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nexedi
cython
Commits
154510ec
Commit
154510ec
authored
Mar 26, 2016
by
Phil Austin
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revert cython_freeze copy
parent
a97ebf6d
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3 changed files
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136 additions
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393 deletions
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Demos/freeze/Makefile
Demos/freeze/Makefile
+1
-1
Demos/freeze/cython_freeze
Demos/freeze/cython_freeze
+0
-258
bin/cython_freeze
bin/cython_freeze
+135
-134
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Demos/freeze/Makefile
View file @
154510ec
CC
=
gcc
CYTHON
=
cython
CYTHON_FREEZE
=
./cython_freeze
CYTHON_FREEZE
=
.
./../bin
/cython_freeze
PYTHON
=
python
RST2HTML
=
rst2html
...
...
Demos/freeze/cython_freeze
deleted
100755 → 0
View file @
a97ebf6d
#!/usr/bin/env python
"""
Create a C file for embedding one or more Cython source files.
Requires Cython 0.11.2 (or perhaps newer).
See Demos/freeze/README.txt for more details.
"""
from
__future__
import
print_function
import
optparse
from
os.path
import
splitext
,
basename
usage
=
'%prog [-o outfile] [-p] module [module ...]'
description
=
'Create a C file for embedding Cython modules.'
p
=
optparse
.
OptionParser
(
usage
=
usage
,
description
=
description
)
p
.
add_option
(
'-o'
,
'--output'
,
metavar
=
'FILE'
,
help
=
'write output to FILE instead of standard output'
)
p
.
add_option
(
'-p'
,
'--pymain'
,
action
=
'store_true'
,
default
=
False
,
help
=
'do not automatically run the first module as __main__'
)
options
,
args
=
p
.
parse_args
()
if
len
(
args
)
<
1
:
p
.
print_help
()
p
.
exit
(
1
)
if
options
.
output
:
import
sys
old_stdout
=
sys
.
stdout
sys
.
stdout
=
open
(
options
.
output
,
'w'
)
modules
=
[
basename
(
splitext
(
x
)[
0
]).
replace
(
'.'
,
'_'
)
for
x
in
args
]
print
(
"""
\
#include <Python.h>
#include <locale.h>
#include <stdio.h>
#include <stdlib.h>
#ifdef __FreeBSD__
#include <floatingpoint.h>
#endif
#if PY_MAJOR_VERSION < 3
# define MODINIT(name) init ## name
#else
# define MODINIT(name) PyInit_ ## name
#endif
"""
)
for
name
in
modules
:
print
(
"PyMODINIT_FUNC MODINIT(%s) (void);"
%
name
)
print
(
"""
static struct _inittab inittab[] = {"""
)
for
name
in
modules
:
print
(
' {"%(name)s", MODINIT(%(name)s)},'
%
{
'name'
:
name
})
print
(
""" {NULL, NULL}
};
"""
,
end
=
' '
)
if
not
options
.
pymain
:
print
(
"
\
n
extern int __pyx_module_is_main_%s;"
%
modules
[
0
])
print
(
"""
#if PY_MAJOR_VERSION < 3
int main(int argc, char** argv) {
#elif defined(WIN32) || defined(MS_WINDOWS)
int wmain(int argc, wchar_t **argv) {
#else
static int python_main(int argc, wchar_t **argv) {
#endif
"""
,
end
=
' '
)
if
not
options
.
pymain
:
print
(
"""
\
PyObject *m = NULL;
int r = 0;
"""
,
end
=
' '
)
print
(
"""
\
/* 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 (PyImport_ExtendInittab(inittab)) {
fprintf(stderr, "No memory
\
\
n");
exit(1);
}
"""
,
end
=
' '
)
if
options
.
pymain
:
print
(
"""
\
return Py_Main(argc, argv);
}
"""
)
else
:
print
(
"""
\
Py_SetProgramName(argv[0]);
Py_Initialize();
PySys_SetArgv(argc, argv);
__pyx_module_is_main_%(main)s = 1;
m = PyImport_ImportModule(inittab[0].name);
if (!m) {
r = 1;
PyErr_Print(); /* This exits with the right code if SystemExit. */
#if PY_MAJOR_VERSION < 3
if (Py_FlushLine())
PyErr_Clear();
#endif
}
Py_XDECREF(m);
Py_Finalize();
return r;
}
"""
%
{
'main'
:
modules
[
0
]},
end
=
' '
)
print
(
r"""
#if PY_MAJOR_VERSION >= 3 && !defined(WIN32) && !defined(MS_WINDOWS)
static wchar_t*
char2wchar(char* arg)
{
wchar_t *res;
#ifdef HAVE_BROKEN_MBSTOWCS
/* Some platforms have a broken implementation of
* mbstowcs which does not count the characters that
* would result from conversion. Use an upper bound.
