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The code in this directory fetches all information directly from the

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1998-06-13  Martin Baulig  <martin@home-of-linux.org>

	The code in this directory fetches all information
	directly from the kernel. It uses the new table ()
	system call from the `kernel' directory.
This commit is contained in:
Martin Baulig
1998-06-13 21:20:48 +00:00
committed by Martin Baulig
parent eedc64096c
commit c60d1d5449
25 changed files with 1525 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
sysdeps/kernel/.cvsignore Normal file
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.deps
.libs
Makefile
Makefile.in
close.lo
cpu.lo
init.lo
ipc_limits.lo
libgtop_sysdeps.la
loadavg.lo
mem.lo
msg_limits.lo
open.lo
procdata.lo
prockernel.lo
proclist.lo
procmem.lo
procsegment.lo
procsignal.lo
procstate.lo
proctime.lo
procuid.lo
sem_limits.lo
shm_limits.lo
swap.lo
sysdeps.lo
sysinfo.lo
uptime.lo

5
sysdeps/kernel/ChangeLog Normal file
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1998-06-13 Martin Baulig <martin@home-of-linux.org>
The code in this directory fetches all information
directly from the kernel. It uses the new table ()
system call from the `kernel' directory.

17
sysdeps/kernel/Makefile.am Normal file
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LINK = $(LIBTOOL) --mode=link $(CC) $(CFLAGS) $(LDFLAGS) -o $@
INCLUDES = -I$(top_builddir) -I$(top_srcdir) @machine_incs@ \
-I$(top_srcdir)/include -I$(top_srcdir)/intl @GUILE_INCS@ \
-DGTOPLOCALEDIR=\"$(datadir)/locale\" -D_GNU_SOURCE
CFLAGS = -Wall -W @CFLAGS@
lib_LTLIBRARIES = libgtop_sysdeps.la
libgtop_sysdeps_la_SOURCES = init.c open.c close.c cpu.c mem.c swap.c \
uptime.c loadavg.c shm_limits.c msg_limits.c \
sem_limits.c proclist.c procstate.c procuid.c \
proctime.c procmem.c procsignal.c prockernel.c \
procsegment.c
include_HEADERS = glibtop_server.h

28
sysdeps/kernel/close.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <glibtop/close.h>
/* Closes pipe to gtop server. */
void
glibtop_close_l (glibtop *server)
{ }

55
sysdeps/kernel/cpu.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <config.h>
#include <glibtop/error.h>
#include <glibtop/cpu.h>
#include "kernel.h"
static const unsigned long _glibtop_sysdeps_cpu =
(1 << GLIBTOP_CPU_TOTAL) + (1 << GLIBTOP_CPU_USER) +
(1 << GLIBTOP_CPU_NICE) + (1 << GLIBTOP_CPU_SYS) +
(1 << GLIBTOP_CPU_IDLE) + (1 << GLIBTOP_CPU_FREQUENCY);
/* Provides information about cpu usage. */
void
glibtop_get_cpu_s (glibtop *server, glibtop_cpu *buf)
{
union table tbl;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_cpu));
if (table (TABLE_CPU, &tbl, NULL))
glibtop_error_r (server, "table(TABLE_CPU): %s\n", strerror (errno));
buf->flags = _glibtop_sysdeps_cpu;
buf->total = tbl.cpu.total;
buf->user = tbl.cpu.user;
buf->nice = tbl.cpu.nice;
buf->sys = tbl.cpu.sys;
buf->idle = tbl.cpu.idle;
buf->frequency = tbl.cpu.frequency;
}

46
sysdeps/kernel/glibtop_server.h Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef __GLIBTOP_SERVER_H__
#define __GLIBTOP_SERVER_H__
__BEGIN_DECLS
#define GLIBTOP_SUID_CPU 0
#define GLIBTOP_SUID_MEM 0
#define GLIBTOP_SUID_SWAP 0
#define GLIBTOP_SUID_UPTIME 0
#define GLIBTOP_SUID_LOADAVG 0
#define GLIBTOP_SUID_SHM_LIMITS 0
#define GLIBTOP_SUID_MSG_LIMITS 0
#define GLIBTOP_SUID_SEM_LIMITS 0
#define GLIBTOP_SUID_PROCLIST 0
#define GLIBTOP_SUID_PROC_STATE 0
#define GLIBTOP_SUID_PROC_UID 0
#define GLIBTOP_SUID_PROC_MEM 0
#define GLIBTOP_SUID_PROC_TIME 0
#define GLIBTOP_SUID_PROC_SIGNAL 0
#define GLIBTOP_SUID_PROC_KERNEL 0
#define GLIBTOP_SUID_PROC_SEGMENT 0
__END_DECLS
#endif

