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#!/usr/bin/env python3
"""
C declarations, CPP macros, and C functions for f2py2e.
Only required declarations/macros/functions will be used.
Copyright 1999,2000 Pearu Peterson all rights reserved,
Pearu Peterson <pearu@ioc.ee>
Permission to use, modify, and distribute this software is given under the
terms of the NumPy License.
NO WARRANTY IS EXPRESSED OR IMPLIED. USE AT YOUR OWN RISK.
$Date: 2005/05/06 11:42:34 $
Pearu Peterson
"""
import sys
import copy
from . import __version__
f2py_version = __version__.version
errmess = sys.stderr.write
##################### Definitions ##################
outneeds = {'includes0': [], 'includes': [], 'typedefs': [], 'typedefs_generated': [],
'userincludes': [],
'cppmacros': [], 'cfuncs': [], 'callbacks': [], 'f90modhooks': [],
'commonhooks': []}
needs = {}
includes0 = {'includes0': '/*need_includes0*/'}
includes = {'includes': '/*need_includes*/'}
userincludes = {'userincludes': '/*need_userincludes*/'}
typedefs = {'typedefs': '/*need_typedefs*/'}
typedefs_generated = {'typedefs_generated': '/*need_typedefs_generated*/'}
cppmacros = {'cppmacros': '/*need_cppmacros*/'}
cfuncs = {'cfuncs': '/*need_cfuncs*/'}
callbacks = {'callbacks': '/*need_callbacks*/'}
f90modhooks = {'f90modhooks': '/*need_f90modhooks*/',
'initf90modhooksstatic': '/*initf90modhooksstatic*/',
'initf90modhooksdynamic': '/*initf90modhooksdynamic*/',
}
commonhooks = {'commonhooks': '/*need_commonhooks*/',
'initcommonhooks': '/*need_initcommonhooks*/',
}
############ Includes ###################
includes0['math.h'] = '#include <math.h>'
includes0['string.h'] = '#include <string.h>'
includes0['setjmp.h'] = '#include <setjmp.h>'
includes['arrayobject.h'] = '''#define PY_ARRAY_UNIQUE_SYMBOL PyArray_API
#include "arrayobject.h"'''
includes['arrayobject.h'] = '#include "fortranobject.h"'
includes['stdarg.h'] = '#include <stdarg.h>'
############# Type definitions ###############
typedefs['unsigned_char'] = 'typedef unsigned char unsigned_char;'
typedefs['unsigned_short'] = 'typedef unsigned short unsigned_short;'
typedefs['unsigned_long'] = 'typedef unsigned long unsigned_long;'
typedefs['signed_char'] = 'typedef signed char signed_char;'
typedefs['long_long'] = """\
#if defined(NPY_OS_WIN32)
typedef __int64 long_long;
#else
typedef long long long_long;
typedef unsigned long long unsigned_long_long;
#endif
"""
typedefs['unsigned_long_long'] = """\
#if defined(NPY_OS_WIN32)
typedef __uint64 long_long;
#else
typedef unsigned long long unsigned_long_long;
#endif
"""
typedefs['long_double'] = """\
#ifndef _LONG_DOUBLE
typedef long double long_double;
#endif
"""
typedefs[
'complex_long_double'] = 'typedef struct {long double r,i;} complex_long_double;'
typedefs['complex_float'] = 'typedef struct {float r,i;} complex_float;'
typedefs['complex_double'] = 'typedef struct {double r,i;} complex_double;'
typedefs['string'] = """typedef char * string;"""
typedefs['character'] = """typedef char character;"""
############### CPP macros ####################
cppmacros['CFUNCSMESS'] = """\
#ifdef DEBUGCFUNCS
#define CFUNCSMESS(mess) fprintf(stderr,\"debug-capi:\"mess);
#define CFUNCSMESSPY(mess,obj) CFUNCSMESS(mess) \\
PyObject_Print((PyObject *)obj,stderr,Py_PRINT_RAW);\\
fprintf(stderr,\"\\n\");
#else
#define CFUNCSMESS(mess)
#define CFUNCSMESSPY(mess,obj)
#endif
"""
cppmacros['F_FUNC'] = """\
#if defined(PREPEND_FORTRAN)
#if defined(NO_APPEND_FORTRAN)
#if defined(UPPERCASE_FORTRAN)
#define F_FUNC(f,F) _##F
#else
#define F_FUNC(f,F) _##f
#endif
#else
#if defined(UPPERCASE_FORTRAN)
#define F_FUNC(f,F) _##F##_
#else
#define F_FUNC(f,F) _##f##_
#endif
#endif
#else
#if defined(NO_APPEND_FORTRAN)
#if defined(UPPERCASE_FORTRAN)
#define F_FUNC(f,F) F
#else
#define F_FUNC(f,F) f
#endif
#else
#if defined(UPPERCASE_FORTRAN)
#define F_FUNC(f,F) F##_
#else
#define F_FUNC(f,F) f##_
#endif
#endif
#endif
#if defined(UNDERSCORE_G77)
#define F_FUNC_US(f,F) F_FUNC(f##_,F##_)
#else
#define F_FUNC_US(f,F) F_FUNC(f,F)
#endif
"""
cppmacros['F_WRAPPEDFUNC'] = """\
#if defined(PREPEND_FORTRAN)
#if defined(NO_APPEND_FORTRAN)
#if defined(UPPERCASE_FORTRAN)
#define F_WRAPPEDFUNC(f,F) _F2PYWRAP##F
#else
#define F_WRAPPEDFUNC(f,F) _f2pywrap##f
#endif
#else
#if defined(UPPERCASE_FORTRAN)
#define F_WRAPPEDFUNC(f,F) _F2PYWRAP##F##_
#else
#define F_WRAPPEDFUNC(f,F) _f2pywrap##f##_
#endif
#endif
#else
#if defined(NO_APPEND_FORTRAN)
#if defined(UPPERCASE_FORTRAN)
#define F_WRAPPEDFUNC(f,F) F2PYWRAP##F
#else
#define F_WRAPPEDFUNC(f,F) f2pywrap##f
#endif
#else
#if defined(UPPERCASE_FORTRAN)
#define F_WRAPPEDFUNC(f,F) F2PYWRAP##F##_
#else
#define F_WRAPPEDFUNC(f,F) f2pywrap##f##_
#endif
#endif
#endif
#if defined(UNDERSCORE_G77)
#define F_WRAPPEDFUNC_US(f,F) F_WRAPPEDFUNC(f##_,F##_)
#else
#define F_WRAPPEDFUNC_US(f,F) F_WRAPPEDFUNC(f,F)
#endif
"""
cppmacros['F_MODFUNC'] = """\
#if defined(F90MOD2CCONV1) /*E.g. Compaq Fortran */
#if defined(NO_APPEND_FORTRAN)
#define F_MODFUNCNAME(m,f) $ ## m ## $ ## f
#else
#define F_MODFUNCNAME(m,f) $ ## m ## $ ## f ## _
#endif
#endif
#if defined(F90MOD2CCONV2) /*E.g. IBM XL Fortran, not tested though */
#if defined(NO_APPEND_FORTRAN)
#define F_MODFUNCNAME(m,f) __ ## m ## _MOD_ ## f
#else
