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48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
/*
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Copyright (C) 2009 Red Hat, Inc.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _H_STAT
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#define _H_STAT
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#include <stdint.h>
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typedef uint32_t StatNodeRef;
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#define INVALID_STAT_REF (~(StatNodeRef)0)
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#ifdef RED_STATISTICS
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StatNodeRef stat_add_node(StatNodeRef parent, const char *name, int visible);
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void stat_remove_node(StatNodeRef node);
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uint64_t *stat_add_counter(StatNodeRef parent, const char *name, int visible);
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void stat_remove_counter(uint64_t *counter);
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#define stat_inc_counter(counter, value) { \
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if (counter) { \
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*(counter) += (value); \
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} \
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}
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#else
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#define stat_add_node(p, n, v) INVALID_STAT_REF
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#define stat_remove_node(n)
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#define stat_add_counter(p, n, v) NULL
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#define stat_remove_counter(c)
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#define stat_inc_counter(c, v)
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#endif
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#endif
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