44
sysdeps/kernel/init.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <glibtop.h>
#include <glibtop/open.h>
static glibtop _glibtop_global_server;
glibtop *glibtop_global_server = NULL;
glibtop *
glibtop_init_r (glibtop **server, const unsigned long features,
const unsigned flags)
{
if (*server != NULL)
return *server;
fprintf (stderr, "DEBUG: %s (%d)\n", __FILE__, __LINE__);
if (glibtop_global_server == NULL) {
glibtop_global_server = &_glibtop_global_server;
glibtop_open_r (glibtop_global_server, "glibtop",
features, flags);
}
return *server = glibtop_global_server;
}

38
sysdeps/kernel/kernel.h Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef __GLIBTOP_KERNEL_KERNEL_H__
#define __GLIBTOP_KERNEL_KERNEL_H__
#include <linux/unistd.h>
#include <linux/table.h>
#include <sys/param.h>
#include <syscall.h>
__BEGIN_DECLS
extern int table (int, union table *, const void *);
__END_DECLS
#endif

57
sysdeps/kernel/loadavg.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <config.h>
#include <glibtop/error.h>
#include <glibtop/loadavg.h>
#include "kernel.h"
static const unsigned long _glibtop_sysdeps_loadavg =
(1 << GLIBTOP_LOADAVG_LOADAVG);
/* Provides load load averange. */
void
glibtop_get_loadavg_s (glibtop *server, glibtop_loadavg *buf)
{
union table tbl;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_loadavg));
if (table (TABLE_LOADAVG, &tbl, NULL))
glibtop_error_r (server, "table(TABLE_LOADAVG): %s\n", strerror (errno));
buf->flags = _glibtop_sysdeps_loadavg;
#if 0
fprintf (stderr, "Table (%u) = (%lu, %lu, %lu) - %u, %u, %u\n",
TABLE_LOADAVG, tbl.loadavg.loadavg [0], tbl.loadavg.loadavg [1],
tbl.loadavg.loadavg [2], tbl.loadavg.nr_running,
tbl.loadavg.nr_tasks, tbl.loadavg.last_pid);
#endif
buf->loadavg [0] = tbl.loadavg.loadavg [0];
buf->loadavg [1] = tbl.loadavg.loadavg [1];
buf->loadavg [2] = tbl.loadavg.loadavg [2];
}

58
sysdeps/kernel/mem.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <config.h>
#include <glibtop/error.h>
#include <glibtop/mem.h>
#include "kernel.h"
static const unsigned long _glibtop_sysdeps_mem =
(1 << GLIBTOP_MEM_TOTAL) + (1 << GLIBTOP_MEM_USED) +
(1 << GLIBTOP_MEM_FREE) + (1 << GLIBTOP_MEM_SHARED) +
(1 << GLIBTOP_MEM_BUFFER) + (1 << GLIBTOP_MEM_CACHED) +
(1 << GLIBTOP_MEM_USER);
/* Provides information about memory usage. */
void
glibtop_get_mem_s (glibtop *server, glibtop_mem *buf)
{
union table tbl;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_mem));
if (table (TABLE_MEM, &tbl, NULL))
glibtop_error_r (server, "table(TABLE_MEM): %s\n", strerror (errno));
buf->flags = _glibtop_sysdeps_mem;
buf->total = tbl.mem.total;
buf->used = tbl.mem.used;
buf->free = tbl.mem.free;
buf->shared = tbl.mem.shared;
buf->buffer = tbl.mem.buffer;
buf->cached = tbl.mem.cached;
buf->user = buf->total - buf->free - buf->shared - buf->buffer;
}

