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cpython/Modules/python.c at fe8440aec00af5bc2e995aaad205efa2e693a364 · python/cpython · GitHub
python
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/* Minimal main program -- everything is loaded from the library */
#include
"Python.h"
#include
<locale.h>
#ifdef
__FreeBSD__
#include
<floatingpoint.h>
#endif
#ifdef
MS_WINDOWS
int
wmain
(
int
argc
,
wchar_t
*
*
argv
)
{
return
Py_Main
(
argc
,
argv
);
}
#else
#ifdef
__APPLE__
extern
wchar_t
*
_Py_DecodeUTF8_surrogateescape
(
const
char
*
s
,
Py_ssize_t
size
);
#endif
int
main
(
int
argc
,
char
*
*
argv
)
{
wchar_t
*
*
argv_copy
=
(
wchar_t
*
*
)
PyMem_Malloc
(
sizeof
(
wchar_t
*
)
*
(
argc
+
1
));
/* We need a second copies, as Python might modify the first one. */
wchar_t
*
*
argv_copy2
=
(
wchar_t
*
*
)
PyMem_Malloc
(
sizeof
(
wchar_t
*
)
*
(
argc
+
1
));
int
i
,
res
;
char
*
oldloc
;
/* 754 requires that FP exceptions run in "no stop" mode by default,
* and until C vendors implement C99's ways to control FP exceptions,
* Python requires non-stop mode. Alas, some platforms enable FP
* exceptions by default. Here we disable them.
*/
#ifdef
__FreeBSD__
fp_except_t
m
;
m
=
fpgetmask
();
fpsetmask
(
m
&
~
FP_X_OFL
);
#endif
if
(!
argv_copy
||
!
argv_copy2
) {
fprintf
(
stderr
,
"out of memory\n"
);
return
1
;
}
oldloc
=
strdup
(
setlocale
(
LC_ALL
,
NULL
));
setlocale
(
LC_ALL
,
""
);
for
(
i
=
0
;
i
<
argc
;
i
++
) {
#ifdef
__APPLE__
argv_copy
[
i
]
=
_Py_DecodeUTF8_surrogateescape
(
argv
[
i
],
strlen
(
argv
[
i
]));
#else
argv_copy
[
i
]
=
_Py_char2wchar
(
argv
[
i
],
NULL
);
#endif
if
(!
argv_copy
[
i
]) {
fprintf
(
stderr
,
"Fatal Python error: "
"unable to decode the command line argument #%i\n"
,
i
+
1
);
return
1
;
}
argv_copy2
[
i
]
=
argv_copy
[
i
];
}
argv_copy2
[
argc
]
=
argv_copy
[
argc
]
=
NULL
;
setlocale
(
LC_ALL
,
oldloc
);
free
(
oldloc
);
res
=
Py_Main
(
argc
,
argv_copy
);
for
(
i
=
0
;
i
<
argc
;
i
++
) {
PyMem_Free
(
argv_copy2
[
i
]);
}
PyMem_Free
(
argv_copy
);
PyMem_Free
(
argv_copy2
);
return
res
;
}
#endif
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