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41 lines
735 B
C
41 lines
735 B
C
/*
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* compar.c
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*
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* By Ross Ridge
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* Public Domain
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* 92/06/04 11:36:24
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*
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*/
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#include "defs.h"
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#ifdef USE_SCCS_IDS
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static const char SCCSid[] = "@(#) mytinfo compar.c 3.3 92/06/04 public domain, By Ross Ridge";
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#endif
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/* compare two elements a sorted list of pointers to strings */
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int
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_compar(a, b)
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#ifdef USE_ANSIC
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void const *a;
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void const *b; {
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#else
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anyptr a, b; {
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#endif
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register char *aa = **(char ***)a;
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register char *bb = **(char ***)b;
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/* An optimization trick from C News, compare the first
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* two chars of the string here to avoid a the overhead of a
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* call to strcmp.
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*/
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#ifdef __GNUC__
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return ((*aa - *bb) ? : strcmp(aa, bb));
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#else
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if (*aa != *bb)
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return *aa - *bb;
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return strcmp(aa, bb);
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#endif
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}
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