| 1 | // RUN: %clangxx -O0 -g %s -o %t && %run %t 2>&1 | FileCheck %s |
|---|---|
| 2 | |
| 3 | #include <assert.h> |
| 4 | #include <fcntl.h> |
| 5 | #include <stdio.h> |
| 6 | #include <stdlib.h> |
| 7 | #include <unistd.h> |
| 8 | #include <sys/stat.h> |
| 9 | |
| 10 | void test_fdevname() { |
| 11 | int fd = open(file: "/dev/null", O_RDONLY); |
| 12 | char *name; |
| 13 | |
| 14 | printf(format: "test_fdevname\n"); |
| 15 | assert(fd != -1); |
| 16 | assert((name = fdevname(fd))); |
| 17 | close(fd: fd); |
| 18 | |
| 19 | printf(format: "%s\n", name); |
| 20 | } |
| 21 | |
| 22 | void test_fdevname_r() { |
| 23 | int fd = open(file: "/dev/null", O_RDONLY); |
| 24 | char *name; |
| 25 | char buf[5]; |
| 26 | |
| 27 | printf(format: "test_fdevname_r\n"); |
| 28 | assert(fd != -1); |
| 29 | assert((name = fdevname_r(fd, buf, sizeof(buf)))); |
| 30 | close(fd: fd); |
| 31 | |
| 32 | printf(format: "%s\n", name); |
| 33 | } |
| 34 | |
| 35 | int main(void) { |
| 36 | test_fdevname(); |
| 37 | test_fdevname_r(); |
| 38 | // CHECK: test_fdevname |
| 39 | // CHECK: null |
| 40 | // CHECK: test_fdevname_r |
| 41 | // CHECK: null |
| 42 | |
| 43 | return 0; |
| 44 | } |
| 45 |