#define F_MODFUNCNAME(m,f) __ ## m ## _MOD_ ## f ## _
#endif
#endif
#if defined(F90MOD2CCONV3) /*E.g. MIPSPro Compilers */
#if defined(NO_APPEND_FORTRAN)
#define F_MODFUNCNAME(m,f) f ## .in. ## m
#else
#define F_MODFUNCNAME(m,f) f ## .in. ## m ## _
#endif
#endif
/*
#if defined(UPPERCASE_FORTRAN)
#define F_MODFUNC(m,M,f,F) F_MODFUNCNAME(M,F)
#else
#define F_MODFUNC(m,M,f,F) F_MODFUNCNAME(m,f)
#endif
*/
#define F_MODFUNC(m,f) (*(f2pymodstruct##m##.##f))
"""
cppmacros['SWAPUNSAFE'] = """\
#define SWAP(a,b) (size_t)(a) = ((size_t)(a) ^ (size_t)(b));\\
(size_t)(b) = ((size_t)(a) ^ (size_t)(b));\\
(size_t)(a) = ((size_t)(a) ^ (size_t)(b))
"""
cppmacros['SWAP'] = """\
#define SWAP(a,b,t) {\\
t *c;\\
c = a;\\
a = b;\\
b = c;}
"""
# cppmacros['ISCONTIGUOUS']='#define ISCONTIGUOUS(m) (PyArray_FLAGS(m) &
# NPY_ARRAY_C_CONTIGUOUS)'
cppmacros['PRINTPYOBJERR'] = """\
#define PRINTPYOBJERR(obj)\\
fprintf(stderr,\"#modulename#.error is related to \");\\
PyObject_Print((PyObject *)obj,stderr,Py_PRINT_RAW);\\
fprintf(stderr,\"\\n\");
"""
cppmacros['MINMAX'] = """\
#ifndef max
#define max(a,b) ((a > b) ? (a) : (b))
#endif
#ifndef min
#define min(a,b) ((a < b) ? (a) : (b))
#endif
#ifndef MAX
#define MAX(a,b) ((a > b) ? (a) : (b))
#endif
#ifndef MIN
#define MIN(a,b) ((a < b) ? (a) : (b))
#endif
"""
cppmacros['len..'] = """\
/* See fortranobject.h for definitions. The macros here are provided for BC. */
#define rank f2py_rank
#define shape f2py_shape
#define fshape f2py_shape
#define len f2py_len
#define flen f2py_flen
#define slen f2py_slen
#define size f2py_size
"""
cppmacros[
'pyobj_from_char1'] = '#define pyobj_from_char1(v) (PyLong_FromLong(v))'
cppmacros[
'pyobj_from_short1'] = '#define pyobj_from_short1(v) (PyLong_FromLong(v))'
needs['pyobj_from_int1'] = ['signed_char']
cppmacros['pyobj_from_int1'] = '#define pyobj_from_int1(v) (PyLong_FromLong(v))'
cppmacros[
'pyobj_from_long1'] = '#define pyobj_from_long1(v) (PyLong_FromLong(v))'
needs['pyobj_from_long_long1'] = ['long_long']
cppmacros['pyobj_from_long_long1'] = """\
#ifdef HAVE_LONG_LONG
#define pyobj_from_long_long1(v) (PyLong_FromLongLong(v))
#else
#warning HAVE_LONG_LONG is not available. Redefining pyobj_from_long_long.
#define pyobj_from_long_long1(v) (PyLong_FromLong(v))
#endif
"""
needs['pyobj_from_long_double1'] = ['long_double']
cppmacros[
'pyobj_from_long_double1'] = '#define pyobj_from_long_double1(v) (PyFloat_FromDouble(v))'
cppmacros[
'pyobj_from_double1'] = '#define pyobj_from_double1(v) (PyFloat_FromDouble(v))'
cppmacros[
'pyobj_from_float1'] = '#define pyobj_from_float1(v) (PyFloat_FromDouble(v))'
needs['pyobj_from_complex_long_double1'] = ['complex_long_double']
cppmacros[
'pyobj_from_complex_long_double1'] = '#define pyobj_from_complex_long_double1(v) (PyComplex_FromDoubles(v.r,v.i))'
needs['pyobj_from_complex_double1'] = ['complex_double']
cppmacros[
'pyobj_from_complex_double1'] = '#define pyobj_from_complex_double1(v) (PyComplex_FromDoubles(v.r,v.i))'
needs['pyobj_from_complex_float1'] = ['complex_float']
cppmacros[
'pyobj_from_complex_float1'] = '#define pyobj_from_complex_float1(v) (PyComplex_FromDoubles(v.r,v.i))'
needs['pyobj_from_string1'] = ['string']
cppmacros[
'pyobj_from_string1'] = '#define pyobj_from_string1(v) (PyUnicode_FromString((char *)v))'
needs['pyobj_from_string1size'] = ['string']
cppmacros[
'pyobj_from_string1size'] = '#define pyobj_from_string1size(v,len) (PyUnicode_FromStringAndSize((char *)v, len))'
needs['TRYPYARRAYTEMPLATE'] = ['PRINTPYOBJERR']
cppmacros['TRYPYARRAYTEMPLATE'] = """\
/* New SciPy */
#define TRYPYARRAYTEMPLATECHAR case NPY_STRING: *(char *)(PyArray_DATA(arr))=*v; break;
#define TRYPYARRAYTEMPLATELONG case NPY_LONG: *(long *)(PyArray_DATA(arr))=*v; break;
#define TRYPYARRAYTEMPLATEOBJECT case NPY_OBJECT: PyArray_SETITEM(arr,PyArray_DATA(arr),pyobj_from_ ## ctype ## 1(*v)); break;
#define TRYPYARRAYTEMPLATE(ctype,typecode) \\
PyArrayObject *arr = NULL;\\
if (!obj) return -2;\\
if (!PyArray_Check(obj)) return -1;\\
if (!(arr=(PyArrayObject *)obj)) {fprintf(stderr,\"TRYPYARRAYTEMPLATE:\");PRINTPYOBJERR(obj);return 0;}\\
if (PyArray_DESCR(arr)->type==typecode) {*(ctype *)(PyArray_DATA(arr))=*v; return 1;}\\
switch (PyArray_TYPE(arr)) {\\
case NPY_DOUBLE: *(npy_double *)(PyArray_DATA(arr))=*v; break;\\
case NPY_INT: *(npy_int *)(PyArray_DATA(arr))=*v; break;\\
case NPY_LONG: *(npy_long *)(PyArray_DATA(arr))=*v; break;\\
case NPY_FLOAT: *(npy_float *)(PyArray_DATA(arr))=*v; break;\\
case NPY_CDOUBLE: *(npy_double *)(PyArray_DATA(arr))=*v; break;\\
case NPY_CFLOAT: *(npy_float *)(PyArray_DATA(arr))=*v; break;\\
case NPY_BOOL: *(npy_bool *)(PyArray_DATA(arr))=(*v!=0); break;\\
case NPY_UBYTE: *(npy_ubyte *)(PyArray_DATA(arr))=*v; break;\\
case NPY_BYTE: *(npy_byte *)(PyArray_DATA(arr))=*v; break;\\
case NPY_SHORT: *(npy_short *)(PyArray_DATA(arr))=*v; break;\\
case NPY_USHORT: *(npy_ushort *)(PyArray_DATA(arr))=*v; break;\\
case NPY_UINT: *(npy_uint *)(PyArray_DATA(arr))=*v; break;\\
case NPY_ULONG: *(npy_ulong *)(PyArray_DATA(arr))=*v; break;\\
case NPY_LONGLONG: *(npy_longlong *)(PyArray_DATA(arr))=*v; break;\\
case NPY_ULONGLONG: *(npy_ulonglong *)(PyArray_DATA(arr))=*v; break;\\
case NPY_LONGDOUBLE: *(npy_longdouble *)(PyArray_DATA(arr))=*v; break;\\
