pymonkey: utils.c annotate

annotate utils.c @ 49:7401af070bb8

Moved README to Sphinx documentation. Keeping the rendered docs in the repository so that they can be viewed via HG and locally by people who don't have Sphinx installed.

author	Atul Varma <varmaa@toolness.com>
date	Tue, 07 Jul 2009 09:26:36 -0700
parents	bc4263c6ae82
children	427b01954b22

rev	line source
48 bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	1 /* *** BEGIN LICENSE BLOCK ***
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	2 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	3 *
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	4 * The contents of this file are subject to the Mozilla Public License Version
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	5 * 1.1 (the "License"); you may not use this file except in compliance with
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	6 * the License. You may obtain a copy of the License at
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	7 * http://www.mozilla.org/MPL/
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	8 *
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	9 * Software distributed under the License is distributed on an "AS IS" basis,
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	10 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	11 * for the specific language governing rights and limitations under the
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	12 * License.
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	13 *
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	14 * The Original Code is Pymonkey.
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	15 *
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	16 * The Initial Developer of the Original Code is Mozilla.
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	17 * Portions created by the Initial Developer are Copyright (C) 2007
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	18 * the Initial Developer. All Rights Reserved.
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	19 *
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	20 * Contributor(s):
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	21 * Atul Varma <atul@mozilla.com>
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	22 *
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	23 * Alternatively, the contents of this file may be used under the terms of
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	24 * either the GNU General Public License Version 2 or later (the "GPL"), or
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	25 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	26 * in which case the provisions of the GPL or the LGPL are applicable instead
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	27 * of those above. If you wish to allow use of your version of this file only
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	28 * under the terms of either the GPL or the LGPL, and not to allow others to
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	29 * use your version of this file under the terms of the MPL, indicate your
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	30 * decision by deleting the provisions above and replace them with the notice
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	31 * and other provisions required by the GPL or the LGPL. If you do not delete
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	32 * the provisions above, a recipient may use your version of this file under
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	33 * the terms of any one of the MPL, the GPL or the LGPL.
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	34 *
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	35 * *** END LICENSE BLOCK *** */
bc4263c6ae82 Added license blocks to all .c/.h files. Atul Varma <varmaa@toolness.com> parents: 47 diff changeset	36
11 551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	37 #include "utils.h"
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	38 #include "undefined.h"
