mirror of
https://github.com/reactos/ccache.git
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72 lines
1.7 KiB
C
72 lines
1.7 KiB
C
/*
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* Copyright (C) 2010 Joel Rosdahl
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 3 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 51
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/* A simple array of unsigned integers used for the statistics counters. */
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#include "ccache.h"
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/*
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* Allocate and initialize a struct counters. Data entries up to the size are
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* set to 0.
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*/
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struct counters *
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counters_init(size_t initial_size)
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{
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struct counters *c = x_malloc(sizeof(*c));
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c->data = NULL;
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c->size = 0;
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c->allocated = 0;
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counters_resize(c, initial_size);
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return c;
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}
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/*
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* Free a struct counters.
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*/
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void
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counters_free(struct counters *c)
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{
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free(c->data);
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free(c);
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}
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/*
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* Set a new size. New data entries are set to 0.
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*/
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void
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counters_resize(struct counters *c, size_t new_size)
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{
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if (new_size > c->size) {
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size_t i;
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bool realloc = false;
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while (c->allocated < new_size) {
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c->allocated += 32 + c->allocated;
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realloc = true;
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}
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if (realloc) {
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c->data = x_realloc(c->data, c->allocated * sizeof(c->data[0]));
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}
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for (i = c->size; i < new_size; i++) {
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c->data[i] = 0;
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}
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}
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c->size = new_size;
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}
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