case NPY_CLONGDOUBLE: *(npy_longdouble *)(PyArray_DATA(arr))=*v; break;\\
case NPY_OBJECT: PyArray_SETITEM(arr, PyArray_DATA(arr), pyobj_from_ ## ctype ## 1(*v)); break;\\
default: return -2;\\
};\\
return 1
"""
needs['TRYCOMPLEXPYARRAYTEMPLATE'] = ['PRINTPYOBJERR']
cppmacros['TRYCOMPLEXPYARRAYTEMPLATE'] = """\
#define TRYCOMPLEXPYARRAYTEMPLATEOBJECT case NPY_OBJECT: PyArray_SETITEM(arr, PyArray_DATA(arr), pyobj_from_complex_ ## ctype ## 1((*v))); break;
#define TRYCOMPLEXPYARRAYTEMPLATE(ctype,typecode)\\
PyArrayObject *arr = NULL;\\
if (!obj) return -2;\\
if (!PyArray_Check(obj)) return -1;\\
if (!(arr=(PyArrayObject *)obj)) {fprintf(stderr,\"TRYCOMPLEXPYARRAYTEMPLATE:\");PRINTPYOBJERR(obj);return 0;}\\
if (PyArray_DESCR(arr)->type==typecode) {\\
*(ctype *)(PyArray_DATA(arr))=(*v).r;\\
*(ctype *)(PyArray_DATA(arr)+sizeof(ctype))=(*v).i;\\
return 1;\\
}\\
switch (PyArray_TYPE(arr)) {\\
case NPY_CDOUBLE: *(npy_double *)(PyArray_DATA(arr))=(*v).r;\\
*(npy_double *)(PyArray_DATA(arr)+sizeof(npy_double))=(*v).i;\\
break;\\
case NPY_CFLOAT: *(npy_float *)(PyArray_DATA(arr))=(*v).r;\\
*(npy_float *)(PyArray_DATA(arr)+sizeof(npy_float))=(*v).i;\\
break;\\
case NPY_DOUBLE: *(npy_double *)(PyArray_DATA(arr))=(*v).r; break;\\
case NPY_LONG: *(npy_long *)(PyArray_DATA(arr))=(*v).r; break;\\
case NPY_FLOAT: *(npy_float *)(PyArray_DATA(arr))=(*v).r; break;\\
case NPY_INT: *(npy_int *)(PyArray_DATA(arr))=(*v).r; break;\\
case NPY_SHORT: *(npy_short *)(PyArray_DATA(arr))=(*v).r; break;\\
case NPY_UBYTE: *(npy_ubyte *)(PyArray_DATA(arr))=(*v).r; break;\\
case NPY_BYTE: *(npy_byte *)(PyArray_DATA(arr))=(*v).r; break;\\
case NPY_BOOL: *(npy_bool *)(PyArray_DATA(arr))=((*v).r!=0 && (*v).i!=0); break;\\
case NPY_USHORT: *(npy_ushort *)(PyArray_DATA(arr))=(*v).r; break;\\
case NPY_UINT: *(npy_uint *)(PyArray_DATA(arr))=(*v).r; break;\\
case NPY_ULONG: *(npy_ulong *)(PyArray_DATA(arr))=(*v).r; break;\\
case NPY_LONGLONG: *(npy_longlong *)(PyArray_DATA(arr))=(*v).r; break;\\
case NPY_ULONGLONG: *(npy_ulonglong *)(PyArray_DATA(arr))=(*v).r; break;\\
case NPY_LONGDOUBLE: *(npy_longdouble *)(PyArray_DATA(arr))=(*v).r; break;\\
case NPY_CLONGDOUBLE: *(npy_longdouble *)(PyArray_DATA(arr))=(*v).r;\\
*(npy_longdouble *)(PyArray_DATA(arr)+sizeof(npy_longdouble))=(*v).i;\\
break;\\
case NPY_OBJECT: PyArray_SETITEM(arr, PyArray_DATA(arr), pyobj_from_complex_ ## ctype ## 1((*v))); break;\\
default: return -2;\\
};\\
return -1;
"""
# cppmacros['NUMFROMARROBJ']="""\
# define NUMFROMARROBJ(typenum,ctype) \\
# if (PyArray_Check(obj)) arr = (PyArrayObject *)obj;\\
# else arr = (PyArrayObject *)PyArray_ContiguousFromObject(obj,typenum,0,0);\\
# if (arr) {\\
# if (PyArray_TYPE(arr)==NPY_OBJECT) {\\
# if (!ctype ## _from_pyobj(v,(PyArray_DESCR(arr)->getitem)(PyArray_DATA(arr)),\"\"))\\
# goto capi_fail;\\
# } else {\\
# (PyArray_DESCR(arr)->cast[typenum])(PyArray_DATA(arr),1,(char*)v,1,1);\\
# }\\
# if ((PyObject *)arr != obj) { Py_DECREF(arr); }\\
# return 1;\\
# }
# """
# XXX: Note that CNUMFROMARROBJ is identical with NUMFROMARROBJ
# cppmacros['CNUMFROMARROBJ']="""\
# define CNUMFROMARROBJ(typenum,ctype) \\
# if (PyArray_Check(obj)) arr = (PyArrayObject *)obj;\\
# else arr = (PyArrayObject *)PyArray_ContiguousFromObject(obj,typenum,0,0);\\
# if (arr) {\\
# if (PyArray_TYPE(arr)==NPY_OBJECT) {\\
# if (!ctype ## _from_pyobj(v,(PyArray_DESCR(arr)->getitem)(PyArray_DATA(arr)),\"\"))\\
# goto capi_fail;\\
# } else {\\
# (PyArray_DESCR(arr)->cast[typenum])((void *)(PyArray_DATA(arr)),1,(void *)(v),1,1);\\
# }\\
# if ((PyObject *)arr != obj) { Py_DECREF(arr); }\\
# return 1;\\
# }
# """
needs['GETSTRFROMPYTUPLE'] = ['STRINGCOPYN', 'PRINTPYOBJERR']
cppmacros['GETSTRFROMPYTUPLE'] = """\
#define GETSTRFROMPYTUPLE(tuple,index,str,len) {\\
PyObject *rv_cb_str = PyTuple_GetItem((tuple),(index));\\
if (rv_cb_str == NULL)\\
goto capi_fail;\\
if (PyBytes_Check(rv_cb_str)) {\\
str[len-1]='\\0';\\
STRINGCOPYN((str),PyBytes_AS_STRING((PyBytesObject*)rv_cb_str),(len));\\
} else {\\
PRINTPYOBJERR(rv_cb_str);\\
PyErr_SetString(#modulename#_error,\"string object expected\");\\
goto capi_fail;\\
}\\
}
"""
cppmacros['GETSCALARFROMPYTUPLE'] = """\
#define GETSCALARFROMPYTUPLE(tuple,index,var,ctype,mess) {\\
if ((capi_tmp = PyTuple_GetItem((tuple),(index)))==NULL) goto capi_fail;\\
if (!(ctype ## _from_pyobj((var),capi_tmp,mess)))\\
goto capi_fail;\\
}
"""
cppmacros['FAILNULL'] = """\\
#define FAILNULL(p) do { \\
if ((p) == NULL) { \\
PyErr_SetString(PyExc_MemoryError, "NULL pointer found"); \\
goto capi_fail; \\
} \\
} while (0)
"""
needs['MEMCOPY'] = ['string.h', 'FAILNULL']
cppmacros['MEMCOPY'] = """\
#define MEMCOPY(to,from,n)\\
do { FAILNULL(to); FAILNULL(from); (void)memcpy(to,from,n); } while (0)
"""
cppmacros['STRINGMALLOC'] = """\
#define STRINGMALLOC(str,len)\\
if ((str = (string)malloc(len+1)) == NULL) {\\
PyErr_SetString(PyExc_MemoryError, \"out of memory\");\\
goto capi_fail;\\
} else {\\
(str)[len] = '\\0';\\
}
"""
cppmacros['STRINGFREE'] = """\
#define STRINGFREE(str) do {if (!(str == NULL)) free(str);} while (0)
"""
needs['STRINGPADN'] = ['string.h']
cppmacros['STRINGPADN'] = """\
/*
STRINGPADN replaces null values with padding values from the right.
