lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | /* Dereived from the test case in BZ #2337. */ |
| 2 | #include <errno.h> |
| 3 | #include <error.h> |
| 4 | #include <fcntl.h> |
| 5 | #include <locale.h> |
| 6 | #include <stdio.h> |
| 7 | #include <stdlib.h> |
| 8 | #include <string.h> |
| 9 | #include <unistd.h> |
| 10 | #include <wchar.h> |
| 11 | |
| 12 | |
| 13 | static char buf[512] __attribute__ ((aligned (4096))); |
| 14 | |
| 15 | |
| 16 | static int |
| 17 | do_test (void) |
| 18 | { |
| 19 | setlocale (LC_ALL, "de_DE.UTF-8"); |
| 20 | |
| 21 | FILE *fp = fdopen (dup (STDOUT_FILENO), "a"); |
| 22 | if (fp == NULL) |
| 23 | error (EXIT_FAILURE, errno, "fdopen(,\"a\")"); |
| 24 | |
| 25 | setvbuf (fp, buf, _IOFBF, sizeof (buf)); |
| 26 | |
| 27 | /* fwprintf to unbuffered stream. */ |
| 28 | fwprintf (fp, L"hello.\n"); |
| 29 | |
| 30 | fclose (fp); |
| 31 | |
| 32 | /* touch my buffer */ |
| 33 | buf[45] = 'a'; |
| 34 | |
| 35 | return 0; |
| 36 | } |
| 37 | |
| 38 | #define TEST_FUNCTION do_test () |
| 39 | #include "../test-skeleton.c" |