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PEP 410

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This commit is contained in:
Victor Stinner 2012-02-08 14:31:50 +01:00
parent 6f91ce74a0
commit ccd5715a14
9 changed files with 814 additions and 174 deletions
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185
Modules/posixmodule.c
View file

@ -1702,6 +1702,12 @@ stat_float_times(PyObject* self, PyObject *args)
int newval = -1;
if (!PyArg_ParseTuple(args, "|i:stat_float_times", &newval))
return NULL;
if (PyErr_WarnEx(PyExc_DeprecationWarning,
"os.stat_float_times() has been deprecated, "
"use timestamp argument of os.stat() instead",
1))
return NULL;
if (newval == -1)
/* Return old value */
return PyBool_FromLong(_stat_float_times);
@ -1711,9 +1717,12 @@ stat_float_times(PyObject* self, PyObject *args)
}
static void
fill_time(PyObject *v, int index, time_t sec, unsigned long nsec)
fill_time(PyObject *v, int index, time_t sec, unsigned long nsec,
int has_nsec, PyObject *timestamp)
{
PyObject *fval,*ival;
_PyTime_t ts;
#if SIZEOF_TIME_T > SIZEOF_LONG
ival = PyLong_FromLongLong((PY_LONG_LONG)sec);
#else
@ -1721,9 +1730,21 @@ fill_time(PyObject *v, int index, time_t sec, unsigned long nsec)
#endif
if (!ival)
return;
if (_stat_float_times) {
fval = PyFloat_FromDouble(sec + 1e-9*nsec);
} else {
if (timestamp == NULL && _stat_float_times)
timestamp = (PyObject*)&PyFloat_Type;
if (timestamp != NULL) {
ts.seconds = sec;
if (has_nsec) {
ts.numerator = nsec;
ts.denominator = 1000000000;
}
else {
ts.numerator = 0;
ts.denominator = 1;
}
fval = _PyTime_Convert(&ts, timestamp);
}
else {
fval = ival;
Py_INCREF(fval);
}
@ -1734,9 +1755,14 @@ fill_time(PyObject *v, int index, time_t sec, unsigned long nsec)
/* 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)
_pystat_fromstructstat(STRUCT_STAT *st, PyObject *timestamp)
{
unsigned long ansec, mnsec, cnsec;
int has_nsec;
#ifdef HAVE_STRUCT_STAT_ST_BIRTHTIME
_PyTime_t ts;
#endif
PyObject *v = PyStructSequence_New(&StatResultType);
if (v == NULL)
return NULL;
@ -1768,20 +1794,24 @@ _pystat_fromstructstat(STRUCT_STAT *st)
ansec = st->st_atim.tv_nsec;
mnsec = st->st_mtim.tv_nsec;
cnsec = st->st_ctim.tv_nsec;
has_nsec = 1;
#elif defined(HAVE_STAT_TV_NSEC2)
ansec = st->st_atimespec.tv_nsec;
mnsec = st->st_mtimespec.tv_nsec;
cnsec = st->st_ctimespec.tv_nsec;
has_nsec = 1;
#elif defined(HAVE_STAT_NSEC)
ansec = st->st_atime_nsec;
mnsec = st->st_mtime_nsec;
cnsec = st->st_ctime_nsec;
has_nsec = 1;
#else
ansec = mnsec = cnsec = 0;
has_nsec = 0;
#endif
fill_time(v, 7, st->st_atime, ansec);
fill_time(v, 8, st->st_mtime, mnsec);
fill_time(v, 9, st->st_ctime, cnsec);
fill_time(v, 7, st->st_atime, ansec, has_nsec, timestamp);
fill_time(v, 8, st->st_mtime, mnsec, has_nsec, timestamp);
fill_time(v, 9, st->st_ctime, cnsec, has_nsec, timestamp);
#ifdef HAVE_STRUCT_STAT_ST_BLKSIZE
PyStructSequence_SET_ITEM(v, ST_BLKSIZE_IDX,
@ -1801,21 +1831,26 @@ _pystat_fromstructstat(STRUCT_STAT *st)
#endif
#ifdef HAVE_STRUCT_STAT_ST_BIRTHTIME
{
PyObject *val;
unsigned long bsec,bnsec;
bsec = (long)st->st_birthtime;
PyObject *val;
ts.seconds = (long)st->st_birthtime;
#ifdef HAVE_STAT_TV_NSEC2
bnsec = st->st_birthtimespec.tv_nsec;
ts.numerator = st->st_birthtimespec.tv_nsec;
ts.denominator = 1000000000;
#else
bnsec = 0;
ts.numerator = 0;