`to` must have size of at least N bytes.
If the `to[N-1]` has null value, then replace it and all the
preceding, nulls with the given padding.
STRINGPADN(to, N, PADDING, NULLVALUE) is an inverse operation.
*/
#define STRINGPADN(to, N, NULLVALUE, PADDING) \\
do { \\
int _m = (N); \\
char *_to = (to); \\
for (_m -= 1; _m >= 0 && _to[_m] == NULLVALUE; _m--) { \\
_to[_m] = PADDING; \\
} \\
} while (0)
"""
needs['STRINGCOPYN'] = ['string.h', 'FAILNULL']
cppmacros['STRINGCOPYN'] = """\
/*
STRINGCOPYN copies N bytes.
`to` and `from` buffers must have sizes of at least N bytes.
*/
#define STRINGCOPYN(to,from,N) \\
do { \\
int _m = (N); \\
char *_to = (to); \\
char *_from = (from); \\
FAILNULL(_to); FAILNULL(_from); \\
(void)strncpy(_to, _from, _m); \\
} while (0)
"""
needs['STRINGCOPY'] = ['string.h', 'FAILNULL']
cppmacros['STRINGCOPY'] = """\
#define STRINGCOPY(to,from)\\
do { FAILNULL(to); FAILNULL(from); (void)strcpy(to,from); } while (0)
"""
cppmacros['CHECKGENERIC'] = """\
#define CHECKGENERIC(check,tcheck,name) \\
if (!(check)) {\\
PyErr_SetString(#modulename#_error,\"(\"tcheck\") failed for \"name);\\
/*goto capi_fail;*/\\
} else """
cppmacros['CHECKARRAY'] = """\
#define CHECKARRAY(check,tcheck,name) \\
if (!(check)) {\\
PyErr_SetString(#modulename#_error,\"(\"tcheck\") failed for \"name);\\
/*goto capi_fail;*/\\
} else """
cppmacros['CHECKSTRING'] = """\
#define CHECKSTRING(check,tcheck,name,show,var)\\
if (!(check)) {\\
char errstring[256];\\
sprintf(errstring, \"%s: \"show, \"(\"tcheck\") failed for \"name, slen(var), var);\\
PyErr_SetString(#modulename#_error, errstring);\\
/*goto capi_fail;*/\\
} else """
cppmacros['CHECKSCALAR'] = """\
#define CHECKSCALAR(check,tcheck,name,show,var)\\
if (!(check)) {\\
char errstring[256];\\
sprintf(errstring, \"%s: \"show, \"(\"tcheck\") failed for \"name, var);\\
PyErr_SetString(#modulename#_error,errstring);\\
/*goto capi_fail;*/\\
} else """
# cppmacros['CHECKDIMS']="""\
# define CHECKDIMS(dims,rank) \\
# for (int i=0;i<(rank);i++)\\
# if (dims[i]<0) {\\
# fprintf(stderr,\"Unspecified array argument requires a complete dimension specification.\\n\");\\
# goto capi_fail;\\
# }
# """
cppmacros[
'ARRSIZE'] = '#define ARRSIZE(dims,rank) (_PyArray_multiply_list(dims,rank))'
cppmacros['OLDPYNUM'] = """\
#ifdef OLDPYNUM
#error You need to install NumPy version 0.13 or higher. See https://scipy.org/install.html
#endif
"""
cppmacros["F2PY_THREAD_LOCAL_DECL"] = """\
#ifndef F2PY_THREAD_LOCAL_DECL
#if defined(_MSC_VER)
#define F2PY_THREAD_LOCAL_DECL __declspec(thread)
#elif defined(NPY_OS_MINGW)
#define F2PY_THREAD_LOCAL_DECL __thread
#elif defined(__STDC_VERSION__) \\
&& (__STDC_VERSION__ >= 201112L) \\
&& !defined(__STDC_NO_THREADS__) \\
&& (!defined(__GLIBC__) || __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 12)) \\
&& !defined(NPY_OS_OPENBSD) && !defined(NPY_OS_HAIKU)
/* __STDC_NO_THREADS__ was first defined in a maintenance release of glibc 2.12,
see https://lists.gnu.org/archive/html/commit-hurd/2012-07/msg00180.html,
so `!defined(__STDC_NO_THREADS__)` may give false positive for the existence
of `threads.h` when using an older release of glibc 2.12
See gh-19437 for details on OpenBSD */
#include <threads.h>
#define F2PY_THREAD_LOCAL_DECL thread_local
#elif defined(__GNUC__) \\
&& (__GNUC__ > 4 || (__GNUC__ == 4 && (__GNUC_MINOR__ >= 4)))
#define F2PY_THREAD_LOCAL_DECL __thread
#endif
#endif
"""
################# C functions ###############
cfuncs['calcarrindex'] = """\
static int calcarrindex(int *i,PyArrayObject *arr) {
int k,ii = i[0];
for (k=1; k < PyArray_NDIM(arr); k++)
ii += (ii*(PyArray_DIM(arr,k) - 1)+i[k]); /* assuming contiguous arr */
return ii;
}"""
cfuncs['calcarrindextr'] = """\
static int calcarrindextr(int *i,PyArrayObject *arr) {
int k,ii = i[PyArray_NDIM(arr)-1];
for (k=1; k < PyArray_NDIM(arr); k++)
ii += (ii*(PyArray_DIM(arr,PyArray_NDIM(arr)-k-1) - 1)+i[PyArray_NDIM(arr)-k-1]); /* assuming contiguous arr */
return ii;
}"""
cfuncs['forcomb'] = """\
static struct { int nd;npy_intp *d;int *i,*i_tr,tr; } forcombcache;
static int initforcomb(npy_intp *dims,int nd,int tr) {
int k;
if (dims==NULL) return 0;
if (nd<0) return 0;
forcombcache.nd = nd;
forcombcache.d = dims;
forcombcache.tr = tr;
if ((forcombcache.i = (int *)malloc(sizeof(int)*nd))==NULL) return 0;
if ((forcombcache.i_tr = (int *)malloc(sizeof(int)*nd))==NULL) return 0;
for (k=1;k<nd;k++) {
forcombcache.i[k] = forcombcache.i_tr[nd-k-1] = 0;
}
forcombcache.i[0] = forcombcache.i_tr[nd-1] = -1;
return 1;
}
static int *nextforcomb(void) {
int j,*i,*i_tr,k;
int nd=forcombcache.nd;
if ((i=forcombcache.i) == NULL) return NULL;
if ((i_tr=forcombcache.i_tr) == NULL) return NULL;
if (forcombcache.d == NULL) return NULL;
i[0]++;
if (i[0]==forcombcache.d[0]) {
j=1;
while ((j<nd) && (i[j]==forcombcache.d[j]-1)) j++;
if (j==nd) {
free(i);
free(i_tr);
return NULL;
}
for (k=0;k<j;k++) i[k] = i_tr[nd-k-1] = 0;
i[j]++;
i_tr[nd-j-1]++;
} else
i_tr[nd-1]++;
if (forcombcache.tr) return i_tr;
return i;
}"""
needs['try_pyarr_from_string'] = ['STRINGCOPYN', 'PRINTPYOBJERR', 'string']
cfuncs['try_pyarr_from_string'] = """\
/*
try_pyarr_from_string copies str[:len(obj)] to the data of an `ndarray`.
If obj is an `ndarray`, it is assumed to be contiguous.
