mirror of https://github.com/python/cpython
1894 lines
38 KiB
C
1894 lines
38 KiB
C
/***********************************************************
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Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
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The Netherlands.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the names of Stichting Mathematisch
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Centrum or CWI or Corporation for National Research Initiatives or
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CNRI not be used in advertising or publicity pertaining to
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distribution of the software without specific, written prior
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permission.
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While CWI is the initial source for this software, a modified version
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is made available by the Corporation for National Research Initiatives
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(CNRI) at the Internet address ftp://ftp.python.org.
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STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH
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REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH
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CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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PERFORMANCE OF THIS SOFTWARE.
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******************************************************************/
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/* POSIX module implementation */
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/* This file is also used for Windows NT and MS-Win. In that case the module
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actually calls itself 'nt', not 'posix', and a few functions are
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either unimplemented or implemented differently. The source
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assumes that for Windows NT, the macro 'MS_WIN32' is defined independent
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of the compiler used. Different compilers define their own feature
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test macro, e.g. '__BORLANDC__' or '_MSC_VER'. */
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/* See also ../Dos/dosmodule.c */
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#include "Python.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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#ifdef HAVE_SYS_WAIT_H
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#include <sys/wait.h> /* For WNOHANG */
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#endif
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#ifdef HAVE_SIGNAL_H
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#include <signal.h>
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#endif
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#include "mytime.h" /* For clock_t on some systems */
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#ifdef HAVE_FCNTL_H
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#include <fcntl.h>
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#endif /* HAVE_FCNTL_H */
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/* Various compilers have only certain posix functions */
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#ifdef __WATCOMC__ /* Watcom compiler */
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#define HAVE_GETCWD 1
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#define HAVE_OPENDIR 1
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#define HAVE_SYSTEM 1
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#if defined(__OS2__)
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#define HAVE_EXECV 1
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#define HAVE_WAIT 1
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#endif
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#include <process.h>
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#else
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#ifdef __BORLANDC__ /* Borland compiler */
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#define HAVE_EXECV 1
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#define HAVE_GETCWD 1
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#define HAVE_GETEGID 1
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#define HAVE_GETEUID 1
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#define HAVE_GETGID 1
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#define HAVE_GETPPID 1
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#define HAVE_GETUID 1
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#define HAVE_KILL 1
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#define HAVE_OPENDIR 1
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#define HAVE_PIPE 1
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#define HAVE_POPEN 1
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#define HAVE_SYSTEM 1
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#define HAVE_WAIT 1
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#else
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#ifdef _MSC_VER /* Microsoft compiler */
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#define HAVE_GETCWD 1
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#ifdef MS_WIN32
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#define HAVE_EXECV 1
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#define HAVE_PIPE 1
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#define HAVE_POPEN 1
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#define HAVE_SYSTEM 1
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#else /* 16-bit Windows */
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#endif /* !MS_WIN32 */
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#else /* all other compilers */
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/* Unix functions that the configure script doesn't check for */
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#define HAVE_EXECV 1
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#define HAVE_FORK 1
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#define HAVE_GETCWD 1
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#define HAVE_GETEGID 1
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#define HAVE_GETEUID 1
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#define HAVE_GETGID 1
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#define HAVE_GETPPID 1
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#define HAVE_GETUID 1
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#define HAVE_KILL 1
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#define HAVE_OPENDIR 1
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#define HAVE_PIPE 1
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#define HAVE_POPEN 1
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#define HAVE_SYSTEM 1