ts.denominator = 1;
#endif
if (_stat_float_times) {
val = PyFloat_FromDouble(bsec + 1e-9*bnsec);
} else {
val = PyLong_FromLong((long)bsec);
}
PyStructSequence_SET_ITEM(v, ST_BIRTHTIME_IDX,
val);
if (timestamp == NULL) {
if (_stat_float_times)
val = _PyTime_Convert(&ts, (PyObject*)&PyFloat_Type);
else
val = _PyTime_Convert(&ts, (PyObject*)&PyLong_Type);
}
else {
val = _PyTime_Convert(&ts, timestamp);
}
PyStructSequence_SET_ITEM(v, ST_BIRTHTIME_IDX,
val);
}
#endif
#ifdef HAVE_STRUCT_STAT_ST_FLAGS
@ -1832,7 +1867,7 @@ _pystat_fromstructstat(STRUCT_STAT *st)
}
static PyObject *
posix_do_stat(PyObject *self, PyObject *args,
posix_do_stat(PyObject *self, PyObject *args, PyObject *kw,
char *format,
#ifdef __VMS
int (*statfunc)(const char *, STRUCT_STAT *, ...),
@ -1842,15 +1877,18 @@ posix_do_stat(PyObject *self, PyObject *args,
char *wformat,
int (*wstatfunc)(const wchar_t *, STRUCT_STAT *))
{
static char *kwlist[] = {"path", "timestamp", NULL};
STRUCT_STAT st;
PyObject *opath;
char *path;
int res;
PyObject *result;
PyObject *timestamp = NULL;
#ifdef MS_WINDOWS
PyObject *po;
if (PyArg_ParseTuple(args, wformat, &po)) {
if (PyArg_ParseTupleAndKeywords(args, kw, wformat, kwlist,
&po, &timestamp)) {
wchar_t *wpath = PyUnicode_AsUnicode(po);
if (wpath == NULL)
return NULL;
@ -1861,15 +1899,17 @@ posix_do_stat(PyObject *self, PyObject *args,
if (res != 0)
return win32_error_object("stat", po);
return _pystat_fromstructstat(&st);
return _pystat_fromstructstat(&st, timestamp);
}
/* Drop the argument parsing error as narrow strings
are also valid. */
PyErr_Clear();
timestamp = NULL;
#endif
if (!PyArg_ParseTuple(args, format,
PyUnicode_FSConverter, &opath))
if (!PyArg_ParseTupleAndKeywords(args, kw, format, kwlist,
PyUnicode_FSConverter, &opath,
&timestamp))
return NULL;
#ifdef MS_WINDOWS
if (win32_warn_bytes_api()) {
@ -1890,7 +1930,7 @@ posix_do_stat(PyObject *self, PyObject *args,
#endif
}
else
result = _pystat_fromstructstat(&st);
result = _pystat_fromstructstat(&st, timestamp);
Py_DECREF(opath);
return result;
@ -3381,16 +3421,16 @@ posix_rmdir(PyObject *self, PyObject *args)
PyDoc_STRVAR(posix_stat__doc__,
"stat(path) -> stat result\n\n\
"stat(path, timestamp=None) -> stat result\n\n\
Perform a stat system call on the given path.");
static PyObject *
posix_stat(PyObject *self, PyObject *args)
posix_stat(PyObject *self, PyObject *args, PyObject *kw)
{
#ifdef MS_WINDOWS
return posix_do_stat(self, args, "O&:stat", STAT, "U:stat", win32_stat_w);
return posix_do_stat(self, args, kw, "O&|O:stat", STAT, "U|O:stat", win32_stat_w);
#else
return posix_do_stat(self, args, "O&:stat", STAT, NULL, NULL);
return posix_do_stat(self, args, kw, "O&|O:stat", STAT, NULL, NULL);
#endif
}
@ -6118,11 +6158,12 @@ posix_setgroups(PyObject *self, PyObject *groups)
#if defined(HAVE_WAIT3) || defined(HAVE_WAIT4)
static PyObject *
wait_helper(pid_t pid, int status, struct rusage *ru)
wait_helper(pid_t pid, int status, struct rusage *ru, PyObject *timestamp)
{
PyObject *result;
static PyObject *struct_rusage;
_Py_IDENTIFIER(struct_rusage);
_PyTime_t ts;
if (pid == -1)
return posix_error();
@ -6146,10 +6187,17 @@ wait_helper(pid_t pid, int status, struct rusage *ru)
#define doubletime(TV) ((double)(TV).tv_sec + (TV).tv_usec * 0.000001)
#endif
ts.seconds = ru->ru_utime.tv_sec;