If the specified len==-1, str must be null-terminated.
*/
static int try_pyarr_from_string(PyObject *obj,
const string str, const int len) {
#ifdef DEBUGCFUNCS
fprintf(stderr, "try_pyarr_from_string(str='%s', len=%d, obj=%p)\\n",
(char*)str,len, obj);
#endif
if (PyArray_Check(obj)) {
PyArrayObject *arr = (PyArrayObject *)obj;
assert(ISCONTIGUOUS(arr));
string buf = PyArray_DATA(arr);
npy_intp n = len;
if (n == -1) {
/* Assuming null-terminated str. */
n = strlen(str);
}
if (n > PyArray_NBYTES(arr)) {
n = PyArray_NBYTES(arr);
}
STRINGCOPYN(buf, str, n);
return 1;
}
capi_fail:
PRINTPYOBJERR(obj);
PyErr_SetString(#modulename#_error, \"try_pyarr_from_string failed\");
return 0;
}
"""
needs['string_from_pyobj'] = ['string', 'STRINGMALLOC', 'STRINGCOPYN']
cfuncs['string_from_pyobj'] = """\
/*
Create a new string buffer `str` of at most length `len` from a
Python string-like object `obj`.
The string buffer has given size (len) or the size of inistr when len==-1.
The string buffer is padded with blanks: in Fortran, trailing blanks
are insignificant contrary to C nulls.
*/
static int
string_from_pyobj(string *str, int *len, const string inistr, PyObject *obj,
const char *errmess)
{
PyObject *tmp = NULL;
string buf = NULL;
npy_intp n = -1;
#ifdef DEBUGCFUNCS
fprintf(stderr,\"string_from_pyobj(str='%s',len=%d,inistr='%s',obj=%p)\\n\",
(char*)str, *len, (char *)inistr, obj);
#endif
if (obj == Py_None) {
n = strlen(inistr);
buf = inistr;
}
else if (PyArray_Check(obj)) {
PyArrayObject *arr = (PyArrayObject *)obj;
if (!ISCONTIGUOUS(arr)) {
PyErr_SetString(PyExc_ValueError,
\"array object is non-contiguous.\");
goto capi_fail;
}
n = PyArray_NBYTES(arr);
buf = PyArray_DATA(arr);
n = strnlen(buf, n);
}
else {
if (PyBytes_Check(obj)) {
tmp = obj;
Py_INCREF(tmp);
}
else if (PyUnicode_Check(obj)) {
tmp = PyUnicode_AsASCIIString(obj);
}
else {
PyObject *tmp2;
tmp2 = PyObject_Str(obj);
if (tmp2) {
tmp = PyUnicode_AsASCIIString(tmp2);
Py_DECREF(tmp2);
}
else {
tmp = NULL;
}
}
if (tmp == NULL) goto capi_fail;
n = PyBytes_GET_SIZE(tmp);
buf = PyBytes_AS_STRING(tmp);
}
if (*len == -1) {
/* TODO: change the type of `len` so that we can remove this */
if (n > NPY_MAX_INT) {
PyErr_SetString(PyExc_OverflowError,
"object too large for a 32-bit int");
goto capi_fail;
}
*len = n;
}
else if (*len < n) {
/* discard the last (len-n) bytes of input buf */
n = *len;
}
if (n < 0 || *len < 0 || buf == NULL) {
goto capi_fail;
}
STRINGMALLOC(*str, *len); // *str is allocated with size (*len + 1)
if (n < *len) {
/*
Pad fixed-width string with nulls. The caller will replace
nulls with blanks when the corresponding argument is not
intent(c).
*/
memset(*str + n, '\\0', *len - n);
}
STRINGCOPYN(*str, buf, n);
Py_XDECREF(tmp);
return 1;
capi_fail:
Py_XDECREF(tmp);
{
PyObject* err = PyErr_Occurred();
if (err == NULL) {
err = #modulename#_error;
}
PyErr_SetString(err, errmess);
}
return 0;
}
"""
cfuncs['character_from_pyobj'] = """\
static int
character_from_pyobj(character* v, PyObject *obj, const char *errmess) {
if (PyBytes_Check(obj)) {
/* empty bytes has trailing null, so dereferencing is always safe */
*v = PyBytes_AS_STRING(obj)[0];
return 1;
} else if (PyUnicode_Check(obj)) {
PyObject* tmp = PyUnicode_AsASCIIString(obj);
if (tmp != NULL) {
*v = PyBytes_AS_STRING(tmp)[0];
Py_DECREF(tmp);
return 1;
}
} else if (PyArray_Check(obj)) {
PyArrayObject* arr = (PyArrayObject*)obj;
if (F2PY_ARRAY_IS_CHARACTER_COMPATIBLE(arr)) {
*v = PyArray_BYTES(arr)[0];
return 1;
} else if (F2PY_IS_UNICODE_ARRAY(arr)) {
// TODO: update when numpy will support 1-byte and
// 2-byte unicode dtypes
PyObject* tmp = PyUnicode_FromKindAndData(
PyUnicode_4BYTE_KIND,
PyArray_BYTES(arr),
(PyArray_NBYTES(arr)>0?1:0));
if (tmp != NULL) {
if (character_from_pyobj(v, tmp, errmess)) {
Py_DECREF(tmp);
return 1;
}
Py_DECREF(tmp);
}
}
} else if (PySequence_Check(obj)) {
PyObject* tmp = PySequence_GetItem(obj,0);
if (tmp != NULL) {
if (character_from_pyobj(v, tmp, errmess)) {
Py_DECREF(tmp);
return 1;
}
Py_DECREF(tmp);
}
}
{
/* TODO: This error (and most other) error handling needs cleaning. */
char mess[F2PY_MESSAGE_BUFFER_SIZE];
strcpy(mess, errmess);
PyObject* err = PyErr_Occurred();
if (err == NULL) {
err = PyExc_TypeError;
Py_INCREF(err);
}
else {
Py_INCREF(err);
PyErr_Clear();
}
sprintf(mess + strlen(mess),
" -- expected str|bytes|sequence-of-str-or-bytes, got ");
f2py_describe(obj, mess + strlen(mess));
PyErr_SetString(err, mess);
Py_DECREF(err);
}
return 0;
}
"""
needs['char_from_pyobj'] = ['int_from_pyobj']
cfuncs['char_from_pyobj'] = """\
static int
char_from_pyobj(char* v, PyObject *obj, const char *errmess) {
int i = 0;
if (int_from_pyobj(&i, obj, errmess)) {
*v = (char)i;
return 1;
}
return 0;
}
"""
needs['signed_char_from_pyobj'] = ['int_from_pyobj', 'signed_char']
cfuncs['signed_char_from_pyobj'] = """\
static int
signed_char_from_pyobj(signed_char* v, PyObject *obj, const char *errmess) {
int i = 0;
if (int_from_pyobj(&i, obj, errmess)) {
*v = (signed_char)i;
return 1;
}
return 0;
}
"""
needs['short_from_pyobj'] = ['int_from_pyobj']
cfuncs['short_from_pyobj'] = """\
static int
short_from_pyobj(short* v, PyObject *obj, const char *errmess) {
int i = 0;
if (int_from_pyobj(&i, obj, errmess)) {
*v = (short)i;
return 1;
}
return 0;
}
"""
cfuncs['int_from_pyobj'] = """\
static int
int_from_pyobj(int* v, PyObject *obj, const char *errmess)
{
PyObject* tmp = NULL;
if (PyLong_Check(obj)) {