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#define HAVE_WAIT 1
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#endif /* _MSC_VER */
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#endif /* __BORLANDC__ */
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#endif /* ! __WATCOMC__ */
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#ifndef _MSC_VER
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifdef NeXT
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/* NeXT's <unistd.h> and <utime.h> aren't worth much */
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#undef HAVE_UNISTD_H
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#undef HAVE_UTIME_H
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/* #undef HAVE_GETCWD */
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#endif
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#ifdef HAVE_UNISTD_H
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/* XXX These are for SunOS4.1.3 but shouldn't hurt elsewhere */
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extern int rename();
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extern int pclose();
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extern int lstat();
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extern int symlink();
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#else /* !HAVE_UNISTD_H */
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#if defined(__WATCOMC__) || defined(_MSC_VER)
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extern int mkdir Py_PROTO((const char *));
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#else
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extern int mkdir Py_PROTO((const char *, mode_t));
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#endif
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extern int chdir Py_PROTO((const char *));
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extern int rmdir Py_PROTO((const char *));
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extern int chmod Py_PROTO((const char *, mode_t));
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extern int chown Py_PROTO((const char *, uid_t, gid_t));
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extern char *getcwd Py_PROTO((char *, int));
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extern char *strerror Py_PROTO((int));
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extern int link Py_PROTO((const char *, const char *));
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extern int rename Py_PROTO((const char *, const char *));
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extern int stat Py_PROTO((const char *, struct stat *));
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extern int unlink Py_PROTO((const char *));
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extern int pclose Py_PROTO((FILE *));
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#ifdef HAVE_SYMLINK
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extern int symlink Py_PROTO((const char *, const char *));
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#endif /* HAVE_SYMLINK */
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#ifdef HAVE_LSTAT
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extern int lstat Py_PROTO((const char *, struct stat *));
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#endif /* HAVE_LSTAT */
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#endif /* !HAVE_UNISTD_H */
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#endif /* !_MSC_VER */
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#ifdef HAVE_UTIME_H
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#include <utime.h>
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#endif /* HAVE_UTIME_H */
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#ifdef HAVE_SYS_UTIME_H
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#include <sys/utime.h>
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#define HAVE_UTIME_H /* pretend we do for the rest of this file */
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#endif /* HAVE_SYS_UTIME_H */
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#ifdef HAVE_SYS_TIMES_H
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#include <sys/times.h>
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#endif /* HAVE_SYS_TIMES_H */
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#ifdef HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#endif /* HAVE_SYS_PARAM_H */
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#ifdef HAVE_SYS_UTSNAME_H
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#include <sys/utsname.h>
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#endif /* HAVE_SYS_UTSNAME_H */
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#ifndef MAXPATHLEN
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#define MAXPATHLEN 1024
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#endif /* MAXPATHLEN */
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#ifdef HAVE_DIRENT_H
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#include <dirent.h>
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#define NAMLEN(dirent) strlen((dirent)->d_name)
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#else
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#ifdef __WATCOMC__
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#include <direct.h>
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#define NAMLEN(dirent) strlen((dirent)->d_name)
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#else
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#define dirent direct
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#define NAMLEN(dirent) (dirent)->d_namlen
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#endif
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#ifdef HAVE_SYS_NDIR_H
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#include <sys/ndir.h>
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#endif
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#ifdef HAVE_SYS_DIR_H
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#include <sys/dir.h>
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#endif
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#ifdef HAVE_NDIR_H
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#include <ndir.h>
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#endif
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#endif
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#ifdef _MSC_VER
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#include <direct.h>
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#include <io.h>
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#include <process.h>
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#include <windows.h>
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#ifdef MS_WIN32
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#define popen _popen
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#define pclose _pclose
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#else /* 16-bit Windows */
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#include <dos.h>
