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/* Perform binary search - inline version.
Copyright (C) 1991-2025 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/>. */
__extern_inline void *
bsearch (const void *__key, const void *__base, size_t __nmemb, size_t __size,
__compar_fn_t __compar)
{
const void *__p;
int __comparison;
while (__nmemb)
{
__p = (const void *) (((const char *) __base) + ((__nmemb >> 1) * __size));
__comparison = (*__compar) (__key, __p);
if (__comparison == 0)
{
#if __GNUC_PREREQ(4, 6)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wcast-qual"
#endif
return (void *) __p;
#if __GNUC_PREREQ(4, 6)
# pragma GCC diagnostic pop
#endif
}
if (__comparison > 0)
{
__base = ((const char *) __p) + __size;
--__nmemb;
}
__nmemb >>= 1;
}
return NULL;
}
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