20 abede8af8cf5 PYM_jsvalToPyObject() can now deal with JSObjects. Atul Varma <varmaa@toolness.com> parents: 11 diff changeset	39 #include "object.h"
11 551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	40
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	41 PyObject *PYM_error;
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	42
33 3f8a2db496f5 Changed PYM_pyObjectToJsval() to simply return an int status/error code; this way callers don't have to worry about decreasing the reference count of a Py_NONE. Atul Varma <varmaa@toolness.com> parents: 32 diff changeset	43 static int
44 0b9a316ce4ef Changed function signature of PYM_pyObjectToJsval() to be consistent w/ the rest of the API. Atul Varma <varmaa@toolness.com> parents: 37 diff changeset	44 PYM_doubleToJsval(PYM_JSContextObject *context,
32 abf14cba9ef5 JS wrapped Python functions can now return floats. Atul Varma <varmaa@toolness.com> parents: 31 diff changeset	45 double number,
abf14cba9ef5 JS wrapped Python functions can now return floats. Atul Varma <varmaa@toolness.com> parents: 31 diff changeset	46 jsval *rval)
abf14cba9ef5 JS wrapped Python functions can now return floats. Atul Varma <varmaa@toolness.com> parents: 31 diff changeset	47 {
44 0b9a316ce4ef Changed function signature of PYM_pyObjectToJsval() to be consistent w/ the rest of the API. Atul Varma <varmaa@toolness.com> parents: 37 diff changeset	48 jsdouble *numberAsJsdouble = JS_NewDouble(context->cx, number);
32 abf14cba9ef5 JS wrapped Python functions can now return floats. Atul Varma <varmaa@toolness.com> parents: 31 diff changeset	49 if (numberAsJsdouble == NULL) {
abf14cba9ef5 JS wrapped Python functions can now return floats. Atul Varma <varmaa@toolness.com> parents: 31 diff changeset	50 PyErr_SetString(PYM_error, "JS_NewDouble() failed");
33 3f8a2db496f5 Changed PYM_pyObjectToJsval() to simply return an int status/error code; this way callers don't have to worry about decreasing the reference count of a Py_NONE. Atul Varma <varmaa@toolness.com> parents: 32 diff changeset	51 return -1;
32 abf14cba9ef5 JS wrapped Python functions can now return floats. Atul Varma <varmaa@toolness.com> parents: 31 diff changeset	52 }
abf14cba9ef5 JS wrapped Python functions can now return floats. Atul Varma <varmaa@toolness.com> parents: 31 diff changeset	53 *rval = DOUBLE_TO_JSVAL(numberAsJsdouble);
33 3f8a2db496f5 Changed PYM_pyObjectToJsval() to simply return an int status/error code; this way callers don't have to worry about decreasing the reference count of a Py_NONE. Atul Varma <varmaa@toolness.com> parents: 32 diff changeset	54 return 0;
32 abf14cba9ef5 JS wrapped Python functions can now return floats. Atul Varma <varmaa@toolness.com> parents: 31 diff changeset	55 }
abf14cba9ef5 JS wrapped Python functions can now return floats. Atul Varma <varmaa@toolness.com> parents: 31 diff changeset	56
33 3f8a2db496f5 Changed PYM_pyObjectToJsval() to simply return an int status/error code; this way callers don't have to worry about decreasing the reference count of a Py_NONE. Atul Varma <varmaa@toolness.com> parents: 32 diff changeset	57 int
44 0b9a316ce4ef Changed function signature of PYM_pyObjectToJsval() to be consistent w/ the rest of the API. Atul Varma <varmaa@toolness.com> parents: 37 diff changeset	58 PYM_pyObjectToJsval(PYM_JSContextObject *context,
29 608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	59 PyObject *object,
608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	60 jsval *rval)
608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	61 {
608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	62 #ifndef Py_UNICODE_WIDE
608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	63 if (PyUnicode_Check(object)) {
608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	64 Py_UNICODE *string = PyUnicode_AsUnicode(object);
44 0b9a316ce4ef Changed function signature of PYM_pyObjectToJsval() to be consistent w/ the rest of the API. Atul Varma <varmaa@toolness.com> parents: 37 diff changeset	65 JSString *jsString = JS_NewUCStringCopyZ(context->cx,
29 608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	66 (const jschar *) string);
608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	67 if (jsString == NULL) {
