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Unified Diff: mojo/public/third_party/markupsafe/_speedups.c

Issue 814543006: Move //mojo/{public, edk} underneath //third_party (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Rebase Created 5 years, 11 months ago
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Index: mojo/public/third_party/markupsafe/_speedups.c
diff --git a/mojo/public/third_party/markupsafe/_speedups.c b/mojo/public/third_party/markupsafe/_speedups.c
deleted file mode 100644
index f349febf22d59ec7dfe440b65faf5838c1234b90..0000000000000000000000000000000000000000
--- a/mojo/public/third_party/markupsafe/_speedups.c
+++ /dev/null
@@ -1,239 +0,0 @@
-/**
- * markupsafe._speedups
- * ~~~~~~~~~~~~~~~~~~~~
- *
- * This module implements functions for automatic escaping in C for better
- * performance.
- *
- * :copyright: (c) 2010 by Armin Ronacher.
- * :license: BSD.
- */
-
-#include <Python.h>
-
-#define ESCAPED_CHARS_TABLE_SIZE 63
-#define UNICHR(x) (PyUnicode_AS_UNICODE((PyUnicodeObject*)PyUnicode_DecodeASCII(x, strlen(x), NULL)));
-
-#if PY_VERSION_HEX < 0x02050000 && !defined(PY_SSIZE_T_MIN)
-typedef int Py_ssize_t;
-#define PY_SSIZE_T_MAX INT_MAX
-#define PY_SSIZE_T_MIN INT_MIN
-#endif
-
-
-static PyObject* markup;
-static Py_ssize_t escaped_chars_delta_len[ESCAPED_CHARS_TABLE_SIZE];
-static Py_UNICODE *escaped_chars_repl[ESCAPED_CHARS_TABLE_SIZE];
-
-static int
-init_constants(void)
-{
- PyObject *module;
- /* happing of characters to replace */
- escaped_chars_repl['"'] = UNICHR("&#34;");
- escaped_chars_repl['\''] = UNICHR("&#39;");
- escaped_chars_repl['&'] = UNICHR("&amp;");
- escaped_chars_repl['<'] = UNICHR("&lt;");
- escaped_chars_repl['>'] = UNICHR("&gt;");
-
- /* lengths of those characters when replaced - 1 */
- memset(escaped_chars_delta_len, 0, sizeof (escaped_chars_delta_len));
- escaped_chars_delta_len['"'] = escaped_chars_delta_len['\''] = \
- escaped_chars_delta_len['&'] = 4;
- escaped_chars_delta_len['<'] = escaped_chars_delta_len['>'] = 3;
-
- /* import markup type so that we can mark the return value */
- module = PyImport_ImportModule("markupsafe");
- if (!module)
- return 0;
- markup = PyObject_GetAttrString(module, "Markup");
- Py_DECREF(module);
-
- return 1;
-}
-
-static PyObject*
-escape_unicode(PyUnicodeObject *in)
-{
- PyUnicodeObject *out;
- Py_UNICODE *inp = PyUnicode_AS_UNICODE(in);
- const Py_UNICODE *inp_end = PyUnicode_AS_UNICODE(in) + PyUnicode_GET_SIZE(in);
- Py_UNICODE *next_escp;
- Py_UNICODE *outp;
- Py_ssize_t delta=0, erepl=0, delta_len=0;
-
- /* First we need to figure out how long the escaped string will be */
- while (*(inp) || inp < inp_end) {
- if (*inp < ESCAPED_CHARS_TABLE_SIZE) {
- delta += escaped_chars_delta_len[*inp];
- erepl += !!escaped_chars_delta_len[*inp];
- }
- ++inp;
- }
-
- /* Do we need to escape anything at all? */
- if (!erepl) {
- Py_INCREF(in);
- return (PyObject*)in;
- }
-
- out = (PyUnicodeObject*)PyUnicode_FromUnicode(NULL, PyUnicode_GET_SIZE(in) + delta);
- if (!out)
- return NULL;
-
- outp = PyUnicode_AS_UNICODE(out);
- inp = PyUnicode_AS_UNICODE(in);
- while (erepl-- > 0) {
- /* look for the next substitution */
- next_escp = inp;
- while (next_escp < inp_end) {
- if (*next_escp < ESCAPED_CHARS_TABLE_SIZE &&
- (delta_len = escaped_chars_delta_len[*next_escp])) {
- ++delta_len;
- break;
- }
- ++next_escp;
- }
-
- if (next_escp > inp) {
