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cpython/Modules/posixmodule.c

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/***********************************************************
Copyright (c) 2000, BeOpen.com.
Copyright (c) 1995-2000, Corporation for National Research Initiatives.
Copyright (c) 1990-1995, Stichting Mathematisch Centrum.
All rights reserved.
See the file "Misc/COPYRIGHT" for information on usage and
redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES.
******************************************************************/
/* POSIX module implementation */
/* This file is also used for Windows NT and MS-Win. In that case the module
actually calls itself 'nt', not 'posix', and a few functions are
either unimplemented or implemented differently. The source
assumes that for Windows NT, the macro 'MS_WIN32' is defined independent
of the compiler used. Different compilers define their own feature
test macro, e.g. '__BORLANDC__' or '_MSC_VER'. */
/* See also ../Dos/dosmodule.c */
static char posix__doc__ [] =
"This module provides access to operating system functionality that is\n\
standardized by the C Standard and the POSIX standard (a thinly\n\
disguised Unix interface). Refer to the library manual and\n\
corresponding Unix manual entries for more information on calls.";
#include "Python.h"
#if defined(PYOS_OS2)
#define INCL_DOS
#define INCL_DOSERRORS
#define INCL_DOSPROCESS
#define INCL_NOPMAPI
#include <os2.h>
#endif
#include <sys/types.h>
#include <sys/stat.h>
#ifdef HAVE_SYS_WAIT_H
#include <sys/wait.h> /* For WNOHANG */
#endif
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
#ifdef HAVE_FCNTL_H
#include <fcntl.h>
#endif /* HAVE_FCNTL_H */
/* Various compilers have only certain posix functions */
/* XXX Gosh I wish these were all moved into config.h */
#if defined(PYCC_VACPP) && defined(PYOS_OS2)
#include <process.h>
#else
#if defined(__WATCOMC__) && !defined(__QNX__) /* Watcom compiler */
#define HAVE_GETCWD 1
#define HAVE_OPENDIR 1
#define HAVE_SYSTEM 1
#if defined(__OS2__)
#define HAVE_EXECV 1
#define HAVE_WAIT 1
#endif
#include <process.h>
#else
#ifdef __BORLANDC__ /* Borland compiler */
#define HAVE_EXECV 1
#define HAVE_GETCWD 1
#define HAVE_GETEGID 1
#define HAVE_GETEUID 1
#define HAVE_GETGID 1
#define HAVE_GETPPID 1
#define HAVE_GETUID 1
#define HAVE_KILL 1
#define HAVE_OPENDIR 1
#define HAVE_PIPE 1
#define HAVE_POPEN 1
#define HAVE_SYSTEM 1
#define HAVE_WAIT 1
#else
#ifdef _MSC_VER /* Microsoft compiler */
#define HAVE_GETCWD 1
#ifdef MS_WIN32
#define HAVE_SPAWNV 1
#define HAVE_EXECV 1
#define HAVE_PIPE 1
#define HAVE_POPEN 1
#define HAVE_SYSTEM 1
#else /* 16-bit Windows */
#endif /* !MS_WIN32 */
#else /* all other compilers */
/* Unix functions that the configure script doesn't check for */
#define HAVE_EXECV 1
#define HAVE_FORK 1
#define HAVE_GETCWD 1
#define HAVE_GETEGID 1
#define HAVE_GETEUID 1
#define HAVE_GETGID 1
#define HAVE_GETPPID 1
#define HAVE_GETUID 1
#define HAVE_KILL 1
#define HAVE_OPENDIR 1
#define HAVE_PIPE 1
#define HAVE_POPEN 1
#define HAVE_SYSTEM 1
#define HAVE_WAIT 1
#define HAVE_TTYNAME 1
#endif /* _MSC_VER */
#endif /* __BORLANDC__ */
#endif /* ! __WATCOMC__ || __QNX__ */
#endif /* ! __IBMC__ */
#ifndef _MSC_VER
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef NeXT
/* NeXT's <unistd.h> and <utime.h> aren't worth much */
#undef HAVE_UNISTD_H
#undef HAVE_UTIME_H
#define HAVE_WAITPID
/* #undef HAVE_GETCWD */
#define UNION_WAIT /* This should really be checked for by autoconf */
#endif
#ifndef HAVE_UNISTD_H
#if defined(PYCC_VACPP)
extern int mkdir(char *);
#else
#if ( defined(__WATCOMC__) || defined(_MSC_VER) ) && !defined(__QNX__)
extern int mkdir(const char *);
#else
extern int mkdir(const char *, mode_t);
#endif
#endif
#if defined(__IBMC__) || defined(__IBMCPP__)
extern int chdir(char *);
extern int rmdir(char *);
#else
extern int chdir(const char *);
extern int rmdir(const char *);
#endif
extern int chmod(const char *, mode_t);
extern int chown(const char *, uid_t, gid_t);
extern char *getcwd(char *, int);
extern char *strerror(int);
extern int link(const char *, const char *);
extern int rename(const char *, const char *);
extern int stat(const char *, struct stat *);
extern int unlink(const char *);
extern int pclose(FILE *);
#ifdef HAVE_SYMLINK
extern int symlink(const char *, const char *);
#endif /* HAVE_SYMLINK */
#ifdef HAVE_LSTAT
extern int lstat(const char *, struct stat *);
#endif /* HAVE_LSTAT */
#endif /* !HAVE_UNISTD_H */
#endif /* !_MSC_VER */
#ifdef HAVE_UTIME_H
#include <utime.h>
#endif /* HAVE_UTIME_H */
#ifdef HAVE_SYS_UTIME_H
#include <sys/utime.h>
#define HAVE_UTIME_H /* pretend we do for the rest of this file */
#endif /* HAVE_SYS_UTIME_H */
#ifdef HAVE_SYS_TIMES_H
#include <sys/times.h>
#endif /* HAVE_SYS_TIMES_H */
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif /* HAVE_SYS_PARAM_H */
#ifdef HAVE_SYS_UTSNAME_H
#include <sys/utsname.h>
#endif /* HAVE_SYS_UTSNAME_H */
#ifndef MAXPATHLEN
#define MAXPATHLEN 1024
#endif /* MAXPATHLEN */
#ifdef HAVE_DIRENT_H
#include <dirent.h>
#define NAMLEN(dirent) strlen((dirent)->d_name)
#else
#if defined(__WATCOMC__) && !defined(__QNX__)
#include <direct.h>
#define NAMLEN(dirent) strlen((dirent)->d_name)
#else
#define dirent direct
#define NAMLEN(dirent) (dirent)->d_namlen
#endif
#ifdef HAVE_SYS_NDIR_H
#include <sys/ndir.h>
#endif
#ifdef HAVE_SYS_DIR_H
#include <sys/dir.h>
#endif
#ifdef HAVE_NDIR_H
#include <ndir.h>
#endif
#endif
#ifdef _MSC_VER
#include <direct.h>
#include <io.h>
#include <process.h>
#define WINDOWS_LEAN_AND_MEAN
#include <windows.h>
#ifdef MS_WIN32
#define popen _popen
#define pclose _pclose
#else /* 16-bit Windows */
#include <dos.h>
#include <ctype.h>
#endif /* MS_WIN32 */
#endif /* _MSC_VER */
#if defined(PYCC_VACPP) && defined(PYOS_OS2)
#include <io.h>
#endif /* OS2 */
#ifdef UNION_WAIT
/* Emulate some macros on systems that have a union instead of macros */
#ifndef WIFEXITED
#define WIFEXITED(u_wait) (!(u_wait).w_termsig && !(u_wait).w_coredump)
#endif
#ifndef WEXITSTATUS
#define WEXITSTATUS(u_wait) (WIFEXITED(u_wait)?((u_wait).w_retcode):-1)
#endif
#ifndef WTERMSIG
#define WTERMSIG(u_wait) ((u_wait).w_termsig)
#endif
#endif /* UNION_WAIT */
/* Don't use the "_r" form if we don't need it (also, won't have a
prototype for it, at least on Solaris -- maybe others as well?). */
#if defined(HAVE_CTERMID_R) && defined(WITH_THREAD)
#define USE_CTERMID_R
#endif
#if defined(HAVE_TMPNAM_R) && defined(WITH_THREAD)
#define USE_TMPNAM_R
#endif
/* choose the appropriate stat and fstat functions and return structs */
#undef STAT
#ifdef MS_WIN64
# define STAT _stati64
# define FSTAT _fstati64
# define STRUCT_STAT struct _stati64
#else
# define STAT stat
# define FSTAT fstat
# define STRUCT_STAT struct stat
#endif
/* Return a dictionary corresponding to the POSIX environment table */
#if !defined(_MSC_VER) && ( !defined(__WATCOMC__) || defined(__QNX__) )
extern char **environ;
#endif /* !_MSC_VER */
static PyObject *
convertenviron(void)
{
PyObject *d;
char **e;
d = PyDict_New();
if (d == NULL)
return NULL;
if (environ == NULL)
return d;
/* This part ignores errors */
for (e = environ; *e != NULL; e++) {
PyObject *k;
PyObject *v;
char *p = strchr(*e, '=');
if (p == NULL)
continue;
k = PyString_FromStringAndSize(*e, (int)(p-*e));
if (k == NULL) {
PyErr_Clear();
continue;
}
v = PyString_FromString(p+1);
if (v == NULL) {
PyErr_Clear();
Py_DECREF(k);
continue;
}
if (PyDict_GetItem(d, k) == NULL) {
if (PyDict_SetItem(d, k, v) != 0)
PyErr_Clear();
}
Py_DECREF(k);
Py_DECREF(v);
}
#if defined(PYOS_OS2)
{
APIRET rc;
char buffer[1024]; /* OS/2 Provides a Documented Max of 1024 Chars */
rc = DosQueryExtLIBPATH(buffer, BEGIN_LIBPATH);
if (rc == NO_ERROR) { /* (not a type, envname is NOT 'BEGIN_LIBPATH') */
PyObject *v = PyString_FromString(buffer);
PyDict_SetItemString(d, "BEGINLIBPATH", v);
Py_DECREF(v);
}
rc = DosQueryExtLIBPATH(buffer, END_LIBPATH);
if (rc == NO_ERROR) { /* (not a typo, envname is NOT 'END_LIBPATH') */
PyObject *v = PyString_FromString(buffer);
PyDict_SetItemString(d, "ENDLIBPATH", v);
Py_DECREF(v);
}
}
#endif
return d;
}
/* Set a POSIX-specific error from errno, and return NULL */
static PyObject *
posix_error(void)
{
return PyErr_SetFromErrno(PyExc_OSError);
}
static PyObject *
posix_error_with_filename(char* name)
{
return PyErr_SetFromErrnoWithFilename(PyExc_OSError, name);
}
#ifdef MS_WIN32
static PyObject *
win32_error(char* function, char* filename)
{
/* XXX We should pass the function name along in the future.
(_winreg.c also wants to pass the function name.)
This would however require an additional param to the
Windows error object, which is non-trivial.
*/
errno = GetLastError();
if (filename)
return PyErr_SetFromWindowsErrWithFilename(errno, filename);
else
return PyErr_SetFromWindowsErr(errno);
}
#endif
#if defined(PYOS_OS2)
/**********************************************************************
* Helper Function to Trim and Format OS/2 Messages
**********************************************************************/
static void
os2_formatmsg(char *msgbuf, int msglen, char *reason)
{
msgbuf[msglen] = '\0'; /* OS/2 Doesn't Guarantee a Terminator */
if (strlen(msgbuf) > 0) { /* If Non-Empty Msg, Trim CRLF */
char *lastc = &msgbuf[ strlen(msgbuf)-1 ];
while (lastc > msgbuf && isspace(*lastc))
*lastc-- = '\0'; /* Trim Trailing Whitespace (CRLF) */
}
/* Add Optional Reason Text */
if (reason) {
strcat(msgbuf, " : ");
strcat(msgbuf, reason);
}
}
/**********************************************************************
* Decode an OS/2 Operating System Error Code
*
* A convenience function to lookup an OS/2 error code and return a
* text message we can use to raise a Python exception.
*
* Notes:
* The messages for errors returned from the OS/2 kernel reside in
* the file OSO001.MSG in the \OS2 directory hierarchy.
*
**********************************************************************/
static char *
os2_strerror(char *msgbuf, int msgbuflen, int errorcode, char *reason)
{
APIRET rc;
ULONG msglen;
/* Retrieve Kernel-Related Error Message from OSO001.MSG File */
Py_BEGIN_ALLOW_THREADS
rc = DosGetMessage(NULL, 0, msgbuf, msgbuflen,
errorcode, "oso001.msg", &msglen);
Py_END_ALLOW_THREADS
if (rc == NO_ERROR)
os2_formatmsg(msgbuf, msglen, reason);
else
sprintf(msgbuf, "unknown OS error #%d", errorcode);
return msgbuf;
}
/* Set an OS/2-specific error and return NULL. OS/2 kernel
errors are not in a global variable e.g. 'errno' nor are
they congruent with posix error numbers. */
static PyObject * os2_error(int code)
{
char text[1024];
PyObject *v;
os2_strerror(text, sizeof(text), code, "");
v = Py_BuildValue("(is)", code, text);
if (v != NULL) {
PyErr_SetObject(PyExc_OSError, v);
Py_DECREF(v);
}
return NULL; /* Signal to Python that an Exception is Pending */
}
#endif /* OS2 */
/* POSIX generic methods */
static PyObject *
posix_int(PyObject *args, char *format, int (*func)(int))
{
int fd;
int res;
if (!PyArg_ParseTuple(args, format, &fd))
return NULL;
Py_BEGIN_ALLOW_THREADS
res = (*func)(fd);
Py_END_ALLOW_THREADS
if (res < 0)
return posix_error();
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
posix_1str(PyObject *args, char *format, int (*func)(const char*))
{
char *path1;
int res;
if (!PyArg_ParseTuple(args, format, &path1))
return NULL;
Py_BEGIN_ALLOW_THREADS
res = (*func)(path1);
Py_END_ALLOW_THREADS
if (res < 0)
return posix_error_with_filename(path1);
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *
posix_2str(PyObject *args, char *format,
int (*func)(const char *, const char *))
{
char *path1, *path2;
int res;
if (!PyArg_ParseTuple(args, format, &path1, &path2))
return NULL;
Py_BEGIN_ALLOW_THREADS
res = (*func)(path1, path2);
Py_END_ALLOW_THREADS
if (res != 0)
/* XXX how to report both path1 and path2??? */
return posix_error();
Py_INCREF(Py_None);
return Py_None;
}
/* pack a system stat C structure into the Python stat tuple
(used by posix_stat() and posix_fstat()) */
static PyObject*
_pystat_fromstructstat(STRUCT_STAT st)
{
PyObject *v = PyTuple_New(10);
if (v == NULL)
return NULL;
PyTuple_SetItem(v, 0, PyInt_FromLong((long)st.st_mode));
#ifdef HAVE_LARGEFILE_SUPPORT
PyTuple_SetItem(v, 1, PyLong_FromLongLong((LONG_LONG)st.st_ino));
#else
PyTuple_SetItem(v, 1, PyInt_FromLong((long)st.st_ino));
#endif
#if defined(HAVE_LONG_LONG) && !defined(MS_WINDOWS)
PyTuple_SetItem(v, 2, PyLong_FromLongLong((LONG_LONG)st.st_dev));
#else
PyTuple_SetItem(v, 2, PyInt_FromLong((long)st.st_dev));
#endif
PyTuple_SetItem(v, 3, PyInt_FromLong((long)st.st_nlink));
PyTuple_SetItem(v, 4, PyInt_FromLong((long)st.st_uid));
PyTuple_SetItem(v, 5, PyInt_FromLong((long)st.st_gid));
#ifdef HAVE_LARGEFILE_SUPPORT
PyTuple_SetItem(v, 6, PyLong_FromLongLong((LONG_LONG)st.st_size));
#else
PyTuple_SetItem(v, 6, PyInt_FromLong(st.st_size));
#endif
#if SIZEOF_TIME_T > SIZEOF_LONG
PyTuple_SetItem(v, 7, PyLong_FromLongLong((LONG_LONG)st.st_atime));
PyTuple_SetItem(v, 8, PyLong_FromLongLong((LONG_LONG)st.st_mtime));
PyTuple_SetItem(v, 9, PyLong_FromLongLong((LONG_LONG)st.st_ctime));
#else
PyTuple_SetItem(v, 7, PyInt_FromLong((long)st.st_atime));
PyTuple_SetItem(v, 8, PyInt_FromLong((long)st.st_mtime));
PyTuple_SetItem(v, 9, PyInt_FromLong((long)st.st_ctime));
#endif
if (PyErr_Occurred()) {
Py_DECREF(v);
return NULL;
}
return v;
}
static PyObject *
posix_do_stat(PyObject *self, PyObject *args, char *format,
int (*statfunc)(const char *, STRUCT_STAT *))
{
STRUCT_STAT st;
char *path;
int res;
#ifdef MS_WIN32
int pathlen;
char pathcopy[MAX_PATH];
#endif /* MS_WIN32 */
if (!PyArg_ParseTuple(args, format, &path))
return NULL;
#ifdef MS_WIN32
pathlen = strlen(path);
/* the library call can blow up if the file name is too long! */
if (pathlen > MAX_PATH) {
errno = ENAMETOOLONG;
return posix_error();
}
if ((pathlen > 0) && (path[pathlen-1] == '\\' || path[pathlen-1] == '/')) {
/* exception for specific or current drive root */
if (!((pathlen == 1) ||
((pathlen == 3) &&
(path[1] == ':') &&
(path[2] == '\\' || path[2] == '/'))))
{
strncpy(pathcopy, path, pathlen);
pathcopy[pathlen-1] = '\0'; /* nuke the trailing backslash */
path = pathcopy;
}
}
#endif /* MS_WIN32 */
Py_BEGIN_ALLOW_THREADS
res = (*statfunc)(path, &st);
Py_END_ALLOW_THREADS
if (res != 0)
return posix_error_with_filename(path);
return _pystat_fromstructstat(st);
}
/* POSIX methods */
static char posix_access__doc__[] =
"access(path, mode) -> 1 if granted, 0 otherwise\n\
Test for access to a file.";
static PyObject *
posix_access(PyObject *self, PyObject *args)
{
char *path;
int mode;
int res;
if (!PyArg_ParseTuple(args, "si:access", &path, &mode))
return NULL;
Py_BEGIN_ALLOW_THREADS
res = access(path, mode);
Py_END_ALLOW_THREADS
return(PyInt_FromLong(res == 0 ? 1L : 0L));
}
#ifndef F_OK
#define F_OK 0
#endif
#ifndef R_OK
#define R_OK 4
#endif
#ifndef W_OK
#define W_OK 2
#endif
#ifndef X_OK
#define X_OK 1
#endif
#ifdef HAVE_TTYNAME
static char posix_ttyname__doc__[] =
"ttyname(fd) -> String\n\
Return the name of the terminal device connected to 'fd'.";
static PyObject *
posix_ttyname(PyObject *self, PyObject *args)
{
int id;
char *ret;
if (!PyArg_ParseTuple(args, "i:ttyname", &id))
return NULL;
ret = ttyname(id);
if (ret == NULL)
return(posix_error());
return(PyString_FromString(ret));
}
#endif
#ifdef HAVE_CTERMID
static char posix_ctermid__doc__[] =
"ctermid() -> String\n\
Return the name of the controlling terminal for this process.";
static PyObject *
posix_ctermid(PyObject *self, PyObject *args)
{
char *ret;
char buffer[L_ctermid];
if (!PyArg_ParseTuple(args, ":ctermid"))
return NULL;
#ifdef USE_CTERMID_R
ret = ctermid_r(buffer);
#else
ret = ctermid(buffer);
#endif
if (ret == NULL)
return(posix_error());
return(PyString_FromString(buffer));
}
#endif
static char posix_chdir__doc__[] =
"chdir(path) -> None\n\
Change the current working directory to the specified path.";
static PyObject *
posix_chdir(PyObject *self, PyObject *args)
{
return posix_1str(args, "s:chdir", chdir);
}
static char posix_chmod__doc__[] =
"chmod(path, mode) -> None\n\
Change the access permissions of a file.";
static PyObject *
posix_chmod(PyObject *self, PyObject *args)
{
char *path;
int i;
int res;
if (!PyArg_ParseTuple(args, "si", &path, &i))
return NULL;
Py_BEGIN_ALLOW_THREADS
res = chmod(path, i);
Py_END_ALLOW_THREADS
if (res < 0)
return posix_error_with_filename(path);
Py_INCREF(Py_None);
return Py_None;
}
#ifdef HAVE_FSYNC
static char posix_fsync__doc__[] =
"fsync(fildes) -> None\n\
force write of file with filedescriptor to disk.";
static PyObject *
posix_fsync(PyObject *self, PyObject *args)
{
return posix_int(args, "i:fsync", fsync);
}
#endif /* HAVE_FSYNC */
#ifdef HAVE_FDATASYNC
static char posix_fdatasync__doc__[] =
"fdatasync(fildes) -> None\n\
force write of file with filedescriptor to disk.\n\
does not force update of metadata.";
static PyObject *
posix_fdatasync(PyObject *self, PyObject *args)
{
return posix_int(args, "i:fdatasync", fdatasync);
}
#endif /* HAVE_FDATASYNC */
#ifdef HAVE_CHOWN
static char posix_chown__doc__[] =
"chown(path, uid, gid) -> None\n\
Change the owner and group id of path to the numeric uid and gid.";
static PyObject *
posix_chown(PyObject *self, PyObject *args)
{
char *path;
int uid, gid;
int res;
if (!PyArg_ParseTuple(args, "sii:chown", &path, &uid, &gid))
return NULL;
Py_BEGIN_ALLOW_THREADS
res = chown(path, (uid_t) uid, (gid_t) gid);
Py_END_ALLOW_THREADS
if (res < 0)
return posix_error_with_filename(path);
Py_INCREF(Py_None);
return Py_None;
}
#endif /* HAVE_CHOWN */
#ifdef HAVE_GETCWD
static char posix_getcwd__doc__[] =
"getcwd() -> path\n\
Return a string representing the current working directory.";
static PyObject *
posix_getcwd(PyObject *self, PyObject *args)
{
char buf[1026];
char *res;
if (!PyArg_ParseTuple(args, ":getcwd"))
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 char posix_link__doc__[] =
"link(src, dst) -> None\n\
Create a hard link to a file.";
static PyObject *
posix_link(PyObject *self, PyObject *args)
{
return posix_2str(args, "ss:link", link);
}
#endif /* HAVE_LINK */
static char posix_listdir__doc__[] =
"listdir(path) -> list_of_strings\n\
Return a list containing the names of the entries in the directory.\n\
\n\
path: path of directory to list\n\
\n\
The list is in arbitrary order. It does not include the special\n\
entries '.' and '..' even if they are present in the directory.";
static PyObject *
posix_listdir(PyObject *self, PyObject *args)
{
/* XXX Should redo this putting the (now four) versions of opendir
in separate files instead of having them all here... */
#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_ParseTuple(args, "t#:listdir", &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();
if (errno == ERROR_FILE_NOT_FOUND)
return PyList_New(0);
return win32_error("FindFirstFile", name);
}
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)
return win32_error("FindClose", name);
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_ParseTuple(args, "t#:listdir", &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_with_filename(name);
}
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
#if defined(PYOS_OS2)
#ifndef MAX_PATH
#define MAX_PATH CCHMAXPATH
#endif
char *name, *pt;
int len;
PyObject *d, *v;
char namebuf[MAX_PATH+5];
HDIR hdir = 1;
ULONG srchcnt = 1;
FILEFINDBUF3 ep;
APIRET rc;
if (!PyArg_ParseTuple(args, "t#:listdir", &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;
rc = DosFindFirst(namebuf, /* Wildcard Pattern to Match */
&hdir, /* Handle to Use While Search Directory */
FILE_READONLY | FILE_HIDDEN | FILE_SYSTEM | FILE_DIRECTORY,
&ep, sizeof(ep), /* Structure to Receive Directory Entry */
&srchcnt, /* Max and Actual Count of Entries Per Iteration */
FIL_STANDARD); /* Format of Entry (EAs or Not) */
if (rc != NO_ERROR) {
errno = ENOENT;
return posix_error_with_filename(name);
}
if (srchcnt > 0) { /* If Directory is NOT Totally Empty, */
do {
if (ep.achName[0] == '.'