30 3b2bdf2823bb Changed PYM_pyObjectToJsval() to assume the caller is in Python-space for consistency. Atul Varma <varmaa@toolness.com> parents: 29 diff changeset	68 PyErr_SetString(PYM_error, "JS_NewUCStringCopyZ() failed");
33 3f8a2db496f5 Changed PYM_pyObjectToJsval() to simply return an int status/error code; this way callers don't have to worry about decreasing the reference count of a Py_NONE. Atul Varma <varmaa@toolness.com> parents: 32 diff changeset	69 return -1;
29 608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	70 }
608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	71
608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	72 *rval = STRING_TO_JSVAL(jsString);
33 3f8a2db496f5 Changed PYM_pyObjectToJsval() to simply return an int status/error code; this way callers don't have to worry about decreasing the reference count of a Py_NONE. Atul Varma <varmaa@toolness.com> parents: 32 diff changeset	73 return 0;
29 608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	74 }
608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	75 #endif
608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	76
31 d0a3f358072a gcc now shows all warnings (-Wall). Atul Varma <varmaa@toolness.com> parents: 30 diff changeset	77 if (PyInt_Check(object)) {
d0a3f358072a gcc now shows all warnings (-Wall). Atul Varma <varmaa@toolness.com> parents: 30 diff changeset	78 long number = PyInt_AS_LONG(object);
32 abf14cba9ef5 JS wrapped Python functions can now return floats. Atul Varma <varmaa@toolness.com> parents: 31 diff changeset	79 if (INT_FITS_IN_JSVAL(number)) {
31 d0a3f358072a gcc now shows all warnings (-Wall). Atul Varma <varmaa@toolness.com> parents: 30 diff changeset	80 *rval = INT_TO_JSVAL(number);
33 3f8a2db496f5 Changed PYM_pyObjectToJsval() to simply return an int status/error code; this way callers don't have to worry about decreasing the reference count of a Py_NONE. Atul Varma <varmaa@toolness.com> parents: 32 diff changeset	81 return 0;
32 abf14cba9ef5 JS wrapped Python functions can now return floats. Atul Varma <varmaa@toolness.com> parents: 31 diff changeset	82 } else
44 0b9a316ce4ef Changed function signature of PYM_pyObjectToJsval() to be consistent w/ the rest of the API. Atul Varma <varmaa@toolness.com> parents: 37 diff changeset	83 return PYM_doubleToJsval(context, number, rval);
31 d0a3f358072a gcc now shows all warnings (-Wall). Atul Varma <varmaa@toolness.com> parents: 30 diff changeset	84 }
d0a3f358072a gcc now shows all warnings (-Wall). Atul Varma <varmaa@toolness.com> parents: 30 diff changeset	85
32 abf14cba9ef5 JS wrapped Python functions can now return floats. Atul Varma <varmaa@toolness.com> parents: 31 diff changeset	86 if (PyFloat_Check(object))
44 0b9a316ce4ef Changed function signature of PYM_pyObjectToJsval() to be consistent w/ the rest of the API. Atul Varma <varmaa@toolness.com> parents: 37 diff changeset	87 return PYM_doubleToJsval(context, PyFloat_AS_DOUBLE(object), rval);
32 abf14cba9ef5 JS wrapped Python functions can now return floats. Atul Varma <varmaa@toolness.com> parents: 31 diff changeset	88
37 d4efcbb06964 Added a new PYM_JSFunction type, PYM_JSContext.define_property(), and PYM_JSContext.new_function(). Also fixed a memory leak. Atul Varma <varmaa@toolness.com> parents: 34 diff changeset	89 if (PyObject_TypeCheck(object, &PYM_JSObjectType)) {
d4efcbb06964 Added a new PYM_JSFunction type, PYM_JSContext.define_property(), and PYM_JSContext.new_function(). Also fixed a memory leak. Atul Varma <varmaa@toolness.com> parents: 34 diff changeset	90 PYM_JSObject jsObject = (PYM_JSObject ) object;
44 0b9a316ce4ef Changed function signature of PYM_pyObjectToJsval() to be consistent w/ the rest of the API. Atul Varma <varmaa@toolness.com> parents: 37 diff changeset	91 JSRuntime *rt = JS_GetRuntime(context->cx);
37 d4efcbb06964 Added a new PYM_JSFunction type, PYM_JSContext.define_property(), and PYM_JSContext.new_function(). Also fixed a memory leak. Atul Varma <varmaa@toolness.com> parents: 34 diff changeset	92 if (rt != jsObject->runtime->rt) {