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#include <ctype.h>
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#endif /* MS_WIN32 */
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#endif /* _MSC_VER */
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#ifdef OS2
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#include <io.h>
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#endif /* OS2 */
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/* Return a dictionary corresponding to the POSIX environment table */
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#if !defined(_MSC_VER) && !defined(__WATCOMC__)
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extern char **environ;
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#endif /* !_MSC_VER */
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static PyObject *
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convertenviron()
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{
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PyObject *d;
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char **e;
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d = PyDict_New();
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if (d == NULL)
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return NULL;
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if (environ == NULL)
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return d;
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/* XXX This part ignores errors */
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for (e = environ; *e != NULL; e++) {
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PyObject *v;
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char *p = strchr(*e, '=');
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if (p == NULL)
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continue;
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v = PyString_FromString(p+1);
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if (v == NULL)
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continue;
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*p = '\0';
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(void) PyDict_SetItemString(d, *e, v);
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*p = '=';
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Py_DECREF(v);
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}
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return d;
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}
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static PyObject *PosixError; /* Exception posix.error */
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/* Set a POSIX-specific error from errno, and return NULL */
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static PyObject * posix_error()
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{
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return PyErr_SetFromErrno(PosixError);
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}
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/* POSIX generic methods */
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static PyObject *
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posix_1str(args, func)
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PyObject *args;
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int (*func) Py_FPROTO((const char *));
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{
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char *path1;
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int res;
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if (!PyArg_Parse(args, "s", &path1))
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return NULL;
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Py_BEGIN_ALLOW_THREADS
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res = (*func)(path1);
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Py_END_ALLOW_THREADS
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if (res < 0)
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return posix_error();
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Py_INCREF(Py_None);
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return Py_None;
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}
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static PyObject *
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posix_2str(args, func)
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PyObject *args;
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int (*func) Py_FPROTO((const char *, const char *));
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{
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char *path1, *path2;
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int res;
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if (!PyArg_Parse(args, "(ss)", &path1, &path2))
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return NULL;
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Py_BEGIN_ALLOW_THREADS
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res = (*func)(path1, path2);
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Py_END_ALLOW_THREADS
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if (res < 0)
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return posix_error();
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Py_INCREF(Py_None);
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return Py_None;
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}
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static PyObject *
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posix_strint(args, func)
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PyObject *args;
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int (*func) Py_FPROTO((const char *, int));
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{
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char *path;
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int i;
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|
int res;
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if (!PyArg_Parse(args, "(si)", &path, &i))
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return NULL;
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Py_BEGIN_ALLOW_THREADS
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res = (*func)(path, i);
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Py_END_ALLOW_THREADS
|
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if (res < 0)
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return posix_error();
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Py_INCREF(Py_None);
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return Py_None;
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}
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|
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static PyObject *
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posix_strintint(args, func)
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PyObject *args;