&& (ep.achName[1] == '\0' || ep.achName[1] == '.' && ep.achName[2] == '\0'))
continue; /* Skip Over "." and ".." Names */
strcpy(namebuf, ep.achName);
/* Leave Case of Name Alone -- In Native Form */
/* (Removed Forced Lowercasing Code) */
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 (DosFindNext(hdir, &ep, sizeof(ep), &srchcnt) == NO_ERROR && srchcnt > 0);
}
return d;
#else
char *name;
PyObject *d, *v;
DIR *dirp;
struct dirent *ep;
if (!PyArg_ParseTuple(args, "s:listdir", &name))
return NULL;
if ((dirp = opendir(name)) == NULL) {
return posix_error_with_filename(name);
}
if ((d = PyList_New(0)) == NULL) {
closedir(dirp);
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);
return d;
#endif /* !PYOS_OS2 */
#endif /* !_MSC_VER */
#endif /* !MS_WIN32 */
}
static char posix_mkdir__doc__[] =
"mkdir(path [, mode=0777]) -> None\n\
Create a directory.";
static PyObject *
posix_mkdir(PyObject *self, PyObject *args)
{
int res;
char *path;
int mode = 0777;
if (!PyArg_ParseTuple(args, "s|i:mkdir", &path, &mode))
return NULL;
Py_BEGIN_ALLOW_THREADS
#if ( defined(__WATCOMC__) || defined(_MSC_VER) || defined(PYCC_VACPP) ) && !defined(__QNX__)
res = mkdir(path);
#else
res = mkdir(path, mode);
#endif
Py_END_ALLOW_THREADS
if (res < 0)
return posix_error_with_filename(path);
Py_INCREF(Py_None);
return Py_None;
}
#ifdef HAVE_NICE
static char posix_nice__doc__[] =
"nice(inc) -> new_priority\n\
Decrease the priority of process and return new priority.";
static PyObject *
posix_nice(PyObject *self, PyObject *args)
{
int increment, value;
if (!PyArg_ParseTuple(args, "i:nice", &increment))
return NULL;
value = nice(increment);
if (value == -1)
return posix_error();
return PyInt_FromLong((long) value);
}
#endif /* HAVE_NICE */
static char posix_rename__doc__[] =
"rename(old, new) -> None\n\
Rename a file or directory.";
static PyObject *
posix_rename(PyObject *self, PyObject *args)
{
return posix_2str(args, "ss:rename", rename);
}
static char posix_rmdir__doc__[] =
"rmdir(path) -> None\n\
Remove a directory.";
static PyObject *
posix_rmdir(PyObject *self, PyObject *args)
{
return posix_1str(args, "s:rmdir", rmdir);
}
static char posix_stat__doc__[] =
"stat(path) -> (mode,ino,dev,nlink,uid,gid,size,atime,mtime,ctime)\n\
Perform a stat system call on the given path.";
static PyObject *
posix_stat(PyObject *self, PyObject *args)
{
return posix_do_stat(self, args, "s:stat", STAT);
}
#ifdef HAVE_SYSTEM
static char posix_system__doc__[] =
"system(command) -> exit_status\n\
Execute the command (a string) in a subshell.";
static PyObject *
posix_system(PyObject *self, PyObject *args)
{
char *command;
long sts;
if (!PyArg_ParseTuple(args, "s:system", &command))
return NULL;
Py_BEGIN_ALLOW_THREADS
sts = system(command);
Py_END_ALLOW_THREADS
return PyInt_FromLong(sts);
}
#endif
static char posix_umask__doc__[] =
"umask(new_mask) -> old_mask\n\
Set the current numeric umask and return the previous umask.";
static PyObject *
posix_umask(PyObject *self, PyObject *args)
{
int i;
if (!PyArg_ParseTuple(args, "i:umask", &i))
return NULL;
i = umask(i);
if (i < 0)
return posix_error();
return PyInt_FromLong((long)i);
}
static char posix_unlink__doc__[] =
"unlink(path) -> None\n\
Remove a file (same as remove(path)).";
static char posix_remove__doc__[] =
"remove(path) -> None\n\
Remove a file (same as unlink(path)).";
static PyObject *
posix_unlink(PyObject *self, PyObject *args)
{
return posix_1str(args, "s:remove", unlink);
}
#ifdef HAVE_UNAME
static char posix_uname__doc__[] =
"uname() -> (sysname, nodename, release, version, machine)\n\
Return a tuple identifying the current operating system.";
static PyObject *
posix_uname(PyObject *self, PyObject *args)
{
struct utsname u;
int res;
if (!PyArg_ParseTuple(args, ":uname"))
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 char posix_utime__doc__[] =
"utime(path, (atime, utime)) -> None\n\
utime(path, None) -> None\n\
Set the access and modified time of the file to the given values. If the\n\
second form is used, set the access and modified times to the current time.";
static PyObject *
posix_utime(PyObject *self, PyObject *args)
{
char *path;
long atime, mtime;
int res;
PyObject* arg;
/* XXX should define struct utimbuf instead, above */
#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_ParseTuple(args, "sO:utime", &path, &arg))
return NULL;
if (arg == Py_None) {
/* optional time values not given */
Py_BEGIN_ALLOW_THREADS
res = utime(path, NULL);
Py_END_ALLOW_THREADS
}
else if (!PyArg_Parse(arg, "(ll)", &atime, &mtime)) {
PyErr_SetString(PyExc_TypeError,
"Second argument must be a 2-tuple of numbers.");
return NULL;
}
else {
ATIME = atime;
MTIME = mtime;
Py_BEGIN_ALLOW_THREADS
res = utime(path, UTIME_ARG);
Py_END_ALLOW_THREADS
}
if (res < 0)
return posix_error_with_filename(path);
Py_INCREF(Py_None);
return Py_None;
#undef UTIME_ARG
#undef ATIME
#undef MTIME
}
/* Process operations */
static char posix__exit__doc__[] =
"_exit(status)\n\
Exit to the system with specified status, without normal exit processing.";
static PyObject *
posix__exit(PyObject *self, PyObject *args)
{
int sts;
if (!PyArg_ParseTuple(args, "i:_exit", &sts))
return NULL;
_exit(sts);
return NULL; /* Make gcc -Wall happy */
}
#ifdef HAVE_EXECV
static char posix_execv__doc__[] =
"execv(path, args)\n\
Execute an executable path with arguments, replacing current process.\n\
\n\
path: path of executable file\n\
args: tuple or list of strings";
static PyObject *
posix_execv(PyObject *self, PyObject *args)
{
char *path;
PyObject *argv;
char **argvlist;
int i, argc;
PyObject *(*getitem)(PyObject *, int);
/* execv has two arguments: (path, argv), where
argv is a list or tuple of strings. */
if (!PyArg_ParseTuple(args, "sO:execv", &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 {
PyErr_SetString(PyExc_TypeError, "argv must be tuple or list");
return NULL;
}
if (argc == 0) {
PyErr_SetString(PyExc_ValueError, "empty argument list");
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);
PyErr_SetString(PyExc_TypeError,
"all arguments must be strings");
return NULL;
}
}
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 char posix_execve__doc__[] =
"execve(path, args, env)\n\
Execute a path with arguments and environment, replacing current process.\n\
\n\
path: path of executable file\n\
args: tuple or list of arguments\n\
env: dictionary of strings mapping to strings";
static PyObject *
posix_execve(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)(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_ParseTuple(args, "sOO:execve", &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;
}
if (argc == 0) {
PyErr_SetString(PyExc_ValueError,
"empty argument list");
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_Size(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;
}
#if defined(PYOS_OS2)
/* Omit Pseudo-Env Vars that Would Confuse Programs if Passed On */
if (stricmp(k, "BEGINLIBPATH") != 0 && stricmp(k, "ENDLIBPATH") != 0) {
#endif
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;
#if defined(PYOS_OS2)
}
#endif
}
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_SPAWNV
static char posix_spawnv__doc__[] =
"spawnv(mode, path, args)\n\
Execute an executable path with arguments, replacing current process.\n\
\n\
mode: mode of process creation\n\
path: path of executable file\n\
args: tuple or list of strings";
static PyObject *
posix_spawnv(PyObject *self, PyObject *args)
{
char *path;
PyObject *argv;
char **argvlist;
int mode, i, argc;
intptr_t spawnval;
PyObject *(*getitem)(PyObject *, int);
/* spawnv has three arguments: (mode, path, argv), where
argv is a list or tuple of strings. */
if (!PyArg_ParseTuple(args, "isO:spawnv", &mode, &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 {
PyErr_SetString(PyExc_TypeError, "argv must be tuple or list");
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);
PyErr_SetString(PyExc_TypeError,
"all arguments must be strings");
return NULL;
}
}
argvlist[argc] = NULL;
if (mode == _OLD_P_OVERLAY)
mode = _P_OVERLAY;
spawnval = _spawnv(mode, path, argvlist);
PyMem_DEL(argvlist);
if (spawnval == -1)
return posix_error();
else
#if SIZEOF_LONG == SIZEOF_VOID_P
return Py_BuildValue("l", (long) spawnval);
#else
return Py_BuildValue("L", (LONG_LONG) spawnval);
#endif
}
static char posix_spawnve__doc__[] =
"spawnve(mode, path, args, env)\n\
Execute a path with arguments and environment, replacing current process.\n\
\n\
mode: mode of process creation\n\
path: path of executable file\n\
args: tuple or list of arguments\n\
env: dictionary of strings mapping to strings";
static PyObject *
posix_spawnve(PyObject *self, PyObject *args)
{
char *path;
PyObject *argv, *env;
char **argvlist;
char **envlist;
PyObject *key, *val, *keys=NULL, *vals=NULL, *res=NULL;
int mode, i, pos, argc, envc;
intptr_t spawnval;
PyObject *(*getitem)(PyObject *, int);
/* spawnve has four arguments: (mode, path, argv, env), where
argv is a list or tuple of strings and env is a dictionary
like posix.environ. */
if (!PyArg_ParseTuple(args, "isOO:spawnve", &mode, &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_Size(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;
if (mode == _OLD_P_OVERLAY)
mode = _P_OVERLAY;
spawnval = _spawnve(mode, path, argvlist, envlist);
if (spawnval == -1)
(void) posix_error();
else
#if SIZEOF_LONG == SIZEOF_VOID_P
res = Py_BuildValue("l", (long) spawnval);
#else
res = Py_BuildValue("L", (LONG_LONG) spawnval);
#endif
fail_2:
while (--envc >= 0)
PyMem_DEL(envlist[envc]);
PyMem_DEL(envlist);
fail_1:
PyMem_DEL(argvlist);
Py_XDECREF(vals);
Py_XDECREF(keys);
return res;
}
#endif /* HAVE_SPAWNV */
#ifdef HAVE_FORK
static char posix_fork__doc__[] =
"fork() -> pid\n\
Fork a child process.\n\
\n\
Return 0 to child process and PID of child to parent process.";
static PyObject *
posix_fork(PyObject *self, PyObject *args)
{
int pid;
if (!PyArg_ParseTuple(args, ":fork"))
return NULL;
pid = fork();
if (pid == -1)
return posix_error();
if (pid == 0)
PyOS_AfterFork();
return PyInt_FromLong((long)pid);
}
#endif
#if defined(HAVE_OPENPTY) || defined(HAVE_FORKPTY)
#ifdef HAVE_PTY_H
#include <pty.h>
#else
#ifdef HAVE_LIBUTIL_H
#include <libutil.h>
#endif /* HAVE_LIBUTIL_H */
#endif /* HAVE_PTY_H */
#endif /* defined(HAVE_OPENPTY) || defined(HAVE_FORKPTY) */
#if defined(HAVE_OPENPTY) || defined(HAVE__GETPTY)
static char posix_openpty__doc__[] =
"openpty() -> (master_fd, slave_fd)\n\
Open a pseudo-terminal, returning open fd's for both master and slave end.\n";
static PyObject *
posix_openpty(PyObject *self, PyObject *args)
{
int master_fd, slave_fd;
#ifndef HAVE_OPENPTY
char * slave_name;
#endif
if (!PyArg_ParseTuple(args, ":openpty"))
return NULL;
#ifdef HAVE_OPENPTY
if (openpty(&master_fd, &slave_fd, NULL, NULL, NULL) != 0)
return posix_error();
#else
slave_name = _getpty(&master_fd, O_RDWR, 0666, 0);
if (slave_name == NULL)
return posix_error();
slave_fd = open(slave_name, O_RDWR);
if (slave_fd < 0)
return posix_error();
#endif /* HAVE_OPENPTY */
return Py_BuildValue("(ii)", master_fd, slave_fd);
}
#endif /* defined(HAVE_OPENPTY) || defined(HAVE__GETPTY) */
#ifdef HAVE_FORKPTY
static char posix_forkpty__doc__[] =
"forkpty() -> (pid, master_fd)\n\
Fork a new process with a new pseudo-terminal as controlling tty.\n\n\
Like fork(), return 0 as pid to child process, and PID of child to parent.\n\
To both, return fd of newly opened pseudo-terminal.\n";
static PyObject *
posix_forkpty(PyObject *self, PyObject *args)
{
int master_fd, pid;
if (!PyArg_ParseTuple(args, ":forkpty"))
return NULL;
pid = forkpty(&master_fd, NULL, NULL, NULL);
if (pid == -1)
return posix_error();
if (pid == 0)
PyOS_AfterFork();
return Py_BuildValue("(ii)", pid, master_fd);
}
#endif
#ifdef HAVE_GETEGID
static char posix_getegid__doc__[] =
"getegid() -> egid\n\
Return the current process's effective group id.";
static PyObject *
posix_getegid(PyObject *self, PyObject *args)
{
if (!PyArg_ParseTuple(args, ":getegid"))
return NULL;
return PyInt_FromLong((long)getegid());
}
#endif
#ifdef HAVE_GETEUID
static char posix_geteuid__doc__[] =
"geteuid() -> euid\n\
Return the current process's effective user id.";
static PyObject *
posix_geteuid(PyObject *self, PyObject *args)
{
if (!PyArg_ParseTuple(args, ":geteuid"))
return NULL;
return PyInt_FromLong((long)geteuid());
}
#endif
#ifdef HAVE_GETGID
static char posix_getgid__doc__[] =
"getgid() -> gid\n\
Return the current process's group id.";
static PyObject *
posix_getgid(PyObject *self, PyObject *args)
{
if (!PyArg_ParseTuple(args, ":getgid"))
return NULL;
return PyInt_FromLong((long)getgid());
}
#endif
static char posix_getpid__doc__[] =
"getpid() -> pid\n\
Return the current process id";
static PyObject *
posix_getpid(PyObject *self, PyObject *args)
{
if (!PyArg_ParseTuple(args, ":getpid"))
return NULL;
return PyInt_FromLong((long)getpid());
}
#ifdef HAVE_GETGROUPS
static char posix_getgroups__doc__[] = "\
getgroups() -> list of group IDs\n\
Return list of supplemental group IDs for the process.";
static PyObject *
posix_getgroups(PyObject *self, PyObject *args)
{
PyObject *result = NULL;
if (PyArg_ParseTuple(args, ":getgroups")) {
#ifdef NGROUPS_MAX
#define MAX_GROUPS NGROUPS_MAX
#else
/* defined to be 16 on Solaris7, so this should be a small number */
#define MAX_GROUPS 64
#endif
gid_t grouplist[MAX_GROUPS];
int n;
n = getgroups(MAX_GROUPS, grouplist);
if (n < 0)
posix_error();
else {
result = PyList_New(n);
if (result != NULL) {
PyObject *o;
int i;
for (i = 0; i < n; ++i) {
o = PyInt_FromLong((long)grouplist[i]);
if (o == NULL) {
Py_DECREF(result);
result = NULL;
break;
}
PyList_SET_ITEM(result, i, o);
}
}
}
}
return result;
}
#endif
#ifdef HAVE_GETPGRP
static char posix_getpgrp__doc__[] =
"getpgrp() -> pgrp\n\
Return the current process group id.";
static PyObject *
posix_getpgrp(PyObject *self, PyObject *args)
{
if (!PyArg_ParseTuple(args, ":getpgrp"))
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 char posix_setpgrp__doc__[] =
"setpgrp() -> None\n\
Make this process a session leader.";
static PyObject *
posix_setpgrp(PyObject *self, PyObject *args)
{
if (!PyArg_ParseTuple(args, ":setpgrp"))
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 char posix_getppid__doc__[] =
"getppid() -> ppid\n\
Return the parent's process id.";
static PyObject *
posix_getppid(PyObject *self, PyObject *args)
{
if (!PyArg_ParseTuple(args, ":getppid"))
return NULL;
return PyInt_FromLong((long)getppid());
}
#endif
#ifdef HAVE_GETLOGIN
static char posix_getlogin__doc__[] = "\
getlogin() -> string\n\
Return the actual login name.";
static PyObject *
posix_getlogin(PyObject *self, PyObject *args)
{
PyObject *result = NULL;
if (PyArg_ParseTuple(args, ":getlogin")) {
char *name = getlogin();
if (name == NULL)
posix_error();
else
result = PyString_FromString(name);
}
return result;
}
#endif
#ifdef HAVE_GETUID
static char posix_getuid__doc__[] =
"getuid() -> uid\n\
