Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 1 | /*********************************************************** |
| 2 | Copyright 1991, 1992 by Stichting Mathematisch Centrum, Amsterdam, The |
| 3 | Netherlands. |
| 4 | |
| 5 | All Rights Reserved |
| 6 | |
| 7 | Permission to use, copy, modify, and distribute this software and its |
| 8 | documentation for any purpose and without fee is hereby granted, |
| 9 | provided that the above copyright notice appear in all copies and that |
| 10 | both that copyright notice and this permission notice appear in |
| 11 | supporting documentation, and that the names of Stichting Mathematisch |
| 12 | Centrum or CWI not be used in advertising or publicity pertaining to |
| 13 | distribution of the software without specific, written prior permission. |
| 14 | |
| 15 | STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO |
| 16 | THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| 17 | FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE |
| 18 | FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 19 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 20 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT |
| 21 | OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 22 | |
| 23 | ******************************************************************/ |
| 24 | |
| 25 | /* xx module */ |
| 26 | |
| 27 | #include "allobjects.h" |
| 28 | #include "modsupport.h" |
| 29 | |
| 30 | |
| 31 | /* Function of two integers returning integer */ |
| 32 | |
| 33 | static object * |
| 34 | xx_foo(self, args) |
| 35 | object *self; /* Not used */ |
| 36 | object *args; |
| 37 | { |
| 38 | long i, j; |
| 39 | long res; |
| 40 | if (!getargs(args, "(ll)", &i, &j)) |
| 41 | return NULL; |
| 42 | res = i+j; /* XXX Do something here */ |
| 43 | return newintobject(res); |
| 44 | } |
| 45 | |
| 46 | |
| 47 | /* Function of no arguments returning None */ |
| 48 | |
| 49 | static object * |
| 50 | xx_bar(self, args) |
| 51 | object *self; /* Not used */ |
| 52 | object *args; |
| 53 | { |
| 54 | int i, j; |
| 55 | if (!getnoarg(args)) |
| 56 | return NULL; |
| 57 | /* XXX Do something here */ |
| 58 | INCREF(None); |
| 59 | return None; |
| 60 | } |
| 61 | |
| 62 | |
| 63 | /* List of functions defined in the module */ |
| 64 | |
| 65 | static struct methodlist xx_methods[] = { |
| 66 | {"foo", xx_foo}, |
| 67 | {"bar", xx_bar}, |
| 68 | {NULL, NULL} /* sentinel */ |
| 69 | }; |
| 70 | |
| 71 | |
| 72 | /* Initialization function for the module (*must* be called initxx) */ |
| 73 | |
| 74 | void |
| 75 | initxx() |
| 76 | { |
| 77 | object *m, *d, *x; |
| 78 | |
| 79 | /* Create the module and add the functions */ |
| 80 | m = initmodule("xx", xx_methods); |
| 81 | |
| 82 | /* Add some symbolic constants to the module */ |
| 83 | d = getmoduledict(m); |
| 84 | x = newstringobject("xx.error"); |
| 85 | dictinsert(d, "error", x); |
| 86 | x = newintobject(42L); |
| 87 | dictinsert(d, "magic", x); |
| 88 | |
| 89 | /* Check for errors */ |
| 90 | if (err_occurred()) |
| 91 | fatal("can't initialize module xx"); |
| 92 | } |