Huge (k)FreeBSD update. (k)FreeBSD support is freebsd/ Other BSD are in
2007-02-18 Benoît Dejean <benoit@placenet.org> * configure.in: * libgtop-sysdeps.m4: * sysdeps/Makefile.am: Huge (k)FreeBSD update. (k)FreeBSD support is freebsd/ Other BSD are in bsd/ Patch by Joe Marcus Clarke <marcus@freebsd.org> Alexander Nedotsukov <bland@FreeBSD.org> Closes #407693. svn path=/trunk/; revision=2557
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Benoît Dejean
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Benoît Dejean
Benoît Dejean
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sysdeps/bsd/procdata.c
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170
sysdeps/bsd/procdata.c
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/* $Id: procdata.c 2003 2004-06-09 18:52:22Z bdejean $ */
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/* Copyright (C) 1998 Joshua Sled
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This file is part of LibGTop 1.0.
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Contributed by Joshua Sled <jsled@xcf.berkeley.edu>, July 1998.
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LibGTop is free software; you can redistribute it and/or modify it
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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,
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or (at your option) any later version.
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LibGTop is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with LibGTop; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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#include <config.h>
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#include <glibtop/procdata.h>
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#include <sys/stat.h>
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#define BIT_SHIFT(x) (1L << (x % 64))
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static const unsigned long _glibtop_sysdeps_procdata_0 =
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BIT_SHIFT(GLIBTOP_PROCDATA_CMD) +
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BIT_SHIFT(GLIBTOP_PROCDATA_STATE) +
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BIT_SHIFT(GLIBTOP_PROCDATA_UID) +
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BIT_SHIFT(GLIBTOP_PROCDATA_PID) +
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BIT_SHIFT(GLIBTOP_PROCDATA_PPID) +
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BIT_SHIFT(GLIBTOP_PROCDATA_PGRP) +
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BIT_SHIFT(GLIBTOP_PROCDATA_SESSION) +
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BIT_SHIFT(GLIBTOP_PROCDATA_TTY) +
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BIT_SHIFT(GLIBTOP_PROCDATA_TPGID) +
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BIT_SHIFT(GLIBTOP_PROCDATA_PRIORITY) +
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BIT_SHIFT(GLIBTOP_PROCDATA_NICE) +
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BIT_SHIFT(GLIBTOP_PROCDATA_SIGNAL) +
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BIT_SHIFT(GLIBTOP_PROCDATA_BLOCKED) +
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BIT_SHIFT(GLIBTOP_PROCDATA_SIGIGNORE) +
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BIT_SHIFT(GLIBTOP_PROCDATA_SIGCATCH) +
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BIT_SHIFT(GLIBTOP_PROCDATA_START_TIME) +
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BIT_SHIFT(GLIBTOP_PROCDATA_UTIME) +
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BIT_SHIFT(GLIBTOP_PROCDATA_STIME) +
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BIT_SHIFT(GLIBTOP_PROCDATA_CUTIME) +
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BIT_SHIFT(GLIBTOP_PROCDATA_CSTIME) +
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BIT_SHIFT(GLIBTOP_PROCDATA_SIZE) +
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BIT_SHIFT(GLIBTOP_PROCDATA_RESIDENT) +
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BIT_SHIFT(GLIBTOP_PROCDATA_SHARE) +
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BIT_SHIFT(GLIBTOP_PROCDATA_TRS) +
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BIT_SHIFT(GLIBTOP_PROCDATA_LRS) +
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BIT_SHIFT(GLIBTOP_PROCDATA_DRS) +
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BIT_SHIFT(GLIBTOP_PROCDATA_DT) +
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BIT_SHIFT(GLIBTOP_PROCDATA_VSIZE) +
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BIT_SHIFT(GLIBTOP_PROCDATA_RSS) +
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BIT_SHIFT(GLIBTOP_PROCDATA_RSS_RLIM) +
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BIT_SHIFT(GLIBTOP_PROCDATA_TIMEOUT) +
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BIT_SHIFT(GLIBTOP_PROCDATA_IT_REAL_VALUE);
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static const unsigned long _glibtop_sysdeps_procdata_1 =
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BIT_SHIFT(GLIBTOP_PROCDATA_K_FLAGS) +
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BIT_SHIFT(GLIBTOP_PROCDATA_MIN_FLT) +
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BIT_SHIFT(GLIBTOP_PROCDATA_MAJ_FLT) +
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BIT_SHIFT(GLIBTOP_PROCDATA_CMIN_FLT) +
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BIT_SHIFT(GLIBTOP_PROCDATA_CMAJ_FLT) +
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BIT_SHIFT(GLIBTOP_PROCDATA_START_CODE) +
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BIT_SHIFT(GLIBTOP_PROCDATA_END_CODE) +
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BIT_SHIFT(GLIBTOP_PROCDATA_START_STACK) +
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BIT_SHIFT(GLIBTOP_PROCDATA_KSTK_ESP) +
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BIT_SHIFT(GLIBTOP_PROCDATA_KSTK_EIP) +