ts.numerator = ru->ru_utime.tv_usec;
ts.denominator = 1000000;
PyStructSequence_SET_ITEM(result, 0,
PyFloat_FromDouble(doubletime(ru->ru_utime)));
_PyTime_Convert(&ts, timestamp));
ts.seconds = ru->ru_stime.tv_sec;
ts.numerator = ru->ru_stime.tv_usec;
ts.denominator = 1000000;
PyStructSequence_SET_ITEM(result, 1,
PyFloat_FromDouble(doubletime(ru->ru_stime)));
_PyTime_Convert(&ts, timestamp));
#define SET_INT(result, index, value)\
PyStructSequence_SET_ITEM(result, index, PyLong_FromLong(value))
SET_INT(result, 2, ru->ru_maxrss);
@ -6179,51 +6227,55 @@ wait_helper(pid_t pid, int status, struct rusage *ru)
#ifdef HAVE_WAIT3
PyDoc_STRVAR(posix_wait3__doc__,
"wait3(options) -> (pid, status, rusage)\n\n\
"wait3(options[, timestamp=float]) -> (pid, status, rusage)\n\n\
Wait for completion of a child process.");
static PyObject *
posix_wait3(PyObject *self, PyObject *args)
posix_wait3(PyObject *self, PyObject *args, PyObject *kwargs)
{
static char *kwlist[] = {"options", "timestamp", NULL};
pid_t pid;
int options;
struct rusage ru;
WAIT_TYPE status;
WAIT_STATUS_INT(status) = 0;
PyObject *timestamp = NULL;
if (!PyArg_ParseTuple(args, "i:wait3", &options))
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "i|O:wait3", kwlist, &options, &timestamp))
return NULL;
Py_BEGIN_ALLOW_THREADS
pid = wait3(&status, options, &ru);
Py_END_ALLOW_THREADS
return wait_helper(pid, WAIT_STATUS_INT(status), &ru);
return wait_helper(pid, WAIT_STATUS_INT(status), &ru, timestamp);
}
#endif /* HAVE_WAIT3 */
#ifdef HAVE_WAIT4
PyDoc_STRVAR(posix_wait4__doc__,
"wait4(pid, options) -> (pid, status, rusage)\n\n\
"wait4(pid, options[, timestamp=float]) -> (pid, status, rusage)\n\n\
Wait for completion of a given child process.");
static PyObject *
posix_wait4(PyObject *self, PyObject *args)
posix_wait4(PyObject *self, PyObject *args, PyObject *kwargs)
{
static char *kwlist[] = {"pid", "options", "timestamp", NULL};
pid_t pid;
int options;
struct rusage ru;
WAIT_TYPE status;
WAIT_STATUS_INT(status) = 0;
PyObject *timestamp = NULL;
if (!PyArg_ParseTuple(args, _Py_PARSE_PID "i:wait4", &pid, &options))
if (!PyArg_ParseTupleAndKeywords(args, kwargs, _Py_PARSE_PID "i|O:wait4", kwlist, &pid, &options, &timestamp))
return NULL;
Py_BEGIN_ALLOW_THREADS
pid = wait4(pid, &status, options, &ru);
Py_END_ALLOW_THREADS
return wait_helper(pid, WAIT_STATUS_INT(status), &ru);
return wait_helper(pid, WAIT_STATUS_INT(status), &ru, timestamp);
}
#endif /* HAVE_WAIT4 */
@ -6350,20 +6402,20 @@ posix_wait(PyObject *self, PyObject *noargs)
PyDoc_STRVAR(posix_lstat__doc__,
"lstat(path) -> stat result\n\n\
"lstat(path, timestamp=None) -> stat result\n\n\
Like stat(path), but do not follow symbolic links.");
static PyObject *
posix_lstat(PyObject *self, PyObject *args)
posix_lstat(PyObject *self, PyObject *args, PyObject *kw)
{
#ifdef HAVE_LSTAT
return posix_do_stat(self, args, "O&:lstat", lstat, NULL, NULL);
return posix_do_stat(self, args, kw, "O&|O:lstat", lstat, NULL, NULL);
#else /* !HAVE_LSTAT */
#ifdef MS_WINDOWS
return posix_do_stat(self, args, "O&:lstat", win32_lstat, "U:lstat",
return posix_do_stat(self, args, kw, "O&|O:lstat", win32_lstat, "U|O:lstat",
win32_lstat_w);
#else
return posix_do_stat(self, args, "O&:lstat", STAT, NULL, NULL);
return posix_do_stat(self, args, "kw, O&|O:lstat", STAT, NULL, NULL);
#endif
#endif /* !HAVE_LSTAT */