Return the current process's user id.";
static PyObject *
posix_getuid(PyObject *self, PyObject *args)
{
if (!PyArg_ParseTuple(args, ":getuid"))
return NULL;
return PyInt_FromLong((long)getuid());
}
#endif
#ifdef HAVE_KILL
static char posix_kill__doc__[] =
"kill(pid, sig) -> None\n\
Kill a process with a signal.";
static PyObject *
posix_kill(PyObject *self, PyObject *args)
{
int pid, sig;
if (!PyArg_ParseTuple(args, "ii:kill", &pid, &sig))
return NULL;
#if defined(PYOS_OS2)
if (sig == XCPT_SIGNAL_INTR || sig == XCPT_SIGNAL_BREAK) {
APIRET rc;
if ((rc = DosSendSignalException(pid, sig)) != NO_ERROR)
return os2_error(rc);
} else if (sig == XCPT_SIGNAL_KILLPROC) {
APIRET rc;
if ((rc = DosKillProcess(DKP_PROCESS, pid)) != NO_ERROR)
return os2_error(rc);
} else
return NULL; /* Unrecognized Signal Requested */
#else
if (kill(pid, sig) == -1)
return posix_error();
#endif
Py_INCREF(Py_None);
return Py_None;
}
#endif
#ifdef HAVE_PLOCK
#ifdef HAVE_SYS_LOCK_H
#include <sys/lock.h>
#endif
static char posix_plock__doc__[] =
"plock(op) -> None\n\
Lock program segments into memory.";
static PyObject *
posix_plock(PyObject *self, PyObject *args)
{
int op;
if (!PyArg_ParseTuple(args, "i:plock", &op))
return NULL;
if (plock(op) == -1)
return posix_error();
Py_INCREF(Py_None);
return Py_None;
}
#endif
#ifdef HAVE_POPEN
static char posix_popen__doc__[] =
"popen(command [, mode='r' [, bufsize]]) -> pipe\n\
Open a pipe to/from a command returning a file object.";
#if defined(PYOS_OS2)
static int
async_system(const char *command)
{
char *p, errormsg[256], args[1024];
RESULTCODES rcodes;
APIRET rc;
char *shell = getenv("COMSPEC");
if (!shell)
shell = "cmd";
strcpy(args, shell);
p = &args[ strlen(args)+1 ];
strcpy(p, "/c ");
strcat(p, command);
p += strlen(p) + 1;
*p = '\0';
rc = DosExecPgm(errormsg, sizeof(errormsg),
EXEC_ASYNC, /* Execute Async w/o Wait for Results */
args,
NULL, /* Inherit Parent's Environment */
&rcodes, shell);
return rc;
}
static FILE *
popen(const char *command, const char *mode, int pipesize, int *err)
{
HFILE rhan, whan;
FILE *retfd = NULL;
APIRET rc = DosCreatePipe(&rhan, &whan, pipesize);
if (rc != NO_ERROR) {
*err = rc;
return NULL; /* ERROR - Unable to Create Anon Pipe */
}
if (strchr(mode, 'r') != NULL) { /* Treat Command as a Data Source */
int oldfd = dup(1); /* Save STDOUT Handle in Another Handle */
DosEnterCritSec(); /* Stop Other Threads While Changing Handles */
close(1); /* Make STDOUT Available for Reallocation */
if (dup2(whan, 1) == 0) { /* Connect STDOUT to Pipe Write Side */
DosClose(whan); /* Close Now-Unused Pipe Write Handle */
if (async_system(command) == NO_ERROR)
retfd = fdopen(rhan, mode); /* And Return Pipe Read Handle */
}
dup2(oldfd, 1); /* Reconnect STDOUT to Original Handle */
DosExitCritSec(); /* Now Allow Other Threads to Run */
close(oldfd); /* And Close Saved STDOUT Handle */
return retfd; /* Return fd of Pipe or NULL if Error */
} else if (strchr(mode, 'w')) { /* Treat Command as a Data Sink */
int oldfd = dup(0); /* Save STDIN Handle in Another Handle */
DosEnterCritSec(); /* Stop Other Threads While Changing Handles */
close(0); /* Make STDIN Available for Reallocation */
if (dup2(rhan, 0) == 0) { /* Connect STDIN to Pipe Read Side */
DosClose(rhan); /* Close Now-Unused Pipe Read Handle */
if (async_system(command) == NO_ERROR)
retfd = fdopen(whan, mode); /* And Return Pipe Write Handle */
}
dup2(oldfd, 0); /* Reconnect STDIN to Original Handle */
DosExitCritSec(); /* Now Allow Other Threads to Run */
close(oldfd); /* And Close Saved STDIN Handle */
return retfd; /* Return fd of Pipe or NULL if Error */
} else {
*err = ERROR_INVALID_ACCESS;
return NULL; /* ERROR - Invalid Mode (Neither Read nor Write) */
}
}
static PyObject *
posix_popen(PyObject *self, PyObject *args)
{
char *name;
char *mode = "r";
int err, bufsize = -1;
FILE *fp;
PyObject *f;
if (!PyArg_ParseTuple(args, "s|si:popen", &name, &mode, &bufsize))
return NULL;
Py_BEGIN_ALLOW_THREADS
fp = popen(name, mode, (bufsize > 0) ? bufsize : 4096, &err);
Py_END_ALLOW_THREADS
if (fp == NULL)
return os2_error(err);
f = PyFile_FromFile(fp, name, mode, fclose);
if (f != NULL)
PyFile_SetBufSize(f, bufsize);
return f;
}
#elif defined(MS_WIN32)
/*
* Portable 'popen' replacement for Win32.
*
* Written by Bill Tutt <billtut@microsoft.com>. Minor tweaks
* and 2.0 integration by Fredrik Lundh <fredrik@pythonware.com>
* Return code handling by David Bolen <db3l@fitlinxx.com>.
*/
#include <malloc.h>
#include <io.h>
#include <fcntl.h>
/* These tell _PyPopen() wether to return 1, 2, or 3 file objects. */
#define POPEN_1 1
#define POPEN_2 2
#define POPEN_3 3
#define POPEN_4 4
static PyObject *_PyPopen(char *, int, int);
static int _PyPclose(FILE *file);
/*
* Internal dictionary mapping popen* file pointers to process handles,
* for use when retrieving the process exit code. See _PyPclose() below
* for more information on this dictionary's use.
*/
static PyObject *_PyPopenProcs = NULL;
/* popen that works from a GUI.
*
* The result of this function is a pipe (file) connected to the
* processes stdin or stdout, depending on the requested mode.
*/
static PyObject *
posix_popen(PyObject *self, PyObject *args)
{
PyObject *f, *s;
int tm = 0;
char *cmdstring;
char *mode = "r";
int bufsize = -1;
if (!PyArg_ParseTuple(args, "s|si:popen", &cmdstring, &mode, &bufsize))
return NULL;
s = PyTuple_New(0);
if (*mode == 'r')
tm = _O_RDONLY;
else if (*mode != 'w') {
PyErr_SetString(PyExc_ValueError, "mode must be 'r' or 'w'");
return NULL;
} else
tm = _O_WRONLY;
if (bufsize != -1) {
PyErr_SetString(PyExc_ValueError, "bufsize must be -1");
return NULL;
}
if (*(mode+1) == 't')
f = _PyPopen(cmdstring, tm | _O_TEXT, POPEN_1);
else if (*(mode+1) == 'b')
f = _PyPopen(cmdstring, tm | _O_BINARY, POPEN_1);
else
f = _PyPopen(cmdstring, tm | _O_TEXT, POPEN_1);
return f;
}
/* Variation on win32pipe.popen
*
* The result of this function is a pipe (file) connected to the
* process's stdin, and a pipe connected to the process's stdout.
*/
static PyObject *
win32_popen2(PyObject *self, PyObject *args)
{
PyObject *f;
int tm=0;
char *cmdstring;
char *mode = "t";
int bufsize = -1;
if (!PyArg_ParseTuple(args, "s|si:popen2", &cmdstring, &mode, &bufsize))
return NULL;
if (*mode == 't')
tm = _O_TEXT;
else if (*mode != 'b') {
PyErr_SetString(PyExc_ValueError, "mode must be 't' or 'b'");
return NULL;
} else
tm = _O_BINARY;
if (bufsize != -1) {
PyErr_SetString(PyExc_ValueError, "bufsize must be -1");
return NULL;
}
f = _PyPopen(cmdstring, tm, POPEN_2);
return f;
}
/*
* Variation on <om win32pipe.popen>
*
* The result of this function is 3 pipes - the process's stdin,
* stdout and stderr
*/
static PyObject *
win32_popen3(PyObject *self, PyObject *args)
{
PyObject *f;
int tm = 0;
char *cmdstring;
char *mode = "t";
int bufsize = -1;
if (!PyArg_ParseTuple(args, "s|si:popen3", &cmdstring, &mode, &bufsize))
return NULL;
if (*mode == 't')
tm = _O_TEXT;
else if (*mode != 'b') {
PyErr_SetString(PyExc_ValueError, "mode must be 't' or 'b'");
return NULL;
} else
tm = _O_BINARY;
if (bufsize != -1) {
PyErr_SetString(PyExc_ValueError, "bufsize must be -1");
return NULL;
}
f = _PyPopen(cmdstring, tm, POPEN_3);
return f;
}
/*
* Variation on win32pipe.popen
*
* The result of this function is 2 pipes - the processes stdin,
* and stdout+stderr combined as a single pipe.
*/
static PyObject *
win32_popen4(PyObject *self, PyObject *args)
{
PyObject *f;
int tm = 0;
char *cmdstring;
char *mode = "t";
int bufsize = -1;
if (!PyArg_ParseTuple(args, "s|si:popen4", &cmdstring, &mode, &bufsize))
return NULL;
if (*mode == 't')
tm = _O_TEXT;
else if (*mode != 'b') {
PyErr_SetString(PyExc_ValueError, "mode must be 't' or 'b'");
return NULL;
} else
tm = _O_BINARY;
if (bufsize != -1) {
PyErr_SetString(PyExc_ValueError, "bufsize must be -1");
return NULL;
}
f = _PyPopen(cmdstring, tm, POPEN_4);
return f;
}
static int
_PyPopenCreateProcess(char *cmdstring,
HANDLE hStdin,
HANDLE hStdout,
HANDLE hStderr,
HANDLE *hProcess)
{
PROCESS_INFORMATION piProcInfo;
STARTUPINFO siStartInfo;
char *s1,*s2, *s3 = " /c ";
const char *szConsoleSpawn = "w9xpopen.exe \"";
int i;
int x;
if (i = GetEnvironmentVariable("COMSPEC",NULL,0)) {
s1 = (char *)_alloca(i);
if (!(x = GetEnvironmentVariable("COMSPEC", s1, i)))
return x;
if (GetVersion() < 0x80000000) {
/*
* NT/2000
*/
x = i + strlen(s3) + strlen(cmdstring) + 1;
s2 = (char *)_alloca(x);
ZeroMemory(s2, x);
sprintf(s2, "%s%s%s", s1, s3, cmdstring);
}
else {
/*
* Oh gag, we're on Win9x. Use the workaround listed in
* KB: Q150956
*/
char modulepath[256];
GetModuleFileName(NULL, modulepath, sizeof(modulepath));
for (i = x = 0; modulepath[i]; i++)
if (modulepath[i] == '\\')
x = i+1;
modulepath[x] = '\0';
x = i + strlen(s3) + strlen(cmdstring) + 1 +
strlen(modulepath) +
strlen(szConsoleSpawn) + 1;
s2 = (char *)_alloca(x);
ZeroMemory(s2, x);
sprintf(
s2,
"%s%s%s%s%s\"",
modulepath,
szConsoleSpawn,
s1,
s3,
cmdstring);
}
}
/* Could be an else here to try cmd.exe / command.com in the path
Now we'll just error out.. */
else
return -1;
ZeroMemory(&siStartInfo, sizeof(STARTUPINFO));
siStartInfo.cb = sizeof(STARTUPINFO);
siStartInfo.dwFlags = STARTF_USESTDHANDLES | STARTF_USESHOWWINDOW;
siStartInfo.hStdInput = hStdin;
siStartInfo.hStdOutput = hStdout;
siStartInfo.hStdError = hStderr;
siStartInfo.wShowWindow = SW_HIDE;
if (CreateProcess(NULL,
s2,
NULL,
NULL,
TRUE,
CREATE_NEW_CONSOLE,
NULL,
NULL,
&siStartInfo,
&piProcInfo) ) {
/* Close the handles now so anyone waiting is woken. */
CloseHandle(piProcInfo.hThread);
/* Return process handle */
*hProcess = piProcInfo.hProcess;
return TRUE;
}
return FALSE;
}
/* The following code is based off of KB: Q190351 */
static PyObject *
_PyPopen(char *cmdstring, int mode, int n)
{
HANDLE hChildStdinRd, hChildStdinWr, hChildStdoutRd, hChildStdoutWr,
hChildStderrRd, hChildStderrWr, hChildStdinWrDup, hChildStdoutRdDup,
hChildStderrRdDup, hProcess; /* hChildStdoutWrDup; */
SECURITY_ATTRIBUTES saAttr;
BOOL fSuccess;
int fd1, fd2, fd3;
FILE *f1, *f2, *f3;
long file_count;
PyObject *f;
saAttr.nLength = sizeof(SECURITY_ATTRIBUTES);
saAttr.bInheritHandle = TRUE;
saAttr.lpSecurityDescriptor = NULL;
if (!CreatePipe(&hChildStdinRd, &hChildStdinWr, &saAttr, 0))
return win32_error("CreatePipe", NULL);
/* Create new output read handle and the input write handle. Set
* the inheritance properties to FALSE. Otherwise, the child inherits
* the these handles; resulting in non-closeable handles to the pipes
* being created. */
fSuccess = DuplicateHandle(GetCurrentProcess(), hChildStdinWr,
GetCurrentProcess(), &hChildStdinWrDup, 0,
FALSE,
DUPLICATE_SAME_ACCESS);
if (!fSuccess)
return win32_error("DuplicateHandle", NULL);
/* Close the inheritable version of ChildStdin
that we're using. */
CloseHandle(hChildStdinWr);
if (!CreatePipe(&hChildStdoutRd, &hChildStdoutWr, &saAttr, 0))
return win32_error("CreatePipe", NULL);
fSuccess = DuplicateHandle(GetCurrentProcess(), hChildStdoutRd,
GetCurrentProcess(), &hChildStdoutRdDup, 0,
FALSE, DUPLICATE_SAME_ACCESS);
if (!fSuccess)
return win32_error("DuplicateHandle", NULL);
/* Close the inheritable version of ChildStdout
that we're using. */
CloseHandle(hChildStdoutRd);
if (n != POPEN_4) {
if (!CreatePipe(&hChildStderrRd, &hChildStderrWr, &saAttr, 0))
return win32_error("CreatePipe", NULL);
fSuccess = DuplicateHandle(GetCurrentProcess(),
hChildStderrRd,
GetCurrentProcess(),
&hChildStderrRdDup, 0,
FALSE, DUPLICATE_SAME_ACCESS);
if (!fSuccess)
return win32_error("DuplicateHandle", NULL);
/* Close the inheritable version of ChildStdErr that we're using. */
CloseHandle(hChildStderrRd);
}
switch (n) {
case POPEN_1:
switch (mode & (_O_RDONLY | _O_TEXT | _O_BINARY | _O_WRONLY)) {
case _O_WRONLY | _O_TEXT:
/* Case for writing to child Stdin in text mode. */
fd1 = _open_osfhandle((long)hChildStdinWrDup, mode);
f1 = _fdopen(fd1, "w");
f = PyFile_FromFile(f1, cmdstring, "w", _PyPclose);
PyFile_SetBufSize(f, 0);
/* We don't care about these pipes anymore, so close them. */
CloseHandle(hChildStdoutRdDup);
CloseHandle(hChildStderrRdDup);
break;
case _O_RDONLY | _O_TEXT:
/* Case for reading from child Stdout in text mode. */
fd1 = _open_osfhandle((long)hChildStdoutRdDup, mode);
f1 = _fdopen(fd1, "r");
f = PyFile_FromFile(f1, cmdstring, "r", _PyPclose);
PyFile_SetBufSize(f, 0);
/* We don't care about these pipes anymore, so close them. */
CloseHandle(hChildStdinWrDup);
CloseHandle(hChildStderrRdDup);
break;
case _O_RDONLY | _O_BINARY:
/* Case for readinig from child Stdout in binary mode. */
fd1 = _open_osfhandle((long)hChildStdoutRdDup, mode);
f1 = _fdopen(fd1, "rb");
f = PyFile_FromFile(f1, cmdstring, "rb", _PyPclose);
PyFile_SetBufSize(f, 0);
/* We don't care about these pipes anymore, so close them. */
CloseHandle(hChildStdinWrDup);
CloseHandle(hChildStderrRdDup);
break;
case _O_WRONLY | _O_BINARY:
/* Case for writing to child Stdin in binary mode. */
fd1 = _open_osfhandle((long)hChildStdinWrDup, mode);
f1 = _fdopen(fd1, "wb");
f = PyFile_FromFile(f1, cmdstring, "wb", _PyPclose);
PyFile_SetBufSize(f, 0);
/* We don't care about these pipes anymore, so close them. */
CloseHandle(hChildStdoutRdDup);
CloseHandle(hChildStderrRdDup);
break;
}
file_count = 1;
break;
case POPEN_2:
case POPEN_4:
{
char *m1, *m2;
PyObject *p1, *p2;
if (mode && _O_TEXT) {
m1 = "r";
m2 = "w";
} else {
m1 = "rb";
m2 = "wb";
}
fd1 = _open_osfhandle((long)hChildStdinWrDup, mode);
f1 = _fdopen(fd1, m2);
fd2 = _open_osfhandle((long)hChildStdoutRdDup, mode);
f2 = _fdopen(fd2, m1);
p1 = PyFile_FromFile(f1, cmdstring, m2, _PyPclose);
PyFile_SetBufSize(p1, 0);
p2 = PyFile_FromFile(f2, cmdstring, m1, _PyPclose);
PyFile_SetBufSize(p2, 0);
if (n != 4)
CloseHandle(hChildStderrRdDup);
f = Py_BuildValue("OO",p1,p2);
file_count = 2;
break;
}
case POPEN_3:
{
char *m1, *m2;
PyObject *p1, *p2, *p3;
if (mode && _O_TEXT) {
m1 = "r";
m2 = "w";
} else {
m1 = "rb";
m2 = "wb";
}
fd1 = _open_osfhandle((long)hChildStdinWrDup, mode);
f1 = _fdopen(fd1, m2);
fd2 = _open_osfhandle((long)hChildStdoutRdDup, mode);
f2 = _fdopen(fd2, m1);
fd3 = _open_osfhandle((long)hChildStderrRdDup, mode);
f3 = _fdopen(fd3, m1);
p1 = PyFile_FromFile(f1, cmdstring, m2, _PyPclose);
p2 = PyFile_FromFile(f2, cmdstring, m1, _PyPclose);
p3 = PyFile_FromFile(f3, cmdstring, m1, _PyPclose);
PyFile_SetBufSize(p1, 0);
PyFile_SetBufSize(p2, 0);
PyFile_SetBufSize(p3, 0);
f = Py_BuildValue("OOO",p1,p2,p3);
file_count = 3;
break;
}
}
if (n == POPEN_4) {
if (!_PyPopenCreateProcess(cmdstring,
hChildStdinRd,
hChildStdoutWr,
hChildStdoutWr,
&hProcess))
return win32_error("CreateProcess", NULL);
}
else {
if (!_PyPopenCreateProcess(cmdstring,
hChildStdinRd,
hChildStdoutWr,
hChildStderrWr,
&hProcess))
return win32_error("CreateProcess", NULL);
}
/*
* Insert the files we've created into the process dictionary
* all referencing the list with the process handle and the
* initial number of files (see description below in _PyPclose).
