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https://github.com/freebsd/freebsd-src
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17da660ad5
Remove /^\s*\*\n \*\s+\$FreeBSD\$$\n/
Similar commit in main:
(cherry picked from commit b3e7694832)
118 lines
3.3 KiB
C
118 lines
3.3 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2018, Matthew Macy
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#include <sys/types.h>
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#include <sys/errno.h>
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#include <sys/sysctl.h>
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#include <stddef.h>
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#include <stdlib.h>
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#include <err.h>
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#include <limits.h>
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#include <string.h>
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#include <pmc.h>
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#include <pmclog.h>
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#include <libpmcstat.h>
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#include <sysexits.h>
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#include <unistd.h>
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#include <libpmcstat.h>
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#include "cmd_pmc.h"
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int pmc_displayheight = DEFAULT_DISPLAY_HEIGHT;
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int pmc_displaywidth = DEFAULT_DISPLAY_WIDTH;
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int pmc_kq;
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struct pmcstat_args pmc_args;
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struct pmcstat_pmcs pmcstat_pmcs = LIST_HEAD_INITIALIZER(pmcstat_pmcs);
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struct pmcstat_image_hash_list pmcstat_image_hash[PMCSTAT_NHASH];
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struct pmcstat_process_hash_list pmcstat_process_hash[PMCSTAT_NHASH];
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struct cmd_handler {
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const char *ch_name;
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cmd_disp_t ch_fn;
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};
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static struct cmd_handler disp_table[] = {
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{"stat", cmd_pmc_stat},
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{"stat-system", cmd_pmc_stat_system},
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{"list-events", cmd_pmc_list_events},
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{"filter", cmd_pmc_filter},
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{"summary", cmd_pmc_summary},
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{NULL, NULL}
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};
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static void __dead2
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usage(void)
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{
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errx(EX_USAGE,
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"\t pmc management utility\n"
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"\t stat <program> run program and print stats\n"
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"\t stat-system <program> run program and print system wide stats for duration of execution\n"
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"\t list-events list PMC events available on host\n"
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"\t filter filter records by lwp, pid, or event\n"
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);
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}
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static cmd_disp_t
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disp_lookup(char *name)
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{
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struct cmd_handler *hnd;
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for (hnd = disp_table; hnd->ch_name != NULL; hnd++)
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if (strcmp(hnd->ch_name, name) == 0)
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return (hnd->ch_fn);
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return (NULL);
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}
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int
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main(int argc, char **argv)
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{
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cmd_disp_t disp;
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pmc_args.pa_printfile = stderr;
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STAILQ_INIT(&pmc_args.pa_events);
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SLIST_INIT(&pmc_args.pa_targets);
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if (argc == 1)
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usage();
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if ((disp = disp_lookup(argv[1])) == NULL)
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usage();
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argc--;
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argv++;
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/* Allocate a kqueue */
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if ((pmc_kq = kqueue()) < 0)
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err(EX_OSERR, "ERROR: Cannot allocate kqueue");
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if (pmc_init() < 0)
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err(EX_UNAVAILABLE,
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"ERROR: Initialization of the pmc(3) library failed"
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);
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return (disp(argc, argv));
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}
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