}
@ -7322,16 +7374,19 @@ done:
#endif
PyDoc_STRVAR(posix_fstat__doc__,
"fstat(fd) -> stat result\n\n\
"fstat(fd, timestamp=None) -> stat result\n\n\
Like stat(), but for an open file descriptor.");
static PyObject *
posix_fstat(PyObject *self, PyObject *args)
posix_fstat(PyObject *self, PyObject *args, PyObject *kwargs)
{
static char *kwlist[] = {"fd", "timestamp", NULL};
int fd;
STRUCT_STAT st;
int res;
if (!PyArg_ParseTuple(args, "i:fstat", &fd))
PyObject *timestamp = NULL;
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "i|O:fstat", kwlist,
&fd, &timestamp))
return NULL;
#ifdef __VMS
/* on OpenVMS we must ensure that all bytes are written to the file */
@ -7350,7 +7405,7 @@ posix_fstat(PyObject *self, PyObject *args)
#endif
}
return _pystat_fromstructstat(&st);
return _pystat_fromstructstat(&st, timestamp);
}
PyDoc_STRVAR(posix_isatty__doc__,
@ -9634,22 +9689,25 @@ posix_fchownat(PyObject *self, PyObject *args)
#ifdef HAVE_FSTATAT
PyDoc_STRVAR(posix_fstatat__doc__,
"fstatat(dirfd, path, flags=0) -> stat result\n\n\
"fstatat(dirfd, path, flags=0, timestamp=None) -> stat result\n\n\
Like stat() but if path is relative, it is taken as relative to dirfd.\n\
flags is optional and may be 0 or AT_SYMLINK_NOFOLLOW.\n\
If path is relative and dirfd is the special value AT_FDCWD, then path\n\
is interpreted relative to the current working directory.");
static PyObject *
posix_fstatat(PyObject *self, PyObject *args)
posix_fstatat(PyObject *self, PyObject *args, PyObject *kwargs)
{
static char *kwlist[] = {"dirfd", "path", "flags", "timestamp", NULL};
PyObject *opath;
char *path;
STRUCT_STAT st;
int dirfd, res, flags = 0;
PyObject *timestamp = NULL;
if (!PyArg_ParseTuple(args, "iO&|i:fstatat",
&dirfd, PyUnicode_FSConverter, &opath, &flags))
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "iO&|iO:fstatat", kwlist,
&dirfd, PyUnicode_FSConverter, &opath,
&flags, &timestamp))
return NULL;
path = PyBytes_AsString(opath);
@ -9660,7 +9718,7 @@ posix_fstatat(PyObject *self, PyObject *args)
if (res != 0)
return posix_error();
return _pystat_fromstructstat(&st);
return _pystat_fromstructstat(&st, timestamp);
}
#endif
@ -10524,7 +10582,7 @@ static PyMethodDef posix_methods[] = {
#ifdef HAVE_FDOPENDIR
{"flistdir", posix_flistdir, METH_VARARGS, posix_flistdir__doc__},
#endif
{"lstat", posix_lstat, METH_VARARGS, posix_lstat__doc__},
{"lstat", (PyCFunction)posix_lstat, METH_VARARGS | METH_KEYWORDS, posix_lstat__doc__},
{"mkdir", posix_mkdir, METH_VARARGS, posix_mkdir__doc__},
#ifdef HAVE_NICE
{"nice", posix_nice, METH_VARARGS, posix_nice__doc__},
@ -10544,7 +10602,8 @@ static PyMethodDef posix_methods[] = {
{"rename", posix_rename, METH_VARARGS, posix_rename__doc__},
{"replace", posix_replace, METH_VARARGS, posix_replace__doc__},
{"rmdir", posix_rmdir, METH_VARARGS, posix_rmdir__doc__},
{"stat", posix_stat, METH_VARARGS, posix_stat__doc__},
{"stat", (PyCFunction)posix_stat,
METH_VARARGS | METH_KEYWORDS, posix_stat__doc__},
{"stat_float_times", stat_float_times, METH_VARARGS, stat_float_times__doc__},
#if defined(HAVE_SYMLINK) && !defined(MS_WINDOWS)
{"symlink", posix_symlink, METH_VARARGS, posix_symlink__doc__},
@ -10705,10 +10764,12 @@ static PyMethodDef posix_methods[] = {
{"wait", posix_wait, METH_NOARGS, posix_wait__doc__},
#endif /* HAVE_WAIT */
#ifdef HAVE_WAIT3