*v = Npy__PyLong_AsInt(obj);
return !(*v == -1 && PyErr_Occurred());
}
tmp = PyNumber_Long(obj);
if (tmp) {
*v = Npy__PyLong_AsInt(tmp);
Py_DECREF(tmp);
return !(*v == -1 && PyErr_Occurred());
}
if (PyComplex_Check(obj)) {
PyErr_Clear();
tmp = PyObject_GetAttrString(obj,\"real\");
}
else if (PyBytes_Check(obj) || PyUnicode_Check(obj)) {
/*pass*/;
}
else if (PySequence_Check(obj)) {
PyErr_Clear();
tmp = PySequence_GetItem(obj, 0);
}
if (tmp) {
if (int_from_pyobj(v, tmp, errmess)) {
Py_DECREF(tmp);
return 1;
}
Py_DECREF(tmp);
}
{
PyObject* err = PyErr_Occurred();
if (err == NULL) {
err = #modulename#_error;
}
PyErr_SetString(err, errmess);
}
return 0;
}
"""
cfuncs['long_from_pyobj'] = """\
static int
long_from_pyobj(long* v, PyObject *obj, const char *errmess) {
PyObject* tmp = NULL;
if (PyLong_Check(obj)) {
*v = PyLong_AsLong(obj);
return !(*v == -1 && PyErr_Occurred());
}
tmp = PyNumber_Long(obj);
if (tmp) {
*v = PyLong_AsLong(tmp);
Py_DECREF(tmp);
return !(*v == -1 && PyErr_Occurred());
}
if (PyComplex_Check(obj)) {
PyErr_Clear();
tmp = PyObject_GetAttrString(obj,\"real\");
}
else if (PyBytes_Check(obj) || PyUnicode_Check(obj)) {
/*pass*/;
}
else if (PySequence_Check(obj)) {
PyErr_Clear();
tmp = PySequence_GetItem(obj, 0);
}
if (tmp) {
if (long_from_pyobj(v, tmp, errmess)) {
Py_DECREF(tmp);
return 1;
}
Py_DECREF(tmp);
}
{
PyObject* err = PyErr_Occurred();
if (err == NULL) {
err = #modulename#_error;
}
PyErr_SetString(err, errmess);
}
return 0;
}
"""
needs['long_long_from_pyobj'] = ['long_long']
cfuncs['long_long_from_pyobj'] = """\
static int
long_long_from_pyobj(long_long* v, PyObject *obj, const char *errmess)
{
PyObject* tmp = NULL;
if (PyLong_Check(obj)) {
*v = PyLong_AsLongLong(obj);
return !(*v == -1 && PyErr_Occurred());
}
tmp = PyNumber_Long(obj);
if (tmp) {
*v = PyLong_AsLongLong(tmp);
Py_DECREF(tmp);
return !(*v == -1 && PyErr_Occurred());
}
if (PyComplex_Check(obj)) {
PyErr_Clear();
tmp = PyObject_GetAttrString(obj,\"real\");
}
else if (PyBytes_Check(obj) || PyUnicode_Check(obj)) {
/*pass*/;
}
else if (PySequence_Check(obj)) {
PyErr_Clear();
tmp = PySequence_GetItem(obj, 0);
}
if (tmp) {
if (long_long_from_pyobj(v, tmp, errmess)) {
Py_DECREF(tmp);
return 1;
}
Py_DECREF(tmp);
}
{
PyObject* err = PyErr_Occurred();
if (err == NULL) {
err = #modulename#_error;
}
PyErr_SetString(err,errmess);
}
return 0;
}
"""
needs['long_double_from_pyobj'] = ['double_from_pyobj', 'long_double']
cfuncs['long_double_from_pyobj'] = """\
static int
long_double_from_pyobj(long_double* v, PyObject *obj, const char *errmess)
{
double d=0;
if (PyArray_CheckScalar(obj)){
if PyArray_IsScalar(obj, LongDouble) {
PyArray_ScalarAsCtype(obj, v);
return 1;
}
else if (PyArray_Check(obj) && PyArray_TYPE(obj) == NPY_LONGDOUBLE) {
(*v) = *((npy_longdouble *)PyArray_DATA(obj));
return 1;
}
}
if (double_from_pyobj(&d, obj, errmess)) {
*v = (long_double)d;
return 1;
}
return 0;
}
"""
cfuncs['double_from_pyobj'] = """\
static int
double_from_pyobj(double* v, PyObject *obj, const char *errmess)
{
PyObject* tmp = NULL;
if (PyFloat_Check(obj)) {
*v = PyFloat_AsDouble(obj);
return !(*v == -1.0 && PyErr_Occurred());
}
tmp = PyNumber_Float(obj);
if (tmp) {
*v = PyFloat_AsDouble(tmp);
Py_DECREF(tmp);
return !(*v == -1.0 && PyErr_Occurred());
}
if (PyComplex_Check(obj)) {
PyErr_Clear();
tmp = PyObject_GetAttrString(obj,\"real\");
}
else if (PyBytes_Check(obj) || PyUnicode_Check(obj)) {
/*pass*/;
}
else if (PySequence_Check(obj)) {
PyErr_Clear();
tmp = PySequence_GetItem(obj, 0);
}
if (tmp) {
if (double_from_pyobj(v,tmp,errmess)) {Py_DECREF(tmp); return 1;}
Py_DECREF(tmp);
}
{
PyObject* err = PyErr_Occurred();
if (err==NULL) err = #modulename#_error;
PyErr_SetString(err,errmess);
}
return 0;
}
"""
needs['float_from_pyobj'] = ['double_from_pyobj']
cfuncs['float_from_pyobj'] = """\
static int
float_from_pyobj(float* v, PyObject *obj, const char *errmess)
{
double d=0.0;
if (double_from_pyobj(&d,obj,errmess)) {
*v = (float)d;
return 1;
}
return 0;
}
"""
needs['complex_long_double_from_pyobj'] = ['complex_long_double', 'long_double',
'complex_double_from_pyobj']
cfuncs['complex_long_double_from_pyobj'] = """\
static int
complex_long_double_from_pyobj(complex_long_double* v, PyObject *obj, const char *errmess)
{
complex_double cd = {0.0,0.0};
if (PyArray_CheckScalar(obj)){
if PyArray_IsScalar(obj, CLongDouble) {
PyArray_ScalarAsCtype(obj, v);
return 1;
}
else if (PyArray_Check(obj) && PyArray_TYPE(obj)==NPY_CLONGDOUBLE) {
(*v).r = ((npy_clongdouble *)PyArray_DATA(obj))->real;
(*v).i = ((npy_clongdouble *)PyArray_DATA(obj))->imag;
return 1;
}
}
if (complex_double_from_pyobj(&cd,obj,errmess)) {
(*v).r = (long_double)cd.r;
(*v).i = (long_double)cd.i;
return 1;
}
return 0;
}
"""
needs['complex_double_from_pyobj'] = ['complex_double']
cfuncs['complex_double_from_pyobj'] = """\
static int
complex_double_from_pyobj(complex_double* v, PyObject *obj, const char *errmess) {
Py_complex c;
if (PyComplex_Check(obj)) {
c = PyComplex_AsCComplex(obj);
(*v).r = c.real;
(*v).i = c.imag;
return 1;
}
if (PyArray_IsScalar(obj, ComplexFloating)) {
if (PyArray_IsScalar(obj, CFloat)) {
npy_cfloat new;
PyArray_ScalarAsCtype(obj, &new);
(*v).r = (double)new.real;
(*v).i = (double)new.imag;
}
else if (PyArray_IsScalar(obj, CLongDouble)) {
npy_clongdouble new;
PyArray_ScalarAsCtype(obj, &new);
(*v).r = (double)new.real;
(*v).i = (double)new.imag;
}
else { /* if (PyArray_IsScalar(obj, CDouble)) */