*/
size_t argsize = strlen(arg);
#else
size_t argsize = mbstowcs(NULL, arg, 0);
#endif
size_t count;
unsigned char *in;
wchar_t *out;
#ifdef HAVE_MBRTOWC
mbstate_t mbs;
#endif
if (argsize != (size_t)-1) {
res = (wchar_t *)malloc((argsize+1)*sizeof(wchar_t));
if (!res)
goto oom;
count = mbstowcs(res, arg, argsize+1);
if (count != (size_t)-1) {
wchar_t *tmp;
/* Only use the result if it contains no
surrogate characters. */
for (tmp = res; *tmp != 0 &&
(*tmp < 0xd800 || *tmp > 0xdfff); tmp++)
;
if (*tmp == 0)
return res;
}
free(res);
}
/* Conversion failed. Fall back to escaping with surrogateescape. */
#ifdef HAVE_MBRTOWC
/* Try conversion with mbrtwoc (C99), and escape non-decodable bytes. */
/* Overallocate; as multi-byte characters are in the argument, the
actual output could use less memory. */
argsize = strlen(arg) + 1;
res = malloc(argsize*sizeof(wchar_t));
if (!res) goto oom;
in = (unsigned char*)arg;
out = res;
memset(&mbs, 0, sizeof mbs);
while (argsize) {
size_t converted = mbrtowc(out, (char*)in, argsize, &mbs);
if (converted == 0)
/* Reached end of string; null char stored. */
break;
if (converted == (size_t)-2) {
/* Incomplete character. This should never happen,
since we provide everything that we have -
unless there is a bug in the C library, or I
misunderstood how mbrtowc works. */
fprintf(stderr, "unexpected mbrtowc result -2\n");
return NULL;
}
if (converted == (size_t)-1) {
/* Conversion error. Escape as UTF-8b, and start over
in the initial shift state. */
*out++ = 0xdc00 + *in++;
argsize--;
memset(&mbs, 0, sizeof mbs);
continue;
}
if (*out >= 0xd800 && *out <= 0xdfff) {
/* Surrogate character. Escape the original
byte sequence with surrogateescape. */
argsize -= converted;
while (converted--)
*out++ = 0xdc00 + *in++;
continue;
}
/* successfully converted some bytes */
in += converted;
argsize -= converted;
out++;
}
#else
/* Cannot use C locale for escaping; manually escape as if charset
is ASCII (i.e. escape all bytes > 128. This will still roundtrip
correctly in the locale's charset, which must be an ASCII superset. */
res = malloc((strlen(arg)+1)*sizeof(wchar_t));
if (!res) goto oom;
in = (unsigned char*)arg;
out = res;
while(*in)
if(*in < 128)
*out++ = *in++;
else
*out++ = 0xdc00 + *in++;
*out = 0;
#endif
return res;
oom:
fprintf(stderr, "out of memory\n");
return NULL;
}
int
main(int argc, char **argv)
{
wchar_t **argv_copy = (wchar_t **)malloc(sizeof(wchar_t*)*argc);
/* We need a second copies, as Python might modify the first one. */
wchar_t **argv_copy2 = (wchar_t **)malloc(sizeof(wchar_t*)*argc);
int i, res;
char *oldloc;
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++) {
argv_copy2[i] = argv_copy[i] = char2wchar(argv[i]);
if (!argv_copy[i])
return 1;
}
setlocale(LC_ALL, oldloc);
free(oldloc);
res = python_main(argc, argv_copy);
for (i = 0; i < argc; i++) {
free(argv_copy2[i]);
}
free(argv_copy);
free(argv_copy2);
return res;
}
#endif"""
)
bin/cython_freeze
View file @
154510ec
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