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Diffstat (limited to 'share/swig/2.0.11/python/pystrings.swg')
-rw-r--r-- | share/swig/2.0.11/python/pystrings.swg | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/share/swig/2.0.11/python/pystrings.swg b/share/swig/2.0.11/python/pystrings.swg new file mode 100644 index 0000000..f6a4eba --- /dev/null +++ b/share/swig/2.0.11/python/pystrings.swg @@ -0,0 +1,103 @@ +/* ------------------------------------------------------------ + * utility methods for char strings + * ------------------------------------------------------------ */ +%fragment("SWIG_AsCharPtrAndSize","header",fragment="SWIG_pchar_descriptor") { +SWIGINTERN int +SWIG_AsCharPtrAndSize(PyObject *obj, char** cptr, size_t* psize, int *alloc) +{ +%#if PY_VERSION_HEX>=0x03000000 + if (PyUnicode_Check(obj)) +%#else + if (PyString_Check(obj)) +%#endif + { + char *cstr; Py_ssize_t len; +%#if PY_VERSION_HEX>=0x03000000 + if (!alloc && cptr) { + /* We can't allow converting without allocation, since the internal + representation of string in Python 3 is UCS-2/UCS-4 but we require + a UTF-8 representation. + TODO(bhy) More detailed explanation */ + return SWIG_RuntimeError; + } + obj = PyUnicode_AsUTF8String(obj); + PyBytes_AsStringAndSize(obj, &cstr, &len); + if(alloc) *alloc = SWIG_NEWOBJ; +%#else + PyString_AsStringAndSize(obj, &cstr, &len); +%#endif + if (cptr) { + if (alloc) { + /* + In python the user should not be able to modify the inner + string representation. To warranty that, if you define + SWIG_PYTHON_SAFE_CSTRINGS, a new/copy of the python string + buffer is always returned. + + The default behavior is just to return the pointer value, + so, be careful. + */ +%#if defined(SWIG_PYTHON_SAFE_CSTRINGS) + if (*alloc != SWIG_OLDOBJ) +%#else + if (*alloc == SWIG_NEWOBJ) +%#endif + { + *cptr = %new_copy_array(cstr, len + 1, char); + *alloc = SWIG_NEWOBJ; + } + else { + *cptr = cstr; + *alloc = SWIG_OLDOBJ; + } + } else { + %#if PY_VERSION_HEX>=0x03000000 + assert(0); /* Should never reach here in Python 3 */ + %#endif + *cptr = SWIG_Python_str_AsChar(obj); + } + } + if (psize) *psize = len + 1; +%#if PY_VERSION_HEX>=0x03000000 + Py_XDECREF(obj); +%#endif + return SWIG_OK; + } else { + swig_type_info* pchar_descriptor = SWIG_pchar_descriptor(); + if (pchar_descriptor) { + void* vptr = 0; + if (SWIG_ConvertPtr(obj, &vptr, pchar_descriptor, 0) == SWIG_OK) { + if (cptr) *cptr = (char *) vptr; + if (psize) *psize = vptr ? (strlen((char *)vptr) + 1) : 0; + if (alloc) *alloc = SWIG_OLDOBJ; + return SWIG_OK; + } + } + } + return SWIG_TypeError; +} +} + +%fragment("SWIG_FromCharPtrAndSize","header",fragment="SWIG_pchar_descriptor") { +SWIGINTERNINLINE PyObject * +SWIG_FromCharPtrAndSize(const char* carray, size_t size) +{ + if (carray) { + if (size > INT_MAX) { + swig_type_info* pchar_descriptor = SWIG_pchar_descriptor(); + return pchar_descriptor ? + SWIG_InternalNewPointerObj(%const_cast(carray,char *), pchar_descriptor, 0) : SWIG_Py_Void(); + } else { +%#if PY_VERSION_HEX >= 0x03000000 + return PyUnicode_FromStringAndSize(carray, %numeric_cast(size,int)); +%#else + return PyString_FromStringAndSize(carray, %numeric_cast(size,int)); +%#endif + } + } else { + return SWIG_Py_Void(); + } +} +} + + |