Commit | Line | Data |
---|---|---|
18e5fa7e BJ |
1 | /* |
2 | * Return the ptr in sp at which the character c last | |
3 | * appears; NULL if not found | |
4 | */ | |
5 | ||
6 | #define NULL 0 | |
7 | ||
8 | char * | |
9 | rindex(sp, c) | |
10 | register char *sp, c; | |
11 | { | |
12 | register char *r; | |
13 | ||
14 | r = NULL; | |
15 | do { | |
16 | if (*sp == c) | |
17 | r = sp; | |
18 | } while (*sp++); | |
19 | return(r); | |
20 | } |