* Since if _PyPclose later tried to wait on a process when all
* handles weren't closed, it could create a deadlock with the
* child, we spend some energy here to try to ensure that we
* either insert all file handles into the dictionary or none
* at all. It's a little clumsy with the various popen modes
* and variable number of files involved.
*/
if (!_PyPopenProcs) {
_PyPopenProcs = PyDict_New();
}
if (_PyPopenProcs) {
PyObject *procObj, *hProcessObj, *intObj, *fileObj[3];
int ins_rc[3];
fileObj[0] = fileObj[1] = fileObj[2] = NULL;
ins_rc[0] = ins_rc[1] = ins_rc[2] = 0;
procObj = PyList_New(2);
hProcessObj = PyLong_FromVoidPtr(hProcess);
intObj = PyInt_FromLong(file_count);
if (procObj && hProcessObj && intObj) {
PyList_SetItem(procObj,0,hProcessObj);
PyList_SetItem(procObj,1,intObj);
fileObj[0] = PyLong_FromVoidPtr(f1);
if (fileObj[0]) {
ins_rc[0] = PyDict_SetItem(_PyPopenProcs,
fileObj[0],
procObj);
}
if (file_count >= 2) {
fileObj[1] = PyLong_FromVoidPtr(f2);
if (fileObj[1]) {
ins_rc[1] = PyDict_SetItem(_PyPopenProcs,
fileObj[1],
procObj);
}
}
if (file_count >= 3) {
fileObj[2] = PyLong_FromVoidPtr(f3);
if (fileObj[2]) {
ins_rc[2] = PyDict_SetItem(_PyPopenProcs,
fileObj[2],
procObj);
}
}
if (ins_rc[0] < 0 || !fileObj[0] ||
ins_rc[1] < 0 || (file_count > 1 && !fileObj[1]) ||
ins_rc[2] < 0 || (file_count > 2 && !fileObj[2])) {
/* Something failed - remove any dictionary
* entries that did make it.
*/
if (!ins_rc[0] && fileObj[0]) {
PyDict_DelItem(_PyPopenProcs,
fileObj[0]);
}
if (!ins_rc[1] && fileObj[1]) {
PyDict_DelItem(_PyPopenProcs,
fileObj[1]);
}
if (!ins_rc[2] && fileObj[2]) {
PyDict_DelItem(_PyPopenProcs,
fileObj[2]);
}
}
}
/*
* Clean up our localized references for the dictionary keys
* and value since PyDict_SetItem will Py_INCREF any copies
* that got placed in the dictionary.
*/
Py_XDECREF(procObj);
Py_XDECREF(fileObj[0]);
Py_XDECREF(fileObj[1]);
Py_XDECREF(fileObj[2]);
}
/* Child is launched. Close the parents copy of those pipe
* handles that only the child should have open. You need to
* make sure that no handles to the write end of the output pipe
* are maintained in this process or else the pipe will not close
* when the child process exits and the ReadFile will hang. */
if (!CloseHandle(hChildStdinRd))
return win32_error("CloseHandle", NULL);
if (!CloseHandle(hChildStdoutWr))
return win32_error("CloseHandle", NULL);
if ((n != 4) && (!CloseHandle(hChildStderrWr)))
return win32_error("CloseHandle", NULL);
return f;
}
/*
* Wrapper for fclose() to use for popen* files, so we can retrieve the
* exit code for the child process and return as a result of the close.
*
* This function uses the _PyPopenProcs dictionary in order to map the
* input file pointer to information about the process that was
* originally created by the popen* call that created the file pointer.
* The dictionary uses the file pointer as a key (with one entry
* inserted for each file returned by the original popen* call) and a
* single list object as the value for all files from a single call.
* The list object contains the Win32 process handle at [0], and a file
* count at [1], which is initialized to the total number of file
* handles using that list.
*
* This function closes whichever handle it is passed, and decrements
* the file count in the dictionary for the process handle pointed to
* by this file. On the last close (when the file count reaches zero),
* this function will wait for the child process and then return its
* exit code as the result of the close() operation. This permits the
* files to be closed in any order - it is always the close() of the
* final handle that will return the exit code.
*/
static int _PyPclose(FILE *file)
{
int result;
DWORD exit_code;
HANDLE hProcess;
PyObject *procObj, *hProcessObj, *intObj, *fileObj;
long file_count;
/* Close the file handle first, to ensure it can't block the
* child from exiting if it's the last handle.
*/
result = fclose(file);
if (_PyPopenProcs) {
if ((fileObj = PyLong_FromVoidPtr(file)) != NULL &&
(procObj = PyDict_GetItem(_PyPopenProcs,
fileObj)) != NULL &&
(hProcessObj = PyList_GetItem(procObj,0)) != NULL &&
(intObj = PyList_GetItem(procObj,1)) != NULL) {
hProcess = PyLong_AsVoidPtr(hProcessObj);
file_count = PyInt_AsLong(intObj);
if (file_count > 1) {
/* Still other files referencing process */
file_count--;
PyList_SetItem(procObj,1,
PyInt_FromLong(file_count));
} else {
/* Last file for this process */
if (result != EOF &&
WaitForSingleObject(hProcess, INFINITE) != WAIT_FAILED &&
GetExitCodeProcess(hProcess, &exit_code)) {
/* Possible truncation here in 16-bit environments, but
* real exit codes are just the lower byte in any event.
*/
result = exit_code;
} else {
/* Indicate failure - this will cause the file object
* to raise an I/O error and translate the last Win32
* error code from errno. We do have a problem with
* last errors that overlap the normal errno table,
* but that's a consistent problem with the file object.
*/
if (result != EOF) {
/* If the error wasn't from the fclose(), then
* set errno for the file object error handling.
*/
errno = GetLastError();
}
result = -1;
}
/* Free up the native handle at this point */
CloseHandle(hProcess);
}
/* Remove this file pointer from dictionary */
PyDict_DelItem(_PyPopenProcs, fileObj);
if (PyDict_Size(_PyPopenProcs) == 0) {
Py_DECREF(_PyPopenProcs);
_PyPopenProcs = NULL;
}
} /* if object retrieval ok */
Py_XDECREF(fileObj);
} /* if _PyPopenProcs */
return result;
}
#else
static PyObject *
posix_popen(PyObject *self, PyObject *args)
{
char *name;
char *mode = "r";
int bufsize = -1;
FILE *fp;
PyObject *f;
if (!PyArg_ParseTuple(args, "s|si:popen", &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
#endif /* HAVE_POPEN */
#ifdef HAVE_SETUID
static char posix_setuid__doc__[] =
"setuid(uid) -> None\n\
Set the current process's user id.";
static PyObject *
posix_setuid(PyObject *self, PyObject *args)
{
int uid;
if (!PyArg_ParseTuple(args, "i:setuid", &uid))
return NULL;
if (setuid(uid) < 0)
return posix_error();
Py_INCREF(Py_None);
return Py_None;
}
#endif /* HAVE_SETUID */
#ifdef HAVE_SETEUID
static char posix_seteuid__doc__[] =
"seteuid(uid) -> None\n\
Set the current process's effective user id.";
static PyObject *
posix_seteuid (PyObject *self, PyObject *args)
{
int euid;
if (!PyArg_ParseTuple(args, "i", &euid)) {
return NULL;
} else if (seteuid(euid) < 0) {
return posix_error();
} else {
Py_INCREF(Py_None);
return Py_None;
}
}
#endif /* HAVE_SETEUID */
#ifdef HAVE_SETEGID
static char posix_setegid__doc__[] =
"setegid(gid) -> None\n\
Set the current process's effective group id.";
static PyObject *
posix_setegid (PyObject *self, PyObject *args)
{
int egid;
if (!PyArg_ParseTuple(args, "i", &egid)) {
return NULL;
} else if (setegid(egid) < 0) {
return posix_error();
} else {
Py_INCREF(Py_None);
return Py_None;
}
}
#endif /* HAVE_SETEGID */
#ifdef HAVE_SETREUID
static char posix_setreuid__doc__[] =
"seteuid(ruid, euid) -> None\n\
Set the current process's real and effective user ids.";
static PyObject *
posix_setreuid (PyObject *self, PyObject *args)
{
int ruid, euid;
if (!PyArg_ParseTuple(args, "ii", &ruid, &euid)) {
return NULL;
} else if (setreuid(ruid, euid) < 0) {
return posix_error();
} else {
Py_INCREF(Py_None);
return Py_None;
}
}
#endif /* HAVE_SETREUID */
#ifdef HAVE_SETREGID
static char posix_setregid__doc__[] =
"setegid(rgid, egid) -> None\n\
Set the current process's real and effective group ids.";
static PyObject *
posix_setregid (PyObject *self, PyObject *args)
{
int rgid, egid;
if (!PyArg_ParseTuple(args, "ii", &rgid, &egid)) {
return NULL;
} else if (setregid(rgid, egid) < 0) {
return posix_error();
} else {
Py_INCREF(Py_None);
return Py_None;
}
}
#endif /* HAVE_SETREGID */
#ifdef HAVE_SETGID
static char posix_setgid__doc__[] =
"setgid(gid) -> None\n\
Set the current process's group id.";
static PyObject *
posix_setgid(PyObject *self, PyObject *args)
{
int gid;
if (!PyArg_ParseTuple(args, "i:setgid", &gid))
return NULL;
if (setgid(gid) < 0)
return posix_error();
Py_INCREF(Py_None);
return Py_None;
}
#endif /* HAVE_SETGID */
#ifdef HAVE_WAITPID
static char posix_waitpid__doc__[] =
"waitpid(pid, options) -> (pid, status)\n\
Wait for completion of a give child process.";
static PyObject *
posix_waitpid(PyObject *self, PyObject *args)
{
int pid, options;
#ifdef UNION_WAIT
union wait status;
#define status_i (status.w_status)
#else
int status;
#define status_i status
#endif
status_i = 0;
if (!PyArg_ParseTuple(args, "ii:waitpid", &pid, &options))
return NULL;
Py_BEGIN_ALLOW_THREADS
#ifdef NeXT
pid = wait4(pid, &status, options, NULL);
#else
pid = waitpid(pid, &status, options);
#endif
Py_END_ALLOW_THREADS
if (pid == -1)
return posix_error();
else
return Py_BuildValue("ii", pid, status_i);
}
#endif /* HAVE_WAITPID */
#ifdef HAVE_WAIT
static char posix_wait__doc__[] =
"wait() -> (pid, status)\n\
Wait for completion of a child process.";
static PyObject *
posix_wait(PyObject *self, PyObject *args)
{
int pid;
#ifdef UNION_WAIT
union wait status;
#define status_i (status.w_status)
#else
int status;
#define status_i status
#endif
if (!PyArg_ParseTuple(args, ":wait"))
return NULL;
status_i = 0;
Py_BEGIN_ALLOW_THREADS
pid = wait(&status);
Py_END_ALLOW_THREADS
if (pid == -1)
return posix_error();
else
return Py_BuildValue("ii", pid, status_i);
#undef status_i
}
#endif
static char posix_lstat__doc__[] =
"lstat(path) -> (mode,ino,dev,nlink,uid,gid,size,atime,mtime,ctime)\n\
Like stat(path), but do not follow symbolic links.";
static PyObject *
posix_lstat(PyObject *self, PyObject *args)
{
#ifdef HAVE_LSTAT
return posix_do_stat(self, args, "s:lstat", lstat);
#else /* !HAVE_LSTAT */
return posix_do_stat(self, args, "s:lstat", STAT);
#endif /* !HAVE_LSTAT */
}
#ifdef HAVE_READLINK
static char posix_readlink__doc__[] =
"readlink(path) -> path\n\
Return a string representing the path to which the symbolic link points.";
static PyObject *
posix_readlink(PyObject *self, PyObject *args)
{
char buf[MAXPATHLEN];
char *path;
int n;
if (!PyArg_ParseTuple(args, "s:readlink", &path))
return NULL;
Py_BEGIN_ALLOW_THREADS
n = readlink(path, buf, (int) sizeof buf);
Py_END_ALLOW_THREADS
if (n < 0)
return posix_error_with_filename(path);
return PyString_FromStringAndSize(buf, n);
}
#endif /* HAVE_READLINK */
#ifdef HAVE_SYMLINK
static char posix_symlink__doc__[] =
"symlink(src, dst) -> None\n\
Create a symbolic link.";
static PyObject *
posix_symlink(PyObject *self, PyObject *args)
{
return posix_2str(args, "ss:symlink", symlink);
}
#endif /* HAVE_SYMLINK */
#ifdef HAVE_TIMES
#ifndef HZ
#define HZ 60 /* Universal constant :-) */
#endif /* HZ */
#if defined(PYCC_VACPP) && defined(PYOS_OS2)
static long
system_uptime(void)
{
ULONG value = 0;
Py_BEGIN_ALLOW_THREADS
DosQuerySysInfo(QSV_MS_COUNT, QSV_MS_COUNT, &value, sizeof(value));
Py_END_ALLOW_THREADS
return value;
}
static PyObject *
posix_times(PyObject *self, PyObject *args)
{
if (!PyArg_ParseTuple(args, ":times"))
return NULL;
/* Currently Only Uptime is Provided -- Others Later */
return Py_BuildValue("ddddd",
(double)0 /* t.tms_utime / HZ */,
(double)0 /* t.tms_stime / HZ */,
(double)0 /* t.tms_cutime / HZ */,
(double)0 /* t.tms_cstime / HZ */,
(double)system_uptime() / 1000);
}
#else /* not OS2 */
static PyObject *
posix_times(PyObject *self, PyObject *args)
{
struct tms t;
clock_t c;
if (!PyArg_ParseTuple(args, ":times"))
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 /* not OS2 */
#endif /* HAVE_TIMES */
#ifdef MS_WIN32
#define HAVE_TIMES /* so the method table will pick it up */
static PyObject *
posix_times(PyObject *self, PyObject *args)
{
FILETIME create, exit, kernel, user;
HANDLE hProc;
if (!PyArg_ParseTuple(args, ":times"))
return NULL;
hProc = GetCurrentProcess();
GetProcessTimes(hProc, &create, &exit, &kernel, &user);
/* The fields of a FILETIME structure are the hi and lo part
of a 64-bit value expressed in 100 nanosecond units.
1e7 is one second in such units; 1e-7 the inverse.
429.4967296 is 2**32 / 1e7 or 2**32 * 1e-7.
