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Annotation of 42BSD/lib/libc/compat-sys5/strcpyn.c, revision 1.1.1.1

1.1       root        1: /* @(#)strcpyn.c       4.1 (Berkeley) 12/21/80 */
                      2: /*
                      3:  * Copy s2 to s1, truncating or null-padding to always copy n bytes
                      4:  * return s1
                      5:  */
                      6: 
                      7: char *
                      8: strcpyn(s1, s2, n)
                      9: register char *s1, *s2;
                     10: {
                     11:        register i;
                     12:        register char *os1;
                     13: 
                     14:        os1 = s1;
                     15:        for (i = 0; i < n; i++)
                     16:                if ((*s1++ = *s2++) == '\0') {
                     17:                        while (++i < n)
                     18:                                *s1++ = '\0';
                     19:                        return(os1);
                     20:                }
                     21:        return(os1);
                     22: }

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