Rodrigo Arias
d79b887182
The clock is now managed by the user, using the ovni_clock_now() function to sample the current value and ovni_ev_set_clock() to set the event clock timestamp. This change allows events with custom clock values.
77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
/*
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* Copyright (c) 2021 Barcelona Supercomputing Center (BSC)
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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 3 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 <https://www.gnu.org/licenses/>.
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*/
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#define _POSIX_C_SOURCE 200112L
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#define _GNU_SOURCE
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#include <stdint.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <linux/limits.h>
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#include <limits.h>
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#include "ovni.h"
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#ifndef gettid
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# include <sys/syscall.h>
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# define gettid() ((pid_t)syscall(SYS_gettid))
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#endif
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static inline void
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init(void)
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{
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char hostname[HOST_NAME_MAX];
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if(gethostname(hostname, HOST_NAME_MAX) != 0)
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{
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perror("gethostname failed");
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abort();
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}
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ovni_proc_init(0, hostname, getpid());
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ovni_thread_init(gettid());
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ovni_add_cpu(0, 0);
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}
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int main(int argc, char *argv[])
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{
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struct ovni_ev ev = {0};
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int i, n;
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if(argc > 1)
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n = atoi(argv[1]);
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else
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n = 1000;
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init();
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ovni_ev_set_mcv(&ev, "OB.");
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for(i=0; i<n; i++)
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{
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ovni_ev_set_clock(&ev, ovni_clock_now());
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ovni_ev_emit(&ev);
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}
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ovni_flush();
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ovni_proc_fini();
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return 0;
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}
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