*/
return Py_BuildValue(
"ddddd",
(double)(kernel.dwHighDateTime*429.4967296 +
kernel.dwLowDateTime*1e-7),
(double)(user.dwHighDateTime*429.4967296 +
user.dwLowDateTime*1e-7),
(double)0,
(double)0,
(double)0);
}
#endif /* MS_WIN32 */
#ifdef HAVE_TIMES
static char posix_times__doc__[] =
"times() -> (utime, stime, cutime, cstime, elapsed_time)\n\
Return a tuple of floating point numbers indicating process times.";
#endif
#ifdef HAVE_SETSID
static char posix_setsid__doc__[] =
"setsid() -> None\n\
Call the system call setsid().";
static PyObject *
posix_setsid(PyObject *self, PyObject *args)
{
if (!PyArg_ParseTuple(args, ":setsid"))
return NULL;
if (setsid() < 0)
return posix_error();
Py_INCREF(Py_None);
return Py_None;
}
#endif /* HAVE_SETSID */
#ifdef HAVE_SETPGID
static char posix_setpgid__doc__[] =
"setpgid(pid, pgrp) -> None\n\
Call the system call setpgid().";
static PyObject *
posix_setpgid(PyObject *self, PyObject *args)
{
int pid, pgrp;
if (!PyArg_ParseTuple(args, "ii:setpgid", &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 char posix_tcgetpgrp__doc__[] =
"tcgetpgrp(fd) -> pgid\n\
Return the process group associated with the terminal given by a fd.";
static PyObject *
posix_tcgetpgrp(PyObject *self, PyObject *args)
{
int fd, pgid;
if (!PyArg_ParseTuple(args, "i:tcgetpgrp", &fd))
return NULL;
pgid = tcgetpgrp(fd);
if (pgid < 0)
return posix_error();
return PyInt_FromLong((long)pgid);
}
#endif /* HAVE_TCGETPGRP */
#ifdef HAVE_TCSETPGRP
static char posix_tcsetpgrp__doc__[] =
"tcsetpgrp(fd, pgid) -> None\n\
Set the process group associated with the terminal given by a fd.";
static PyObject *
posix_tcsetpgrp(PyObject *self, PyObject *args)
{
int fd, pgid;
if (!PyArg_ParseTuple(args, "ii:tcsetpgrp", &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 char posix_open__doc__[] =
"open(filename, flag [, mode=0777]) -> fd\n\
Open a file (for low level IO).";
static PyObject *
posix_open(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_with_filename(file);
return PyInt_FromLong((long)fd);
}
static char posix_close__doc__[] =
"close(fd) -> None\n\
Close a file descriptor (for low level IO).";
static PyObject *
posix_close(PyObject *self, PyObject *args)
{
int fd, res;
if (!PyArg_ParseTuple(args, "i:close", &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 char posix_dup__doc__[] =
"dup(fd) -> fd2\n\
Return a duplicate of a file descriptor.";
static PyObject *
posix_dup(PyObject *self, PyObject *args)
{
int fd;
if (!PyArg_ParseTuple(args, "i:dup", &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 char posix_dup2__doc__[] =
"dup2(fd, fd2) -> None\n\
Duplicate file descriptor.";
static PyObject *
posix_dup2(PyObject *self, PyObject *args)
{
int fd, fd2, res;
if (!PyArg_ParseTuple(args, "ii:dup2", &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 char posix_lseek__doc__[] =
"lseek(fd, pos, how) -> newpos\n\
Set the current position of a file descriptor.";
static PyObject *
posix_lseek(PyObject *self, PyObject *args)
{
int fd, how;
#ifdef MS_WIN64
LONG_LONG pos, res;
#else
off_t pos, res;
#endif
PyObject *posobj;
if (!PyArg_ParseTuple(args, "iOi:lseek", &fd, &posobj, &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 */
#if !defined(HAVE_LARGEFILE_SUPPORT)
pos = PyInt_AsLong(posobj);
#else
pos = PyLong_Check(posobj) ?
PyLong_AsLongLong(posobj) : PyInt_AsLong(posobj);
#endif
if (PyErr_Occurred())
return NULL;
Py_BEGIN_ALLOW_THREADS
#ifdef MS_WIN64
res = _lseeki64(fd, pos, how);
#else
res = lseek(fd, pos, how);
#endif
Py_END_ALLOW_THREADS
if (res < 0)
return posix_error();
#if !defined(HAVE_LARGEFILE_SUPPORT)
return PyInt_FromLong(res);
#else
return PyLong_FromLongLong(res);
#endif
}
static char posix_read__doc__[] =
"read(fd, buffersize) -> string\n\
Read a file descriptor.";
static PyObject *
posix_read(PyObject *self, PyObject *args)
{
int fd, size, n;
PyObject *buffer;
if (!PyArg_ParseTuple(args, "ii:read", &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 char posix_write__doc__[] =
"write(fd, string) -> byteswritten\n\
Write a string to a file descriptor.";
static PyObject *
posix_write(PyObject *self, PyObject *args)
{
int fd, size;
char *buffer;
if (!PyArg_ParseTuple(args, "is#:write", &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 char posix_fstat__doc__[]=
"fstat(fd) -> (mode, ino, dev, nlink, uid, gid, size, atime, mtime, ctime)\n\
Like stat(), but for an open file descriptor.";
static PyObject *
posix_fstat(PyObject *self, PyObject *args)
{
int fd;
STRUCT_STAT st;
int res;
if (!PyArg_ParseTuple(args, "i:fstat", &fd))
return NULL;
Py_BEGIN_ALLOW_THREADS
res = FSTAT(fd, &st);
Py_END_ALLOW_THREADS
if (res != 0)
return posix_error();
return _pystat_fromstructstat(st);
}
static char posix_fdopen__doc__[] =
"fdopen(fd, [, mode='r' [, bufsize]]) -> file_object\n\
Return an open file object connected to a file descriptor.";
static PyObject *
posix_fdopen(PyObject *self, PyObject *args)
{
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;
}
static char posix_isatty__doc__[] =
"isatty(fd) -> Boolean\n\
Return true if the file descriptor 'fd' is an open file descriptor\n\
connected to a terminal.";
static PyObject *
posix_isatty(PyObject *self, PyObject *args)
{
int fd;
if (!PyArg_ParseTuple(args, "i:isatty", &fd))
return NULL;
return Py_BuildValue("i", isatty(fd));
}
#ifdef HAVE_PIPE
static char posix_pipe__doc__[] =
"pipe() -> (read_end, write_end)\n\
Create a pipe.";
static PyObject *
posix_pipe(PyObject *self, PyObject *args)
{
#if defined(PYOS_OS2)
HFILE read, write;
APIRET rc;
if (!PyArg_ParseTuple(args, ":pipe"))
return NULL;
Py_BEGIN_ALLOW_THREADS
rc = DosCreatePipe( &read, &write, 4096);
Py_END_ALLOW_THREADS
if (rc != NO_ERROR)
return os2_error(rc);
return Py_BuildValue("(ii)", read, write);
#else
#if !defined(MS_WIN32)
int fds[2];
int res;
if (!PyArg_ParseTuple(args, ":pipe"))
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;
int read_fd, write_fd;
BOOL ok;
if (!PyArg_ParseTuple(args, ":pipe"))
return NULL;
Py_BEGIN_ALLOW_THREADS
ok = CreatePipe(&read, &write, NULL, 0);
Py_END_ALLOW_THREADS
if (!ok)
return win32_error("CreatePipe", NULL);
read_fd = _open_osfhandle((intptr_t)read, 0);
write_fd = _open_osfhandle((intptr_t)write, 1);
return Py_BuildValue("(ii)", read_fd, write_fd);
#endif /* MS_WIN32 */
#endif
}
#endif /* HAVE_PIPE */
#ifdef HAVE_MKFIFO
static char posix_mkfifo__doc__[] =
"mkfifo(file, [, mode=0666]) -> None\n\
Create a FIFO (a POSIX named pipe).";
static PyObject *
posix_mkfifo(PyObject *self, PyObject *args)
{
char *file;
int mode = 0666;
int res;
if (!PyArg_ParseTuple(args, "s|i:mkfifo", &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 char posix_ftruncate__doc__[] =
"ftruncate(fd, length) -> None\n\
Truncate a file to a specified length.";
static PyObject *
posix_ftruncate(PyObject *self, PyObject *args)
{
int fd;
off_t length;
int res;
PyObject *lenobj;
if (!PyArg_ParseTuple(args, "iO:ftruncate", &fd, &lenobj))
return NULL;
#if !defined(HAVE_LARGEFILE_SUPPORT)
length = PyInt_AsLong(lenobj);
#else
length = PyLong_Check(lenobj) ?
PyLong_AsLongLong(lenobj) : PyInt_AsLong(lenobj);
#endif
if (PyErr_Occurred())
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 NeXT
#define HAVE_PUTENV
/* Steve Spicklemire got this putenv from NeXTAnswers */
static int
putenv(char *newval)
{
extern char **environ;
static int firstTime = 1;
char **ep;
char *cp;
int esiz;
char *np;
if (!(np = strchr(newval, '=')))
return 1;
*np = '\0';
/* look it up */
for (ep=environ ; *ep ; ep++)
{
/* this should always be true... */
if (cp = strchr(*ep, '='))
{
*cp = '\0';
if (!strcmp(*ep, newval))
{
/* got it! */
*cp = '=';
break;
}
*cp = '=';
}
else
{
*np = '=';
return 1;
}
}
*np = '=';
if (*ep)
{
/* the string was already there:
just replace it with the new one */
*ep = newval;
return 0;
}
/* expand environ by one */
for (esiz=2, ep=environ ; *ep ; ep++)
esiz++;
if (firstTime)
{
char **epp;
char **newenv;
if (!(newenv = malloc(esiz * sizeof(char *))))
return 1;
for (ep=environ, epp=newenv ; *ep ;)
*epp++ = *ep++;
*epp++ = newval;
*epp = (char *) 0;
environ = newenv;
}
else
{
if (!(environ = realloc(environ, esiz * sizeof(char *))))
return 1;
environ[esiz - 2] = newval;
environ[esiz - 1] = (char *) 0;
firstTime = 0;
}
return 0;
}
#endif /* NeXT */
#ifdef HAVE_PUTENV
static char posix_putenv__doc__[] =
"putenv(key, value) -> None\n\
Change or add an environment variable.";
/* Save putenv() parameters as values here, so we can collect them when they
* get re-set with another call for the same key. */
static PyObject *posix_putenv_garbage;
static PyObject *
posix_putenv(PyObject *self, PyObject *args)
{
char *s1, *s2;
char *new;
PyObject *newstr;
if (!PyArg_ParseTuple(args, "ss:putenv", &s1, &s2))
return NULL;
#if defined(PYOS_OS2)
if (stricmp(s1, "BEGINLIBPATH") == 0) {
APIRET rc;
if (strlen(s2) == 0) /* If New Value is an Empty String */
s2 = NULL; /* Then OS/2 API Wants a NULL to Undefine It */
rc = DosSetExtLIBPATH(s2, BEGIN_LIBPATH);
if (rc != NO_ERROR)
return os2_error(rc);
} else if (stricmp(s1, "ENDLIBPATH") == 0) {
APIRET rc;
if (strlen(s2) == 0) /* If New Value is an Empty String */
s2 = NULL; /* Then OS/2 API Wants a NULL to Undefine It */
rc = DosSetExtLIBPATH(s2, END_LIBPATH);
if (rc != NO_ERROR)
return os2_error(rc);
} else {
#endif
/* XXX This can leak memory -- not easy to fix :-( */
newstr = PyString_FromStringAndSize(NULL, strlen(s1) + strlen(s2) + 2);
if (newstr == NULL)
return PyErr_NoMemory();
new = PyString_AS_STRING(newstr);
(void) sprintf(new, "%s=%s", s1, s2);
if (putenv(new)) {
posix_error();
return NULL;
}
/* Install the first arg and newstr in posix_putenv_garbage;
* this will cause previous value to be collected. This has to
* happen after the real putenv() call because the old value
* was still accessible until then. */
if (PyDict_SetItem(posix_putenv_garbage,
PyTuple_GET_ITEM(args, 0), newstr)) {
/* really not much we can do; just leak */
PyErr_Clear();
}
else {
Py_DECREF(newstr);
}
#if defined(PYOS_OS2)
}
#endif
Py_INCREF(Py_None);
return Py_None;
}
#endif /* putenv */
#ifdef HAVE_STRERROR
static char posix_strerror__doc__[] =
"strerror(code) -> string\n\
Translate an error code to a message string.";
PyObject *
posix_strerror(PyObject *self, PyObject *args)
{
int code;
char *message;
if (!PyArg_ParseTuple(args, "i:strerror", &code))
return NULL;
message = strerror(code);
if (message == NULL) {
PyErr_SetString(PyExc_ValueError,
"strerror code out of range");
return NULL;
}
return PyString_FromString(message);
}
#endif /* strerror */
#ifdef HAVE_SYS_WAIT_H
#ifdef WIFSTOPPED
static char posix_WIFSTOPPED__doc__[] =
"WIFSTOPPED(status) -> Boolean\n\
Return true if the process returning 'status' was stopped.";
static PyObject *
posix_WIFSTOPPED(PyObject *self, PyObject *args)
{
#ifdef UNION_WAIT
union wait status;
#define status_i (status.w_status)
#else
int status;
#define status_i status
#endif
status_i = 0;
if (!PyArg_ParseTuple(args, "i:WIFSTOPPED", &status_i))
{
return NULL;
}
return Py_BuildValue("i", WIFSTOPPED(status));
#undef status_i
}
#endif /* WIFSTOPPED */
#ifdef WIFSIGNALED
static char posix_WIFSIGNALED__doc__[] =
"WIFSIGNALED(status) -> Boolean\n\
Return true if the process returning 'status' was terminated by a signal.";
static PyObject *
posix_WIFSIGNALED(PyObject *self, PyObject *args)
{
#ifdef UNION_WAIT
union wait status;
#define status_i (status.w_status)
#else
int status;
#define status_i status
#endif
status_i = 0;
if (!PyArg_ParseTuple(args, "i:WIFSIGNALED", &status_i))
{
return NULL;
}
return Py_BuildValue("i", WIFSIGNALED(status));
#undef status_i
}
#endif /* WIFSIGNALED */
#ifdef WIFEXITED
static char posix_WIFEXITED__doc__[] =
"WIFEXITED(status) -> Boolean\n\
Return true if the process returning 'status' exited using the exit()\n\
system call.";
static PyObject *
posix_WIFEXITED(PyObject *self, PyObject *args)
{
#ifdef UNION_WAIT
union wait status;
#define status_i (status.w_status)
#else
int status;
#define status_i status
#endif
status_i = 0;
if (!PyArg_ParseTuple(args, "i:WIFEXITED", &status_i))
{
return NULL;
}
return Py_BuildValue("i", WIFEXITED(status));
#undef status_i
}
#endif /* WIFEXITED */
#ifdef WEXITSTATUS
static char posix_WEXITSTATUS__doc__[] =
"WEXITSTATUS(status) -> integer\n\
Return the process return code from 'status'.";
static PyObject *
posix_WEXITSTATUS(PyObject *self, PyObject *args)
{
#ifdef UNION_WAIT
union wait status;
#define status_i (status.w_status)
#else
int status;
#define status_i status
#endif
status_i = 0;
if (!PyArg_ParseTuple(args, "i:WEXITSTATUS", &status_i))
{
return NULL;
}
return Py_BuildValue("i", WEXITSTATUS(status));
#undef status_i
}
#endif /* WEXITSTATUS */
#ifdef WTERMSIG
static char posix_WTERMSIG__doc__[] =
"WTERMSIG(status) -> integer\n\
Return the signal that terminated the process that provided the 'status'\n\
value.";
static PyObject *
posix_WTERMSIG(PyObject *self, PyObject *args)
{
#ifdef UNION_WAIT
union wait status;
#define status_i (status.w_status)
#else
int status;
#define status_i status
#endif
status_i = 0;
if (!PyArg_ParseTuple(args, "i:WTERMSIG", &status_i))
{
return NULL;
}
return Py_BuildValue("i", WTERMSIG(status));
#undef status_i
}
#endif /* WTERMSIG */
#ifdef WSTOPSIG
static char posix_WSTOPSIG__doc__[] =
"WSTOPSIG(status) -> integer\n\
Return the signal that stopped the process that provided the 'status' value.";
static PyObject *
posix_WSTOPSIG(PyObject *self, PyObject *args)
{
#ifdef UNION_WAIT
union wait status;
#define status_i (status.w_status)
#else
int status;
#define status_i status
#endif
status_i = 0;
if (!PyArg_ParseTuple(args, "i:WSTOPSIG", &status_i))
{
return NULL;
}
return Py_BuildValue("i", WSTOPSIG(status));
#undef status_i
}
#endif /* WSTOPSIG */
#endif /* HAVE_SYS_WAIT_H */
#if defined(HAVE_FSTATVFS)
#ifdef _SCO_DS
/* SCO OpenServer 5.0 and later requires _SVID3 before it reveals the
needed definitions in sys/statvfs.h */
#define _SVID3
#endif
#include <sys/statvfs.h>
static char posix_fstatvfs__doc__[] =
"fstatvfs(fd) -> \n\
(bsize, frsize, blocks, bfree, bavail, files, ffree, favail, flag, namemax)\n\
Perform an fstatvfs system call on the given fd.";
static PyObject *
posix_fstatvfs(PyObject *self, PyObject *args)
{
int fd, res;
struct statvfs st;
if (!PyArg_ParseTuple(args, "i:fstatvfs", &fd))
return NULL;
Py_BEGIN_ALLOW_THREADS
res = fstatvfs(fd, &st);
Py_END_ALLOW_THREADS
if (res != 0)
return posix_error();
#if !defined(HAVE_LARGEFILE_SUPPORT)
return Py_BuildValue("(llllllllll)",
(long) st.f_bsize,
(long) st.f_frsize,
(long) st.f_blocks,
(long) st.f_bfree,
(long) st.f_bavail,
(long) st.f_files,
(long) st.f_ffree,
(long) st.f_favail,
(long) st.f_flag,
(long) st.f_namemax);
#else
return Py_BuildValue("(llLLLLLLll)",
(long) st.f_bsize,
(long) st.f_frsize,
(LONG_LONG) st.f_blocks,
(LONG_LONG) st.f_bfree,
(LONG_LONG) st.f_bavail,
(LONG_LONG) st.f_files,
(LONG_LONG) st.f_ffree,
(LONG_LONG) st.f_favail,
(long) st.f_flag,
(long) st.f_namemax);
#endif
}
#endif /* HAVE_FSTATVFS */
#if defined(HAVE_STATVFS)
#include <sys/statvfs.h>
static char posix_statvfs__doc__[] =
"statvfs(path) -> \n\
(bsize, frsize, blocks, bfree, bavail, files, ffree, favail, flag, namemax)\n\
Perform a statvfs system call on the given path.";
static PyObject *
posix_statvfs(PyObject *self, PyObject *args)
{
char *path;
int res;
struct statvfs st;
if (!PyArg_ParseTuple(args, "s:statvfs", &path))
return NULL;
Py_BEGIN_ALLOW_THREADS
res = statvfs(path, &st);
Py_END_ALLOW_THREADS
if (res != 0)
return posix_error_with_filename(path);
#if !defined(HAVE_LARGEFILE_SUPPORT)
return Py_BuildValue("(llllllllll)",
(long) st.f_bsize,
(long) st.f_frsize,
(long) st.f_blocks,
(long) st.f_bfree,
(long) st.f_bavail,
(long) st.f_files,
(long) st.f_ffree,
(long) st.f_favail,
(long) st.f_flag,
(long) st.f_namemax);
#else /* HAVE_LARGEFILE_SUPPORT */
return Py_BuildValue("(llLLLLLLll)",
(long) st.f_bsize,
(long) st.f_frsize,
(LONG_LONG) st.f_blocks,
(LONG_LONG) st.f_bfree,
(LONG_LONG) st.f_bavail,
(LONG_LONG) st.f_files,
(LONG_LONG) st.f_ffree,
(LONG_LONG) st.f_favail,
(long) st.f_flag,
(long) st.f_namemax);
#endif
}
#endif /* HAVE_STATVFS */
#ifdef HAVE_TEMPNAM
static char posix_tempnam__doc__[] = "\
tempnam([dir[, prefix]]) -> string\n\
Return a unique name for a temporary file.\n\
The directory and a short may be specified as strings; they may be omitted\n\
or None if not needed.";
static PyObject *
posix_tempnam(PyObject *self, PyObject *args)
{
PyObject *result = NULL;
char *dir = NULL;
char *pfx = NULL;
char *name;
if (!PyArg_ParseTuple(args, "|zz:tempnam", &dir, &pfx))
return NULL;
name = tempnam(dir, pfx);
if (name == NULL)
return PyErr_NoMemory();
result = PyString_FromString(name);
free(name);
return result;
}
#endif
#ifdef HAVE_TMPFILE
static char posix_tmpfile__doc__[] = "\
tmpfile() -> file object\n\
Create a temporary file with no directory entries.";
static PyObject *
posix_tmpfile(PyObject *self, PyObject *args)
{
FILE *fp;
if (!PyArg_ParseTuple(args, ":tmpfile"))
return NULL;
fp = tmpfile();
if (fp == NULL)
return posix_error();
return PyFile_FromFile(fp, "<tmpfile>", "w+", fclose);
}
#endif
#ifdef HAVE_TMPNAM
static char posix_tmpnam__doc__[] = "\
tmpnam() -> string\n\
Return a unique name for a temporary file.";
static PyObject *
posix_tmpnam(PyObject *self, PyObject *args)
{
char buffer[L_tmpnam];
char *name;
if (!PyArg_ParseTuple(args, ":tmpnam"))
return NULL;
#ifdef USE_TMPNAM_R
name = tmpnam_r(buffer);
#else
name = tmpnam(buffer);
#endif
if (name == NULL) {
PyErr_SetObject(PyExc_OSError,
Py_BuildValue("is", 0,
#ifdef USE_TMPNAM_R
"unexpected NULL from tmpnam_r"
#else
"unexpected NULL from tmpnam"
#endif
));
return NULL;
}
return PyString_FromString(buffer);
}
#endif
/* This is used for fpathconf(), pathconf(), confstr() and sysconf().
