diff options
Diffstat (limited to 'extension/ordchr2.c')
-rw-r--r-- | extension/ordchr2.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/extension/ordchr2.c b/extension/ordchr2.c deleted file mode 100644 index 1f4a1fcb..00000000 --- a/extension/ordchr2.c +++ /dev/null @@ -1,107 +0,0 @@ -/* - * ordchr.c - Builtin functions that provide ord() and chr() functions. - * - * Arnold Robbins - * arnold@skeeve.com - * 8/2001 - * Revised 6/2004 - */ - -/* - * Copyright (C) 2001, 2004, 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 <stdio.h> -#include <errno.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> - -#include <sys/types.h> -#include <sys/stat.h> -#include "gawkapi.h" - -static const gawk_api_t *api; /* for convenience macros to work */ -static awk_ext_id_t *ext_id; - -int plugin_is_GPL_compatible; - -/* do_ord --- return numeric value of first char of string */ - -static int -do_ord(int nargs) -{ - const awk_value_t *str; - awk_value_t result; - double ret = -1; - - if (do_lint && nargs > 1) - lintwarn(ext_id, "ord: called with too many arguments"); - - str = get_curfunc_param(0, AWK_PARAM_STRING); - if (str != NULL) { - ret = str->str_value.str[0]; - } else if (do_lint) - lintwarn(ext_id, "ord: called with no arguments"); - - /* Set the return value */ - set_return_value(make_number(ret)); - return 1; -} - -/* do_chr --- turn numeric value into a string */ - -static int -do_chr(int nargs) -{ - const awk_value_t *num; - awk_value_t result; - unsigned int ret = 0; - double val = 0.0; - char str[2]; - - str[0] = str[1] = '\0'; - - if (do_lint && nargs > 1) - lintwarn(ext_id, "chr: called with too many arguments"); - - num = get_curfunc_param(0, AWK_PARAM_NUMBER); - if (num != NULL) { - val = num->num_value; - ret = val; /* convert to int */ - ret &= 0xff; - str[0] = ret; - str[1] = '\0'; - } else if (do_lint) - lintwarn(ext_id, "chr: called with no arguments"); - - /* Set the return value */ - set_return_value(dup_string(str, 1)); - return 1; -} - -static awk_ext_func_t func_table[] = { - { "ord", do_ord, 1 }, - { "chr", do_chr, 1 }, -}; - -/* define the dl_load function using the boilerplate macro */ - -dl_load_func(api, ext_id, func_table, ord_chr, "") |