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-rw-r--r--include/aligned.h38
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diff --git a/include/aligned.h b/include/aligned.h
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+/*
+ Copyright (c) 2022, MariaDB Corporation.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; version 2 of the License.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */
+
+#if defined __linux__
+# include <malloc.h>
+#endif
+
+inline void *aligned_malloc(size_t size, size_t alignment)
+{
+#ifdef _WIN32
+ return _aligned_malloc(size, alignment);
+#elif defined __linux__
+ return memalign(alignment, size);
+#else
+ void *result;
+ if (posix_memalign(&result, alignment, size))
+ result= NULL;
+ return result;
+#endif
+}
+
+inline void aligned_free(void *ptr)
+{
+ IF_WIN(_aligned_free,free)(ptr);
+}