{"wait3", posix_wait3, METH_VARARGS, posix_wait3__doc__},
{"wait3", (PyCFunction)posix_wait3,
METH_VARARGS | METH_KEYWORDS, posix_wait3__doc__},
#endif /* HAVE_WAIT3 */
#ifdef HAVE_WAIT4
{"wait4", posix_wait4, METH_VARARGS, posix_wait4__doc__},
{"wait4", (PyCFunction)posix_wait4,
METH_VARARGS | METH_KEYWORDS, posix_wait4__doc__},
#endif /* HAVE_WAIT4 */
#if defined(HAVE_WAITID) && !defined(__APPLE__)
{"waitid", posix_waitid, METH_VARARGS, posix_waitid__doc__},
@ -10759,7 +10820,8 @@ static PyMethodDef posix_methods[] = {
{"sendfile", (PyCFunction)posix_sendfile, METH_VARARGS | METH_KEYWORDS,
posix_sendfile__doc__},
#endif
{"fstat", posix_fstat, METH_VARARGS, posix_fstat__doc__},
{"fstat", (PyCFunction)posix_fstat, METH_VARARGS | METH_KEYWORDS,
posix_fstat__doc__},
{"isatty", posix_isatty, METH_VARARGS, posix_isatty__doc__},
#ifdef HAVE_PIPE
{"pipe", posix_pipe, METH_NOARGS, posix_pipe__doc__},
@ -10894,7 +10956,8 @@ static PyMethodDef posix_methods[] = {
{"fchownat", posix_fchownat, METH_VARARGS, posix_fchownat__doc__},
#endif /* HAVE_FCHOWNAT */
#ifdef HAVE_FSTATAT
{"fstatat", posix_fstatat, METH_VARARGS, posix_fstatat__doc__},
{"fstatat", (PyCFunction)posix_fstatat, METH_VARARGS | METH_KEYWORDS,
posix_fstatat__doc__},
#endif
#ifdef HAVE_FUTIMESAT
{"futimesat", posix_futimesat, METH_VARARGS, posix_futimesat__doc__},

241
Modules/timemodule.c
View file

@ -40,24 +40,30 @@
#include <sys/time.h>
#endif
#if (defined(MS_WINDOWS) && !defined(__BORLANDC__)) || defined(HAVE_CLOCK)
# define HAVE_PYCLOCK
#endif
/* Forward declarations */
static int floatsleep(double);
static double floattime(void);
static PyObject *
time_time(PyObject *self, PyObject *unused)
time_time(PyObject *self, PyObject *args, PyObject *kwargs)
{
double secs;
secs = floattime();
if (secs == 0.0) {
PyErr_SetFromErrno(PyExc_IOError);
static char *kwlist[] = {"timestamp", NULL};
PyObject *timestamp = NULL;
_PyTime_t ts;
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|O:time", kwlist,
&timestamp))
return NULL;
}
return PyFloat_FromDouble(secs);
_PyTime_get(&ts);
return _PyTime_Convert(&ts, timestamp);
}
PyDoc_STRVAR(time_doc,
"time() -> floating point number\n\
"time(timestamp=float) -> floating point number\n\
\n\
Return the current time in seconds since the Epoch.\n\
Fractions of a second may be present if the system clock provides them.");
@ -72,65 +78,91 @@ Fractions of a second may be present if the system clock provides them.");
#endif
#endif
static PyObject *
pyclock(void)
static int
pyclock(_PyTime_t *ts)
{
clock_t value;
value = clock();
if (value == (clock_t)-1) {
clock_t processor_time;
processor_time = clock();
if (processor_time == (clock_t)-1) {
PyErr_SetString(PyExc_RuntimeError,
"the processor time used is not available "
"or its value cannot be represented");
return NULL;
return -1;
}
return PyFloat_FromDouble((double)value / CLOCKS_PER_SEC);
ts->seconds = 0;
assert(sizeof(clock_t) <= sizeof(_PyTime_fraction_t));
ts->numerator = Py_SAFE_DOWNCAST(processor_time,
clock_t, _PyTime_fraction_t);
ts->denominator = CLOCKS_PER_SEC;
return 0;
}
#endif /* HAVE_CLOCK */
#if defined(MS_WINDOWS) && !defined(__BORLANDC__)
/* Win32 has better clock replacement; we have our own version, due to Mark
Hammond and Tim Peters */
static PyObject *
win32_clock(int fallback)
static int