PyArray_ScalarAsCtype(obj, v);
}
return 1;
}
if (PyArray_CheckScalar(obj)) { /* 0-dim array or still array scalar */
PyArrayObject *arr;
if (PyArray_Check(obj)) {
arr = (PyArrayObject *)PyArray_Cast((PyArrayObject *)obj, NPY_CDOUBLE);
}
else {
arr = (PyArrayObject *)PyArray_FromScalar(obj, PyArray_DescrFromType(NPY_CDOUBLE));
}
if (arr == NULL) {
return 0;
}
(*v).r = ((npy_cdouble *)PyArray_DATA(arr))->real;
(*v).i = ((npy_cdouble *)PyArray_DATA(arr))->imag;
Py_DECREF(arr);
return 1;
}
/* Python does not provide PyNumber_Complex function :-( */
(*v).i = 0.0;
if (PyFloat_Check(obj)) {
(*v).r = PyFloat_AsDouble(obj);
return !((*v).r == -1.0 && PyErr_Occurred());
}
if (PyLong_Check(obj)) {
(*v).r = PyLong_AsDouble(obj);
return !((*v).r == -1.0 && PyErr_Occurred());
}
if (PySequence_Check(obj) && !(PyBytes_Check(obj) || PyUnicode_Check(obj))) {
PyObject *tmp = PySequence_GetItem(obj,0);
if (tmp) {
if (complex_double_from_pyobj(v,tmp,errmess)) {
Py_DECREF(tmp);
return 1;
}
Py_DECREF(tmp);
}
}
{
PyObject* err = PyErr_Occurred();
if (err==NULL)
err = PyExc_TypeError;
PyErr_SetString(err,errmess);
}
return 0;
}
"""
needs['complex_float_from_pyobj'] = [
'complex_float', 'complex_double_from_pyobj']
cfuncs['complex_float_from_pyobj'] = """\
static int
complex_float_from_pyobj(complex_float* v,PyObject *obj,const char *errmess)
{
complex_double cd={0.0,0.0};
if (complex_double_from_pyobj(&cd,obj,errmess)) {
(*v).r = (float)cd.r;
(*v).i = (float)cd.i;
return 1;
}
return 0;
}
"""
cfuncs['try_pyarr_from_character'] = """\
static int try_pyarr_from_character(PyObject* obj, character* v) {
PyArrayObject *arr = (PyArrayObject*)obj;
if (!obj) return -2;
if (PyArray_Check(obj)) {
if (F2PY_ARRAY_IS_CHARACTER_COMPATIBLE(arr)) {
*(character *)(PyArray_DATA(arr)) = *v;
return 1;
}
}
{
char mess[F2PY_MESSAGE_BUFFER_SIZE];
PyObject* err = PyErr_Occurred();
if (err == NULL) {
err = PyExc_ValueError;
strcpy(mess, "try_pyarr_from_character failed"
" -- expected bytes array-scalar|array, got ");
f2py_describe(obj, mess + strlen(mess));
PyErr_SetString(err, mess);
}
}
return 0;
}
"""
needs['try_pyarr_from_char'] = ['pyobj_from_char1', 'TRYPYARRAYTEMPLATE']
cfuncs[
'try_pyarr_from_char'] = 'static int try_pyarr_from_char(PyObject* obj,char* v) {\n TRYPYARRAYTEMPLATE(char,\'c\');\n}\n'
needs['try_pyarr_from_signed_char'] = ['TRYPYARRAYTEMPLATE', 'unsigned_char']
cfuncs[
'try_pyarr_from_unsigned_char'] = 'static int try_pyarr_from_unsigned_char(PyObject* obj,unsigned_char* v) {\n TRYPYARRAYTEMPLATE(unsigned_char,\'b\');\n}\n'
needs['try_pyarr_from_signed_char'] = ['TRYPYARRAYTEMPLATE', 'signed_char']
cfuncs[
'try_pyarr_from_signed_char'] = 'static int try_pyarr_from_signed_char(PyObject* obj,signed_char* v) {\n TRYPYARRAYTEMPLATE(signed_char,\'1\');\n}\n'
needs['try_pyarr_from_short'] = ['pyobj_from_short1', 'TRYPYARRAYTEMPLATE']
cfuncs[
'try_pyarr_from_short'] = 'static int try_pyarr_from_short(PyObject* obj,short* v) {\n TRYPYARRAYTEMPLATE(short,\'s\');\n}\n'
needs['try_pyarr_from_int'] = ['pyobj_from_int1', 'TRYPYARRAYTEMPLATE']
cfuncs[
'try_pyarr_from_int'] = 'static int try_pyarr_from_int(PyObject* obj,int* v) {\n TRYPYARRAYTEMPLATE(int,\'i\');\n}\n'
needs['try_pyarr_from_long'] = ['pyobj_from_long1', 'TRYPYARRAYTEMPLATE']
cfuncs[
'try_pyarr_from_long'] = 'static int try_pyarr_from_long(PyObject* obj,long* v) {\n TRYPYARRAYTEMPLATE(long,\'l\');\n}\n'
needs['try_pyarr_from_long_long'] = [
'pyobj_from_long_long1', 'TRYPYARRAYTEMPLATE', 'long_long']
cfuncs[
'try_pyarr_from_long_long'] = 'static int try_pyarr_from_long_long(PyObject* obj,long_long* v) {\n TRYPYARRAYTEMPLATE(long_long,\'L\');\n}\n'
needs['try_pyarr_from_float'] = ['pyobj_from_float1', 'TRYPYARRAYTEMPLATE']
cfuncs[
'try_pyarr_from_float'] = 'static int try_pyarr_from_float(PyObject* obj,float* v) {\n TRYPYARRAYTEMPLATE(float,\'f\');\n}\n'
needs['try_pyarr_from_double'] = ['pyobj_from_double1', 'TRYPYARRAYTEMPLATE']
cfuncs[
'try_pyarr_from_double'] = 'static int try_pyarr_from_double(PyObject* obj,double* v) {\n TRYPYARRAYTEMPLATE(double,\'d\');\n}\n'
needs['try_pyarr_from_complex_float'] = [
'pyobj_from_complex_float1', 'TRYCOMPLEXPYARRAYTEMPLATE', 'complex_float']
cfuncs[
'try_pyarr_from_complex_float'] = 'static int try_pyarr_from_complex_float(PyObject* obj,complex_float* v) {\n TRYCOMPLEXPYARRAYTEMPLATE(float,\'F\');\n}\n'
needs['try_pyarr_from_complex_double'] = [
'pyobj_from_complex_double1', 'TRYCOMPLEXPYARRAYTEMPLATE', 'complex_double']
cfuncs[
'try_pyarr_from_complex_double'] = 'static int try_pyarr_from_complex_double(PyObject* obj,complex_double* v) {\n TRYCOMPLEXPYARRAYTEMPLATE(double,\'D\');\n}\n'
needs['create_cb_arglist'] = ['CFUNCSMESS', 'PRINTPYOBJERR', 'MINMAX']
# create the list of arguments to be used when calling back to python
cfuncs['create_cb_arglist'] = """\
static int
create_cb_arglist(PyObject* fun, PyTupleObject* xa , const int maxnofargs,
const int nofoptargs, int *nofargs, PyTupleObject **args,
const char *errmess)
{
PyObject *tmp = NULL;
PyObject *tmp_fun = NULL;
Py_ssize_t tot, opt, ext, siz, i, di = 0;
CFUNCSMESS(\"create_cb_arglist\\n\");
tot=opt=ext=siz=0;
/* Get the total number of arguments */
if (PyFunction_Check(fun)) {
tmp_fun = fun;
Py_INCREF(tmp_fun);
}
else {
di = 1;
if (PyObject_HasAttrString(fun,\"im_func\")) {
tmp_fun = PyObject_GetAttrString(fun,\"im_func\");
}
else if (PyObject_HasAttrString(fun,\"__call__\")) {
