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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@520 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
21 lines
327 B
C
21 lines
327 B
C
/*
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* memcmp --- compare memories.
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*
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*/
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int
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memcmp(s1,s2,len)
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char *s1;
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char *s2;
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register int len;
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{
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register unsigned char *a = (unsigned char*)s1;
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register unsigned char *b = (unsigned char*)s2;
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register int tmp;
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while (len--) {
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if (tmp = *a++ - *b++)
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return tmp;
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}
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return 0;
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}
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