| 1 | /* Fallback C version of memmove. |
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| 2 | Copyright (C) 2018-2022 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 <ifunc-memcpy.h> |
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| 20 | |
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| 21 | #if HAVE_MEMMOVE_C |
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| 22 | # if HAVE_MEMMOVE_IFUNC |
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| 23 | /* If we use ifunc, then the memmove symbol is defined |
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| 24 | in sysdeps/s390/memmove.c and we use a different name here. |
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| 25 | Otherwise, we have to define memmove here or in |
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| 26 | sysdeps/s390/memcpy.S depending on the used default implementation. */ |
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| 27 | # define MEMMOVE MEMMOVE_C |
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| 28 | # if defined SHARED && IS_IN (libc) |
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| 29 | /* Define the internal symbol. */ |
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| 30 | # undef libc_hidden_builtin_def |
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| 31 | # define libc_hidden_builtin_def(name) \ |
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| 32 | __hidden_ver1 (__memmove_c, __GI_memmove, __memmove_c); |
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| 33 | # endif |
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| 34 | # endif |
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| 35 | |
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| 36 | # include <string/memmove.c> |
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| 37 | #endif |
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| 38 | |
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