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int (*func) Py_FPROTO((const char *, int, int));
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{
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char *path;
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|
int i,i2;
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|
int res;
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if (!PyArg_Parse(args, "(sii)", &path, &i, &i2))
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return NULL;
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Py_BEGIN_ALLOW_THREADS
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res = (*func)(path, i, i2);
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Py_END_ALLOW_THREADS
|
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if (res < 0)
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return posix_error();
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Py_INCREF(Py_None);
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return Py_None;
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}
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static PyObject *
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posix_do_stat(self, args, statfunc)
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PyObject *self;
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PyObject *args;
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int (*statfunc) Py_FPROTO((const char *, struct stat *));
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{
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struct stat st;
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char *path;
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int res;
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if (!PyArg_Parse(args, "s", &path))
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return NULL;
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Py_BEGIN_ALLOW_THREADS
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res = (*statfunc)(path, &st);
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Py_END_ALLOW_THREADS
|
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if (res != 0)
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return posix_error();
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return Py_BuildValue("(llllllllll)",
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(long)st.st_mode,
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(long)st.st_ino,
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(long)st.st_dev,
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(long)st.st_nlink,
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|
(long)st.st_uid,
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|
(long)st.st_gid,
|
|
(long)st.st_size,
|
|
(long)st.st_atime,
|
|
(long)st.st_mtime,
|
|
(long)st.st_ctime);
|
|
}
|
|
|
|
|
|
/* POSIX methods */
|
|
|
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static PyObject *
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posix_chdir(self, args)
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|
PyObject *self;
|
|
PyObject *args;
|
|
{
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return posix_1str(args, chdir);
|
|
}
|
|
|
|
static PyObject *
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posix_chmod(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
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|
return posix_strint(args, chmod);
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|
}
|
|
|
|
#ifdef HAVE_CHOWN
|
|
static PyObject *
|
|
posix_chown(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
return posix_strintint(args, chown);
|
|
}
|
|
#endif /* HAVE_CHOWN */
|
|
|
|
#ifdef HAVE_GETCWD
|
|
static PyObject *
|
|
posix_getcwd(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
char buf[1026];
|
|
char *res;
|
|
if (!PyArg_NoArgs(args))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
res = getcwd(buf, sizeof buf);
|
|
Py_END_ALLOW_THREADS
|
|
if (res == NULL)
|
|
return posix_error();
|
|
return PyString_FromString(buf);
|
|
}
|
|
#endif
|
|
|
|
#ifdef HAVE_LINK
|
|
static PyObject *
|
|
posix_link(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
return posix_2str(args, link);
|
|
}
|
|
#endif /* HAVE_LINK */
|
|
|
|
static PyObject *
|
|
posix_listdir(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
#if defined(MS_WIN32) && !defined(HAVE_OPENDIR)
|
|
|
|
char *name;
|
|
int len;
|
|
PyObject *d, *v;
|
|
HANDLE hFindFile;
|
|
WIN32_FIND_DATA FileData;
|
|
char namebuf[MAX_PATH+5];
|
|
|
|
if (!PyArg_Parse(args, "s#", &name, &len))
|
|
return NULL;
|
|
if (len >= MAX_PATH) {
|
|
PyErr_SetString(PyExc_ValueError, "path too long");
|
|
return NULL;
|
|
}
|
|
strcpy(namebuf, name);
|
|
if (namebuf[len-1] != '/' && namebuf[len-1] != '\\')
|
|
namebuf[len++] = '/';
|
|
strcpy(namebuf + len, "*.*");
|
|
|
|
if ((d = PyList_New(0)) == NULL)
|
|
return NULL;
|
|
|
|
hFindFile = FindFirstFile(namebuf, &FileData);
|
|
if (hFindFile == INVALID_HANDLE_VALUE) {
|
|
errno = GetLastError();
|
|
return posix_error();
|
|
}
|
|
do {
|
|
if (FileData.cFileName[0] == '.' &&
|
|
(FileData.cFileName[1] == '\0' ||
|
|
FileData.cFileName[1] == '.' &&
|
|
FileData.cFileName[2] == '\0'))
|
|
continue;
|
|
v = PyString_FromString(FileData.cFileName);
|
|
if (v == NULL) {
|
|
Py_DECREF(d);
|
|
d = NULL;
|
|
break;
|
|
}
|
|
if (PyList_Append(d, v) != 0) {
|
|
Py_DECREF(v);
|
|
Py_DECREF(d);
|
|
d = NULL;
|
|
break;
|
|
}
|
|
Py_DECREF(v);
|
|
} while (FindNextFile(hFindFile, &FileData) == TRUE);
|
|
|
|
if (FindClose(hFindFile) == FALSE) {
|
|
errno = GetLastError();
|
|
return posix_error();
|
|
}
|
|
|
|
return d;
|
|
|
|
#else /* !MS_WIN32 */
|
|
#ifdef _MSC_VER /* 16-bit Windows */
|
|
|
|
#ifndef MAX_PATH
|
|
#define MAX_PATH 250
|
|
#endif
|
|
char *name, *pt;
|
|
int len;
|
|
PyObject *d, *v;
|
|
char namebuf[MAX_PATH+5];
|
|
struct _find_t ep;
|
|
|
|
if (!PyArg_Parse(args, "s#", &name, &len))
|
|
return NULL;
|
|
if (len >= MAX_PATH) {
|
|
PyErr_SetString(PyExc_ValueError, "path too long");
|
|
return NULL;
|
|
}
|
|
strcpy(namebuf, name);
|
|
for (pt = namebuf; *pt; pt++)
|
|
if (*pt == '/')
|
|
*pt = '\\';
|
|
if (namebuf[len-1] != '\\')
|
|
namebuf[len++] = '\\';
|
|
strcpy(namebuf + len, "*.*");
|
|
|
|
if ((d = PyList_New(0)) == NULL)
|
|
return NULL;
|
|
|
|
if (_dos_findfirst(namebuf, _A_RDONLY |
|
|
_A_HIDDEN | _A_SYSTEM | _A_SUBDIR, &ep) != 0)
|
|
{
|
|
errno = ENOENT;
|
|
return posix_error();
|
|
}
|
|
do {
|
|
if (ep.name[0] == '.' &&
|
|
(ep.name[1] == '\0' ||
|
|
ep.name[1] == '.' &&
|
|
ep.name[2] == '\0'))
|
|
continue;
|
|
strcpy(namebuf, ep.name);
|
|
for (pt = namebuf; *pt; pt++)
|
|
if (isupper(*pt))
|
|
*pt = tolower(*pt);
|
|
v = PyString_FromString(namebuf);
|
|
if (v == NULL) {
|
|
Py_DECREF(d);
|
|
d = NULL;
|
|
break;
|
|
}
|
|
if (PyList_Append(d, v) != 0) {
|
|
Py_DECREF(v);
|
|
Py_DECREF(d);
|
|
d = NULL;
|
|
break;
|
|
}
|
|
Py_DECREF(v);
|
|
} while (_dos_findnext(&ep) == 0);
|
|
|
|
return d;
|
|
|
|
#else
|
|
|
|
char *name;
|
|
PyObject *d, *v;
|
|
DIR *dirp;
|
|
struct dirent *ep;
|
|
if (!PyArg_Parse(args, "s", &name))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
if ((dirp = opendir(name)) == NULL) {
|
|
Py_BLOCK_THREADS
|
|
