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MacTech® Magazine
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Volume 03 - 1987
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03.11 Nov 87
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C string library
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PStrLib Source
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PStrCmp.c
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C/C++ Source or Header
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1987-10-21
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[
TEXT/KAHL
]
/* FILE: PStrCmp.c
Compares src to dst returning <0 less than, =0 equal, >0 greater */
#include "PStrLib.h"
PStrCmp(src, dst)
register unsigned char *src, *dst; /* Pascal strings */
{
register int slen = *src, dlen = *dst;
register int mlen = *src <= *dst ? *src : *dst;
while (--mlen >= 0 && *++src == *++dst);
return(((slen != dlen && *src == *dst) ? slen - dlen : *src - *dst));
}