tmp = PyObject_GetAttrString(fun,\"__call__\");
if (PyObject_HasAttrString(tmp,\"im_func\"))
tmp_fun = PyObject_GetAttrString(tmp,\"im_func\");
else {
tmp_fun = fun; /* built-in function */
Py_INCREF(tmp_fun);
tot = maxnofargs;
if (PyCFunction_Check(fun)) {
/* In case the function has a co_argcount (like on PyPy) */
di = 0;
}
if (xa != NULL)
tot += PyTuple_Size((PyObject *)xa);
}
Py_XDECREF(tmp);
}
else if (PyFortran_Check(fun) || PyFortran_Check1(fun)) {
tot = maxnofargs;
if (xa != NULL)
tot += PyTuple_Size((PyObject *)xa);
tmp_fun = fun;
Py_INCREF(tmp_fun);
}
else if (F2PyCapsule_Check(fun)) {
tot = maxnofargs;
if (xa != NULL)
ext = PyTuple_Size((PyObject *)xa);
if(ext>0) {
fprintf(stderr,\"extra arguments tuple cannot be used with PyCapsule call-back\\n\");
goto capi_fail;
}
tmp_fun = fun;
Py_INCREF(tmp_fun);
}
}
if (tmp_fun == NULL) {
fprintf(stderr,
\"Call-back argument must be function|instance|instance.__call__|f2py-function \"
\"but got %s.\\n\",
((fun == NULL) ? \"NULL\" : Py_TYPE(fun)->tp_name));
goto capi_fail;
}
if (PyObject_HasAttrString(tmp_fun,\"__code__\")) {
if (PyObject_HasAttrString(tmp = PyObject_GetAttrString(tmp_fun,\"__code__\"),\"co_argcount\")) {
PyObject *tmp_argcount = PyObject_GetAttrString(tmp,\"co_argcount\");
Py_DECREF(tmp);
if (tmp_argcount == NULL) {
goto capi_fail;
}
tot = PyLong_AsSsize_t(tmp_argcount) - di;
Py_DECREF(tmp_argcount);
}
}
/* Get the number of optional arguments */
if (PyObject_HasAttrString(tmp_fun,\"__defaults__\")) {
if (PyTuple_Check(tmp = PyObject_GetAttrString(tmp_fun,\"__defaults__\")))
opt = PyTuple_Size(tmp);
Py_XDECREF(tmp);
}
/* Get the number of extra arguments */
if (xa != NULL)
ext = PyTuple_Size((PyObject *)xa);
/* Calculate the size of call-backs argument list */
siz = MIN(maxnofargs+ext,tot);
*nofargs = MAX(0,siz-ext);
#ifdef DEBUGCFUNCS
fprintf(stderr,
\"debug-capi:create_cb_arglist:maxnofargs(-nofoptargs),\"
\"tot,opt,ext,siz,nofargs = %d(-%d), %zd, %zd, %zd, %zd, %d\\n\",
maxnofargs, nofoptargs, tot, opt, ext, siz, *nofargs);
#endif
if (siz < tot-opt) {
fprintf(stderr,
\"create_cb_arglist: Failed to build argument list \"
\"(siz) with enough arguments (tot-opt) required by \"
\"user-supplied function (siz,tot,opt=%zd, %zd, %zd).\\n\",
siz, tot, opt);
goto capi_fail;
}
/* Initialize argument list */
*args = (PyTupleObject *)PyTuple_New(siz);
for (i=0;i<*nofargs;i++) {
Py_INCREF(Py_None);
PyTuple_SET_ITEM((PyObject *)(*args),i,Py_None);
}
if (xa != NULL)
for (i=(*nofargs);i<siz;i++) {
tmp = PyTuple_GetItem((PyObject *)xa,i-(*nofargs));
Py_INCREF(tmp);
PyTuple_SET_ITEM(*args,i,tmp);
}
CFUNCSMESS(\"create_cb_arglist-end\\n\");
Py_DECREF(tmp_fun);
return 1;
capi_fail:
if (PyErr_Occurred() == NULL)
PyErr_SetString(#modulename#_error, errmess);
Py_XDECREF(tmp_fun);
return 0;
}
"""
def buildcfuncs():
from .capi_maps import c2capi_map
for k in c2capi_map.keys():
m = 'pyarr_from_p_%s1' % k
cppmacros[
m] = '#define %s(v) (PyArray_SimpleNewFromData(0,NULL,%s,(char *)v))' % (m, c2capi_map[k])
k = 'string'
m = 'pyarr_from_p_%s1' % k
# NPY_CHAR compatibility, NPY_STRING with itemsize 1
cppmacros[
m] = '#define %s(v,dims) (PyArray_New(&PyArray_Type, 1, dims, NPY_STRING, NULL, v, 1, NPY_ARRAY_CARRAY, NULL))' % (m)
############ Auxiliary functions for sorting needs ###################
def append_needs(need, flag=1):
# This function modifies the contents of the global `outneeds` dict.
if isinstance(need, list):
for n in need:
append_needs(n, flag)
elif isinstance(need, str):
if not need:
return
if need in includes0:
n = 'includes0'
elif need in includes:
n = 'includes'
elif need in typedefs:
n = 'typedefs'
elif need in typedefs_generated:
n = 'typedefs_generated'
elif need in cppmacros:
n = 'cppmacros'
elif need in cfuncs:
n = 'cfuncs'
elif need in callbacks:
n = 'callbacks'
elif need in f90modhooks:
n = 'f90modhooks'
elif need in commonhooks:
n = 'commonhooks'
else:
errmess('append_needs: unknown need %s\n' % (repr(need)))
return
if need in outneeds[n]:
return
if flag:
tmp = {}
if need in needs:
for nn in needs[need]:
t = append_needs(nn, 0)
if isinstance(t, dict):
for nnn in t.keys():
if nnn in tmp:
tmp[nnn] = tmp[nnn] + t[nnn]
else:
tmp[nnn] = t[nnn]
for nn in tmp.keys():
for nnn in tmp[nn]:
if nnn not in outneeds[nn]:
outneeds[nn] = [nnn] + outneeds[nn]
outneeds[n].append(need)
else:
tmp = {}
if need in needs:
for nn in needs[need]:
t = append_needs(nn, flag)
if isinstance(t, dict):
for nnn in t.keys():
if nnn in tmp:
tmp[nnn] = t[nnn] + tmp[nnn]
else:
tmp[nnn] = t[nnn]
if n not in tmp:
tmp[n] = []
tmp[n].append(need)
return tmp
else:
errmess('append_needs: expected list or string but got :%s\n' %
(repr(need)))
def get_needs():
# This function modifies the contents of the global `outneeds` dict.
res = {}
for n in outneeds.keys():
out = []
saveout = copy.copy(outneeds[n])
while len(outneeds[n]) > 0:
if outneeds[n][0] not in needs:
out.append(outneeds[n][0])
del outneeds[n][0]
else:
flag = 0
for k in outneeds[n][1:]:
if k in needs[outneeds[n][0]]:
flag = 1
break
if flag:
outneeds[n] = outneeds[n][1:] + [outneeds[n][0]]
else:
out.append(outneeds[n][0])
del outneeds[n][0]
if saveout and (0 not in map(lambda x, y: x == y, saveout, outneeds[n])) \
and outneeds[n] != []:
print(n, saveout)
errmess(
'get_needs: no progress in sorting needs, probably circular dependence, skipping.\n')
out = out + saveout
break
saveout = copy.copy(outneeds[n])
if out == []:
out = [n]
res[n] = out
return res