d4efcbb06964 Added a new PYM_JSFunction type, PYM_JSContext.define_property(), and PYM_JSContext.new_function(). Also fixed a memory leak. Atul Varma <varmaa@toolness.com> parents: 34 diff changeset	93 PyErr_SetString(PyExc_ValueError,
d4efcbb06964 Added a new PYM_JSFunction type, PYM_JSContext.define_property(), and PYM_JSContext.new_function(). Also fixed a memory leak. Atul Varma <varmaa@toolness.com> parents: 34 diff changeset	94 "JS object and JS context are from different "
d4efcbb06964 Added a new PYM_JSFunction type, PYM_JSContext.define_property(), and PYM_JSContext.new_function(). Also fixed a memory leak. Atul Varma <varmaa@toolness.com> parents: 34 diff changeset	95 "JS runtimes");
d4efcbb06964 Added a new PYM_JSFunction type, PYM_JSContext.define_property(), and PYM_JSContext.new_function(). Also fixed a memory leak. Atul Varma <varmaa@toolness.com> parents: 34 diff changeset	96 return -1;
d4efcbb06964 Added a new PYM_JSFunction type, PYM_JSContext.define_property(), and PYM_JSContext.new_function(). Also fixed a memory leak. Atul Varma <varmaa@toolness.com> parents: 34 diff changeset	97 }
d4efcbb06964 Added a new PYM_JSFunction type, PYM_JSContext.define_property(), and PYM_JSContext.new_function(). Also fixed a memory leak. Atul Varma <varmaa@toolness.com> parents: 34 diff changeset	98 *rval = OBJECT_TO_JSVAL(jsObject->obj);
d4efcbb06964 Added a new PYM_JSFunction type, PYM_JSContext.define_property(), and PYM_JSContext.new_function(). Also fixed a memory leak. Atul Varma <varmaa@toolness.com> parents: 34 diff changeset	99 return 0;
d4efcbb06964 Added a new PYM_JSFunction type, PYM_JSContext.define_property(), and PYM_JSContext.new_function(). Also fixed a memory leak. Atul Varma <varmaa@toolness.com> parents: 34 diff changeset	100 }
d4efcbb06964 Added a new PYM_JSFunction type, PYM_JSContext.define_property(), and PYM_JSContext.new_function(). Also fixed a memory leak. Atul Varma <varmaa@toolness.com> parents: 34 diff changeset	101
34 5d3d3b25f23f JS wrapped Python functions can now return booleans. Atul Varma <varmaa@toolness.com> parents: 33 diff changeset	102 if (object == Py_True) {
5d3d3b25f23f JS wrapped Python functions can now return booleans. Atul Varma <varmaa@toolness.com> parents: 33 diff changeset	103 *rval = JSVAL_TRUE;
5d3d3b25f23f JS wrapped Python functions can now return booleans. Atul Varma <varmaa@toolness.com> parents: 33 diff changeset	104 return 0;
5d3d3b25f23f JS wrapped Python functions can now return booleans. Atul Varma <varmaa@toolness.com> parents: 33 diff changeset	105 }
5d3d3b25f23f JS wrapped Python functions can now return booleans. Atul Varma <varmaa@toolness.com> parents: 33 diff changeset	106
5d3d3b25f23f JS wrapped Python functions can now return booleans. Atul Varma <varmaa@toolness.com> parents: 33 diff changeset	107 if (object == Py_False) {
5d3d3b25f23f JS wrapped Python functions can now return booleans. Atul Varma <varmaa@toolness.com> parents: 33 diff changeset	108 *rval = JSVAL_FALSE;
5d3d3b25f23f JS wrapped Python functions can now return booleans. Atul Varma <varmaa@toolness.com> parents: 33 diff changeset	109 return 0;
5d3d3b25f23f JS wrapped Python functions can now return booleans. Atul Varma <varmaa@toolness.com> parents: 33 diff changeset	110 }
5d3d3b25f23f JS wrapped Python functions can now return booleans. Atul Varma <varmaa@toolness.com> parents: 33 diff changeset	111
45 03aec8572461 Python-wrapped JS functions can now return null/None. Atul Varma <varmaa@toolness.com> parents: 44 diff changeset	112 if (object == Py_None) {
03aec8572461 Python-wrapped JS functions can now return null/None. Atul Varma <varmaa@toolness.com> parents: 44 diff changeset	113 *rval = JSVAL_NULL;
03aec8572461 Python-wrapped JS functions can now return null/None. Atul Varma <varmaa@toolness.com> parents: 44 diff changeset	114 return 0;
03aec8572461 Python-wrapped JS functions can now return null/None. Atul Varma <varmaa@toolness.com> parents: 44 diff changeset	115 }
03aec8572461 Python-wrapped JS functions can now return null/None. Atul Varma <varmaa@toolness.com> parents: 44 diff changeset	116
29 608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	117 // TODO: Support more types.
