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