55
sysdeps/kernel/msg_limits.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <glibtop/msg_limits.h>
#include <sys/ipc.h>
#include <sys/msg.h>
static const unsigned long _glibtop_sysdeps_msg_limits =
(1 << GLIBTOP_IPC_MSGPOOL) + (1 << GLIBTOP_IPC_MSGMAP) +
(1 << GLIBTOP_IPC_MSGMAX) + (1 << GLIBTOP_IPC_MSGMNB) +
(1 << GLIBTOP_IPC_MSGMNI) + (1 << GLIBTOP_IPC_MSGSSZ) +
(1 << GLIBTOP_IPC_MSGTQL);
/* Provides information about sysv ipc limits. */
void
glibtop_get_msg_limits_s (glibtop *server, glibtop_msg_limits *buf)
{
struct msginfo msginfo;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_msg_limits));
buf->flags = _glibtop_sysdeps_msg_limits;
msgctl (0, IPC_INFO, (struct msqid_ds *) &msginfo);
buf->msgpool = msginfo.msgpool;
buf->msgmap = msginfo.msgmap;
buf->msgmax = msginfo.msgmax;
buf->msgmnb = msginfo.msgmnb;
buf->msgmni = msginfo.msgmni;
buf->msgssz = msginfo.msgssz;
buf->msgtql = msginfo.msgtql;
}

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sysdeps/kernel/open.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <glibtop/open.h>
/* =====================================================
* Linux kernel version information for procps utilities
* Copyright (c) 1996 Charles Blake <cblake@bbn.com>
*/
#include <sys/utsname.h>
#define LINUX_VERSION(x,y,z) (0x10000*(x) + 0x100*(y) + z)
static int linux_version_code = 0;
static void set_linux_version(void) {
static struct utsname uts;
int x = 0, y = 0, z = 0; /* cleared in case sscanf() < 3 */
if (linux_version_code) return;
if (uname(&uts) == -1) /* failure most likely implies impending death */
exit(1);
if (sscanf(uts.release, "%d.%d.%d", &x, &y, &z) < 3)
fprintf(stderr, /* *very* unlikely to happen by accident */
"Non-standard uts for running kernel:\n"
"release %s=%d.%d.%d gives version code %d\n",
uts.release, x, y, z, LINUX_VERSION(x,y,z));
linux_version_code = LINUX_VERSION(x, y, z);
}
/* ======================================================= */
/* Opens pipe to gtop server. Returns 0 on success and -1 on error. */
void
glibtop_open_r (glibtop *server, const char *program_name,
const unsigned long features, const unsigned flags)
{
memset (server, 0, sizeof (glibtop));
server->name = program_name;
set_linux_version ();
server->os_version_code = (unsigned long) linux_version_code;
}

