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Annotation of 43BSD/games/monop/strcmp.c, revision 1.1

1.1     ! root        1: # include      <stdio.h>
        !             2: # include      <ctype.h>
        !             3: 
        !             4: # define       reg     register
        !             5: 
        !             6: # define       makelower(c)    (isupper(c) ? tolower(c) : c)
        !             7: 
        !             8: /*
        !             9:  * Compare strings:  s1>s2: >0  s1==s2: 0  s1<s2: <0
        !            10:  */
        !            11: 
        !            12: strcmp(s1, s2)
        !            13: reg char       *s1, *s2; {
        !            14: 
        !            15:        while (makelower(*s1) == makelower(*s2)) {
        !            16:                if (*s1 == '\0')
        !            17:                        return 0;
        !            18:                s1++, s2++;
        !            19:        }
        !            20:        return *s1 - *s2;
        !            21: }

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