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57 lines
1.5 KiB
57 lines
1.5 KiB
4 months ago
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/*
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* Copyright (c) 2015-2016 Cyril Hrubis <chrubis@suse.cz>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef TST_PID_H__
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#define TST_PID_H__
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#include <sys/types.h>
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/*
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* Get a pid value not used by the OS
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*/
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pid_t tst_get_unused_pid_(void (*cleanup_fn)(void));
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/*
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* Returns number of free pids by substarction of the number of pids
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* currently used ('ps -eT') from max_pids
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*/
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int tst_get_free_pids_(void (*cleanup_fn)(void));
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#ifdef TST_TEST_H__
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static inline pid_t tst_get_unused_pid(void)
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{
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return tst_get_unused_pid_(NULL);
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}
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static inline int tst_get_free_pids(void)
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{
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return tst_get_free_pids_(NULL);
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}
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#else
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static inline pid_t tst_get_unused_pid(void (*cleanup_fn)(void))
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{
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return tst_get_unused_pid_(cleanup_fn);
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}
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static inline int tst_get_free_pids(void (*cleanup_fn)(void))
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{
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return tst_get_free_pids_(cleanup_fn);
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}
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#endif
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#endif /* TST_PID_H__ */
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