* It maps strings representing configuration variable names to
* integer values, allowing those functions to be called with the
* magic names instead of polluting the module's namespace with tons of
* rarely-used constants. There are three separate tables that use
* these definitions.
*
* This code is always included, even if none of the interfaces that
* need it are included. The #if hackery needed to avoid it would be
* sufficiently pervasive that it's not worth the loss of readability.
*/
struct constdef {
char *name;
long value;
};
static int
conv_confname(PyObject *arg, int *valuep, struct constdef *table,
size_t tablesize)
{
if (PyInt_Check(arg)) {
*valuep = PyInt_AS_LONG(arg);
return 1;
}
if (PyString_Check(arg)) {
/* look up the value in the table using a binary search */
size_t lo = 0;
size_t mid;
size_t hi = tablesize;
int cmp;
char *confname = PyString_AS_STRING(arg);
while (lo < hi) {
mid = (lo + hi) / 2;
cmp = strcmp(confname, table[mid].name);
if (cmp < 0)
hi = mid;
else if (cmp > 0)
lo = mid + 1;
else {
*valuep = table[mid].value;
return 1;
}
}
PyErr_SetString(PyExc_ValueError, "unrecognized configuration name");
}
else
PyErr_SetString(PyExc_TypeError,
"configuration names must be strings or integers");
return 0;
}
#if defined(HAVE_FPATHCONF) || defined(HAVE_PATHCONF)
static struct constdef posix_constants_pathconf[] = {
#ifdef _PC_ABI_AIO_XFER_MAX
{"PC_ABI_AIO_XFER_MAX", _PC_ABI_AIO_XFER_MAX},
#endif
#ifdef _PC_ABI_ASYNC_IO
{"PC_ABI_ASYNC_IO", _PC_ABI_ASYNC_IO},
#endif
#ifdef _PC_ASYNC_IO
{"PC_ASYNC_IO", _PC_ASYNC_IO},
#endif
#ifdef _PC_CHOWN_RESTRICTED
{"PC_CHOWN_RESTRICTED", _PC_CHOWN_RESTRICTED},
#endif
#ifdef _PC_FILESIZEBITS
{"PC_FILESIZEBITS", _PC_FILESIZEBITS},
#endif
#ifdef _PC_LAST
{"PC_LAST", _PC_LAST},
#endif
#ifdef _PC_LINK_MAX
{"PC_LINK_MAX", _PC_LINK_MAX},
#endif
#ifdef _PC_MAX_CANON
{"PC_MAX_CANON", _PC_MAX_CANON},
#endif
#ifdef _PC_MAX_INPUT
{"PC_MAX_INPUT", _PC_MAX_INPUT},
#endif
#ifdef _PC_NAME_MAX
{"PC_NAME_MAX", _PC_NAME_MAX},
#endif
#ifdef _PC_NO_TRUNC
{"PC_NO_TRUNC", _PC_NO_TRUNC},
#endif
#ifdef _PC_PATH_MAX
{"PC_PATH_MAX", _PC_PATH_MAX},
#endif
#ifdef _PC_PIPE_BUF
{"PC_PIPE_BUF", _PC_PIPE_BUF},
#endif
#ifdef _PC_PRIO_IO
{"PC_PRIO_IO", _PC_PRIO_IO},
#endif
#ifdef _PC_SOCK_MAXBUF
{"PC_SOCK_MAXBUF", _PC_SOCK_MAXBUF},
#endif
#ifdef _PC_SYNC_IO
{"PC_SYNC_IO", _PC_SYNC_IO},
#endif
#ifdef _PC_VDISABLE
{"PC_VDISABLE", _PC_VDISABLE},
#endif
};
static int
conv_path_confname(PyObject *arg, int *valuep)
{
return conv_confname(arg, valuep, posix_constants_pathconf,
sizeof(posix_constants_pathconf)
/ sizeof(struct constdef));
}
#endif
#ifdef HAVE_FPATHCONF
static char posix_fpathconf__doc__[] = "\
fpathconf(fd, name) -> integer\n\
Return the configuration limit name for the file descriptor fd.\n\
If there is no limit, return -1.";
static PyObject *
posix_fpathconf(PyObject *self, PyObject *args)
{
PyObject *result = NULL;
int name, fd;
if (PyArg_ParseTuple(args, "iO&:fpathconf", &fd,
conv_path_confname, &name)) {
long limit;
errno = 0;
limit = fpathconf(fd, name);
if (limit == -1 && errno != 0)
posix_error();
else
result = PyInt_FromLong(limit);
}
return result;
}
#endif
#ifdef HAVE_PATHCONF
static char posix_pathconf__doc__[] = "\
pathconf(path, name) -> integer\n\
Return the configuration limit name for the file or directory path.\n\
If there is no limit, return -1.";
static PyObject *
posix_pathconf(PyObject *self, PyObject *args)
{
PyObject *result = NULL;
int name;
char *path;
if (PyArg_ParseTuple(args, "sO&:pathconf", &path,
conv_path_confname, &name)) {
long limit;
errno = 0;
limit = pathconf(path, name);
if (limit == -1 && errno != 0) {
if (errno == EINVAL)
/* could be a path or name problem */
posix_error();
else
posix_error_with_filename(path);
}
else
result = PyInt_FromLong(limit);
}
return result;
}
#endif
#ifdef HAVE_CONFSTR
static struct constdef posix_constants_confstr[] = {
#ifdef _CS_ARCHITECTURE
{"CS_ARCHITECTURE", _CS_ARCHITECTURE},
#endif
#ifdef _CS_HOSTNAME
{"CS_HOSTNAME", _CS_HOSTNAME},
#endif
#ifdef _CS_HW_PROVIDER
{"CS_HW_PROVIDER", _CS_HW_PROVIDER},
#endif
#ifdef _CS_HW_SERIAL
{"CS_HW_SERIAL", _CS_HW_SERIAL},
#endif
#ifdef _CS_INITTAB_NAME
{"CS_INITTAB_NAME", _CS_INITTAB_NAME},
#endif
#ifdef _CS_LFS64_CFLAGS
{"CS_LFS64_CFLAGS", _CS_LFS64_CFLAGS},
#endif
#ifdef _CS_LFS64_LDFLAGS
{"CS_LFS64_LDFLAGS", _CS_LFS64_LDFLAGS},
#endif
#ifdef _CS_LFS64_LIBS
{"CS_LFS64_LIBS", _CS_LFS64_LIBS},
#endif
#ifdef _CS_LFS64_LINTFLAGS
{"CS_LFS64_LINTFLAGS", _CS_LFS64_LINTFLAGS},
#endif
#ifdef _CS_LFS_CFLAGS
{"CS_LFS_CFLAGS", _CS_LFS_CFLAGS},
#endif
#ifdef _CS_LFS_LDFLAGS
{"CS_LFS_LDFLAGS", _CS_LFS_LDFLAGS},
#endif
#ifdef _CS_LFS_LIBS
{"CS_LFS_LIBS", _CS_LFS_LIBS},
#endif
#ifdef _CS_LFS_LINTFLAGS
{"CS_LFS_LINTFLAGS", _CS_LFS_LINTFLAGS},
#endif
#ifdef _CS_MACHINE
{"CS_MACHINE", _CS_MACHINE},
#endif
#ifdef _CS_PATH
{"CS_PATH", _CS_PATH},
#endif
#ifdef _CS_RELEASE
{"CS_RELEASE", _CS_RELEASE},
#endif
#ifdef _CS_SRPC_DOMAIN
{"CS_SRPC_DOMAIN", _CS_SRPC_DOMAIN},
#endif
#ifdef _CS_SYSNAME
{"CS_SYSNAME", _CS_SYSNAME},
#endif
#ifdef _CS_VERSION
{"CS_VERSION", _CS_VERSION},
#endif
#ifdef _CS_XBS5_ILP32_OFF32_CFLAGS
{"CS_XBS5_ILP32_OFF32_CFLAGS", _CS_XBS5_ILP32_OFF32_CFLAGS},
#endif
#ifdef _CS_XBS5_ILP32_OFF32_LDFLAGS
{"CS_XBS5_ILP32_OFF32_LDFLAGS", _CS_XBS5_ILP32_OFF32_LDFLAGS},
#endif
#ifdef _CS_XBS5_ILP32_OFF32_LIBS
{"CS_XBS5_ILP32_OFF32_LIBS", _CS_XBS5_ILP32_OFF32_LIBS},
#endif
#ifdef _CS_XBS5_ILP32_OFF32_LINTFLAGS
{"CS_XBS5_ILP32_OFF32_LINTFLAGS", _CS_XBS5_ILP32_OFF32_LINTFLAGS},
#endif
#ifdef _CS_XBS5_ILP32_OFFBIG_CFLAGS
{"CS_XBS5_ILP32_OFFBIG_CFLAGS", _CS_XBS5_ILP32_OFFBIG_CFLAGS},
#endif
#ifdef _CS_XBS5_ILP32_OFFBIG_LDFLAGS
{"CS_XBS5_ILP32_OFFBIG_LDFLAGS", _CS_XBS5_ILP32_OFFBIG_LDFLAGS},
#endif
#ifdef _CS_XBS5_ILP32_OFFBIG_LIBS
{"CS_XBS5_ILP32_OFFBIG_LIBS", _CS_XBS5_ILP32_OFFBIG_LIBS},
#endif
#ifdef _CS_XBS5_ILP32_OFFBIG_LINTFLAGS
{"CS_XBS5_ILP32_OFFBIG_LINTFLAGS", _CS_XBS5_ILP32_OFFBIG_LINTFLAGS},
#endif
#ifdef _CS_XBS5_LP64_OFF64_CFLAGS
{"CS_XBS5_LP64_OFF64_CFLAGS", _CS_XBS5_LP64_OFF64_CFLAGS},
#endif
#ifdef _CS_XBS5_LP64_OFF64_LDFLAGS
{"CS_XBS5_LP64_OFF64_LDFLAGS", _CS_XBS5_LP64_OFF64_LDFLAGS},
#endif
#ifdef _CS_XBS5_LP64_OFF64_LIBS
{"CS_XBS5_LP64_OFF64_LIBS", _CS_XBS5_LP64_OFF64_LIBS},
#endif
#ifdef _CS_XBS5_LP64_OFF64_LINTFLAGS
{"CS_XBS5_LP64_OFF64_LINTFLAGS", _CS_XBS5_LP64_OFF64_LINTFLAGS},
#endif
#ifdef _CS_XBS5_LPBIG_OFFBIG_CFLAGS
{"CS_XBS5_LPBIG_OFFBIG_CFLAGS", _CS_XBS5_LPBIG_OFFBIG_CFLAGS},
#endif
#ifdef _CS_XBS5_LPBIG_OFFBIG_LDFLAGS
{"CS_XBS5_LPBIG_OFFBIG_LDFLAGS", _CS_XBS5_LPBIG_OFFBIG_LDFLAGS},
#endif
#ifdef _CS_XBS5_LPBIG_OFFBIG_LIBS
{"CS_XBS5_LPBIG_OFFBIG_LIBS", _CS_XBS5_LPBIG_OFFBIG_LIBS},
#endif
#ifdef _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS
{"CS_XBS5_LPBIG_OFFBIG_LINTFLAGS", _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS},
#endif
#ifdef _MIPS_CS_AVAIL_PROCESSORS
{"MIPS_CS_AVAIL_PROCESSORS", _MIPS_CS_AVAIL_PROCESSORS},
#endif
#ifdef _MIPS_CS_BASE
{"MIPS_CS_BASE", _MIPS_CS_BASE},
#endif
#ifdef _MIPS_CS_HOSTID
{"MIPS_CS_HOSTID", _MIPS_CS_HOSTID},
#endif
#ifdef _MIPS_CS_HW_NAME
{"MIPS_CS_HW_NAME", _MIPS_CS_HW_NAME},
#endif
#ifdef _MIPS_CS_NUM_PROCESSORS
{"MIPS_CS_NUM_PROCESSORS", _MIPS_CS_NUM_PROCESSORS},
#endif
#ifdef _MIPS_CS_OSREL_MAJ
{"MIPS_CS_OSREL_MAJ", _MIPS_CS_OSREL_MAJ},
#endif
#ifdef _MIPS_CS_OSREL_MIN
{"MIPS_CS_OSREL_MIN", _MIPS_CS_OSREL_MIN},
#endif
#ifdef _MIPS_CS_OSREL_PATCH
{"MIPS_CS_OSREL_PATCH", _MIPS_CS_OSREL_PATCH},
#endif
#ifdef _MIPS_CS_OS_NAME
{"MIPS_CS_OS_NAME", _MIPS_CS_OS_NAME},
#endif
#ifdef _MIPS_CS_OS_PROVIDER
{"MIPS_CS_OS_PROVIDER", _MIPS_CS_OS_PROVIDER},
#endif
#ifdef _MIPS_CS_PROCESSORS
{"MIPS_CS_PROCESSORS", _MIPS_CS_PROCESSORS},
#endif
#ifdef _MIPS_CS_SERIAL
{"MIPS_CS_SERIAL", _MIPS_CS_SERIAL},
#endif
#ifdef _MIPS_CS_VENDOR
{"MIPS_CS_VENDOR", _MIPS_CS_VENDOR},
#endif
};
static int
conv_confstr_confname(PyObject *arg, int *valuep)
{
return conv_confname(arg, valuep, posix_constants_confstr,
sizeof(posix_constants_confstr)
/ sizeof(struct constdef));
}
static char posix_confstr__doc__[] = "\
confstr(name) -> string\n\
Return a string-valued system configuration variable.";
static PyObject *
posix_confstr(PyObject *self, PyObject *args)
{
PyObject *result = NULL;
int name;
char buffer[64];
if (PyArg_ParseTuple(args, "O&:confstr", conv_confstr_confname, &name)) {
int len = confstr(name, buffer, sizeof(buffer));
errno = 0;
if (len == 0) {
if (errno != 0)
posix_error();
else
result = PyString_FromString("");
}
else {
if (len >= sizeof(buffer)) {
result = PyString_FromStringAndSize(NULL, len);
if (result != NULL)
confstr(name, PyString_AS_STRING(result), len+1);
}
else
result = PyString_FromString(buffer);
}
}
return result;
}
#endif
#ifdef HAVE_SYSCONF
static struct constdef posix_constants_sysconf[] = {
#ifdef _SC_2_CHAR_TERM
{"SC_2_CHAR_TERM", _SC_2_CHAR_TERM},
#endif
#ifdef _SC_2_C_BIND
{"SC_2_C_BIND", _SC_2_C_BIND},
#endif
#ifdef _SC_2_C_DEV
{"SC_2_C_DEV", _SC_2_C_DEV},
#endif
#ifdef _SC_2_C_VERSION
{"SC_2_C_VERSION", _SC_2_C_VERSION},
#endif
#ifdef _SC_2_FORT_DEV
{"SC_2_FORT_DEV", _SC_2_FORT_DEV},
#endif
#ifdef _SC_2_FORT_RUN
{"SC_2_FORT_RUN", _SC_2_FORT_RUN},
#endif
#ifdef _SC_2_LOCALEDEF
{"SC_2_LOCALEDEF", _SC_2_LOCALEDEF},
#endif
#ifdef _SC_2_SW_DEV
{"SC_2_SW_DEV", _SC_2_SW_DEV},
#endif
#ifdef _SC_2_UPE
{"SC_2_UPE", _SC_2_UPE},
#endif
#ifdef _SC_2_VERSION
{"SC_2_VERSION", _SC_2_VERSION},
#endif
#ifdef _SC_ABI_ASYNCHRONOUS_IO
{"SC_ABI_ASYNCHRONOUS_IO", _SC_ABI_ASYNCHRONOUS_IO},
#endif
#ifdef _SC_ACL
{"SC_ACL", _SC_ACL},
#endif
#ifdef _SC_AIO_LISTIO_MAX
{"SC_AIO_LISTIO_MAX", _SC_AIO_LISTIO_MAX},
#endif
#ifdef _SC_AIO_MAX
{"SC_AIO_MAX", _SC_AIO_MAX},
#endif
#ifdef _SC_AIO_PRIO_DELTA_MAX
{"SC_AIO_PRIO_DELTA_MAX", _SC_AIO_PRIO_DELTA_MAX},
#endif
#ifdef _SC_ARG_MAX
{"SC_ARG_MAX", _SC_ARG_MAX},
#endif
#ifdef _SC_ASYNCHRONOUS_IO
{"SC_ASYNCHRONOUS_IO", _SC_ASYNCHRONOUS_IO},
#endif
#ifdef _SC_ATEXIT_MAX
{"SC_ATEXIT_MAX", _SC_ATEXIT_MAX},
#endif
#ifdef _SC_AUDIT
{"SC_AUDIT", _SC_AUDIT},
#endif
#ifdef _SC_AVPHYS_PAGES
{"SC_AVPHYS_PAGES", _SC_AVPHYS_PAGES},
#endif
#ifdef _SC_BC_BASE_MAX
{"SC_BC_BASE_MAX", _SC_BC_BASE_MAX},
#endif
#ifdef _SC_BC_DIM_MAX
{"SC_BC_DIM_MAX", _SC_BC_DIM_MAX},
#endif
#ifdef _SC_BC_SCALE_MAX
{"SC_BC_SCALE_MAX", _SC_BC_SCALE_MAX},
#endif
#ifdef _SC_BC_STRING_MAX
{"SC_BC_STRING_MAX", _SC_BC_STRING_MAX},
#endif
#ifdef _SC_CAP
{"SC_CAP", _SC_CAP},
#endif
#ifdef _SC_CHARCLASS_NAME_MAX
{"SC_CHARCLASS_NAME_MAX", _SC_CHARCLASS_NAME_MAX},
#endif
#ifdef _SC_CHAR_BIT
{"SC_CHAR_BIT", _SC_CHAR_BIT},
#endif
#ifdef _SC_CHAR_MAX