30 3b2bdf2823bb Changed PYM_pyObjectToJsval() to assume the caller is in Python-space for consistency. Atul Varma <varmaa@toolness.com> parents: 29 diff changeset	118 PyErr_SetString(PyExc_NotImplementedError,
3b2bdf2823bb Changed PYM_pyObjectToJsval() to assume the caller is in Python-space for consistency. Atul Varma <varmaa@toolness.com> parents: 29 diff changeset	119 "Data type conversion not implemented.");
33 3f8a2db496f5 Changed PYM_pyObjectToJsval() to simply return an int status/error code; this way callers don't have to worry about decreasing the reference count of a Py_NONE. Atul Varma <varmaa@toolness.com> parents: 32 diff changeset	120 return -1;
29 608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	121 }
608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	122
11 551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	123 PyObject *
21 fc04e5f1c675 Changed object constructor to take a context instead of a runtime. Atul Varma <varmaa@toolness.com> parents: 20 diff changeset	124 PYM_jsvalToPyObject(PYM_JSContextObject *context,
20 abede8af8cf5 PYM_jsvalToPyObject() can now deal with JSObjects. Atul Varma <varmaa@toolness.com> parents: 11 diff changeset	125 jsval value) {
11 551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	126 if (JSVAL_IS_INT(value))
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	127 return PyInt_FromLong(JSVAL_TO_INT(value));
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	128
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	129 if (JSVAL_IS_DOUBLE(value)) {
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	130 jsdouble *doubleRef = JSVAL_TO_DOUBLE(value);
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	131 return PyFloat_FromDouble(*doubleRef);
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	132 }
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	133
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	134 if (value == JSVAL_FALSE)
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	135 Py_RETURN_FALSE;
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	136
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	137 if (value == JSVAL_TRUE)
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	138 Py_RETURN_TRUE;
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	139
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	140 if (JSVAL_IS_NULL(value))
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	141 Py_RETURN_NONE;
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	142
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	143 if (JSVAL_IS_VOID(value))
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	144 Py_RETURN_UNDEFINED;
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	145
27 21045074139f Based on my new understanding of JSString /jschar thanks to folks on #jsapi, I've removed the requirement that SpiderMonkey be in UTF-8 mode to translate strings between Python and SpiderMonkey. Atul Varma <varmaa@toolness.com> parents: 21 diff changeset	146 if (JSVAL_IS_STRING(value)) {
21045074139f Based on my new understanding of JSString /jschar thanks to folks on #jsapi, I've removed the requirement that SpiderMonkey be in UTF-8 mode to translate strings between Python and SpiderMonkey. Atul Varma <varmaa@toolness.com> parents: 21 diff changeset	147 // Strings in JS are funky: think of them as 16-bit versions of
21045074139f Based on my new understanding of JSString /jschar thanks to folks on #jsapi, I've removed the requirement that SpiderMonkey be in UTF-8 mode to translate strings between Python and SpiderMonkey. Atul Varma <varmaa@toolness.com> parents: 21 diff changeset	148 // Python 2.x's 'str' type. Whether or not they're valid UTF-16
21045074139f Based on my new understanding of JSString /jschar thanks to folks on #jsapi, I've removed the requirement that SpiderMonkey be in UTF-8 mode to translate strings between Python and SpiderMonkey. Atul Varma <varmaa@toolness.com> parents: 21 diff changeset	149 // is entirely up to the client code.
11 551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	150
27 21045074139f Based on my new understanding of JSString /jschar thanks to folks on #jsapi, I've removed the requirement that SpiderMonkey be in UTF-8 mode to translate strings between Python and SpiderMonkey. Atul Varma <varmaa@toolness.com> parents: 21 diff changeset	151 // TODO: Instead of ignoring errors, consider actually treating
21045074139f Based on my new understanding of JSString /jschar thanks to folks on #jsapi, I've removed the requirement that SpiderMonkey be in UTF-8 mode to translate strings between Python and SpiderMonkey. Atul Varma <varmaa@toolness.com> parents: 21 diff changeset	152 // the string as a raw character buffer.
