36 lines
759 B
C
36 lines
759 B
C
/*
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* This file is part of the UCB release of Plan 9. It is subject to the license
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* terms in the LICENSE file found in the top-level directory of this
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* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
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* part of the UCB release of Plan 9, including this file, may be copied,
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* modified, propagated, or distributed except according to the terms contained
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* in the LICENSE file.
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*/
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#include <u.h>
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#include <libc.h>
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int
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jehanne_cistrcmp(const char *s1, const char *s2)
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{
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int c1, c2;
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while(*s1){
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c1 = *(uint8_t*)s1++;
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c2 = *(uint8_t*)s2++;
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if(c1 == c2)
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continue;
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if(c1 >= 'A' && c1 <= 'Z')
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c1 -= 'A' - 'a';
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if(c2 >= 'A' && c2 <= 'Z')
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c2 -= 'A' - 'a';
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if(c1 != c2)
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return c1 - c2;
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}
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return -*s2;
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}
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