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glibc/misc/tst-error1.c
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#include <error.h> | |
#include <mcheck.h> | |
#include <stdio.h> | |
#include <string.h> | |
#include <wchar.h> | |
#include <libc-internal.h> | |
static int | |
do_test (int argc, char *argv[]) | |
{ | |
mtrace (); | |
(void) freopen (argc == 1 ? "/dev/stdout" : argv[1], "a", stderr); | |
/* Orient the stream. */ | |
fwprintf (stderr, L"hello world\n"); | |
char buf[20000]; | |
static const char str[] = "hello world! "; | |
for (int i = 0; i < 1000; ++i) | |
memcpy (&buf[i * (sizeof (str) - 1)], str, sizeof (str)); | |
error (0, 0, str); | |
/* We're testing a large format string here and need to generate it | |
to avoid this source file being ridiculous. So disable the warning | |
about a generated format string. */ | |
DIAG_PUSH_NEEDS_COMMENT; | |
DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wformat-security"); | |
error (0, 0, buf); | |
error (0, 0, buf); | |
DIAG_POP_NEEDS_COMMENT; | |
error (0, 0, str); | |
return 0; | |
} | |
#define TEST_FUNCTION do_test (argc, argv) | |
#include "../test-skeleton.c" |