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109 lines
3.3 KiB
C
109 lines
3.3 KiB
C
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/*
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+----------------------------------------------------------------------+
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| PHP HTML Embedded Scripting Language Version 3.0 |
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+----------------------------------------------------------------------+
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| Copyright (c) 1997,1998 PHP Development Team (See Credits file) |
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+----------------------------------------------------------------------+
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| This program is free software; you can redistribute it and/or modify |
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| it under the terms of one of the following licenses: |
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| |
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| A) the GNU General Public License as published by the Free Software |
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| Foundation; either version 2 of the License, or (at your option) |
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| any later version. |
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| |
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| B) the PHP License as published by the PHP Development Team and |
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| included in the distribution in the file: LICENSE |
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| |
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| This program is distributed in the hope that it will be useful, |
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| but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| GNU General Public License for more details. |
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| |
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| You should have received a copy of both licenses referred to here. |
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| If you did not, or have any questions about PHP licensing, please |
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| contact core@php.net. |
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+----------------------------------------------------------------------+
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| Authors: Rasmus Lerdorf |
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+----------------------------------------------------------------------+
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*/
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/* $Id$ */
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#include "php.h"
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#include "type.h"
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/*
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* Determines if 'str' is an integer (long), real number or a string
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*
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* Note that leading zeroes automatically force a STRING type
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*/
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int php3_check_type(char *str)
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{
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char *s;
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int type = IS_LONG;
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s = str;
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if (*s == '0' && *(s + 1) && *(s + 1) != '.')
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return (IS_STRING);
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if (*s == '+' || *s == '-' || (*s >= '0' && *s <= '9') || *s == '.') {
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if (*s == '.')
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type = IS_DOUBLE;
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s++;
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while (*s) {
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if (*s >= '0' && *s <= '9') {
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s++;
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continue;
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} else if (*s == '.' && type == IS_LONG) {
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type = IS_DOUBLE;
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s++;
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continue;
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} else
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return (IS_STRING);
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}
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} else
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return (IS_STRING);
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return (type);
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} /* php3_check_type */
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/*
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* 0 - simple variable
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* 1 - non-index array
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* 2 - index array
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*/
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int php3_check_ident_type(char *str)
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{
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char *s;
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if (!(s = (char *) strchr(str, '[')))
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return (GPC_REGULAR);
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s++;
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while (*s == ' ' || *s == '\t' || *s == '\n') {
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s++;
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}
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if (*s == ']') {
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return (GPC_NON_INDEXED_ARRAY);
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}
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return (GPC_INDEXED_ARRAY);
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}
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char *php3_get_ident_index(char *str)
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{
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char *temp;
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char *s, *t;
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char o;
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temp = emalloc(strlen(str));
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temp[0] = '\0';
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s = (char *) strchr(str, '[');
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if (s) {
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t = (char *) strrchr(str, ']');
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if (t) {
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o = *t;
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*t = '\0';
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strcpy(temp, s + 1);
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*t = o;
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}
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}
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return (temp);
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}
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