| 1 | /* xdelta 3 - delta compression tools and library | 
 
 
 
 
 | 2 | * Copyright (C) 2003, 2004, 2005, 2006, 2007.  Joshua P. MacDonald | 
 
 
 
 
 | 3 | * | 
 
 
 
 
 | 4 | *  This program is free software; you can redistribute it and/or modify | 
 
 
 
 
 | 5 | *  it under the terms of the GNU General Public License as published by | 
 
 
 
 
 | 6 | *  the Free Software Foundation; either version 2 of the License, or | 
 
 
 
 
 | 7 | *  (at your option) any later version. | 
 
 
 
 
 | 8 | * | 
 
 
 
 
 | 9 | *  This program is distributed in the hope that it will be useful, | 
 
 
 
 
 | 10 | *  but WITHOUT ANY WARRANTY; without even the implied warranty of | 
 
 
 
 
 | 11 | *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
 
 
 
 
 | 12 | *  GNU General Public License for more details. | 
 
 
 
 
 | 13 | * | 
 
 
 
 
 | 14 | *  You should have received a copy of the GNU General Public License | 
 
 
 
 
 | 15 | *  along with this program; if not, write to the Free Software | 
 
 
 
 
 | 16 | *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA | 
 
 
 
 
 | 17 | */ | 
 
 
 
 
 | 18 |  | 
 
 
 
 
 | 19 | #include "Python.h" | 
 
 
 
 
 | 20 |  | 
 
 
 
 
 | 21 | static PyObject *pyxd3_error; | 
 
 
 
 
 | 22 |  | 
 
 
 
 
 | 23 | /* spam: xdelta3.main([string,list,...]) */ | 
 
 
 
 
 | 24 | PyObject *xdelta3_main_cmdline (PyObject *self, PyObject *args) | 
 
 
 
 
 | 25 | { | 
 
 
 
 
 | 26 | int ret, i, nargs; | 
 
 
 
 
 | 27 | char **argv = NULL; | 
 
 
 
 
 | 28 | int argc = 0; | 
 
 
 
 
 | 29 | PyObject *result = NULL; | 
 
 
 
 
 | 30 | PyObject *o; | 
 
 
 
 
 | 31 |  | 
 
 
 
 
 | 32 | if (! PyArg_ParseTuple (args, "O", &o) | 
 
 
 
 
 | 33 | || ! PyList_Check (o)) | 
 
 
 
 
 | 34 | { | 
 
 
 
 
 | 35 | goto cleanup; | 
 
 
 
 
 | 36 | } | 
 
 
 
 
 | 37 |  | 
 
 
 
 
 | 38 | argc  = PyList_Size (o); | 
 
 
 
 
 | 39 | nargs = argc + 2; | 
 
 
 
 
 | 40 |  | 
 
 
 
 
 | 41 | if (! (argv = malloc (sizeof(argv[0]) * nargs))) | 
 
 
 
 
 | 42 | { | 
 
 
 
 
 | 43 | PyErr_NoMemory (); | 
 
 
 
 
 | 44 | goto cleanup; | 
 
 
 
 
 | 45 | } | 
 
 
 
 
 | 46 | memset (argv, 0, sizeof(argv[0]) * nargs); | 
 
 
 
 
 | 47 |  | 
 
 
 
 
 | 48 | for (i = 1; i < nargs-1; i += 1) | 
 
 
 
 
 | 49 | { | 
 
 
 
 
 | 50 | char *ps; | 
 
 
 
 
 | 51 | PyObject *s; | 
 
 
 
 
 | 52 | if ((s = PyList_GetItem (o, i-1)) == NULL) { goto cleanup; } | 
 
 
 
 
 | 53 | ps = PyString_AsString (s); | 
 
 
 
 
 | 54 | /* TODO: ps is NULL if s is not a string, crashes the interpreter */ | 
 
 
 
 
 | 55 | argv[i] = ps; | 
 
 
 
 
 | 56 | } | 
 
 
 
 
 | 57 |  | 
 
 
 
 
 | 58 | ret = xd3_main_cmdline (argc+1, argv); | 
 
 
 
 
 | 59 |  | 
 
 
 
 
 | 60 | if (ret == 0) | 
 
 
 
 
 | 61 | { | 
 
 
 
 
 | 62 | result = Py_BuildValue ("i", ret); | 
 
 
 
 
 | 63 | } | 
 
 
 
 
 | 64 | else | 
 
 
 
 
 | 65 | { | 
 
 
 
 
 | 66 | PyErr_SetString (pyxd3_error, "failed :("); | 
 
 
 
 
 | 67 | } | 
 
 
 
 
 | 68 | cleanup: | 
 
 
 
 
 | 69 | if (argv) | 
 
 
 
 
 | 70 | { | 
 
 
 
 
 | 71 | free (argv); | 
 
 
 
 
 | 72 | } | 
 
 
 
 
 | 73 | return result; | 
 
 
 
 
 | 74 | } | 
 
 
 
 
 | 75 |  | 
 
 
 
 
 | 76 | static PyMethodDef xdelta3_methods[] = { | 
 
 
 
 
 | 77 | { "main", xdelta3_main_cmdline, METH_VARARGS, "xdelta3 main()" }, | 
 
 
 
 
 | 78 | { NULL, NULL } | 
 
 
 
 
 | 79 | }; | 
 
 
 
 
 | 80 |  | 
 
 
 
 
 | 81 | DL_EXPORT(void) initxdelta3main (void) | 
 
 
 
 
 | 82 | { | 
 
 
 
 
 | 83 | PyObject *m, *d; | 
 
 
 
 
 | 84 | m = Py_InitModule ("xdelta3main", xdelta3_methods); | 
 
 
 
 
 | 85 | d = PyModule_GetDict (m); | 
 
 
 
 
 | 86 | pyxd3_error = PyErr_NewException ("xdelta3main.error", NULL, NULL); | 
 
 
 
 
 | 87 | PyDict_SetItemString (d, "error", pyxd3_error); | 
 
 
 
 
 | 88 | } |