| 1 | /* Portable version of strrchr(). |
| 2 | This function is in the public domain. */ |
| 3 | |
| 4 | /* |
| 5 | NAME |
| 6 | strrchr -- return pointer to last occurance of a character |
| 7 | |
| 8 | SYNOPSIS |
| 9 | char *strrchr (const char *s, int c) |
| 10 | |
| 11 | DESCRIPTION |
| 12 | Returns a pointer to the last occurance of character C in |
| 13 | string S, or a NULL pointer if no occurance is found. |
| 14 | |
| 15 | BUGS |
| 16 | Behavior when character is the null character is implementation |
| 17 | dependent. |
| 18 | */ |
| 19 | |
| 20 | #include <ansidecl.h> |
| 21 | |
| 22 | char * |
| 23 | strrchr (s, c) |
| 24 | register const char *s; |
| 25 | int c; |
| 26 | { |
| 27 | char *rtnval = 0; |
| 28 | |
| 29 | do { |
| 30 | if (*s == c) |
| 31 | rtnval = (char*) s; |
| 32 | } while (*s++); |
| 33 | return (rtnval); |
| 34 | } |