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Annotation of 43BSD/usr.bin/uucp/prefix.c, revision 1.1.1.1

1.1       root        1: #ifndef lint
                      2: static char sccsid[] = "@(#)prefix.c   5.3 (Berkeley) 6/20/85";
                      3: #endif
                      4: 
                      5: /*LINTLIBRARY*/
                      6: 
                      7: /*
                      8:  *     check s2 for prefix s1
                      9:  *
                     10:  *     return 0 - !=
                     11:  *     return 1 - == 
                     12:  */
                     13: 
                     14: prefix(s1, s2)
                     15: register char *s1, *s2;
                     16: {
                     17:        register char c;
                     18: 
                     19:        while ((c = *s1++) == *s2++)
                     20:                if (c == '\0')
                     21:                        return 1;
                     22:        return c == '\0';
                     23: }
                     24: 
                     25: /*
                     26:  *     check s2 for prefix s1 with a wildcard character ?
                     27:  *
                     28:  *     return 0 - !=
                     29:  *     return 1 - == 
                     30:  */
                     31: 
                     32: wprefix(s1, s2)
                     33: register char *s1, *s2;
                     34: {
                     35:        register char c;
                     36: 
                     37:        while ((c = *s1++) != '\0')
                     38:                if (*s2 == '\0'  ||  (c != *s2++  &&  c != '?'))
                     39:                        return 0;
                     40:        return 1;
                     41: }

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