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BIT_SHIFT(GLIBTOP_PROCDATA_WCHAN);
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/* Provides detailed information about a process. */
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void
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glibtop_get_procdata_s (glibtop *server, glibtop_procdata *buf, pid_t pid)
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{
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char input [BUFSIZ], *tmp;
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struct stat statb;
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int nread;
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FILE *f;
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glibtop_init_r (&server, 0, 0);
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memset (buf, 0, sizeof (glibtop_procdata));
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if (pid == 0) {
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/* Client is only interested in the flags. */
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buf->flags [0] = _glibtop_sysdeps_procdata_0;
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buf->flags [1] = _glibtop_sysdeps_procdata_1;
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return;
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}
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sprintf (input, "/proc/%d/stat", pid);
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if (stat (input, &statb)) return;
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buf->uid = statb.st_uid;
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f = fopen (input, "r");
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if (!f) return;
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nread = fread (input, 1, BUFSIZ, f);
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if (nread < 0) {
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fclose (f);
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return;
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}
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input [nread] = 0;
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/* This is from guile-utils/gtop/proc/readproc.c */
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/* split into "PID (cmd" and "<rest>" */
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tmp = strrchr (input, ')');
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*tmp = '\0'; /* replace trailing ')' with NUL */
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/* parse these two strings separately, skipping the leading "(". */
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memset (buf->cmd, 0, sizeof (buf->cmd));
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sscanf (input, "%d (%39c", &buf->pid, buf->cmd);
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sscanf(tmp + 2, /* skip space after ')' too */
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"%c %d %d %d %d %d %lu %lu %lu %lu %lu "
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"%ld %ld %ld %ld %d %d %lu %lu %ld %lu "
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"%lu %lu %lu %lu %lu %lu %lu %d %d %d %d %lu",
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&buf->state, &buf->ppid, &buf->pgrp, &buf->session,
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&buf->tty, &buf->tpgid, &buf->k_flags, &buf->min_flt,
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&buf->cmin_flt, &buf->maj_flt, &buf->cmaj_flt,
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&buf->utime, &buf->stime, &buf->cutime, &buf->cstime,
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&buf->priority, &buf->nice, &buf->timeout,
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&buf->it_real_value, &buf->start_time, &buf->vsize,
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&buf->rss, &buf->rss_rlim, &buf->start_code,
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&buf->end_code, &buf->start_stack, &buf->kstk_esp,
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&buf->kstk_eip, &buf->signal, &buf->blocked,
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&buf->sigignore, &buf->sigcatch, &buf->wchan);
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if (buf->tty == 0)
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/* the old notty val, update elsewhere bef. moving to 0 */
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buf->tty = -1;
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fclose (f);
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sprintf (input, "/proc/%d/statm", pid);
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f = fopen (input, "r");
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if (!f) return;
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nread = fread (input, 1, BUFSIZ, f);
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if (nread < 0) {
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fclose (f);
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return;
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}
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input [nread] = 0;
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sscanf (input, "%ld %ld %ld %ld %ld %ld %ld",
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&buf->size, &buf->resident, &buf->share,
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&buf->trs, &buf->lrs, &buf->drs, &buf->dt);
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fclose (f);
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buf->flags [0] = _glibtop_sysdeps_procdata_0;
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buf->flags [1] = _glibtop_sysdeps_procdata_1;
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}
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