx.lib # and xxx_d.lib is better than xxx.lib if debug is set # # The "_bcpp" suffix is to handle a Python installation for people # with multiple compilers (primarily Distutils hackers, I suspect # ;-). The idea is they'd have one static library for each # compiler they care about, since (almost?) every Windows compiler # seems to have a different format for static libraries. if debug: dlib = (lib + "_d") try_names = (dlib + "_bcpp", lib + "_bcpp", dlib, lib) else: try_names = (lib + "_bcpp", lib) for dir in dirs: for name in try_names: libfile = os.path.join(dir, self.library_filename(name)) if os.path.exists(libfile): return libfile else: # Oops, didn't find it in *any* of 'dirs' return None # overwrite the one from CCompiler to support rc and res-files def object_filenames (self, source_filenames, strip_dir=0, output_dir=''): if output_dir is None: output_dir = '' obj_names = [] for src_name in source_filenames: # use normcase to make sure '.rc' is really '.rc' and not '.RC' (base, ext) = os.path.splitext (os.path.normcase(src_name)) if ext not in (self.src_extensions + ['.rc','.res']): raise UnknownFileError("unknown file type '%s' (from '%s')" % \ (ext, src_name)) if strip_dir: base = os.path.basename (base) if ext == '.res': # these can go unchanged obj_names.append (os.path.join (output_dir, base + ext)) elif ext == '.rc': # these need to be compiled to .res-files obj_names.append (os.path.join (output_dir, base + '.res')) else: obj_names.append (os.path.join (output_dir, base + self.obj_extension)) return obj_names # object_filenames () def preprocess (self, source, output_file=None, macros=None, include_dirs=None, extra_preargs=None, extra_postargs=None): (_, macros, include_dirs) = \ self._fix_compile_args(None, macros, include_dirs) pp_opts = gen_preprocess_options(macros, include_dirs) pp_args = ['cpp32.exe'] + pp_opts if output_file is not None: pp_args.append('-o' + output_file) if extra_preargs: pp_args[:0] = extra_preargs if extra_postargs: pp_args.extend(extra_postargs) pp_args.append(source) # We need to preprocess: either we're being forced to, or the # source file is newer than the target (or the target doesn't # exist). if self.force or output_file is None or newer(source, output_file): if output_file: self.mkpath(os.path.dirname(output_file)) try: self.spawn(pp_args) except DistutilsExecError as msg: print(msg) raise CompileError(msg) # preprocess() PK \ ) __pycache__/dep_util.cpython-38.opt-2.pycnu [ U e5d @ s2 d dl Z d dlmZ dd Zdd Zd dd ZdS ) N)DistutilsFileErrorc C s` t j| s tdt j| t j|s0dS ddlm} t | | }t || }||kS )Nzfile '%s' does not exist r ST_MTIME)ospathexistsr abspathstatr )sourcetargetr Zmtime1Zmtime2 r */usr/lib64/python3.8/distutils/dep_util.pynewer s r c C sh t | t |krtdg }g }tt | D ]2}t| | || r,|| | ||| q,||fS )Nz+'sources' and 'targets' must be same length)len ValueErrorranger append)sourcesZtargetsZ n_sourcesZ n_targetsir r r newer_pairwise s r errorc C s t j|sdS ddlm} t || }| D ]P}t j|sb|dkrHn|dkrTq.n|dkrb dS t || }||kr. dS q.dS )Nr r r r ignorer )r r r r r )r r Zmissingr Ztarget_mtimer source_mtimer r r newer_group6 s r )r )r Zdistutils.errorsr r r r r r r r
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