return posix_error();
|
|
}
|
|
if ((d = PyList_New(0)) == NULL) {
|
|
closedir(dirp);
|
|
Py_BLOCK_THREADS
|
|
return NULL;
|
|
}
|
|
while ((ep = readdir(dirp)) != NULL) {
|
|
if (ep->d_name[0] == '.' &&
|
|
(NAMLEN(ep) == 1 ||
|
|
(ep->d_name[1] == '.' && NAMLEN(ep) == 2)))
|
|
continue;
|
|
v = PyString_FromStringAndSize(ep->d_name, NAMLEN(ep));
|
|
if (v == NULL) {
|
|
Py_DECREF(d);
|
|
d = NULL;
|
|
break;
|
|
}
|
|
if (PyList_Append(d, v) != 0) {
|
|
Py_DECREF(v);
|
|
Py_DECREF(d);
|
|
d = NULL;
|
|
break;
|
|
}
|
|
Py_DECREF(v);
|
|
}
|
|
closedir(dirp);
|
|
Py_END_ALLOW_THREADS
|
|
|
|
return d;
|
|
|
|
#endif /* !_MSC_VER */
|
|
#endif /* !MS_WIN32 */
|
|
}
|
|
|
|
static PyObject *
|
|
posix_mkdir(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int res;
|
|
char *path;
|
|
int mode = 0777;
|
|
if (!PyArg_ParseTuple(args, "s|i", &path, &mode))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
#if defined(__WATCOMC__) || defined(_MSC_VER)
|
|
res = mkdir(path);
|
|
#else
|
|
res = mkdir(path, mode);
|
|
#endif
|
|
Py_END_ALLOW_THREADS
|
|
if (res < 0)
|
|
return posix_error();
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
#ifdef HAVE_NICE
|
|
static PyObject *
|
|
posix_nice(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int increment, value;
|
|
|
|
if (!PyArg_Parse(args, "i", &increment))
|
|
return NULL;
|
|
value = nice(increment);
|
|
if (value == -1)
|
|
return posix_error();
|
|
return PyInt_FromLong((long) value);
|
|
}
|
|
#endif /* HAVE_NICE */
|
|
|
|
static PyObject *
|
|
posix_rename(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
return posix_2str(args, rename);
|
|
}
|
|
|
|
static PyObject *
|
|
posix_rmdir(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
return posix_1str(args, rmdir);
|
|
}
|
|
|
|
static PyObject *
|
|
posix_stat(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
return posix_do_stat(self, args, stat);
|
|
}
|
|
|
|
#ifdef HAVE_SYSTEM
|
|
static PyObject *
|
|
posix_system(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
char *command;
|
|
long sts;
|
|
if (!PyArg_Parse(args, "s", &command))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
sts = system(command);
|
|
Py_END_ALLOW_THREADS
|
|
return PyInt_FromLong(sts);
|
|
}
|
|
#endif
|
|
|
|
static PyObject *
|
|
posix_umask(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int i;
|
|
if (!PyArg_Parse(args, "i", &i))
|
|
return NULL;
|
|
i = umask(i);
|
|
if (i < 0)
|
|
return posix_error();
|
|
return PyInt_FromLong((long)i);
|
|
}
|
|
|
|
static PyObject *
|
|
posix_unlink(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
return posix_1str(args, unlink);
|
|
}
|
|
|
|
#ifdef HAVE_UNAME
|
|
static PyObject *
|
|
posix_uname(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
struct utsname u;
|
|
int res;
|
|
if (!PyArg_NoArgs(args))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
res = uname(&u);
|
|
Py_END_ALLOW_THREADS
|
|
if (res < 0)
|
|
return posix_error();
|
|
return Py_BuildValue("(sssss)",
|
|
u.sysname,
|
|
u.nodename,
|
|
u.release,
|
|
u.version,
|
|
u.machine);
|
|
}
|
|
#endif /* HAVE_UNAME */
|
|
|
|
static PyObject *
|
|
posix_utime(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
char *path;
|
|
long atime, mtime;
|
|
int res;
|
|
|
|
#ifdef HAVE_UTIME_H
|
|
struct utimbuf buf;
|
|
#define ATIME buf.actime
|
|
#define MTIME buf.modtime
|
|
#define UTIME_ARG &buf
|
|
#else /* HAVE_UTIME_H */
|
|
time_t buf[2];
|
|
#define ATIME buf[0]
|
|
#define MTIME buf[1]
|
|
#define UTIME_ARG buf
|
|
#endif /* HAVE_UTIME_H */
|
|
|
|
if (!PyArg_Parse(args, "(s(ll))", &path, &atime, &mtime))
|
|
return NULL;
|
|
ATIME = atime;
|
|
MTIME = mtime;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
res = utime(path, UTIME_ARG);
|
|
Py_END_ALLOW_THREADS
|
|
if (res < 0)
|
|
return posix_error();
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
#undef UTIME_ARG
|
|
#undef ATIME
|
|
#undef MTIME
|
|
}
|
|
|
|
|
|
/* Process operations */
|
|
|
|
static PyObject *
|
|
posix__exit(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int sts;
|
|
if (!PyArg_Parse(args, "i", &sts))
|
|
return NULL;
|
|
_exit(sts);
|
|
return NULL; /* Make gcc -Wall happy */
|
|
}
|
|
|
|
#ifdef HAVE_EXECV
|
|
static PyObject *
|
|
posix_execv(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
char *path;
|
|
PyObject *argv;
|
|
char **argvlist;
|
|
int i, argc;
|
|
PyObject *(*getitem) Py_PROTO((PyObject *, int));
|
|
|
|
/* execv has two arguments: (path, argv), where
|
|
argv is a list or tuple of strings. */
|
|
|
|
if (!PyArg_Parse(args, "(sO)", &path, &argv))
|
|
return NULL;
|
|
if (PyList_Check(argv)) {
|
|
argc = PyList_Size(argv);
|
|
getitem = PyList_GetItem;
|
|
}
|
|
else if (PyTuple_Check(argv)) {
|
|
argc = PyTuple_Size(argv);
|
|
getitem = PyTuple_GetItem;
|
|
}
|
|
else {
|
|
badarg:
|
|
PyErr_BadArgument();
|
|
return NULL;
|
|
}
|
|
|
|
argvlist = PyMem_NEW(char *, argc+1);
|
|
if (argvlist == NULL)
|
|
return NULL;
|
|
for (i = 0; i < argc; i++) {
|
|
if (!PyArg_Parse((*getitem)(argv, i), "s", &argvlist[i])) {
|
|
PyMem_DEL(argvlist);
|
|
goto badarg;
|
|
}
|
|
}
|
|
argvlist[argc] = NULL;
|
|
|
|
#ifdef BAD_EXEC_PROTOTYPES
|
|
execv(path, (const char **) argvlist);
|
|
#else /* BAD_EXEC_PROTOTYPES */
|
|
execv(path, argvlist);
|
|
#endif /* BAD_EXEC_PROTOTYPES */
|
|
|
|
/* If we get here it's definitely an error */
|
|
|
|
PyMem_DEL(argvlist);
|
|
return posix_error();
|
|
}
|
|
|
|
static PyObject *
|
|
posix_execve(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
char *path;
|
|
PyObject *argv, *env;
|
|
char **argvlist;
|
|
char **envlist;
|
|
PyObject *key, *val, *keys=NULL, *vals=NULL;
|
|
int i, pos, argc, envc;
|
|
PyObject *(*getitem) Py_PROTO((PyObject *, int));
|
|
|
|
/* execve has three arguments: (path, argv, env), where
|
|
argv is a list or tuple of strings and env is a dictionary
|
|
like posix.environ. */
|
|
|
|
if (!PyArg_Parse(args, "(sOO)", &path, &argv, &env))
|
|
return NULL;
|
|
if (PyList_Check(argv)) {
|
|
argc = PyList_Size(argv);
|
|
getitem = PyList_GetItem;
|
|
}
|
|
else if (PyTuple_Check(argv)) {
|
|
argc = PyTuple_Size(argv);
|
|
getitem = PyTuple_GetItem;
|
|
}
|
|
else {
|
|
PyErr_SetString(PyExc_TypeError, "argv must be tuple or list");
|
|
return NULL;
|
|
}
|
|
if (!PyMapping_Check(env)) {
|
|
PyErr_SetString(PyExc_TypeError, "env must be mapping object");
|
|
return NULL;
|
|
}
|
|
|
|
argvlist = PyMem_NEW(char *, argc+1);
|
|
if (argvlist == NULL) {
|
|
PyErr_NoMemory();
|
|
return NULL;
|
|
}
|
|
for (i = 0; i < argc; i++) {
|
|
if (!PyArg_Parse((*getitem)(argv, i),
|
|
"s;argv must be list of strings",
|
|
&argvlist[i]))
|
|
{
|
|
goto fail_1;
|
|
}
|
|
}
|
|
argvlist[argc] = NULL;
|
|
|
|
i = PyMapping_Length(env);
|
|
envlist = PyMem_NEW(char *, i + 1);
|
|
if (envlist == NULL) {
|
|
PyErr_NoMemory();
|
|
goto fail_1;
|
|
}
|
|
envc = 0;
|
|
keys = PyMapping_Keys(env);
|
|
vals = PyMapping_Values(env);
|
|
if (!keys || !vals)
|
|
goto fail_2;
|
|
|
|
for (pos = 0; pos < i; pos++) {
|
|
char *p, *k, *v;
|
|
|
|
key = PyList_GetItem(keys, pos);
|
|
val = PyList_GetItem(vals, pos);
|
|
if (!key || !val)
|
|
goto fail_2;
|
|
|
|
if (!PyArg_Parse(key, "s;non-string key in env", &k) ||
|
|
!PyArg_Parse(val, "s;non-string value in env", &v))
|