{"SC_CHAR_MAX", _SC_CHAR_MAX},
#endif
#ifdef _SC_CHAR_MIN
{"SC_CHAR_MIN", _SC_CHAR_MIN},
#endif
#ifdef _SC_CHILD_MAX
{"SC_CHILD_MAX", _SC_CHILD_MAX},
#endif
#ifdef _SC_CLK_TCK
{"SC_CLK_TCK", _SC_CLK_TCK},
#endif
#ifdef _SC_COHER_BLKSZ
{"SC_COHER_BLKSZ", _SC_COHER_BLKSZ},
#endif
#ifdef _SC_COLL_WEIGHTS_MAX
{"SC_COLL_WEIGHTS_MAX", _SC_COLL_WEIGHTS_MAX},
#endif
#ifdef _SC_DCACHE_ASSOC
{"SC_DCACHE_ASSOC", _SC_DCACHE_ASSOC},
#endif
#ifdef _SC_DCACHE_BLKSZ
{"SC_DCACHE_BLKSZ", _SC_DCACHE_BLKSZ},
#endif
#ifdef _SC_DCACHE_LINESZ
{"SC_DCACHE_LINESZ", _SC_DCACHE_LINESZ},
#endif
#ifdef _SC_DCACHE_SZ
{"SC_DCACHE_SZ", _SC_DCACHE_SZ},
#endif
#ifdef _SC_DCACHE_TBLKSZ
{"SC_DCACHE_TBLKSZ", _SC_DCACHE_TBLKSZ},
#endif
#ifdef _SC_DELAYTIMER_MAX
{"SC_DELAYTIMER_MAX", _SC_DELAYTIMER_MAX},
#endif
#ifdef _SC_EQUIV_CLASS_MAX
{"SC_EQUIV_CLASS_MAX", _SC_EQUIV_CLASS_MAX},
#endif
#ifdef _SC_EXPR_NEST_MAX
{"SC_EXPR_NEST_MAX", _SC_EXPR_NEST_MAX},
#endif
#ifdef _SC_FSYNC
{"SC_FSYNC", _SC_FSYNC},
#endif
#ifdef _SC_GETGR_R_SIZE_MAX
{"SC_GETGR_R_SIZE_MAX", _SC_GETGR_R_SIZE_MAX},
#endif
#ifdef _SC_GETPW_R_SIZE_MAX
{"SC_GETPW_R_SIZE_MAX", _SC_GETPW_R_SIZE_MAX},
#endif
#ifdef _SC_ICACHE_ASSOC
{"SC_ICACHE_ASSOC", _SC_ICACHE_ASSOC},
#endif
#ifdef _SC_ICACHE_BLKSZ
{"SC_ICACHE_BLKSZ", _SC_ICACHE_BLKSZ},
#endif
#ifdef _SC_ICACHE_LINESZ
{"SC_ICACHE_LINESZ", _SC_ICACHE_LINESZ},
#endif
#ifdef _SC_ICACHE_SZ
{"SC_ICACHE_SZ", _SC_ICACHE_SZ},
#endif
#ifdef _SC_INF
{"SC_INF", _SC_INF},
#endif
#ifdef _SC_INT_MAX
{"SC_INT_MAX", _SC_INT_MAX},
#endif
#ifdef _SC_INT_MIN
{"SC_INT_MIN", _SC_INT_MIN},
#endif
#ifdef _SC_IOV_MAX
{"SC_IOV_MAX", _SC_IOV_MAX},
#endif
#ifdef _SC_IP_SECOPTS
{"SC_IP_SECOPTS", _SC_IP_SECOPTS},
#endif
#ifdef _SC_JOB_CONTROL
{"SC_JOB_CONTROL", _SC_JOB_CONTROL},
#endif
#ifdef _SC_KERN_POINTERS
{"SC_KERN_POINTERS", _SC_KERN_POINTERS},
#endif
#ifdef _SC_KERN_SIM
{"SC_KERN_SIM", _SC_KERN_SIM},
#endif
#ifdef _SC_LINE_MAX
{"SC_LINE_MAX", _SC_LINE_MAX},
#endif
#ifdef _SC_LOGIN_NAME_MAX
{"SC_LOGIN_NAME_MAX", _SC_LOGIN_NAME_MAX},
#endif
#ifdef _SC_LOGNAME_MAX
{"SC_LOGNAME_MAX", _SC_LOGNAME_MAX},
#endif
#ifdef _SC_LONG_BIT
{"SC_LONG_BIT", _SC_LONG_BIT},
#endif
#ifdef _SC_MAC
{"SC_MAC", _SC_MAC},
#endif
#ifdef _SC_MAPPED_FILES
{"SC_MAPPED_FILES", _SC_MAPPED_FILES},
#endif
#ifdef _SC_MAXPID
{"SC_MAXPID", _SC_MAXPID},
#endif
#ifdef _SC_MB_LEN_MAX
{"SC_MB_LEN_MAX", _SC_MB_LEN_MAX},
#endif
#ifdef _SC_MEMLOCK
{"SC_MEMLOCK", _SC_MEMLOCK},
#endif
#ifdef _SC_MEMLOCK_RANGE
{"SC_MEMLOCK_RANGE", _SC_MEMLOCK_RANGE},
#endif
#ifdef _SC_MEMORY_PROTECTION
{"SC_MEMORY_PROTECTION", _SC_MEMORY_PROTECTION},
#endif
#ifdef _SC_MESSAGE_PASSING
{"SC_MESSAGE_PASSING", _SC_MESSAGE_PASSING},
#endif
#ifdef _SC_MMAP_FIXED_ALIGNMENT
{"SC_MMAP_FIXED_ALIGNMENT", _SC_MMAP_FIXED_ALIGNMENT},
#endif
#ifdef _SC_MQ_OPEN_MAX
{"SC_MQ_OPEN_MAX", _SC_MQ_OPEN_MAX},
#endif
#ifdef _SC_MQ_PRIO_MAX
{"SC_MQ_PRIO_MAX", _SC_MQ_PRIO_MAX},
#endif
#ifdef _SC_NACLS_MAX
{"SC_NACLS_MAX", _SC_NACLS_MAX},
#endif
#ifdef _SC_NGROUPS_MAX
{"SC_NGROUPS_MAX", _SC_NGROUPS_MAX},
#endif
#ifdef _SC_NL_ARGMAX
{"SC_NL_ARGMAX", _SC_NL_ARGMAX},
#endif
#ifdef _SC_NL_LANGMAX
{"SC_NL_LANGMAX", _SC_NL_LANGMAX},
#endif
#ifdef _SC_NL_MSGMAX
{"SC_NL_MSGMAX", _SC_NL_MSGMAX},
#endif
#ifdef _SC_NL_NMAX
{"SC_NL_NMAX", _SC_NL_NMAX},
#endif
#ifdef _SC_NL_SETMAX
{"SC_NL_SETMAX", _SC_NL_SETMAX},
#endif
#ifdef _SC_NL_TEXTMAX
{"SC_NL_TEXTMAX", _SC_NL_TEXTMAX},
#endif
#ifdef _SC_NPROCESSORS_CONF
{"SC_NPROCESSORS_CONF", _SC_NPROCESSORS_CONF},
#endif
#ifdef _SC_NPROCESSORS_ONLN
{"SC_NPROCESSORS_ONLN", _SC_NPROCESSORS_ONLN},
#endif
#ifdef _SC_NPROC_CONF
{"SC_NPROC_CONF", _SC_NPROC_CONF},
#endif
#ifdef _SC_NPROC_ONLN
{"SC_NPROC_ONLN", _SC_NPROC_ONLN},
#endif
#ifdef _SC_NZERO
{"SC_NZERO", _SC_NZERO},
#endif
#ifdef _SC_OPEN_MAX
{"SC_OPEN_MAX", _SC_OPEN_MAX},
#endif
#ifdef _SC_PAGESIZE
{"SC_PAGESIZE", _SC_PAGESIZE},
#endif
#ifdef _SC_PAGE_SIZE
{"SC_PAGE_SIZE", _SC_PAGE_SIZE},
#endif
#ifdef _SC_PASS_MAX
{"SC_PASS_MAX", _SC_PASS_MAX},
#endif
#ifdef _SC_PHYS_PAGES
{"SC_PHYS_PAGES", _SC_PHYS_PAGES},
#endif
#ifdef _SC_PII
{"SC_PII", _SC_PII},
#endif
#ifdef _SC_PII_INTERNET
{"SC_PII_INTERNET", _SC_PII_INTERNET},
#endif
#ifdef _SC_PII_INTERNET_DGRAM
{"SC_PII_INTERNET_DGRAM", _SC_PII_INTERNET_DGRAM},
#endif
#ifdef _SC_PII_INTERNET_STREAM
{"SC_PII_INTERNET_STREAM", _SC_PII_INTERNET_STREAM},
#endif
#ifdef _SC_PII_OSI
{"SC_PII_OSI", _SC_PII_OSI},
#endif
#ifdef _SC_PII_OSI_CLTS
{"SC_PII_OSI_CLTS", _SC_PII_OSI_CLTS},
#endif
#ifdef _SC_PII_OSI_COTS
{"SC_PII_OSI_COTS", _SC_PII_OSI_COTS},
#endif
#ifdef _SC_PII_OSI_M
{"SC_PII_OSI_M", _SC_PII_OSI_M},
#endif
#ifdef _SC_PII_SOCKET
{"SC_PII_SOCKET", _SC_PII_SOCKET},
#endif
#ifdef _SC_PII_XTI
{"SC_PII_XTI", _SC_PII_XTI},
#endif
#ifdef _SC_POLL
{"SC_POLL", _SC_POLL},
#endif
#ifdef _SC_PRIORITIZED_IO
{"SC_PRIORITIZED_IO", _SC_PRIORITIZED_IO},
#endif
#ifdef _SC_PRIORITY_SCHEDULING
{"SC_PRIORITY_SCHEDULING", _SC_PRIORITY_SCHEDULING},
#endif
#ifdef _SC_REALTIME_SIGNALS
{"SC_REALTIME_SIGNALS", _SC_REALTIME_SIGNALS},
#endif
#ifdef _SC_RE_DUP_MAX
{"SC_RE_DUP_MAX", _SC_RE_DUP_MAX},
#endif
#ifdef _SC_RTSIG_MAX
{"SC_RTSIG_MAX", _SC_RTSIG_MAX},
#endif
#ifdef _SC_SAVED_IDS
{"SC_SAVED_IDS", _SC_SAVED_IDS},
#endif
#ifdef _SC_SCHAR_MAX
{"SC_SCHAR_MAX", _SC_SCHAR_MAX},
#endif
#ifdef _SC_SCHAR_MIN
{"SC_SCHAR_MIN", _SC_SCHAR_MIN},
#endif
#ifdef _SC_SELECT
{"SC_SELECT", _SC_SELECT},
#endif
#ifdef _SC_SEMAPHORES
{"SC_SEMAPHORES", _SC_SEMAPHORES},
#endif
#ifdef _SC_SEM_NSEMS_MAX
{"SC_SEM_NSEMS_MAX", _SC_SEM_NSEMS_MAX},
#endif
#ifdef _SC_SEM_VALUE_MAX
{"SC_SEM_VALUE_MAX", _SC_SEM_VALUE_MAX},
#endif
#ifdef _SC_SHARED_MEMORY_OBJECTS
{"SC_SHARED_MEMORY_OBJECTS", _SC_SHARED_MEMORY_OBJECTS},
#endif
#ifdef _SC_SHRT_MAX
{"SC_SHRT_MAX", _SC_SHRT_MAX},
#endif
#ifdef _SC_SHRT_MIN
{"SC_SHRT_MIN", _SC_SHRT_MIN},
#endif
#ifdef _SC_SIGQUEUE_MAX
{"SC_SIGQUEUE_MAX", _SC_SIGQUEUE_MAX},
#endif
#ifdef _SC_SIGRT_MAX
{"SC_SIGRT_MAX", _SC_SIGRT_MAX},
#endif
#ifdef _SC_SIGRT_MIN
{"SC_SIGRT_MIN", _SC_SIGRT_MIN},
#endif
#ifdef _SC_SOFTPOWER
{"SC_SOFTPOWER", _SC_SOFTPOWER},
#endif
#ifdef _SC_SPLIT_CACHE
{"SC_SPLIT_CACHE", _SC_SPLIT_CACHE},
#endif
#ifdef _SC_SSIZE_MAX
{"SC_SSIZE_MAX", _SC_SSIZE_MAX},
#endif
#ifdef _SC_STACK_PROT
{"SC_STACK_PROT", _SC_STACK_PROT},
#endif
#ifdef _SC_STREAM_MAX
{"SC_STREAM_MAX", _SC_STREAM_MAX},
#endif
#ifdef _SC_SYNCHRONIZED_IO
{"SC_SYNCHRONIZED_IO", _SC_SYNCHRONIZED_IO},
#endif
#ifdef _SC_THREADS
{"SC_THREADS", _SC_THREADS},
#endif
#ifdef _SC_THREAD_ATTR_STACKADDR
{"SC_THREAD_ATTR_STACKADDR", _SC_THREAD_ATTR_STACKADDR},
#endif
#ifdef _SC_THREAD_ATTR_STACKSIZE
{"SC_THREAD_ATTR_STACKSIZE", _SC_THREAD_ATTR_STACKSIZE},
#endif
#ifdef _SC_THREAD_DESTRUCTOR_ITERATIONS
{"SC_THREAD_DESTRUCTOR_ITERATIONS", _SC_THREAD_DESTRUCTOR_ITERATIONS},
#endif
#ifdef _SC_THREAD_KEYS_MAX
{"SC_THREAD_KEYS_MAX", _SC_THREAD_KEYS_MAX},
#endif
#ifdef _SC_THREAD_PRIORITY_SCHEDULING
{"SC_THREAD_PRIORITY_SCHEDULING", _SC_THREAD_PRIORITY_SCHEDULING},
#endif
#ifdef _SC_THREAD_PRIO_INHERIT
{"SC_THREAD_PRIO_INHERIT", _SC_THREAD_PRIO_INHERIT},
#endif
#ifdef _SC_THREAD_PRIO_PROTECT
{"SC_THREAD_PRIO_PROTECT", _SC_THREAD_PRIO_PROTECT},
#endif
#ifdef _SC_THREAD_PROCESS_SHARED
{"SC_THREAD_PROCESS_SHARED", _SC_THREAD_PROCESS_SHARED},
#endif
#ifdef _SC_THREAD_SAFE_FUNCTIONS
{"SC_THREAD_SAFE_FUNCTIONS", _SC_THREAD_SAFE_FUNCTIONS},
#endif
#ifdef _SC_THREAD_STACK_MIN
{"SC_THREAD_STACK_MIN", _SC_THREAD_STACK_MIN},
#endif
#ifdef _SC_THREAD_THREADS_MAX
{"SC_THREAD_THREADS_MAX", _SC_THREAD_THREADS_MAX},
#endif
#ifdef _SC_TIMERS
{"SC_TIMERS", _SC_TIMERS},
#endif
#ifdef _SC_TIMER_MAX
{"SC_TIMER_MAX", _SC_TIMER_MAX},
#endif
#ifdef _SC_TTY_NAME_MAX
{"SC_TTY_NAME_MAX", _SC_TTY_NAME_MAX},
#endif
#ifdef _SC_TZNAME_MAX
{"SC_TZNAME_MAX", _SC_TZNAME_MAX},
#endif
#ifdef _SC_T_IOV_MAX
{"SC_T_IOV_MAX", _SC_T_IOV_MAX},
#endif
#ifdef _SC_UCHAR_MAX
{"SC_UCHAR_MAX", _SC_UCHAR_MAX},
#endif
#ifdef _SC_UINT_MAX
{"SC_UINT_MAX", _SC_UINT_MAX},
#endif
#ifdef _SC_UIO_MAXIOV
{"SC_UIO_MAXIOV", _SC_UIO_MAXIOV},
#endif
#ifdef _SC_ULONG_MAX
{"SC_ULONG_MAX", _SC_ULONG_MAX},
#endif
#ifdef _SC_USHRT_MAX
{"SC_USHRT_MAX", _SC_USHRT_MAX},
#endif
#ifdef _SC_VERSION
{"SC_VERSION", _SC_VERSION},
#endif
#ifdef _SC_WORD_BIT
{"SC_WORD_BIT", _SC_WORD_BIT},
#endif
#ifdef _SC_XBS5_ILP32_OFF32
{"SC_XBS5_ILP32_OFF32", _SC_XBS5_ILP32_OFF32},
#endif
#ifdef _SC_XBS5_ILP32_OFFBIG
{"SC_XBS5_ILP32_OFFBIG", _SC_XBS5_ILP32_OFFBIG},
#endif
#ifdef _SC_XBS5_LP64_OFF64
{"SC_XBS5_LP64_OFF64", _SC_XBS5_LP64_OFF64},
#endif
#ifdef _SC_XBS5_LPBIG_OFFBIG
{"SC_XBS5_LPBIG_OFFBIG", _SC_XBS5_LPBIG_OFFBIG},
#endif
#ifdef _SC_XOPEN_CRYPT
{"SC_XOPEN_CRYPT", _SC_XOPEN_CRYPT},
#endif
#ifdef _SC_XOPEN_ENH_I18N
{"SC_XOPEN_ENH_I18N", _SC_XOPEN_ENH_I18N},
#endif
#ifdef _SC_XOPEN_LEGACY
{"SC_XOPEN_LEGACY", _SC_XOPEN_LEGACY},
#endif
#ifdef _SC_XOPEN_REALTIME
{"SC_XOPEN_REALTIME", _SC_XOPEN_REALTIME},
#endif
#ifdef _SC_XOPEN_REALTIME_THREADS
{"SC_XOPEN_REALTIME_THREADS", _SC_XOPEN_REALTIME_THREADS},
#endif
#ifdef _SC_XOPEN_SHM
{"SC_XOPEN_SHM", _SC_XOPEN_SHM},
#endif
#ifdef _SC_XOPEN_UNIX
{"SC_XOPEN_UNIX", _SC_XOPEN_UNIX},
#endif
#ifdef _SC_XOPEN_VERSION
{"SC_XOPEN_VERSION", _SC_XOPEN_VERSION},
#endif
#ifdef _SC_XOPEN_XCU_VERSION
{"SC_XOPEN_XCU_VERSION", _SC_XOPEN_XCU_VERSION},
#endif
#ifdef _SC_XOPEN_XPG2
{"SC_XOPEN_XPG2", _SC_XOPEN_XPG2},
#endif
#ifdef _SC_XOPEN_XPG3
{"SC_XOPEN_XPG3", _SC_XOPEN_XPG3},
#endif
#ifdef _SC_XOPEN_XPG4
{"SC_XOPEN_XPG4", _SC_XOPEN_XPG4},
#endif
};
static int
conv_sysconf_confname(PyObject *arg, int *valuep)
{
return conv_confname(arg, valuep, posix_constants_sysconf,
sizeof(posix_constants_sysconf)
/ sizeof(struct constdef));
}
static char posix_sysconf__doc__[] = "\
sysconf(name) -> integer\n\
Return an integer-valued system configuration variable.";
static PyObject *
posix_sysconf(PyObject *self, PyObject *args)
{
PyObject *result = NULL;
int name;
if (PyArg_ParseTuple(args, "O&:sysconf", conv_sysconf_confname, &name)) {
int value;
errno = 0;
value = sysconf(name);
if (value == -1 && errno != 0)
posix_error();
else
result = PyInt_FromLong(value);
}
return result;
}
#endif
/* This code is used to ensure that the tables of configuration value names
* are in sorted order as required by conv_confname(), and also to build the
* the exported dictionaries that are used to publish information about the
* names available on the host platform.
*
* Sorting the table at runtime ensures that the table is properly ordered
* when used, even for platforms we're not able to test on. It also makes
* it easier to add additional entries to the tables.
