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Try to cleanup a lot of boilerplate #ifdef wrt wait types and make the code 

more consistent (and smaller by 85 lines or so).
This commit is contained in:
Neal Norwitz 2006-03-20 06:48:34 +00:00
parent 49c65d022f
commit d5a375496e
1 changed files with 47 additions and 143 deletions
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190
Modules/posixmodule.c
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@ -264,6 +264,12 @@ extern int lstat(const char *, struct stat *);
#define WTERMSIG(u_wait) ((u_wait).w_termsig)
#endif
#define WAIT_TYPE union wait
#define WAIT_STATUS_INT(s) (s.w_status)
#else /* !UNION_WAIT */
#define WAIT_TYPE int
#define WAIT_STATUS_INT(s) (s)
#endif /* UNION_WAIT */
/* Don't use the "_r" form if we don't need it (also, won't have a
@ -5159,15 +5165,8 @@ posix_wait3(PyObject *self, PyObject *args)
{
int pid, options;
struct rusage ru;
#ifdef UNION_WAIT
union wait status;
#define status_i (status.w_status)
#else
int status;
#define status_i status
#endif
status_i = 0;
WAIT_TYPE status;
WAIT_STATUS_INT(status) = 0;
if (!PyArg_ParseTuple(args, "i:wait3", &options))
return NULL;
@ -5176,8 +5175,7 @@ posix_wait3(PyObject *self, PyObject *args)
pid = wait3(&status, options, &ru);
Py_END_ALLOW_THREADS
return wait_helper(pid, status_i, &ru);
#undef status_i
return wait_helper(pid, WAIT_STATUS_INT(status), &ru);
}
#endif /* HAVE_WAIT3 */
@ -5191,15 +5189,8 @@ posix_wait4(PyObject *self, PyObject *args)
{
int pid, options;
struct rusage ru;
#ifdef UNION_WAIT
union wait status;
#define status_i (status.w_status)
#else
int status;
#define status_i status
#endif
status_i = 0;
WAIT_TYPE status;
WAIT_STATUS_INT(status) = 0;
if (!PyArg_ParseTuple(args, "ii:wait4", &pid, &options))
return NULL;
@ -5208,8 +5199,7 @@ posix_wait4(PyObject *self, PyObject *args)
pid = wait4(pid, &status, options, &ru);
Py_END_ALLOW_THREADS
return wait_helper(pid, status_i, &ru);
#undef status_i
return wait_helper(pid, WAIT_STATUS_INT(status), &ru);
}
#endif /* HAVE_WAIT4 */
@ -5222,14 +5212,8 @@ 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;
WAIT_TYPE status;
WAIT_STATUS_INT(status) = 0;
if (!PyArg_ParseTuple(args, "ii:waitpid", &pid, &options))
return NULL;
@ -5238,8 +5222,8 @@ posix_waitpid(PyObject *self, PyObject *args)
Py_END_ALLOW_THREADS
if (pid == -1)
return posix_error();
else
return Py_BuildValue("ii", pid, status_i);
return Py_BuildValue("ii", pid, WAIT_STATUS_INT(status));
}
#elif defined(HAVE_CWAIT)
@ -5262,10 +5246,9 @@ posix_waitpid(PyObject *self, PyObject *args)
Py_END_ALLOW_THREADS
if (pid == -1)
return posix_error();
else
/* shift the status left a byte so this is more like the
POSIX waitpid */
return Py_BuildValue("ii", pid, status << 8);
/* shift the status left a byte so this is more like the POSIX waitpid */
return Py_BuildValue("ii", pid, status << 8);
}
#endif /* HAVE_WAITPID || HAVE_CWAIT */
@ -5278,23 +5261,16 @@ static PyObject *
posix_wait(PyObject *self, PyObject *noargs)
{
int pid;
#ifdef UNION_WAIT
union wait status;
#define status_i (status.w_status)
#else
int status;
#define status_i status
#endif
WAIT_TYPE status;