win32_clock(_PyTime_t *ts, int fallback)
{
static LONGLONG cpu_frequency = 0;
static LONGLONG ctrStart;
static LONGLONG start;
LARGE_INTEGER now;
double diff;
LONGLONG dt;
if (cpu_frequency == 0) {
LARGE_INTEGER freq;
QueryPerformanceCounter(&now);
ctrStart = now.QuadPart;
start = now.QuadPart;
if (!QueryPerformanceFrequency(&freq) || freq.QuadPart == 0) {
/* Unlikely to happen - this works on all intel
machines at least! Revert to clock() */
if (fallback)
return pyclock();
else
return PyErr_SetFromWindowsErr(0);
if (fallback) {
return pyclock(ts);
}
else {
PyErr_SetFromWindowsErr(0);
return -1;
}
}
cpu_frequency = freq.QuadPart;
}
QueryPerformanceCounter(&now);
diff = (double)(now.QuadPart - ctrStart);
return PyFloat_FromDouble(diff / (double)cpu_frequency);
dt = now.QuadPart - start;
ts->seconds = 0;
assert(sizeof(LONGLONG) <= sizeof(_PyTime_fraction_t));
ts->numerator = Py_SAFE_DOWNCAST(dt,
LONGLONG, _PyTime_fraction_t);
ts->denominator = Py_SAFE_DOWNCAST(cpu_frequency,
LONGLONG, _PyTime_fraction_t);
return 0;
}
#endif
#if (defined(MS_WINDOWS) && !defined(__BORLANDC__)) || defined(HAVE_CLOCK)
static PyObject *
time_clock(PyObject *self, PyObject *unused)
time_clock(PyObject *self, PyObject *args, PyObject *kwargs)
{
static char *kwlist[] = {"timestamp", NULL};
_PyTime_t ts;
PyObject *timestamp = NULL;
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|O:clock", kwlist,
&timestamp))
return NULL;
#if defined(MS_WINDOWS) && !defined(__BORLANDC__)
return win32_clock(1);
if (win32_clock(&ts, 1) == -1)
return NULL;
#else
return pyclock();
if (pyclock(&ts) == -1)
return NULL;
#endif
return _PyTime_Convert(&ts, timestamp);
}
PyDoc_STRVAR(clock_doc,
"clock() -> floating point number\n\
"clock(timestamp=float) -> floating point number\n\
\n\
Return the CPU time or real time since the start of the process or since\n\
the first call to clock(). This has as much precision as the system\n\
@ -139,13 +171,17 @@ records.");
#ifdef HAVE_CLOCK_GETTIME
static PyObject *
time_clock_gettime(PyObject *self, PyObject *args)
time_clock_gettime(PyObject *self, PyObject *args, PyObject *kwargs)
{
static char *kwlist[] = {"clk_id", "timestamp", NULL};
PyObject *timestamp = NULL;
int ret;
clockid_t clk_id;
struct timespec tp;
_PyTime_t ts;
if (!PyArg_ParseTuple(args, "i:clock_gettime", &clk_id))
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "i|O:clock_gettime", kwlist,
&clk_id, &timestamp))
return NULL;
ret = clock_gettime((clockid_t)clk_id, &tp);
@ -153,25 +189,31 @@ time_clock_gettime(PyObject *self, PyObject *args)
PyErr_SetFromErrno(PyExc_IOError);
return NULL;
}
return PyFloat_FromDouble(tp.tv_sec + tp.tv_nsec * 1e-9);
ts.seconds = tp.tv_sec;
ts.numerator = tp.tv_nsec;
ts.denominator = 1000000000;
return _PyTime_Convert(&ts, timestamp);
}
PyDoc_STRVAR(clock_gettime_doc,
"clock_gettime(clk_id) -> floating point number\n\
"clock_gettime(clk_id, timestamp=float) -> floating point number\n\
\n\
Return the time of the specified clock clk_id.");
#endif
#ifdef HAVE_CLOCK_GETRES
static PyObject *
time_clock_getres(PyObject *self, PyObject *args)
time_clock_getres(PyObject *self, PyObject *args, PyObject *kwargs)
{
static char *kwlist[] = {"clk_id", "timestamp", NULL};
PyObject *timestamp = NULL;
int ret;
clockid_t clk_id;
struct timespec tp;
_PyTime_t ts;
