| 1 | #include <error.h> |
|---|---|
| 2 | #include <mcheck.h> |
| 3 | #include <stdio.h> |
| 4 | #include <string.h> |
| 5 | #include <wchar.h> |
| 6 | #include <libc-diag.h> |
| 7 | |
| 8 | #include <support/xstdio.h> |
| 9 | |
| 10 | static int |
| 11 | do_test (int argc, char *argv[]) |
| 12 | { |
| 13 | mtrace (); |
| 14 | xfreopen (path: argc == 1 ? "/dev/stdout": argv[1], mode: "a", stderr); |
| 15 | /* Orient the stream. */ |
| 16 | fwprintf (stderr, format: L"hello world\n"); |
| 17 | char buf[20000]; |
| 18 | static const char str[] = "hello world! "; |
| 19 | for (int i = 0; i < 1000; ++i) |
| 20 | memcpy (&buf[i * (sizeof (str) - 1)], str, sizeof (str)); |
| 21 | error (status: 0, errnum: 0, format: str); |
| 22 | |
| 23 | /* We're testing a large format string here and need to generate it |
| 24 | to avoid this source file being ridiculous. So disable the warning |
| 25 | about a generated format string. */ |
| 26 | DIAG_PUSH_NEEDS_COMMENT; |
| 27 | DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wformat-security"); |
| 28 | |
| 29 | error (status: 0, errnum: 0, format: buf); |
| 30 | error (status: 0, errnum: 0, format: buf); |
| 31 | |
| 32 | DIAG_POP_NEEDS_COMMENT; |
| 33 | |
| 34 | error (status: 0, errnum: 0, format: str); |
| 35 | return 0; |
| 36 | } |
| 37 | |
| 38 | #define TEST_FUNCTION do_test (argc, argv) |
| 39 | #include "../test-skeleton.c" |
| 40 |