- /* copy unescaped chars between inp and next_escp */
- Py_UNICODE_COPY(outp, inp, next_escp-inp);
- outp += next_escp - inp;
- }
-
- /* escape 'next_escp' */
- Py_UNICODE_COPY(outp, escaped_chars_repl[*next_escp], delta_len);
- outp += delta_len;
-
- inp = next_escp + 1;
- }
- if (inp < inp_end)
- Py_UNICODE_COPY(outp, inp, PyUnicode_GET_SIZE(in) - (inp - PyUnicode_AS_UNICODE(in)));
-
- return (PyObject*)out;
-}
-
-
-static PyObject*
-escape(PyObject *self, PyObject *text)
-{
- PyObject *s = NULL, *rv = NULL, *html;
-
- /* we don't have to escape integers, bools or floats */
- if (PyLong_CheckExact(text) ||
-#if PY_MAJOR_VERSION < 3
- PyInt_CheckExact(text) ||
-#endif
- PyFloat_CheckExact(text) || PyBool_Check(text) ||
- text == Py_None)
- return PyObject_CallFunctionObjArgs(markup, text, NULL);
-
- /* if the object has an __html__ method that performs the escaping */
- html = PyObject_GetAttrString(text, "__html__");
- if (html) {
- rv = PyObject_CallObject(html, NULL);
- Py_DECREF(html);
- return rv;
- }
-
- /* otherwise make the object unicode if it isn't, then escape */
- PyErr_Clear();
- if (!PyUnicode_Check(text)) {
-#if PY_MAJOR_VERSION < 3
- PyObject *unicode = PyObject_Unicode(text);
-#else
- PyObject *unicode = PyObject_Str(text);
-#endif
- if (!unicode)
- return NULL;
- s = escape_unicode((PyUnicodeObject*)unicode);
- Py_DECREF(unicode);
- }
- else
- s = escape_unicode((PyUnicodeObject*)text);
-
- /* convert the unicode string into a markup object. */
- rv = PyObject_CallFunctionObjArgs(markup, (PyObject*)s, NULL);
- Py_DECREF(s);
- return rv;
-}
-
-
-static PyObject*
-escape_silent(PyObject *self, PyObject *text)
-{
- if (text != Py_None)
- return escape(self, text);
- return PyObject_CallFunctionObjArgs(markup, NULL);
-}
-
-
-static PyObject*
-soft_unicode(PyObject *self, PyObject *s)
-{
- if (!PyUnicode_Check(s))
-#if PY_MAJOR_VERSION < 3
- return PyObject_Unicode(s);
-#else
- return PyObject_Str(s);
-#endif
- Py_INCREF(s);
- return s;
-}
-
-
-static PyMethodDef module_methods[] = {
- {"escape", (PyCFunction)escape, METH_O,
- "escape(s) -> markup\n\n"
- "Convert the characters &, <, >, ', and \" in string s to HTML-safe\n"
- "sequences. Use this if you need to display text that might contain\n"
- "such characters in HTML. Marks return value as markup string."},
- {"escape_silent", (PyCFunction)escape_silent, METH_O,
- "escape_silent(s) -> markup\n\n"
- "Like escape but converts None to an empty string."},
- {"soft_unicode", (PyCFunction)soft_unicode, METH_O,
- "soft_unicode(object) -> string\n\n"
- "Make a string unicode if it isn't already. That way a markup\n"
- "string is not converted back to unicode."},
- {NULL, NULL, 0, NULL} /* Sentinel */
-};
-
-
-#if PY_MAJOR_VERSION < 3
-
-#ifndef PyMODINIT_FUNC /* declarations for DLL import/export */
-#define PyMODINIT_FUNC void
-#endif
-PyMODINIT_FUNC
-init_speedups(void)
-{
- if (!init_constants())
- return;
-
- Py_InitModule3("markupsafe._speedups", module_methods, "");
-}
-
-#else /* Python 3.x module initialization */
-
-static struct PyModuleDef module_definition = {
- PyModuleDef_HEAD_INIT,
- "markupsafe._speedups",
- NULL,
- -1,
- module_methods,
- NULL,
- NULL,
- NULL,
- NULL
-};
-
-PyMODINIT_FUNC
-PyInit__speedups(void)
-{
- if (!init_constants())
- return NULL;
-
- return PyModule_Create(&module_definition);
-}
-
-#endif
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