mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-25 14:30:06 +00:00
104 lines
2.9 KiB
C
104 lines
2.9 KiB
C
/* Test the %m, %#m printf specifiers via asprintf.
|
|
Copyright (C) 2021-2023 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <errno.h>
|
|
#include <libc-diag.h>
|
|
#include <stdio.h>
|
|
#include <support/check.h>
|
|
#include <support/support.h>
|
|
|
|
/* GCC does not yet know about the %#m specifier. */
|
|
DIAG_PUSH_NEEDS_COMMENT;
|
|
DIAG_IGNORE_NEEDS_COMMENT (11, "-Wformat=");
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
char buf[64];
|
|
|
|
errno = EINVAL;
|
|
TEST_COMPARE (sprintf (buf, "%m"), 16);
|
|
TEST_COMPARE_STRING (buf, "Invalid argument");
|
|
|
|
errno = EINVAL;
|
|
TEST_COMPARE (sprintf (buf, "%#m"), 6);
|
|
TEST_COMPARE_STRING (buf, "EINVAL");
|
|
|
|
errno = 0;
|
|
TEST_COMPARE (sprintf (buf, "%m"), 7);
|
|
TEST_COMPARE_STRING (buf, "Success");
|
|
|
|
errno = 0;
|
|
TEST_COMPARE (sprintf (buf, "%#m"), 1);
|
|
TEST_COMPARE_STRING (buf, "0");
|
|
|
|
errno = -1;
|
|
#ifdef __GNU__
|
|
TEST_COMPARE (sprintf (buf, "%m"), 39);
|
|
TEST_COMPARE_STRING (buf, "Error in unknown error system: FFFFFFFF");
|
|
#else
|
|
TEST_COMPARE (sprintf (buf, "%m"), 16);
|
|
TEST_COMPARE_STRING (buf, "Unknown error -1");
|
|
#endif
|
|
|
|
errno = -1;
|
|
TEST_COMPARE (sprintf (buf, "%#m"), 2);
|
|
TEST_COMPARE_STRING (buf, "-1");
|
|
|
|
errno = 1002003;
|
|
#ifdef __GNU__
|
|
TEST_COMPARE (sprintf (buf, "%m"), 42);
|
|
TEST_COMPARE_STRING (buf, "(system kern) error with unknown subsystem");
|
|
#else
|
|
TEST_COMPARE (sprintf (buf, "%m"), 21);
|
|
TEST_COMPARE_STRING (buf, "Unknown error 1002003");
|
|
#endif
|
|
|
|
errno = 1002003;
|
|
TEST_COMPARE (sprintf (buf, "%#m"), 7);
|
|
TEST_COMPARE_STRING (buf, "1002003");
|
|
|
|
errno = EINVAL;
|
|
TEST_COMPARE (sprintf (buf, "%20m"), 20);
|
|
TEST_COMPARE_STRING (buf, " Invalid argument");
|
|
|
|
errno = EINVAL;
|
|
TEST_COMPARE (sprintf (buf, "%#20m"), 20);
|
|
TEST_COMPARE_STRING (buf, " EINVAL");
|
|
|
|
errno = EINVAL;
|
|
TEST_COMPARE (sprintf (buf, "%-20m"), 20);
|
|
TEST_COMPARE_STRING (buf, "Invalid argument ");
|
|
|
|
errno = EINVAL;
|
|
TEST_COMPARE (sprintf (buf, "%-#20m"), 20);
|
|
TEST_COMPARE_STRING (buf, "EINVAL ");
|
|
|
|
errno = 0;
|
|
TEST_COMPARE (sprintf (buf, "%-20m"), 20);
|
|
TEST_COMPARE_STRING (buf, "Success ");
|
|
|
|
errno = 0;
|
|
TEST_COMPARE (sprintf (buf, "%-#20m"), 20);
|
|
TEST_COMPARE_STRING (buf, "0 ");
|
|
|
|
return 0;
|
|
}
|
|
|
|
#include <support/test-driver.c>
|