WAIT_STATUS_INT(status) = 0;
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
return Py_BuildValue("ii", pid, WAIT_STATUS_INT(status));
}
#endif
@ -6132,22 +6108,13 @@ Return True if the process returning 'status' was dumped to a core file.");
static PyObject *
posix_WCOREDUMP(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;
WAIT_TYPE status;
WAIT_STATUS_INT(status) = 0;
if (!PyArg_ParseTuple(args, "i:WCOREDUMP", &status_i))
{
if (!PyArg_ParseTuple(args, "i:WCOREDUMP", &WAIT_STATUS_INT(status)))
return NULL;
}
return PyBool_FromLong(WCOREDUMP(status));
#undef status_i
}
#endif /* WCOREDUMP */
@ -6160,22 +6127,13 @@ job control stop.");
static PyObject *
posix_WIFCONTINUED(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;
WAIT_TYPE status;
WAIT_STATUS_INT(status) = 0;
if (!PyArg_ParseTuple(args, "i:WCONTINUED", &status_i))
{
if (!PyArg_ParseTuple(args, "i:WCONTINUED", &WAIT_STATUS_INT(status)))
return NULL;
}
return PyBool_FromLong(WIFCONTINUED(status));
#undef status_i
}
#endif /* WIFCONTINUED */
@ -6187,22 +6145,13 @@ 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;
WAIT_TYPE status;
WAIT_STATUS_INT(status) = 0;
if (!PyArg_ParseTuple(args, "i:WIFSTOPPED", &status_i))
{
if (!PyArg_ParseTuple(args, "i:WIFSTOPPED", &WAIT_STATUS_INT(status)))
return NULL;
}
return PyBool_FromLong(WIFSTOPPED(status));
#undef status_i
}
#endif /* WIFSTOPPED */
@ -6214,22 +6163,13 @@ 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;
WAIT_TYPE status;
WAIT_STATUS_INT(status) = 0;
if (!PyArg_ParseTuple(args, "i:WIFSIGNALED", &status_i))
{
if (!PyArg_ParseTuple(args, "i:WIFSIGNALED", &WAIT_STATUS_INT(status)))
return NULL;
}
return PyBool_FromLong(WIFSIGNALED(status));
#undef status_i
}
#endif /* WIFSIGNALED */
@ -6242,22 +6182,13 @@ 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;
WAIT_TYPE status;
WAIT_STATUS_INT(status) = 0;
if (!PyArg_ParseTuple(args, "i:WIFEXITED", &status_i))
{
if (!PyArg_ParseTuple(args, "i:WIFEXITED", &WAIT_STATUS_INT(status)))
return NULL;
}
return PyBool_FromLong(WIFEXITED(status));
#undef status_i
}
#endif /* WIFEXITED */
@ -6269,22 +6200,13 @@ 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;
WAIT_TYPE status;
WAIT_STATUS_INT(status) = 0;
if (!PyArg_ParseTuple(args, "i:WEXITSTATUS", &status_i))
{
if (!PyArg_ParseTuple(args, "i:WEXITSTATUS", &WAIT_STATUS_INT(status)))
return NULL;
}
return Py_BuildValue("i", WEXITSTATUS(status));
#undef status_i
}
#endif /* WEXITSTATUS */
@ -6297,22 +6219,13 @@ 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;
WAIT_TYPE status;
WAIT_STATUS_INT(status) = 0;
if (!PyArg_ParseTuple(args, "i:WTERMSIG", &status_i))
{
if (!PyArg_ParseTuple(args, "i:WTERMSIG", &WAIT_STATUS_INT(status)))
return NULL;
}
return Py_BuildValue("i", WTERMSIG(status));
#undef status_i
}
#endif /* WTERMSIG */
@ -6325,22 +6238,13 @@ 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;
WAIT_TYPE status;
WAIT_STATUS_INT(status) = 0;
if (!PyArg_ParseTuple(args, "i:WSTOPSIG", &status_i))
{
if (!PyArg_ParseTuple(args, "i:WSTOPSIG", &WAIT_STATUS_INT(status)))
return NULL;
}
return Py_BuildValue("i", WSTOPSIG(status));
#undef status_i
}
#endif /* WSTOPSIG */