1 /* Test matherr (compat symbols, binary modifies library's _LIB_VERSION).
2 Copyright (C) 1997-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19 #include <math.h>
20 #include <stdio.h>
21 #include <stdlib.h>
22
23 #include <math-svid-compat.h>
24 #include <shlib-compat.h>
25
26 #undef matherr
27 #undef _LIB_VERSION
28 compat_symbol_reference (libm, matherr, matherr, GLIBC_2_0);
29 compat_symbol_reference (libm, _LIB_VERSION, _LIB_VERSION, GLIBC_2_0);
30
31 static int fail = 1;
32
33 int
matherr(struct exception * s)34 matherr (struct exception *s)
35 {
36 printf ("matherr is working\n");
37 fail = 0;
38 return 1;
39 }
40
41 static int
do_test(void)42 do_test (void)
43 {
44 _LIB_VERSION = _SVID_;
45 acos (2.0);
46 return fail;
47 }
48
49 #include <support/test-driver.c>
50