if (!PyArg_ParseTuple(args, "i:clock_getres", &clk_id))
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "i|O:clock_getres", kwlist,
&clk_id, &timestamp))
return NULL;
ret = clock_getres((clockid_t)clk_id, &tp);
@ -179,12 +221,14 @@ time_clock_getres(PyObject *self, PyObject *args)
PyErr_SetFromErrno(PyExc_IOError);
return NULL;
}
return PyFloat_FromDouble(tp.tv_sec + tp.tv_nsec * 1e-9);
ts.seconds = tp.tv_sec;
ts.numerator = tp.tv_nsec;
ts.denominator = 1000000000;
return _PyTime_Convert(&ts, timestamp);
}
PyDoc_STRVAR(clock_getres_doc,
"clock_getres(clk_id) -> floating point number\n\
"clock_getres(clk_id, timestamp=float) -> floating point number\n\
\n\
Return the resolution (precision) of the specified clock clk_id.");
#endif
@ -707,10 +751,19 @@ not present, current time as returned by localtime() is used.");
#ifdef HAVE_MKTIME
static PyObject *
time_mktime(PyObject *self, PyObject *tup)
time_mktime(PyObject *self, PyObject *args, PyObject *kwargs)
{
static char *kwlist[] = {"t", "timestamp", NULL};
PyObject *timestamp = NULL;
PyObject *tup;
struct tm buf;
time_t tt;
_PyTime_t ts;
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "O|O:mktime", kwlist,
&tup, &timestamp))
return NULL;
if (!gettmarg(tup, &buf))
return NULL;
buf.tm_wday = -1; /* sentinel; original value ignored */
@ -722,7 +775,10 @@ time_mktime(PyObject *self, PyObject *tup)
"mktime argument out of range");
return NULL;
}
return PyFloat_FromDouble((double)tt);
ts.seconds = tt;
ts.numerator = 0;
ts.denominator = 1;
return _PyTime_Convert(&ts, timestamp);
}
PyDoc_STRVAR(mktime_doc,
@ -768,12 +824,14 @@ the local timezone used by methods such as localtime, but this behaviour\n\
should not be relied on.");
#endif /* HAVE_WORKING_TZSET */
static PyObject *
time_wallclock(PyObject *self, PyObject *unused)
static int
pywallclock(_PyTime_t *ts)
{
#if defined(MS_WINDOWS) && !defined(__BORLANDC__)
return win32_clock(1);
#elif defined(HAVE_CLOCK_GETTIME) && defined(CLOCK_MONOTONIC)
return win32_clock(ts, 1);
#else
#if defined(HAVE_CLOCK_GETTIME) && defined(CLOCK_MONOTONIC)
static int clk_index = 0;
clockid_t clk_ids[] = {
#ifdef CLOCK_MONOTONIC_RAW
@ -793,20 +851,41 @@ time_wallclock(PyObject *self, PyObject *unused)
clockid_t clk_id = clk_ids[clk_index];
ret = clock_gettime(clk_id, &tp);
if (ret == 0)
return PyFloat_FromDouble(tp.tv_sec + tp.tv_nsec * 1e-9);
{
ts->seconds = tp.tv_sec;
ts->numerator = tp.tv_nsec;
ts->denominator = 1000000000;
return 0;
}
clk_index++;
if (Py_ARRAY_LENGTH(clk_ids) <= clk_index)
clk_index = -1;
}
return time_time(self, NULL);
#else
return time_time(self, NULL);
#endif /* defined(HAVE_CLOCK_GETTIME) && defined(CLOCK_MONOTONIC) */
_PyTime_get(ts);
return 0;
#endif
}
static PyObject *
time_wallclock(PyObject *self, PyObject *args, PyObject *kwargs)
{
static char *kwlist[] = {"timestamp", NULL};
PyObject *timestamp = NULL;
_PyTime_t ts;
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|O:wallclock", kwlist,
&timestamp))
return NULL;
if (pywallclock(&ts))
return NULL;
return _PyTime_Convert(&ts, timestamp);
}
PyDoc_STRVAR(wallclock_doc,
"wallclock() -> float\n\
"wallclock(timestamp=float)\n\
\n\
Return the current time in fractions of a second to the system's best\n\
ability. Use this when the most accurate representation of wall-clock is\n\
@ -821,11 +900,11 @@ calls is valid.");
