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merge 3.6

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This commit is contained in:
Benjamin Peterson 2016-09-20 20:39:44 -07:00
commit 637d1e2b0a
8 changed files with 11 additions and 71 deletions
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10
Include/pyport.h
View File

@ -723,15 +723,7 @@ extern pid_t forkpty(int *, char *, struct termios *, struct winsize *);
#define Py_ULL(x) Py_LL(x##U)
#endif
#ifdef VA_LIST_IS_ARRAY
#define Py_VA_COPY(x, y) memcpy((x), (y), sizeof(va_list))
#else
#ifdef __va_copy
#define Py_VA_COPY __va_copy
#else
#define Py_VA_COPY(x, y) (x) = (y)
#endif
#endif
#define Py_VA_COPY va_copy
/*
* Convenient macros to deal with endianness of the platform. WORDS_BIGENDIAN is

2
Objects/abstract.c
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@ -2683,7 +2683,7 @@ objargs_mkstack(PyObject **small_stack, Py_ssize_t small_stack_size,
PyObject **stack;
/* Count the number of arguments */
Py_VA_COPY(countva, va);
va_copy(countva, va);
n = 0;
while (1) {

5
Objects/unicodeobject.c
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@ -2874,9 +2874,8 @@ PyUnicode_FromFormatV(const char *format, va_list vargs)
writer.min_length = strlen(format) + 100;
writer.overallocate = 1;
/* va_list may be an array (of 1 item) on some platforms (ex: AMD64).
Copy it to be able to pass a reference to a subfunction. */
Py_VA_COPY(vargs2, vargs);
// Copy varags to be able to pass a reference to a subfunction.
va_copy(vargs2, vargs);
for (f = format; *f; ) {
if (*f == '%') {

12
Python/getargs.c
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@ -142,7 +142,7 @@ PyArg_VaParse(PyObject *args, const char *format, va_list va)
{
va_list lva;
Py_VA_COPY(lva, va);
va_copy(lva, va);
return vgetargs1(args, format, &lva, 0);
}
@ -152,7 +152,7 @@ _PyArg_VaParse_SizeT(PyObject *args, const char *format, va_list va)
{
va_list lva;
Py_VA_COPY(lva, va);
va_copy(lva, va);
return vgetargs1(args, format, &lva, FLAG_SIZE_T);
}
@ -1402,7 +1402,7 @@ PyArg_VaParseTupleAndKeywords(PyObject *args,
return 0;
}
Py_VA_COPY(lva, va);
va_copy(lva, va);
retval = vgetargskeywords(args, keywords, format, kwlist, &lva, 0);
return retval;
@ -1426,7 +1426,7 @@ _PyArg_VaParseTupleAndKeywords_SizeT(PyObject *args,
return 0;
}
Py_VA_COPY(lva, va);
va_copy(lva, va);
retval = vgetargskeywords(args, keywords, format,
kwlist, &lva, FLAG_SIZE_T);
@ -1531,7 +1531,7 @@ _PyArg_VaParseTupleAndKeywordsFast(PyObject *args, PyObject *keywords,
return 0;
}
Py_VA_COPY(lva, va);
va_copy(lva, va);
retval = vgetargskeywordsfast(args, keywords, parser, &lva, 0);
return retval;
@ -1552,7 +1552,7 @@ _PyArg_VaParseTupleAndKeywordsFast_SizeT(PyObject *args, PyObject *keywords,
return 0;
}
Py_VA_COPY(lva, va);
va_copy(lva, va);
retval = vgetargskeywordsfast(args, keywords, parser, &lva, FLAG_SIZE_T);
return retval;

2
Python/modsupport.c
View File

@ -468,7 +468,7 @@ va_build_value(const char *format, va_list va, int flags)
int n = countformat(f, '\0');
va_list lva;
Py_VA_COPY(lva, va);
va_copy(lva, va);
if (n < 0)
return NULL;

34
configure vendored
View File

@ -13543,40 +13543,6 @@ $as_echo "no" >&6; }
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
va_list_is_array=no
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether va_list is an array" >&5
$as_echo_n "checking whether va_list is an array... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#ifdef HAVE_STDARG_PROTOTYPES
#include <stdarg.h>
#else
#include <varargs.h>
#endif
int
main ()
{
va_list list1, list2; list1 = list2;
;
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
else
$as_echo "#define VA_LIST_IS_ARRAY 1" >>confdefs.h
va_list_is_array=yes
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $va_list_is_array" >&5
$as_echo "$va_list_is_array" >&6; }
# sigh -- gethostbyname_r is a mess; it can have 3, 5 or 6 arguments :-(

14
configure.ac
View File

@ -4040,20 +4040,6 @@ x.sa_len = 0;]])],
[AC_MSG_RESULT(no)]
)
va_list_is_array=no
AC_MSG_CHECKING(whether va_list is an array)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#ifdef HAVE_STDARG_PROTOTYPES
#include <stdarg.h>
#else
#include <varargs.h>
#endif
]], [[va_list list1, list2; list1 = list2;]])],[],[
AC_DEFINE(VA_LIST_IS_ARRAY, 1, [Define if a va_list is an array of some kind])
va_list_is_array=yes
])
AC_MSG_RESULT($va_list_is_array)
# sigh -- gethostbyname_r is a mess; it can have 3, 5 or 6 arguments :-(
AH_TEMPLATE(HAVE_GETHOSTBYNAME_R,
[Define this if you have some version of gethostbyname_r()])

3
pyconfig.h.in
View File

@ -1361,9 +1361,6 @@
#endif
/* Define if a va_list is an array of some kind */
#undef VA_LIST_IS_ARRAY
/* Define if you want SIGFPE handled (see Include/pyfpe.h). */
#undef WANT_SIGFPE_HANDLER