|
{
|
|
goto fail_2;
|
|
}
|
|
p = PyMem_NEW(char, PyString_Size(key)+PyString_Size(val) + 2);
|
|
if (p == NULL) {
|
|
PyErr_NoMemory();
|
|
goto fail_2;
|
|
}
|
|
sprintf(p, "%s=%s", k, v);
|
|
envlist[envc++] = p;
|
|
}
|
|
envlist[envc] = 0;
|
|
|
|
|
|
#ifdef BAD_EXEC_PROTOTYPES
|
|
execve(path, (const char **)argvlist, envlist);
|
|
#else /* BAD_EXEC_PROTOTYPES */
|
|
execve(path, argvlist, envlist);
|
|
#endif /* BAD_EXEC_PROTOTYPES */
|
|
|
|
/* If we get here it's definitely an error */
|
|
|
|
(void) posix_error();
|
|
|
|
fail_2:
|
|
while (--envc >= 0)
|
|
PyMem_DEL(envlist[envc]);
|
|
PyMem_DEL(envlist);
|
|
fail_1:
|
|
PyMem_DEL(argvlist);
|
|
Py_XDECREF(vals);
|
|
Py_XDECREF(keys);
|
|
return NULL;
|
|
}
|
|
#endif /* HAVE_EXECV */
|
|
|
|
#ifdef HAVE_FORK
|
|
static PyObject *
|
|
posix_fork(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int pid;
|
|
if (!PyArg_NoArgs(args))
|
|
return NULL;
|
|
pid = fork();
|
|
if (pid == -1)
|
|
return posix_error();
|
|
return PyInt_FromLong((long)pid);
|
|
}
|
|
#endif
|
|
|
|
#ifdef HAVE_GETEGID
|
|
static PyObject *
|
|
posix_getegid(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
if (!PyArg_NoArgs(args))
|
|
return NULL;
|
|
return PyInt_FromLong((long)getegid());
|
|
}
|
|
#endif
|
|
|
|
#ifdef HAVE_GETEUID
|
|
static PyObject *
|
|
posix_geteuid(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
if (!PyArg_NoArgs(args))
|
|
return NULL;
|
|
return PyInt_FromLong((long)geteuid());
|
|
}
|
|
#endif
|
|
|
|
#ifdef HAVE_GETGID
|
|
static PyObject *
|
|
posix_getgid(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
if (!PyArg_NoArgs(args))
|
|
return NULL;
|
|
return PyInt_FromLong((long)getgid());
|
|
}
|
|
#endif
|
|
|
|
static PyObject *
|
|
posix_getpid(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
if (!PyArg_NoArgs(args))
|
|
return NULL;
|
|
return PyInt_FromLong((long)getpid());
|
|
}
|
|
|
|
#ifdef HAVE_GETPGRP
|
|
static PyObject *
|
|
posix_getpgrp(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
if (!PyArg_NoArgs(args))
|
|
return NULL;
|
|
#ifdef GETPGRP_HAVE_ARG
|
|
return PyInt_FromLong((long)getpgrp(0));
|
|
#else /* GETPGRP_HAVE_ARG */
|
|
return PyInt_FromLong((long)getpgrp());
|
|
#endif /* GETPGRP_HAVE_ARG */
|
|
}
|
|
#endif /* HAVE_GETPGRP */
|
|
|
|
#ifdef HAVE_SETPGRP
|
|
static PyObject *
|
|
posix_setpgrp(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
if (!PyArg_NoArgs(args))
|
|
return NULL;
|
|
#ifdef SETPGRP_HAVE_ARG
|
|
if (setpgrp(0, 0) < 0)
|
|
#else /* SETPGRP_HAVE_ARG */
|
|
if (setpgrp() < 0)
|
|
#endif /* SETPGRP_HAVE_ARG */
|
|
return posix_error();
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
#endif /* HAVE_SETPGRP */
|
|
|
|
#ifdef HAVE_GETPPID
|
|
static PyObject *
|
|
posix_getppid(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
if (!PyArg_NoArgs(args))
|
|
return NULL;
|
|
return PyInt_FromLong((long)getppid());
|
|
}
|
|
#endif
|
|
|
|
#ifdef HAVE_GETUID
|
|
static PyObject *
|
|
posix_getuid(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
if (!PyArg_NoArgs(args))
|
|
return NULL;
|
|
return PyInt_FromLong((long)getuid());
|
|
}
|
|
#endif
|
|
|
|
#ifdef HAVE_KILL
|
|
static PyObject *
|
|
posix_kill(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int pid, sig;
|
|
if (!PyArg_Parse(args, "(ii)", &pid, &sig))
|
|
return NULL;
|
|
if (kill(pid, sig) == -1)
|
|
return posix_error();
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
#endif
|
|
|
|
#ifdef HAVE_PLOCK
|
|
|
|
#ifdef HAVE_SYS_LOCK_H
|
|
#include <sys/lock.h>
|
|
#endif
|
|
|
|
static PyObject *
|
|
posix_plock(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int op;
|
|
if (!PyArg_Parse(args, "i", &op))
|
|
return NULL;
|
|
if (plock(op) == -1)
|
|
return posix_error();
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
#endif
|
|
|
|
#ifdef HAVE_POPEN
|
|
static PyObject *
|
|
posix_popen(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
char *name;
|
|
char *mode = "r";
|
|
int bufsize = -1;
|
|
FILE *fp;
|
|
PyObject *f;
|
|
if (!PyArg_ParseTuple(args, "s|si", &name, &mode, &bufsize))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
fp = popen(name, mode);
|
|
Py_END_ALLOW_THREADS
|
|
if (fp == NULL)
|
|
return posix_error();
|
|
f = PyFile_FromFile(fp, name, mode, pclose);
|
|
if (f != NULL)
|
|
PyFile_SetBufSize(f, bufsize);
|
|
return f;
|
|
}
|
|
#endif /* HAVE_POPEN */
|
|
|
|
#ifdef HAVE_SETUID
|
|
static PyObject *
|
|
posix_setuid(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int uid;
|
|
if (!PyArg_Parse(args, "i", &uid))
|
|
return NULL;
|
|
if (setuid(uid) < 0)
|
|
return posix_error();
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
#endif /* HAVE_SETUID */
|
|
|
|
#ifdef HAVE_SETGID
|
|
static PyObject *
|
|
posix_setgid(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int gid;
|
|
if (!PyArg_Parse(args, "i", &gid))
|
|
return NULL;
|
|
if (setgid(gid) < 0)
|
|
return posix_error();
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
#endif /* HAVE_SETGID */
|
|
|
|
#ifdef HAVE_WAITPID
|
|
static PyObject *
|
|
posix_waitpid(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int pid, options, sts = 0;
|
|
if (!PyArg_Parse(args, "(ii)", &pid, &options))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
pid = waitpid(pid, &sts, options);
|
|
Py_END_ALLOW_THREADS
|
|
if (pid == -1)
|
|
return posix_error();
|
|
else
|
|
return Py_BuildValue("ii", pid, sts);
|
|
}
|
|
#endif /* HAVE_WAITPID */
|
|
|
|
#ifdef HAVE_WAIT
|
|
static PyObject *
|
|
posix_wait(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int pid, sts;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
pid = wait(&sts);
|
|
Py_END_ALLOW_THREADS
|
|
if (pid == -1)
|
|
return posix_error();
|
|
else
|
|
return Py_BuildValue("ii", pid, sts);
|
|
}
|
|
#endif
|
|
|
|
static PyObject *
|
|
posix_lstat(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
#ifdef HAVE_LSTAT
|
|
return posix_do_stat(self, args, lstat);
|
|
#else /* !HAVE_LSTAT */
|
|
return posix_do_stat(self, args, stat);
|
|
#endif /* !HAVE_LSTAT */
|
|
}
|
|
|
|
#ifdef HAVE_READLINK
|
|
static PyObject *
|
|
posix_readlink(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
char buf[MAXPATHLEN];
|
|
char *path;
|
|
int n;
|
|
if (!PyArg_Parse(args, "s", &path))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
n = readlink(path, buf, (int) sizeof buf);
|
|
Py_END_ALLOW_THREADS
|
|
if (n < 0)
|
|
return posix_error();
|
|
return PyString_FromStringAndSize(buf, n);
|
|
}
|
|
#endif /* HAVE_READLINK */
|
|
|
|
#ifdef HAVE_SYMLINK
|
|
static PyObject *
|
|
posix_symlink(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
return posix_2str(args, symlink);
|
|
}
|
|
#endif /* HAVE_SYMLINK */
|
|
|
|
#ifdef HAVE_TIMES
|
|
#ifndef HZ
|
|
#define HZ 60 /* Universal constant :-) */
|
|
#endif /* HZ */
|
|
static PyObject *
|
|
posix_times(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
struct tms t;
|
|
clock_t c;
|
|
if (!PyArg_NoArgs(args))
|
|
return NULL;
|
|
errno = 0;
|
|
c = times(&t);
|
|
if (c == (clock_t) -1)
|
|
return posix_error();
|
|
return Py_BuildValue("ddddd",
|
|
(double)t.tms_utime / HZ,
|
|
(double)t.tms_stime / HZ,
|
|
(double)t.tms_cutime / HZ,
|
|
(double)t.tms_cstime / HZ,
|
|
(double)c / HZ);
|
|
}
|
|
#endif /* HAVE_TIMES */