#ifdef HAVE_PYTIME_MONOTONIC
static PyObject *
time_monotonic(PyObject *self, PyObject *unused)
time_monotonic(PyObject *self, PyObject *args, PyObject *kwargs)
{
#if defined(MS_WINDOWS) && !defined(__BORLANDC__)
return win32_clock(0);
#else
static char *kwlist[] = {"timestamp", NULL};
PyObject *timestamp = NULL;
#if defined(HAVE_CLOCK_GETTIME) && defined(CLOCK_MONOTONIC)
static int clk_index = 0;
clockid_t clk_ids[] = {
#ifdef CLOCK_MONOTONIC_RAW
@ -835,12 +914,28 @@ time_monotonic(PyObject *self, PyObject *unused)
};
int ret;
struct timespec tp;
#endif
_PyTime_t ts;
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|O:monotonic", kwlist,
&timestamp))
return NULL;
#if defined(MS_WINDOWS) && !defined(__BORLANDC__)
if (win32_clock(&ts, 0) == -1)
return NULL;
return _PyTime_Convert(&ts, timestamp);
#else
while (0 <= clk_index) {
clockid_t clk_id = clk_ids[clk_index];
ret = clock_gettime(clk_id, &tp);
if (ret == 0)
return PyFloat_FromDouble(tp.tv_sec + tp.tv_nsec * 1e-9);
{
ts.seconds = tp.tv_sec;
ts.numerator = tp.tv_nsec;
ts.denominator = 1000000000;
return _PyTime_Convert(&ts, timestamp);
}
clk_index++;
if (Py_ARRAY_LENGTH(clk_ids) <= clk_index)
@ -968,15 +1063,19 @@ PyInit_timezone(PyObject *m) {
static PyMethodDef time_methods[] = {
{"time", time_time, METH_NOARGS, time_doc},
#if (defined(MS_WINDOWS) && !defined(__BORLANDC__)) || defined(HAVE_CLOCK)
{"clock", time_clock, METH_NOARGS, clock_doc},
{"time", (PyCFunction)time_time,
METH_VARARGS | METH_KEYWORDS, time_doc},
#ifdef HAVE_PYCLOCK
{"clock", (PyCFunction)time_clock,
METH_VARARGS | METH_KEYWORDS, clock_doc},
#endif
#ifdef HAVE_CLOCK_GETTIME
{"clock_gettime", time_clock_gettime, METH_VARARGS, clock_gettime_doc},
{"clock_gettime", (PyCFunction)time_clock_gettime,
METH_VARARGS | METH_KEYWORDS, clock_gettime_doc},
#endif
#ifdef HAVE_CLOCK_GETRES
{"clock_getres", time_clock_getres, METH_VARARGS, clock_getres_doc},
{"clock_getres", (PyCFunction)time_clock_getres,
METH_VARARGS | METH_KEYWORDS, clock_getres_doc},
#endif
{"sleep", time_sleep, METH_VARARGS, sleep_doc},
{"gmtime", time_gmtime, METH_VARARGS, gmtime_doc},
@ -984,10 +1083,12 @@ static PyMethodDef time_methods[] = {
{"asctime", time_asctime, METH_VARARGS, asctime_doc},
{"ctime", time_ctime, METH_VARARGS, ctime_doc},
#ifdef HAVE_MKTIME
{"mktime", time_mktime, METH_O, mktime_doc},
{"mktime", (PyCFunction)time_mktime,
METH_VARARGS | METH_KEYWORDS, mktime_doc},
#endif
#ifdef HAVE_PYTIME_MONOTONIC
{"monotonic", time_monotonic, METH_NOARGS, monotonic_doc},
{"monotonic", (PyCFunction)time_monotonic,
METH_VARARGS | METH_KEYWORDS, monotonic_doc},
#endif
#ifdef HAVE_STRFTIME
{"strftime", time_strftime, METH_VARARGS, strftime_doc},
@ -996,7 +1097,8 @@ static PyMethodDef time_methods[] = {
#ifdef HAVE_WORKING_TZSET
{"tzset", time_tzset, METH_NOARGS, tzset_doc},
#endif
{"wallclock", time_wallclock, METH_NOARGS, wallclock_doc},
{"wallclock", (PyCFunction)time_wallclock,
METH_VARARGS | METH_KEYWORDS, wallclock_doc},
{NULL, NULL} /* sentinel */
};
@ -1081,15 +1183,6 @@ PyInit_time(void)
return m;
}
static double
floattime(void)
{
_PyTime_timeval t;
_PyTime_gettimeofday(&t);
return (double)t.tv_sec + t.tv_usec*0.000001;
}
/* Implement floatsleep() for various platforms.
When interrupted (or when another error occurs), return -1 and
set an exception; else return 0. */