4b194d7bc7
* lib/tests/string/70-strchr.c (main): Use char* hello for comparison. Allows for duplication of "hello" string.
51 lines
1.2 KiB
C
51 lines
1.2 KiB
C
/* -*-comment-start: "//";comment-end:""-*-
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* GNU Mes --- Maxwell Equations of Software
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* Copyright © 2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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*
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* This file is part of GNU Mes.
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*
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* GNU Mes is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* GNU Mes is distributed in the hope that it will be useful, but
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* 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 the GNU General Public License
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* along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <mes/lib.h>
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#include <string.h>
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#define strchr xstrchr
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char *
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strchr (char const *s, int c)
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{
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char const *p = s;
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while (*p || !c)
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{
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if (c == *p)
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return p;
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p++;
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}
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return 0;
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}
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int
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main ()
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{
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char *hello = "hello";
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char *p = strchr (hello, 'l');
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if (!p)
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return 1;
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int i = p - hello;
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if (i != 2)
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return i;
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return 0;
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}
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