*/
static int
cmp_constdefs(const void *v1, const void *v2)
{
const struct constdef *c1 =
(const struct constdef *) v1;
const struct constdef *c2 =
(const struct constdef *) v2;
return strcmp(c1->name, c2->name);
}
static int
setup_confname_table(struct constdef *table, size_t tablesize,
char *tablename, PyObject *moddict)
{
PyObject *d = NULL;
size_t i;
int status;
qsort(table, tablesize, sizeof(struct constdef), cmp_constdefs);
d = PyDict_New();
if (d == NULL)
return -1;
for (i=0; i < tablesize; ++i) {
PyObject *o = PyInt_FromLong(table[i].value);
if (o == NULL || PyDict_SetItemString(d, table[i].name, o) == -1) {
Py_XDECREF(o);
Py_DECREF(d);
return -1;
}
Py_DECREF(o);
}
status = PyDict_SetItemString(moddict, tablename, d);
Py_DECREF(d);
return status;
}
/* Return -1 on failure, 0 on success. */
static int
setup_confname_tables(PyObject *moddict)
{
#if defined(HAVE_FPATHCONF) || defined(HAVE_PATHCONF)
if (setup_confname_table(posix_constants_pathconf,
sizeof(posix_constants_pathconf)
/ sizeof(struct constdef),
"pathconf_names", moddict))
return -1;
#endif
#ifdef HAVE_CONFSTR
if (setup_confname_table(posix_constants_confstr,
sizeof(posix_constants_confstr)
/ sizeof(struct constdef),
"confstr_names", moddict))
return -1;
#endif
#ifdef HAVE_SYSCONF
if (setup_confname_table(posix_constants_sysconf,
sizeof(posix_constants_sysconf)
/ sizeof(struct constdef),
"sysconf_names", moddict))
return -1;
#endif
return 0;
}
static char posix_abort__doc__[] = "\
abort() -> does not return!\n\
Abort the interpreter immediately. This 'dumps core' or otherwise fails\n\
in the hardest way possible on the hosting operating system.";
static PyObject *
posix_abort(PyObject *self, PyObject *args)
{
if (!PyArg_ParseTuple(args, ":abort"))
return NULL;
abort();
/*NOTREACHED*/
Py_FatalError("abort() called from Python code didn't abort!");
return NULL;
}
static PyMethodDef posix_methods[] = {
{"access", posix_access, METH_VARARGS, posix_access__doc__},
#ifdef HAVE_TTYNAME
{"ttyname", posix_ttyname, METH_VARARGS, posix_ttyname__doc__},
#endif
{"chdir", posix_chdir, METH_VARARGS, posix_chdir__doc__},
{"chmod", posix_chmod, METH_VARARGS, posix_chmod__doc__},
#ifdef HAVE_CHOWN
{"chown", posix_chown, METH_VARARGS, posix_chown__doc__},
#endif /* HAVE_CHOWN */
#ifdef HAVE_CTERMID
{"ctermid", posix_ctermid, METH_VARARGS, posix_ctermid__doc__},
#endif
#ifdef HAVE_GETCWD
{"getcwd", posix_getcwd, METH_VARARGS, posix_getcwd__doc__},
#endif
#ifdef HAVE_LINK
{"link", posix_link, METH_VARARGS, posix_link__doc__},
#endif /* HAVE_LINK */
{"listdir", posix_listdir, METH_VARARGS, posix_listdir__doc__},
{"lstat", posix_lstat, METH_VARARGS, posix_lstat__doc__},
{"mkdir", posix_mkdir, METH_VARARGS, posix_mkdir__doc__},
#ifdef HAVE_NICE
{"nice", posix_nice, METH_VARARGS, posix_nice__doc__},
#endif /* HAVE_NICE */
#ifdef HAVE_READLINK
{"readlink", posix_readlink, METH_VARARGS, posix_readlink__doc__},
#endif /* HAVE_READLINK */
{"rename", posix_rename, METH_VARARGS, posix_rename__doc__},
{"rmdir", posix_rmdir, METH_VARARGS, posix_rmdir__doc__},
{"stat", posix_stat, METH_VARARGS, posix_stat__doc__},
#ifdef HAVE_SYMLINK
{"symlink", posix_symlink, METH_VARARGS, posix_symlink__doc__},
#endif /* HAVE_SYMLINK */
#ifdef HAVE_SYSTEM
{"system", posix_system, METH_VARARGS, posix_system__doc__},
#endif
{"umask", posix_umask, METH_VARARGS, posix_umask__doc__},
#ifdef HAVE_UNAME
{"uname", posix_uname, METH_VARARGS, posix_uname__doc__},
#endif /* HAVE_UNAME */
{"unlink", posix_unlink, METH_VARARGS, posix_unlink__doc__},
{"remove", posix_unlink, METH_VARARGS, posix_remove__doc__},
{"utime", posix_utime, METH_VARARGS, posix_utime__doc__},
#ifdef HAVE_TIMES
{"times", posix_times, METH_VARARGS, posix_times__doc__},
#endif /* HAVE_TIMES */
{"_exit", posix__exit, METH_VARARGS, posix__exit__doc__},
#ifdef HAVE_EXECV
{"execv", posix_execv, METH_VARARGS, posix_execv__doc__},
{"execve", posix_execve, METH_VARARGS, posix_execve__doc__},
#endif /* HAVE_EXECV */
#ifdef HAVE_SPAWNV
{"spawnv", posix_spawnv, METH_VARARGS, posix_spawnv__doc__},
{"spawnve", posix_spawnve, METH_VARARGS, posix_spawnve__doc__},
#endif /* HAVE_SPAWNV */
#ifdef HAVE_FORK
{"fork", posix_fork, METH_VARARGS, posix_fork__doc__},
#endif /* HAVE_FORK */
#if defined(HAVE_OPENPTY) || defined(HAVE__GETPTY)
{"openpty", posix_openpty, METH_VARARGS, posix_openpty__doc__},
#endif /* HAVE_OPENPTY || HAVE__GETPTY */
#ifdef HAVE_FORKPTY
{"forkpty", posix_forkpty, METH_VARARGS, posix_forkpty__doc__},
#endif /* HAVE_FORKPTY */
#ifdef HAVE_GETEGID
{"getegid", posix_getegid, METH_VARARGS, posix_getegid__doc__},
#endif /* HAVE_GETEGID */
#ifdef HAVE_GETEUID
{"geteuid", posix_geteuid, METH_VARARGS, posix_geteuid__doc__},
#endif /* HAVE_GETEUID */
#ifdef HAVE_GETGID
{"getgid", posix_getgid, METH_VARARGS, posix_getgid__doc__},
#endif /* HAVE_GETGID */
#ifdef HAVE_GETGROUPS
{"getgroups", posix_getgroups, METH_VARARGS, posix_getgroups__doc__},
#endif
{"getpid", posix_getpid, METH_VARARGS, posix_getpid__doc__},
#ifdef HAVE_GETPGRP
{"getpgrp", posix_getpgrp, METH_VARARGS, posix_getpgrp__doc__},
#endif /* HAVE_GETPGRP */
#ifdef HAVE_GETPPID
{"getppid", posix_getppid, METH_VARARGS, posix_getppid__doc__},
#endif /* HAVE_GETPPID */
#ifdef HAVE_GETUID
{"getuid", posix_getuid, METH_VARARGS, posix_getuid__doc__},
#endif /* HAVE_GETUID */
#ifdef HAVE_GETLOGIN
{"getlogin", posix_getlogin, METH_VARARGS, posix_getlogin__doc__},
#endif
#ifdef HAVE_KILL
{"kill", posix_kill, METH_VARARGS, posix_kill__doc__},
#endif /* HAVE_KILL */
#ifdef HAVE_PLOCK
{"plock", posix_plock, METH_VARARGS, posix_plock__doc__},
#endif /* HAVE_PLOCK */
#ifdef HAVE_POPEN
{"popen", posix_popen, METH_VARARGS, posix_popen__doc__},
#ifdef MS_WIN32
{"popen2", win32_popen2, METH_VARARGS},
{"popen3", win32_popen3, METH_VARARGS},
{"popen4", win32_popen4, METH_VARARGS},
#endif
#endif /* HAVE_POPEN */
#ifdef HAVE_SETUID
{"setuid", posix_setuid, METH_VARARGS, posix_setuid__doc__},
#endif /* HAVE_SETUID */
#ifdef HAVE_SETEUID
{"seteuid", posix_seteuid, METH_VARARGS, posix_seteuid__doc__},
#endif /* HAVE_SETEUID */
#ifdef HAVE_SETEGID
{"setegid", posix_setegid, METH_VARARGS, posix_setegid__doc__},
#endif /* HAVE_SETEGID */
#ifdef HAVE_SETREUID
{"setreuid", posix_setreuid, METH_VARARGS, posix_setreuid__doc__},
#endif /* HAVE_SETREUID */
#ifdef HAVE_SETREGID
{"setregid", posix_setregid, METH_VARARGS, posix_setregid__doc__},
#endif /* HAVE_SETREGID */
#ifdef HAVE_SETGID
{"setgid", posix_setgid, METH_VARARGS, posix_setgid__doc__},
#endif /* HAVE_SETGID */
#ifdef HAVE_SETPGRP
{"setpgrp", posix_setpgrp, METH_VARARGS, posix_setpgrp__doc__},
#endif /* HAVE_SETPGRP */
#ifdef HAVE_WAIT
{"wait", posix_wait, METH_VARARGS, posix_wait__doc__},
#endif /* HAVE_WAIT */
#ifdef HAVE_WAITPID
{"waitpid", posix_waitpid, METH_VARARGS, posix_waitpid__doc__},
#endif /* HAVE_WAITPID */
#ifdef HAVE_SETSID
{"setsid", posix_setsid, METH_VARARGS, posix_setsid__doc__},
#endif /* HAVE_SETSID */
#ifdef HAVE_SETPGID
{"setpgid", posix_setpgid, METH_VARARGS, posix_setpgid__doc__},
#endif /* HAVE_SETPGID */
#ifdef HAVE_TCGETPGRP
{"tcgetpgrp", posix_tcgetpgrp, METH_VARARGS, posix_tcgetpgrp__doc__},
#endif /* HAVE_TCGETPGRP */
#ifdef HAVE_TCSETPGRP
{"tcsetpgrp", posix_tcsetpgrp, METH_VARARGS, posix_tcsetpgrp__doc__},
#endif /* HAVE_TCSETPGRP */
{"open", posix_open, METH_VARARGS, posix_open__doc__},
{"close", posix_close, METH_VARARGS, posix_close__doc__},
{"dup", posix_dup, METH_VARARGS, posix_dup__doc__},
{"dup2", posix_dup2, METH_VARARGS, posix_dup2__doc__},
{"lseek", posix_lseek, METH_VARARGS, posix_lseek__doc__},
{"read", posix_read, METH_VARARGS, posix_read__doc__},
{"write", posix_write, METH_VARARGS, posix_write__doc__},
{"fstat", posix_fstat, METH_VARARGS, posix_fstat__doc__},
{"fdopen", posix_fdopen, METH_VARARGS, posix_fdopen__doc__},
{"isatty", posix_isatty, METH_VARARGS, posix_isatty__doc__},
#ifdef HAVE_PIPE
{"pipe", posix_pipe, METH_VARARGS, posix_pipe__doc__},
#endif
#ifdef HAVE_MKFIFO
{"mkfifo", posix_mkfifo, METH_VARARGS, posix_mkfifo__doc__},
#endif
#ifdef HAVE_FTRUNCATE
{"ftruncate", posix_ftruncate, METH_VARARGS, posix_ftruncate__doc__},
#endif
#ifdef HAVE_PUTENV
{"putenv", posix_putenv, METH_VARARGS, posix_putenv__doc__},
#endif
#ifdef HAVE_STRERROR
{"strerror", posix_strerror, METH_VARARGS, posix_strerror__doc__},
#endif
#ifdef HAVE_FSYNC
{"fsync", posix_fsync, METH_VARARGS, posix_fsync__doc__},
#endif
#ifdef HAVE_FDATASYNC
{"fdatasync", posix_fdatasync, METH_VARARGS, posix_fdatasync__doc__},
#endif
#ifdef HAVE_SYS_WAIT_H
#ifdef WIFSTOPPED
{"WIFSTOPPED", posix_WIFSTOPPED, METH_VARARGS, posix_WIFSTOPPED__doc__},
#endif /* WIFSTOPPED */
#ifdef WIFSIGNALED
{"WIFSIGNALED", posix_WIFSIGNALED, METH_VARARGS, posix_WIFSIGNALED__doc__},
#endif /* WIFSIGNALED */
#ifdef WIFEXITED
{"WIFEXITED", posix_WIFEXITED, METH_VARARGS, posix_WIFEXITED__doc__},
#endif /* WIFEXITED */
#ifdef WEXITSTATUS
{"WEXITSTATUS", posix_WEXITSTATUS, METH_VARARGS, posix_WEXITSTATUS__doc__},
#endif /* WEXITSTATUS */
#ifdef WTERMSIG
{"WTERMSIG", posix_WTERMSIG, METH_VARARGS, posix_WTERMSIG__doc__},
#endif /* WTERMSIG */
#ifdef WSTOPSIG
{"WSTOPSIG", posix_WSTOPSIG, METH_VARARGS, posix_WSTOPSIG__doc__},
#endif /* WSTOPSIG */
#endif /* HAVE_SYS_WAIT_H */
#ifdef HAVE_FSTATVFS
{"fstatvfs", posix_fstatvfs, METH_VARARGS, posix_fstatvfs__doc__},
#endif
#ifdef HAVE_STATVFS
{"statvfs", posix_statvfs, METH_VARARGS, posix_statvfs__doc__},
#endif
#ifdef HAVE_TMPNAM
{"tmpfile", posix_tmpfile, METH_VARARGS, posix_tmpfile__doc__},
#endif
#ifdef HAVE_TEMPNAM
{"tempnam", posix_tempnam, METH_VARARGS, posix_tempnam__doc__},
#endif
#ifdef HAVE_TMPNAM
{"tmpnam", posix_tmpnam, METH_VARARGS, posix_tmpnam__doc__},
#endif
#ifdef HAVE_CONFSTR
{"confstr", posix_confstr, METH_VARARGS, posix_confstr__doc__},
#endif
#ifdef HAVE_SYSCONF
{"sysconf", posix_sysconf, METH_VARARGS, posix_sysconf__doc__},
#endif
#ifdef HAVE_FPATHCONF
{"fpathconf", posix_fpathconf, METH_VARARGS, posix_fpathconf__doc__},
#endif
#ifdef HAVE_PATHCONF
{"pathconf", posix_pathconf, METH_VARARGS, posix_pathconf__doc__},
#endif
{"abort", posix_abort, METH_VARARGS, posix_abort__doc__},
{NULL, NULL} /* Sentinel */
};
static int
ins(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;
}
#if defined(PYOS_OS2)
/* Insert Platform-Specific Constant Values (Strings & Numbers) of Common Use */
static int insertvalues(PyObject *d)
{
APIRET rc;
ULONG values[QSV_MAX+1];
PyObject *v;
char *ver, tmp[10];
Py_BEGIN_ALLOW_THREADS
rc = DosQuerySysInfo(1, QSV_MAX, &values[1], sizeof(values));
Py_END_ALLOW_THREADS
if (rc != NO_ERROR) {
os2_error(rc);
return -1;
}
if (ins(d, "meminstalled", values[QSV_TOTPHYSMEM])) return -1;
if (ins(d, "memkernel", values[QSV_TOTRESMEM])) return -1;
if (ins(d, "memvirtual", values[QSV_TOTAVAILMEM])) return -1;
if (ins(d, "maxpathlen", values[QSV_MAX_PATH_LENGTH])) return -1;
if (ins(d, "maxnamelen", values[QSV_MAX_COMP_LENGTH])) return -1;
if (ins(d, "revision", values[QSV_VERSION_REVISION])) return -1;
if (ins(d, "timeslice", values[QSV_MIN_SLICE])) return -1;
switch (values[QSV_VERSION_MINOR]) {
case 0: ver = "2.00"; break;
case 10: ver = "2.10"; break;
case 11: ver = "2.11"; break;
case 30: ver = "3.00"; break;
case 40: ver = "4.00"; break;
case 50: ver = "5.00"; break;
default:
sprintf(tmp, "%d-%d", values[QSV_VERSION_MAJOR],
values[QSV_VERSION_MINOR]);
ver = &tmp[0];
}
/* Add Indicator of the Version of the Operating System */
v = PyString_FromString(ver);
if (!v || PyDict_SetItemString(d, "version", v) < 0)
return -1;
Py_DECREF(v);
/* Add Indicator of Which Drive was Used to Boot the System */
tmp[0] = 'A' + values[QSV_BOOT_DRIVE] - 1;
tmp[1] = ':';
tmp[2] = '\0';
v = PyString_FromString(tmp);
if (!v || PyDict_SetItemString(d, "bootdrive", v) < 0)
return -1;
Py_DECREF(v);
return 0;
}
#endif
static int
all_ins(PyObject *d)
{
#ifdef F_OK
if (ins(d, "F_OK", (long)F_OK)) return -1;
#endif
#ifdef R_OK
if (ins(d, "R_OK", (long)R_OK)) return -1;
#endif
#ifdef W_OK
if (ins(d, "W_OK", (long)W_OK)) return -1;
#endif
#ifdef X_OK
if (ins(d, "X_OK", (long)X_OK)) return -1;
#endif
#ifdef NGROUPS_MAX
if (ins(d, "NGROUPS_MAX", (long)NGROUPS_MAX)) return -1;
#endif
#ifdef TMP_MAX
if (ins(d, "TMP_MAX", (long)TMP_MAX)) return -1;
#endif
#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
#ifdef O_BINARY
if (ins(d, "O_BINARY", (long)O_BINARY)) return -1;
#endif
#ifdef O_TEXT
if (ins(d, "O_TEXT", (long)O_TEXT)) return -1;
#endif
#ifdef HAVE_SPAWNV
if (ins(d, "P_WAIT", (long)_P_WAIT)) return -1;
if (ins(d, "P_NOWAIT", (long)_P_NOWAIT)) return -1;
if (ins(d, "P_OVERLAY", (long)_OLD_P_OVERLAY)) return -1;
if (ins(d, "P_NOWAITO", (long)_P_NOWAITO)) return -1;
if (ins(d, "P_DETACH", (long)_P_DETACH)) return -1;
#endif
#if defined(PYOS_OS2)
if (insertvalues(d)) return -1;
#endif
return 0;
}
#if ( defined(_MSC_VER) || defined(__WATCOMC__) ) && !defined(__QNX__)
#define INITFUNC initnt
#define MODNAME "nt"
#else
#if defined(PYOS_OS2)
#define INITFUNC initos2
#define MODNAME "os2"
#else
#define INITFUNC initposix
#define MODNAME "posix"
#endif
#endif
DL_EXPORT(void)
INITFUNC(void)
{
PyObject *m, *d, *v;
m = Py_InitModule4(MODNAME,
posix_methods,
posix__doc__,
(PyObject *)NULL,
PYTHON_API_VERSION);
d = PyModule_GetDict(m);
/* Initialize environ dictionary */
v = convertenviron();
if (v == NULL || PyDict_SetItemString(d, "environ", v) != 0)
return;
Py_DECREF(v);
if (all_ins(d))
return;
if (setup_confname_tables(d))
return;
PyDict_SetItemString(d, "error", PyExc_OSError);
#ifdef HAVE_PUTENV
posix_putenv_garbage = PyDict_New();
#endif
}
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