Mercurial > public > mercurial-scm > hg

annotate mercurial/parsers.c @ 7092:fb3fc27617a2

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
parsers: speed up hex decoding for manifests
author Matt Mackall <mpm@selenic.com>
date Sun, 12 Oct 2008 15:21:08 -0500
parents 12b35ae03365
children 16bafcebd3d1
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
6389
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
1 /*
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
2 parsers.c - efficient content parsing
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
3
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
4 Copyright 2008 Matt Mackall <mpm@selenic.com> and others
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
5
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
6 This software may be used and distributed according to the terms of
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
7 the GNU General Public License, incorporated herein by reference.
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
8 */
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
9
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
10 #include <Python.h>
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
11 #include <ctype.h>
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
12 #include <string.h>
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
13
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
14 static int hexdigit(char c)
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
15 {
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
16 if (c >= '0' && c <= '9')
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
17 return c - '0';
7092
fb3fc27617a2 parsers: speed up hex decoding for manifests
Matt Mackall <mpm@selenic.com>
parents: 7091
diff changeset
18 if (c >= 'a' && c <= 'f')
fb3fc27617a2 parsers: speed up hex decoding for manifests
Matt Mackall <mpm@selenic.com>
parents: 7091
diff changeset
19 return c - 'a' + 10;
6389
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
20 if (c >= 'A' && c <= 'F')
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
21 return c - 'A' + 10;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
22
7092
fb3fc27617a2 parsers: speed up hex decoding for manifests
Matt Mackall <mpm@selenic.com>
parents: 7091
diff changeset
23 PyErr_SetString(PyExc_ValueError, "input contains non-hex character");
fb3fc27617a2 parsers: speed up hex decoding for manifests
Matt Mackall <mpm@selenic.com>
parents: 7091
diff changeset
24 return 0;
6389
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
25 }
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
26
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
27 /*
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
28 * Turn a hex-encoded string into binary.
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
29 */
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
30 static PyObject *unhexlify(const char *str, int len)
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
31 {
7092
fb3fc27617a2 parsers: speed up hex decoding for manifests
Matt Mackall <mpm@selenic.com>
parents: 7091
diff changeset
32 PyObject *ret;
6395
3f0294536b24 fix const annotation warning
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6389
diff changeset
33 const char *c;
3f0294536b24 fix const annotation warning
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6389
diff changeset
34 char *d;
6389
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
35
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
36 ret = PyString_FromStringAndSize(NULL, len / 2);
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
37 if (!ret)
7092
fb3fc27617a2 parsers: speed up hex decoding for manifests
Matt Mackall <mpm@selenic.com>
parents: 7091
diff changeset
38 return NULL;
6389
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
39
7092
fb3fc27617a2 parsers: speed up hex decoding for manifests
Matt Mackall <mpm@selenic.com>
parents: 7091
diff changeset
40 d = PyString_AS_STRING(ret);
6389
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
41 for (c = str; c < str + len;) {
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
42 int hi = hexdigit(*c++);
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
43 int lo = hexdigit(*c++);
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
44 *d++ = (hi << 4) | lo;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
45 }
7091
12b35ae03365 parsers: clean up whitespace
Matt Mackall <mpm@selenic.com>
parents: 6395
diff changeset
46
6389
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
47 return ret;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
48 }
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
49
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
50 /*
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
51 * This code assumes that a manifest is stitched together with newline
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
52 * ('\n') characters.
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
53 */
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
54 static PyObject *parse_manifest(PyObject *self, PyObject *args)
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
55 {
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
56 PyObject *mfdict, *fdict;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
57 char *str, *cur, *start, *zero;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
58 int len;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
59
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
60 if (!PyArg_ParseTuple(args, "O!O!s#:parse_manifest",
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
61 &PyDict_Type, &mfdict,
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
62 &PyDict_Type, &fdict,
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
63 &str, &len))
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
64 goto quit;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
65
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
66 for (start = cur = str, zero = NULL; cur < str + len; cur++) {
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
67 PyObject *file = NULL, *node = NULL;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
68 PyObject *flags = NULL;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
69 int nlen;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
70
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
71 if (!*cur) {
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
72 zero = cur;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
73 continue;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
74 }
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
75 else if (*cur != '\n')
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
76 continue;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
77
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
78 if (!zero) {
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
79 PyErr_SetString(PyExc_ValueError,
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
80 "manifest entry has no separator");
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
81 goto quit;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
82 }
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
83
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
84 file = PyString_FromStringAndSize(start, zero - start);
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
85 if (!file)
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
86 goto bail;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
87
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
88 nlen = cur - zero - 1;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
89
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
90 node = unhexlify(zero + 1, nlen > 40 ? 40 : nlen);
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
91 if (!node)
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
92 goto bail;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
93
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
94 if (nlen > 40) {
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
95 PyObject *flags;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
96
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
97 flags = PyString_FromStringAndSize(zero + 41,
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
98 nlen - 40);
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
99 if (!flags)
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
100 goto bail;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
101
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
102 if (PyDict_SetItem(fdict, file, flags) == -1)
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
103 goto bail;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
104 }
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
105
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
106 if (PyDict_SetItem(mfdict, file, node) == -1)
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
107 goto bail;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
108
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
109 start = cur + 1;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
110 zero = NULL;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
111
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
112 Py_XDECREF(flags);
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
113 Py_XDECREF(node);
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
114 Py_XDECREF(file);
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
115 continue;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
116 bail:
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
117 Py_XDECREF(flags);
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
118 Py_XDECREF(node);
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
119 Py_XDECREF(file);
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
120 goto quit;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
121 }
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
122
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
123 if (len > 0 && *(cur - 1) != '\n') {
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
124 PyErr_SetString(PyExc_ValueError,
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
125 "manifest contains trailing garbage");
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
126 goto quit;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
127 }
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
128
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
129 Py_INCREF(Py_None);
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
130 return Py_None;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
131
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
132 quit:
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
133 return NULL;
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
134 }
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
135
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
136 static char parsers_doc[] = "Efficient content parsing.";
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
137
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
138 static PyMethodDef methods[] = {
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
139 {"parse_manifest", parse_manifest, METH_VARARGS, "parse a manifest\n"},
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
140 {NULL, NULL}
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
141 };
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
142
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
143 PyMODINIT_FUNC initparsers(void)
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
144 {
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
145 Py_InitModule3("parsers", methods, parsers_doc);
0231f763ebc8 manifest: improve parsing performance by 8x via a new C extension
Bryan O'Sullivan <bos@serpentine.com>
parents:
diff changeset
146 }