11 551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	153 JSString *str = JSVAL_TO_STRING(value);
27 21045074139f Based on my new understanding of JSString /jschar thanks to folks on #jsapi, I've removed the requirement that SpiderMonkey be in UTF-8 mode to translate strings between Python and SpiderMonkey. Atul Varma <varmaa@toolness.com> parents: 21 diff changeset	154 const char chars = (const char ) JS_GetStringChars(str);
21045074139f Based on my new understanding of JSString /jschar thanks to folks on #jsapi, I've removed the requirement that SpiderMonkey be in UTF-8 mode to translate strings between Python and SpiderMonkey. Atul Varma <varmaa@toolness.com> parents: 21 diff changeset	155 size_t length = JS_GetStringLength(str);
21045074139f Based on my new understanding of JSString /jschar thanks to folks on #jsapi, I've removed the requirement that SpiderMonkey be in UTF-8 mode to translate strings between Python and SpiderMonkey. Atul Varma <varmaa@toolness.com> parents: 21 diff changeset	156
21045074139f Based on my new understanding of JSString /jschar thanks to folks on #jsapi, I've removed the requirement that SpiderMonkey be in UTF-8 mode to translate strings between Python and SpiderMonkey. Atul Varma <varmaa@toolness.com> parents: 21 diff changeset	157 // We're multiplying length by two since Python wants the number
21045074139f Based on my new understanding of JSString /jschar thanks to folks on #jsapi, I've removed the requirement that SpiderMonkey be in UTF-8 mode to translate strings between Python and SpiderMonkey. Atul Varma <varmaa@toolness.com> parents: 21 diff changeset	158 // of bytes, not the number of 16-bit characters.
21045074139f Based on my new understanding of JSString /jschar thanks to folks on #jsapi, I've removed the requirement that SpiderMonkey be in UTF-8 mode to translate strings between Python and SpiderMonkey. Atul Varma <varmaa@toolness.com> parents: 21 diff changeset	159 return PyUnicode_DecodeUTF16(chars, length * 2, "ignore", NULL);
11 551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	160 }
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	161
20 abede8af8cf5 PYM_jsvalToPyObject() can now deal with JSObjects. Atul Varma <varmaa@toolness.com> parents: 11 diff changeset	162 if (JSVAL_IS_OBJECT(value))
37 d4efcbb06964 Added a new PYM_JSFunction type, PYM_JSContext.define_property(), and PYM_JSContext.new_function(). Also fixed a memory leak. Atul Varma <varmaa@toolness.com> parents: 34 diff changeset	163 return (PyObject *) PYM_newJSObject(context, JSVAL_TO_OBJECT(value),
d4efcbb06964 Added a new PYM_JSFunction type, PYM_JSContext.define_property(), and PYM_JSContext.new_function(). Also fixed a memory leak. Atul Varma <varmaa@toolness.com> parents: 34 diff changeset	164 NULL);
20 abede8af8cf5 PYM_jsvalToPyObject() can now deal with JSObjects. Atul Varma <varmaa@toolness.com> parents: 11 diff changeset	165
11 551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	166 // TODO: Support more types.
