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89 lines
1.8 KiB
Plaintext
89 lines
1.8 KiB
Plaintext
/*
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* infinities - handle infinities symbolically, a little helper file
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*
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* Copyright (C) 2013 Christoph Zurnieden
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*
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* Calc is open software; you can redistribute it and/or modify it under
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* the terms of the version 2.1 of the GNU Lesser General Public License
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* as published by the Free Software Foundation.
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*
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* Calc is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
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* Public License for more details.
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*
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* A copy of version 2.1 of the GNU Lesser General Public License is
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* distributed with calc under the filename COPYING-LGPL. You should have
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* received a copy with calc; if not, write to Free Software Foundation, Inc.
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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static resource_debug_level;
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resource_debug_level = config("resource_debug", 0);
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define isinfinite(x)
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{
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if (isstr(x)) {
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if (strncmp(x, "cinf", 4) == 0
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|| strncmp(x, "pinf", 4) == 0 || strncmp(x, "ninf", 4) == 0)
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return 1;
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}
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return 0;
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}
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define iscinf(x)
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{
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if (isstr(x)) {
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if (strncmp(x, "cinf", 4) == 0)
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return 1;
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}
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return 0;
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}
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define ispinf(x)
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{
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if (isstr(x)) {
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if (strncmp(x, "pinf", 4) == 0)
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return 1;
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}
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return 0;
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}
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define isninf(x)
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{
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if (isstr(x)) {
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if (strncmp(x, "ninf", 4) == 0)
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return 1;
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}
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return 0;
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}
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define cinf()
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{
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return "cinf";
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}
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define ninf()
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{
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return "ninf";
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}
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define pinf()
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{
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return "pinf";
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}
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config("resource_debug", resource_debug_level),;
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if (config("resource_debug") & 3) {
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print "isinfinite(x)";
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print "iscinf(x)";
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print "ispinf(x)";
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print "isninf(x)";
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print "cinf()";
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print "ninf()";
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print "pinf()";
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}
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