mirror of https://github.com/BOINC/boinc.git
103 lines
3.0 KiB
C
103 lines
3.0 KiB
C
// This file is part of BOINC.
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// http://boinc.berkeley.edu
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// Copyright (C) 2008 University of California
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//
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// BOINC is free software; you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License
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// as published by the Free Software Foundation,
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// either version 3 of the License, or (at your option) any later version.
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//
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// BOINC 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.
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// See the GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
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// general back-end utility functions (not scheduler-specific)
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#ifndef SCHED_UTIL_H
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#define SCHED_UTIL_H
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#include "boinc_db_types.h"
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#include "util.h"
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// "average credit" uses an exponential decay so that recent
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// activity is weighted more heavily.
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// CREDIT_HALF_LIFE is the "half-life" period:
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// the average decreases by 1/2 if idle for this period.
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//
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#define SECONDS_IN_DAY (3600*24)
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#define CREDIT_HALF_LIFE (SECONDS_IN_DAY*7)
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extern void write_pid_file(const char* filename);
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extern void set_debug_level(int);
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extern void check_stop_daemons();
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extern void daemon_sleep(int);
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extern bool check_stop_sched();
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extern void install_stop_signal_handler();
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extern int try_fopen(const char* path, FILE*& f, const char* mode);
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extern void get_log_path(char*, const char*);
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// convert filename to path in a hierarchical directory system
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//
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extern int dir_hier_path(
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const char* filename, const char* root, int fanout,
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char* result, bool create=false
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);
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// convert filename to URL in a hierarchical directory system
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//
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extern int dir_hier_url(
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const char* filename, const char* root, int fanout,
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char* result
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);
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extern void compute_avg_turnaround(HOST& host, double turnaround);
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struct PERF_INFO {
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double host_fpops_mean;
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double host_fpops_stddev;
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double host_fpops_50_percentile;
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double host_fpops_95_percentile;
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int get_from_db();
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};
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// returns zero if we get lock on file with file descriptor fd.
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// returns < 0 if error
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// returns PID > 0 if another process has lock
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//
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extern int mylockf(int fd);
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extern int count_workunits(int&, const char* query);
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extern int count_unsent_results(int&, int appid);
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// Return a value for host_app_version.app_version_id.
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// if the app version is anonymous platform,
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// make a "pseudo ID" that combines the app ID and the resource type
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// else just used the app_version ID
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//
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inline int generalized_app_version_id(int avid, int appid) {
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if (avid < 0) {
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return appid*1000000 - avid;
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}
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return avid;
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}
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// return true if x is -y or --y (for argv processing)
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//
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extern bool is_arg(const char*, const char*);
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extern bool app_plan_uses_gpu(const char* plan_class);
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extern int restrict_wu_to_user(WORKUNIT& wu, int userid);
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#ifdef GCL_SIMULATOR
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extern void simulator_signal_handler(int signum);
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extern void continue_simulation(const char *daemonname);
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#endif
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#endif
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