|
|
#ifdef MS_WIN32
|
|
#define HAVE_TIMES /* so the method table will pick it up */
|
|
static PyObject *
|
|
posix_times(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
FILETIME create, exit, kernel, user;
|
|
HANDLE hProc;
|
|
if (!PyArg_NoArgs(args))
|
|
return NULL;
|
|
hProc = GetCurrentProcess();
|
|
GetProcessTimes(hProc,&create, &exit, &kernel, &user);
|
|
return Py_BuildValue(
|
|
"ddddd",
|
|
(double)(kernel.dwHighDateTime*2E32+kernel.dwLowDateTime)/2E6,
|
|
(double)(user.dwHighDateTime*2E32+user.dwLowDateTime) / 2E6,
|
|
(double)0,
|
|
(double)0,
|
|
(double)0);
|
|
}
|
|
#endif /* MS_WIN32 */
|
|
|
|
#ifdef HAVE_SETSID
|
|
static PyObject *
|
|
posix_setsid(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
if (!PyArg_NoArgs(args))
|
|
return NULL;
|
|
if (setsid() < 0)
|
|
return posix_error();
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
#endif /* HAVE_SETSID */
|
|
|
|
#ifdef HAVE_SETPGID
|
|
static PyObject *
|
|
posix_setpgid(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int pid, pgrp;
|
|
if (!PyArg_Parse(args, "(ii)", &pid, &pgrp))
|
|
return NULL;
|
|
if (setpgid(pid, pgrp) < 0)
|
|
return posix_error();
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
#endif /* HAVE_SETPGID */
|
|
|
|
#ifdef HAVE_TCGETPGRP
|
|
static PyObject *
|
|
posix_tcgetpgrp(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int fd, pgid;
|
|
if (!PyArg_Parse(args, "i", &fd))
|
|
return NULL;
|
|
pgid = tcgetpgrp(fd);
|
|
if (pgid < 0)
|
|
return posix_error();
|
|
return PyInt_FromLong((long)pgid);
|
|
}
|
|
#endif /* HAVE_TCGETPGRP */
|
|
|
|
#ifdef HAVE_TCSETPGRP
|
|
static PyObject *
|
|
posix_tcsetpgrp(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int fd, pgid;
|
|
if (!PyArg_Parse(args, "(ii)", &fd, &pgid))
|
|
return NULL;
|
|
if (tcsetpgrp(fd, pgid) < 0)
|
|
return posix_error();
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
#endif /* HAVE_TCSETPGRP */
|
|
|
|
/* Functions acting on file descriptors */
|
|
|
|
static PyObject *
|
|
posix_open(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
char *file;
|
|
int flag;
|
|
int mode = 0777;
|
|
int fd;
|
|
if (!PyArg_ParseTuple(args, "si|i", &file, &flag, &mode))
|
|
return NULL;
|
|
|
|
Py_BEGIN_ALLOW_THREADS
|
|
fd = open(file, flag, mode);
|
|
Py_END_ALLOW_THREADS
|
|
if (fd < 0)
|
|
return posix_error();
|
|
return PyInt_FromLong((long)fd);
|
|
}
|
|
|
|
static PyObject *
|
|
posix_close(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int fd, res;
|
|
if (!PyArg_Parse(args, "i", &fd))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
res = close(fd);
|
|
Py_END_ALLOW_THREADS
|
|
if (res < 0)
|
|
return posix_error();
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
static PyObject *
|
|
posix_dup(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int fd;
|
|
if (!PyArg_Parse(args, "i", &fd))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
fd = dup(fd);
|
|
Py_END_ALLOW_THREADS
|
|
if (fd < 0)
|
|
return posix_error();
|
|
return PyInt_FromLong((long)fd);
|
|
}
|
|
|
|
static PyObject *
|
|
posix_dup2(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int fd, fd2, res;
|
|
if (!PyArg_Parse(args, "(ii)", &fd, &fd2))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
res = dup2(fd, fd2);
|
|
Py_END_ALLOW_THREADS
|
|
if (res < 0)
|
|
return posix_error();
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
static PyObject *
|
|
posix_lseek(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int fd, how;
|
|
long pos, res;
|
|
if (!PyArg_Parse(args, "(ili)", &fd, &pos, &how))
|
|
return NULL;
|
|
#ifdef SEEK_SET
|
|
/* Turn 0, 1, 2 into SEEK_{SET,CUR,END} */
|
|
switch (how) {
|
|
case 0: how = SEEK_SET; break;
|
|
case 1: how = SEEK_CUR; break;
|
|
case 2: how = SEEK_END; break;
|
|
}
|
|
#endif /* SEEK_END */
|
|
Py_BEGIN_ALLOW_THREADS
|
|
res = lseek(fd, pos, how);
|
|
Py_END_ALLOW_THREADS
|
|
if (res < 0)
|
|
return posix_error();
|
|
return PyInt_FromLong(res);
|
|
}
|
|
|
|
static PyObject *
|
|
posix_read(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int fd, size, n;
|
|
PyObject *buffer;
|
|
if (!PyArg_Parse(args, "(ii)", &fd, &size))
|
|
return NULL;
|
|
buffer = PyString_FromStringAndSize((char *)NULL, size);
|
|
if (buffer == NULL)
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
n = read(fd, PyString_AsString(buffer), size);
|
|
Py_END_ALLOW_THREADS
|
|
if (n < 0) {
|
|
Py_DECREF(buffer);
|
|
return posix_error();
|
|
}
|
|
if (n != size)
|
|
_PyString_Resize(&buffer, n);
|
|
return buffer;
|
|
}
|
|
|
|
static PyObject *
|
|
posix_write(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int fd, size;
|
|
char *buffer;
|
|
if (!PyArg_Parse(args, "(is#)", &fd, &buffer, &size))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
size = write(fd, buffer, size);
|
|
Py_END_ALLOW_THREADS
|
|
if (size < 0)
|
|
return posix_error();
|
|
return PyInt_FromLong((long)size);
|
|
}
|
|
|
|
static PyObject *
|
|
posix_fstat(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
int fd;
|
|
struct stat st;
|
|
int res;
|
|
if (!PyArg_Parse(args, "i", &fd))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
res = fstat(fd, &st);
|
|
Py_END_ALLOW_THREADS
|
|
if (res != 0)
|
|
return posix_error();
|
|
return Py_BuildValue("(llllllllll)",
|
|
(long)st.st_mode,
|
|
(long)st.st_ino,
|
|
(long)st.st_dev,
|
|
(long)st.st_nlink,
|
|
(long)st.st_uid,
|
|
(long)st.st_gid,
|
|
(long)st.st_size,
|
|
(long)st.st_atime,
|
|
(long)st.st_mtime,
|
|
(long)st.st_ctime);
|
|
}
|
|
|
|
static PyObject *
|
|
posix_fdopen(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
extern int fclose Py_PROTO((FILE *));
|
|
int fd;
|
|
char *mode = "r";
|
|
int bufsize = -1;
|
|
FILE *fp;
|
|
PyObject *f;
|
|
if (!PyArg_ParseTuple(args, "i|si", &fd, &mode, &bufsize))
|
|
return NULL;
|
|
|
|
Py_BEGIN_ALLOW_THREADS
|
|
fp = fdopen(fd, mode);
|
|
Py_END_ALLOW_THREADS
|
|
if (fp == NULL)
|
|
return posix_error();
|
|
f = PyFile_FromFile(fp, "(fdopen)", mode, fclose);
|
|
if (f != NULL)
|
|
PyFile_SetBufSize(f, bufsize);
|
|
return f;
|
|
}
|
|
|
|
#ifdef HAVE_PIPE
|
|
static PyObject *
|
|
posix_pipe(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
#if !defined(MS_WIN32)
|
|
int fds[2];
|
|
int res;
|
|
if (!PyArg_Parse(args, ""))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
res = pipe(fds);
|
|
Py_END_ALLOW_THREADS
|
|
if (res != 0)
|
|
return posix_error();
|
|
return Py_BuildValue("(ii)", fds[0], fds[1]);
|
|
#else /* MS_WIN32 */
|
|
HANDLE read, write;
|
|
BOOL ok;
|
|
if (!PyArg_Parse(args, ""))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
ok = CreatePipe( &read, &write, NULL, 0);
|
|
Py_END_ALLOW_THREADS
|
|
if (!ok)
|
|
return posix_error();
|
|
return Py_BuildValue("(ii)", read, write);
|
|
#endif /* MS_WIN32 */
|
|
}
|
|
#endif /* HAVE_PIPE */
|
|
|
|
#ifdef HAVE_MKFIFO
|
|
static PyObject *
|
|
posix_mkfifo(self, args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
char *file;
|
|
int mode = 0666;
|
|
int res;
|
|
if (!PyArg_ParseTuple(args, "s|i", &file, &mode))
|
|
return NULL;
|
|
Py_BEGIN_ALLOW_THREADS
|
|
res = mkfifo(file, mode);
|
|
Py_END_ALLOW_THREADS
|
|
if (res < 0)
|
|
return posix_error();
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
#endif
|
|
|
|
#ifdef HAVE_FTRUNCATE
|
|
