Commit | Line | Data |
---|---|---|
2039143b BJ |
1 | /* @(#)strcpyn.c 4.1 (Berkeley) %G% */ |
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 | } |