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cfuncs.py
#!/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
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