| | 1 | /* Portable version of strrchr(). |
| | 2 | This function is in the public domain. */ |
| | 3 | |
| | 4 | /* |
| | 5 | |
| | 6 | @deftypefn Supplemental char* strrchr (const char *@var{s}, int @var{c}) |
| | 7 | |
| | 8 | Returns a pointer to the last occurrence of the character @var{c} in |
| | 9 | the string @var{s}, or @code{NULL} if not found. If @var{c} is itself the |
| | 10 | null character, the results are undefined. |
| | 11 | |
| | 12 | @end deftypefn |
| | 13 | |
| | 14 | */ |
| | 15 | |
| | 16 | #include <ansidecl.h> |
| | 17 | |
| | 18 | char * |
| | 19 | strrchr (s, c) |
| | 20 | register const char *s; |
| | 21 | int c; |
| | 22 | { |
| | 23 | char *rtnval = 0; |
| | 24 | |
| | 25 | do { |
| | 26 | if (*s == c) |
| | 27 | rtnval = (char*) s; |
| | 28 | } while (*s++); |
| | 29 | return (rtnval); |
| | 30 | } |
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