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Diffstat (limited to 'extension/dl.c')
-rw-r--r-- | extension/dl.c | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/extension/dl.c b/extension/dl.c deleted file mode 100644 index ee3b08fe..00000000 --- a/extension/dl.c +++ /dev/null @@ -1,92 +0,0 @@ -/* - * dl.c - Example of adding a new builtin function to gawk. - * - * Christos Zoulas, Thu Jun 29 17:40:41 EDT 1995 - * Arnold Robbins, update for 3.1, Wed Sep 13 09:38:56 2000 - */ - -/* - * Copyright (C) 1995 - 2001, 2011 the Free Software Foundation, Inc. - * - * This file is part of GAWK, the GNU implementation of the - * AWK Programming Language. - * - * GAWK is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3 of the License, or - * (at your option) any later version. - * - * GAWK is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA - */ - -#include "awk.h" -#include <dlfcn.h> - -int plugin_is_GPL_compatible; - -static void *sdl = NULL; - -static NODE * -zaxxon(int nargs) -{ - NODE *obj; - int i; - int comma = 0; - - /* - * Print the arguments - */ - printf("External linkage zaxxon("); - - for (i = 0; i < nargs; i++) { - - obj = get_scalar_argument(i, true); - - if (obj == NULL) - break; - - force_string(obj); - - printf(comma ? ", %s" : "%s", obj->stptr); - comma = 1; - } - - printf(");\n"); - - /* - * Do something useful - */ - obj = get_scalar_argument(0, false); - - if (obj != NULL) { - force_string(obj); - if (strcmp(obj->stptr, "unload") == 0 && sdl) { - /* - * XXX: How to clean up the function? - * I would like the ability to remove a function... - */ - dlclose(sdl); - sdl = NULL; - } - } - - /* Set the return value */ - return make_number((AWKNUM) 3.14); -} - -NODE * -dlload(tree, dl) -NODE *tree; -void *dl; -{ - sdl = dl; - make_builtin("zaxxon", zaxxon, 4); - return make_number((AWKNUM) 0); -} |