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	167 PyErr_SetString(PyExc_NotImplementedError,
551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	168 "Data type conversion not implemented.");
29 608d086d12e3 Added a new PYM_pyObjectToJsval() function that only supports unicode for the moment. Also, whereever we're assuming that Py_UNICODE is UCS-2, we're surrounding such code with #ifndef Py_UNICODE_WIDE. Atul Varma <varmaa@toolness.com> parents: 27 diff changeset	169 return NULL;
11 551ba05fe6ad factored out Runtime, Context, and utils into separate files. Atul Varma <varmaa@toolness.com> parents: diff changeset	170 }
46 a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	171
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	172 void
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	173 PYM_pythonExceptionToJs(PYM_JSContextObject *context)
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	174 {
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	175 PyObject *type;
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	176 PyObject *value;
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	177 PyObject *traceback;
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	178
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	179 PyErr_Fetch(&type, &value, &traceback);
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	180 PyObject *str = PyObject_Unicode(value);
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	181 if (str == NULL)
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	182 JS_ReportError(context->cx, "Python exception occurred");
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	183 else {
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	184 jsval val;
47 3f4982759e55 Converting JS exceptions into Python exceptions is now doable, albeit not yet implemented, thanks to the discovery of JSOPTION_DONT_REPORT_UNCAUGHT. Also, JS warnings are now converted into Python warnings. Atul Varma <varmaa@toolness.com> parents: 46 diff changeset	185 if (PYM_pyObjectToJsval(context, str, &val) == 0) {
3f4982759e55 Converting JS exceptions into Python exceptions is now doable, albeit not yet implemented, thanks to the discovery of JSOPTION_DONT_REPORT_UNCAUGHT. Also, JS warnings are now converted into Python warnings. Atul Varma <varmaa@toolness.com> parents: 46 diff changeset	186 // TODO: Wrap Python traceback info in JS exception so the client
3f4982759e55 Converting JS exceptions into Python exceptions is now doable, albeit not yet implemented, thanks to the discovery of JSOPTION_DONT_REPORT_UNCAUGHT. Also, JS warnings are now converted into Python warnings. Atul Varma <varmaa@toolness.com> parents: 46 diff changeset	187 // can examine it.
46 a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	188 JS_SetPendingException(context->cx, val);
47 3f4982759e55 Converting JS exceptions into Python exceptions is now doable, albeit not yet implemented, thanks to the discovery of JSOPTION_DONT_REPORT_UNCAUGHT. Also, JS warnings are now converted into Python warnings. Atul Varma <varmaa@toolness.com> parents: 46 diff changeset	189 } else
46 a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	190 JS_ReportError(context->cx, "Python exception occurred");
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	191 }
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	192
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	193 Py_DECREF(type);
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	194 Py_DECREF(value);
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	195 Py_DECREF(traceback);
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	196 }
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	197
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	198 void
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	199 PYM_jsExceptionToPython(PYM_JSContextObject *context)
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	200 {
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	201 if (!JS_IsExceptionPending(context->cx) &&
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	202 PyErr_Occurred())
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	203 return;
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	204
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	205 jsval val;
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	206 if (JS_GetPendingException(context->cx, &val)) {
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	207 JSString *str = JS_ValueToString(context->cx, val);
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	208 if (str != NULL) {
47 3f4982759e55 Converting JS exceptions into Python exceptions is now doable, albeit not yet implemented, thanks to the discovery of JSOPTION_DONT_REPORT_UNCAUGHT. Also, JS warnings are now converted into Python warnings. Atul Varma <varmaa@toolness.com> parents: 46 diff changeset	209 // TODO: Wrap the original JS exception so that the client can
3f4982759e55 Converting JS exceptions into Python exceptions is now doable, albeit not yet implemented, thanks to the discovery of JSOPTION_DONT_REPORT_UNCAUGHT. Also, JS warnings are now converted into Python warnings. Atul Varma <varmaa@toolness.com> parents: 46 diff changeset	210 // examine it.
46 a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	211 const char *chars = JS_GetStringBytes(str);
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	212 PyErr_SetString(PYM_error, chars);
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	213 } else
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	214 PyErr_SetString(PYM_error, "JS exception occurred");
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	215 } else
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	216 PyErr_SetString(PYM_error, "JS_GetPendingException() failed");
a0f677cfc679 Added basic functionality for passing useful exceptions between Python and JS code. Atul Varma <varmaa@toolness.com> parents: 45 diff changeset	217 }

Mercurial > pymonkey

annotate utils.c @ 49:7401af070bb8