static PyObject *
|
|
posix_ftruncate(self, args)
|
|
PyObject *self; /* Not used */
|
|
PyObject *args;
|
|
{
|
|
int fd;
|
|
long length;
|
|
int res;
|
|
|
|
if (!PyArg_Parse(args, "(il)", &fd, &length))
|
|
return NULL;
|
|
|
|
Py_BEGIN_ALLOW_THREADS
|
|
res = ftruncate(fd, length);
|
|
Py_END_ALLOW_THREADS
|
|
if (res < 0) {
|
|
PyErr_SetFromErrno(PyExc_IOError);
|
|
return NULL;
|
|
}
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
#endif
|
|
|
|
#ifdef HAVE_PUTENV
|
|
static PyObject *
|
|
posix_putenv(self,args)
|
|
PyObject *self;
|
|
PyObject *args;
|
|
{
|
|
char *s1, *s2;
|
|
char *new;
|
|
|
|
if (!PyArg_ParseTuple(args, "ss", &s1, &s2))
|
|
return NULL;
|
|
/* XXX This leaks memory -- not easy to fix :-( */
|
|
if ((new = malloc(strlen(s1) + strlen(s2) + 2)) == NULL)
|
|
return PyErr_NoMemory();
|
|
(void) sprintf(new, "%s=%s", s1, s2);
|
|
if (putenv(new)) {
|
|
posix_error();
|
|
return NULL;
|
|
}
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
#endif
|
|
|
|
static PyMethodDef posix_methods[] = {
|
|
{"chdir", posix_chdir},
|
|
{"chmod", posix_chmod},
|
|
#ifdef HAVE_CHOWN
|
|
{"chown", posix_chown},
|
|
#endif /* HAVE_CHOWN */
|
|
#ifdef HAVE_GETCWD
|
|
{"getcwd", posix_getcwd},
|
|
#endif
|
|
#ifdef HAVE_LINK
|
|
{"link", posix_link},
|
|
#endif /* HAVE_LINK */
|
|
{"listdir", posix_listdir},
|
|
{"lstat", posix_lstat},
|
|
{"mkdir", posix_mkdir, 1},
|
|
#ifdef HAVE_NICE
|
|
{"nice", posix_nice},
|
|
#endif /* HAVE_NICE */
|
|
#ifdef HAVE_READLINK
|
|
{"readlink", posix_readlink},
|
|
#endif /* HAVE_READLINK */
|
|
{"rename", posix_rename},
|
|
{"rmdir", posix_rmdir},
|
|
{"stat", posix_stat},
|
|
#ifdef HAVE_SYMLINK
|
|
{"symlink", posix_symlink},
|
|
#endif /* HAVE_SYMLINK */
|
|
#ifdef HAVE_SYSTEM
|
|
{"system", posix_system},
|
|
#endif
|
|
{"umask", posix_umask},
|
|
#ifdef HAVE_UNAME
|
|
{"uname", posix_uname},
|
|
#endif /* HAVE_UNAME */
|
|
{"unlink", posix_unlink},
|
|
{"remove", posix_unlink},
|
|
{"utime", posix_utime},
|
|
#ifdef HAVE_TIMES
|
|
{"times", posix_times},
|
|
#endif /* HAVE_TIMES */
|
|
{"_exit", posix__exit},
|
|
#ifdef HAVE_EXECV
|
|
{"execv", posix_execv},
|
|
{"execve", posix_execve},
|
|
#endif /* HAVE_EXECV */
|
|
#ifdef HAVE_FORK
|
|
{"fork", posix_fork},
|
|
#endif /* HAVE_FORK */
|
|
#ifdef HAVE_GETEGID
|
|
{"getegid", posix_getegid},
|
|
#endif /* HAVE_GETEGID */
|
|
#ifdef HAVE_GETEUID
|
|
{"geteuid", posix_geteuid},
|
|
#endif /* HAVE_GETEUID */
|
|
#ifdef HAVE_GETGID
|
|
{"getgid", posix_getgid},
|
|
#endif /* HAVE_GETGID */
|
|
{"getpid", posix_getpid},
|
|
#ifdef HAVE_GETPGRP
|
|
{"getpgrp", posix_getpgrp},
|
|
#endif /* HAVE_GETPGRP */
|
|
#ifdef HAVE_GETPPID
|
|
{"getppid", posix_getppid},
|
|
#endif /* HAVE_GETPPID */
|
|
#ifdef HAVE_GETUID
|
|
{"getuid", posix_getuid},
|
|
#endif /* HAVE_GETUID */
|
|
#ifdef HAVE_KILL
|
|
{"kill", posix_kill},
|
|
#endif /* HAVE_KILL */
|
|
#ifdef HAVE_PLOCK
|
|
{"plock", posix_plock},
|
|
#endif /* HAVE_PLOCK */
|
|
#ifdef HAVE_POPEN
|
|
{"popen", posix_popen, 1},
|
|
#endif /* HAVE_POPEN */
|
|
#ifdef HAVE_SETUID
|
|
{"setuid", posix_setuid},
|
|
#endif /* HAVE_SETUID */
|
|
#ifdef HAVE_SETGID
|
|
{"setgid", posix_setgid},
|
|
#endif /* HAVE_SETGID */
|
|
#ifdef HAVE_SETPGRP
|
|
{"setpgrp", posix_setpgrp},
|
|
#endif /* HAVE_SETPGRP */
|
|
#ifdef HAVE_WAIT
|
|
{"wait", posix_wait},
|
|
#endif /* HAVE_WAIT */
|
|
#ifdef HAVE_WAITPID
|
|
{"waitpid", posix_waitpid},
|
|
#endif /* HAVE_WAITPID */
|
|
#ifdef HAVE_SETSID
|
|
{"setsid", posix_setsid},
|
|
#endif /* HAVE_SETSID */
|
|
#ifdef HAVE_SETPGID
|
|
{"setpgid", posix_setpgid},
|
|
#endif /* HAVE_SETPGID */
|
|
#ifdef HAVE_TCGETPGRP
|
|
{"tcgetpgrp", posix_tcgetpgrp},
|
|
#endif /* HAVE_TCGETPGRP */
|
|
#ifdef HAVE_TCSETPGRP
|
|
{"tcsetpgrp", posix_tcsetpgrp},
|
|
#endif /* HAVE_TCSETPGRP */
|
|
{"open", posix_open, 1},
|
|
{"close", posix_close},
|
|
{"dup", posix_dup},
|
|
{"dup2", posix_dup2},
|
|
{"lseek", posix_lseek},
|
|
{"read", posix_read},
|
|
{"write", posix_write},
|
|
{"fstat", posix_fstat},
|
|
{"fdopen", posix_fdopen, 1},
|
|
#ifdef HAVE_PIPE
|
|
{"pipe", posix_pipe},
|
|
#endif
|
|
#ifdef HAVE_MKFIFO
|
|
{"mkfifo", posix_mkfifo, 1},
|
|
#endif
|
|
#ifdef HAVE_FTRUNCATE
|
|
{"ftruncate", posix_ftruncate, 1},
|
|
#endif
|
|
#ifdef HAVE_PUTENV
|
|
{"putenv", posix_putenv, 1},
|
|
#endif
|
|
{NULL, NULL} /* Sentinel */
|
|
};
|
|
|
|
|
|
static int
|
|
ins(d, symbol, value)
|
|
PyObject* d;
|
|
char* symbol;
|
|
long value;
|
|
{
|
|
PyObject* v = PyInt_FromLong(value);
|
|
if (!v || PyDict_SetItemString(d, symbol, v) < 0)
|
|
return -1; /* triggers fatal error */
|
|
|
|
Py_DECREF(v);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
all_ins(d)
|
|
PyObject* d;
|
|
{
|
|
#ifdef WNOHANG
|
|
if (ins(d, "WNOHANG", (long)WNOHANG)) return -1;
|
|
#endif
|
|
#ifdef O_RDONLY
|
|
if (ins(d, "O_RDONLY", (long)O_RDONLY)) return -1;
|
|
#endif
|
|
#ifdef O_WRONLY
|
|
if (ins(d, "O_WRONLY", (long)O_WRONLY)) return -1;
|
|
#endif
|
|
#ifdef O_RDWR
|
|
if (ins(d, "O_RDWR", (long)O_RDWR)) return -1;
|
|
#endif
|
|
#ifdef O_NDELAY
|
|
if (ins(d, "O_NDELAY", (long)O_NDELAY)) return -1;
|
|
#endif
|
|
#ifdef O_NONBLOCK
|
|
if (ins(d, "O_NONBLOCK", (long)O_NONBLOCK)) return -1;
|
|
#endif
|
|
#ifdef O_APPEND
|
|
if (ins(d, "O_APPEND", (long)O_APPEND)) return -1;
|
|
#endif
|
|
#ifdef O_DSYNC
|
|
if (ins(d, "O_DSYNC", (long)O_DSYNC)) return -1;
|
|
#endif
|
|
#ifdef O_RSYNC
|
|
if (ins(d, "O_RSYNC", (long)O_RSYNC)) return -1;
|
|
#endif
|
|
#ifdef O_SYNC
|
|
if (ins(d, "O_SYNC", (long)O_SYNC)) return -1;
|
|
#endif
|
|
#ifdef O_NOCTTY
|
|
if (ins(d, "O_NOCTTY", (long)O_NOCTTY)) return -1;
|
|
#endif
|
|
#ifdef O_CREAT
|
|
if (ins(d, "O_CREAT", (long)O_CREAT)) return -1;
|
|
#endif
|
|
#ifdef O_EXCL
|
|
if (ins(d, "O_EXCL", (long)O_EXCL)) return -1;
|
|
#endif
|
|
#ifdef O_TRUNC
|
|
if (ins(d, "O_TRUNC", (long)O_TRUNC)) return -1;
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
|
|
#if defined(_MSC_VER) || defined(__WATCOMC__)
|
|
void
|
|
initnt()
|
|
{
|
|
PyObject *m, *d, *v;
|
|
|
|
m = Py_InitModule("nt", posix_methods);
|
|
d = PyModule_GetDict(m);
|
|
|
|
/* Initialize nt.environ dictionary */
|
|
v = convertenviron();
|
|
if (v == NULL || PyDict_SetItemString(d, "environ", v) != 0)
|
|
goto finally;
|
|
Py_DECREF(v);
|
|
|
|
if (all_ins(d))
|
|
goto finally;
|
|
|
|
/* Initialize nt.error exception */
|
|
PosixError = PyString_FromString("nt.error");
|
|
PyDict_SetItemString(d, "error", PosixError);
|
|
|
|
if (!PyErr_Occurred())
|
|
return;
|
|
|
|
finally:
|
|
Py_FatalError("can't initialize NT posixmodule");
|
|
}
|
|
#else /* not a PC port */
|
|
void
|
|
initposix()
|
|
{
|
|
PyObject *m, *d, *v;
|
|
|
|
m = Py_InitModule("posix", posix_methods);
|
|
d = PyModule_GetDict(m);
|
|
|
|
/* Initialize posix.environ dictionary */
|
|
v = convertenviron();
|
|
if (v == NULL || PyDict_SetItemString(d, "environ", v) != 0)
|
|
goto finally;
|
|
Py_DECREF(v);
|
|
|
|
if (all_ins(d))
|
|
goto finally;
|
|
|
|
/* Initialize posix.error exception */
|
|
PosixError = PyString_FromString("posix.error");
|
|
PyDict_SetItemString(d, "error", PosixError);
|
|
|
|
if (!PyErr_Occurred())
|
|
return;
|
|
|
|
finally:
|
|
Py_FatalError("can't initialize posix module");
|
|
}
|
|
#endif /* !_MSC_VER */
|