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pip/libs/main/containers/picontainers.cpp

35 lines
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C++

/*
PIP - Platform Independent Primitives
Base macros for generic containers
Ivan Pelipenko peri4ko@yandex.ru
This program 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 3 of the License, or
(at your option) any later version.
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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "picontainers.h"
const ssize_t minAlloc = 64;
ssize_t _PIContainerConstantsBase::calcMinCountPoT(ssize_t szof) {
ssize_t ret = 0, elc = 1;
while (elc * szof < minAlloc) {
elc *= 2;
++ret;
}
//printf("calcMinCount sizeof = %d, min_count = %d, pot = %d\n", szof, elc, ret);
return ret;
}