178
sysdeps/kernel/procdata.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <config.h>
#include <glibtop/procdata.h>
#include <sys/stat.h>
#define LINUX_VERSION(x,y,z) (0x10000*(x) + 0x100*(y) + z)
#define BIT_SHIFT(x) (1 << (x % 32))
static const unsigned long _glibtop_sysdeps_procdata_0 =
BIT_SHIFT(GLIBTOP_PROCDATA_CMD) +
BIT_SHIFT(GLIBTOP_PROCDATA_STATE) +
BIT_SHIFT(GLIBTOP_PROCDATA_UID) +
BIT_SHIFT(GLIBTOP_PROCDATA_PID) +
BIT_SHIFT(GLIBTOP_PROCDATA_PPID) +
BIT_SHIFT(GLIBTOP_PROCDATA_PGRP) +
BIT_SHIFT(GLIBTOP_PROCDATA_SESSION) +
BIT_SHIFT(GLIBTOP_PROCDATA_TTY) +
BIT_SHIFT(GLIBTOP_PROCDATA_TPGID) +
BIT_SHIFT(GLIBTOP_PROCDATA_PRIORITY) +
BIT_SHIFT(GLIBTOP_PROCDATA_NICE) +
BIT_SHIFT(GLIBTOP_PROCDATA_SIGNAL) +
BIT_SHIFT(GLIBTOP_PROCDATA_BLOCKED) +
BIT_SHIFT(GLIBTOP_PROCDATA_SIGIGNORE) +
BIT_SHIFT(GLIBTOP_PROCDATA_SIGCATCH) +
BIT_SHIFT(GLIBTOP_PROCDATA_START_TIME) +
BIT_SHIFT(GLIBTOP_PROCDATA_UTIME) +
BIT_SHIFT(GLIBTOP_PROCDATA_STIME) +
BIT_SHIFT(GLIBTOP_PROCDATA_CUTIME) +
BIT_SHIFT(GLIBTOP_PROCDATA_CSTIME) +
BIT_SHIFT(GLIBTOP_PROCDATA_SIZE) +
BIT_SHIFT(GLIBTOP_PROCDATA_RESIDENT) +
BIT_SHIFT(GLIBTOP_PROCDATA_SHARE) +
BIT_SHIFT(GLIBTOP_PROCDATA_TRS) +
BIT_SHIFT(GLIBTOP_PROCDATA_LRS) +
BIT_SHIFT(GLIBTOP_PROCDATA_DRS) +
BIT_SHIFT(GLIBTOP_PROCDATA_DT) +
BIT_SHIFT(GLIBTOP_PROCDATA_VSIZE) +
BIT_SHIFT(GLIBTOP_PROCDATA_RSS) +
BIT_SHIFT(GLIBTOP_PROCDATA_RSS_RLIM) +
BIT_SHIFT(GLIBTOP_PROCDATA_TIMEOUT) +
BIT_SHIFT(GLIBTOP_PROCDATA_IT_REAL_VALUE);
static const unsigned long _glibtop_sysdeps_procdata_1 =
BIT_SHIFT(GLIBTOP_PROCDATA_K_FLAGS) +
BIT_SHIFT(GLIBTOP_PROCDATA_MIN_FLT) +
BIT_SHIFT(GLIBTOP_PROCDATA_MAJ_FLT) +
BIT_SHIFT(GLIBTOP_PROCDATA_CMIN_FLT) +
BIT_SHIFT(GLIBTOP_PROCDATA_CMAJ_FLT) +
BIT_SHIFT(GLIBTOP_PROCDATA_START_CODE) +
BIT_SHIFT(GLIBTOP_PROCDATA_END_CODE) +
BIT_SHIFT(GLIBTOP_PROCDATA_START_STACK) +
BIT_SHIFT(GLIBTOP_PROCDATA_KSTK_ESP) +
BIT_SHIFT(GLIBTOP_PROCDATA_KSTK_EIP) +
BIT_SHIFT(GLIBTOP_PROCDATA_WCHAN);
/* Provides detailed information about a process. */
void
glibtop_get_procdata_s (glibtop *server, glibtop_procdata *buf, pid_t pid)
{
char input [BUFSIZ], *tmp;
struct stat statb;
int nread;
FILE *f;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_procdata));
if (pid == 0) {
/* Client is only interested in the flags. */
buf->flags [0] = _glibtop_sysdeps_procdata_0;
buf->flags [1] = _glibtop_sysdeps_procdata_1;
return;
}
sprintf (input, "/proc/%d/stat", pid);
if (stat (input, &statb)) return;
buf->uid = statb.st_uid;
f = fopen (input, "r");
if (!f) return;
nread = fread (input, 1, BUFSIZ, f);
if (nread < 0) {
fclose (f);
return;
}
input [nread] = 0;
/* This is from guile-utils/gtop/proc/readproc.c */
/* split into "PID (cmd" and "<rest>" */
tmp = strrchr (input, ')');
*tmp = '\0'; /* replace trailing ')' with NUL */
/* parse these two strings separately, skipping the leading "(". */
memset (buf->cmd, 0, sizeof (buf->cmd));
sscanf (input, "%d (%39c", &buf->pid, buf->cmd);
sscanf(tmp + 2, /* skip space after ')' too */
"%c %d %d %d %d %d %lu %lu %lu %lu %lu "
"%ld %ld %ld %ld %d %d %lu %lu %ld %lu "
"%lu %lu %lu %lu %lu %lu %lu %d %d %d %d %lu",
&buf->state, &buf->ppid, &buf->pgrp, &buf->session,
&buf->tty, &buf->tpgid, &buf->k_flags, &buf->min_flt,
&buf->cmin_flt, &buf->maj_flt, &buf->cmaj_flt,
&buf->utime, &buf->stime, &buf->cutime, &buf->cstime,
&buf->priority, &buf->nice, &buf->timeout,
&buf->it_real_value, &buf->start_time, &buf->vsize,
&buf->rss, &buf->rss_rlim, &buf->start_code,
&buf->end_code, &buf->start_stack, &buf->kstk_esp,
&buf->kstk_eip, &buf->signal, &buf->blocked,
&buf->sigignore, &buf->sigcatch, &buf->wchan);
if (buf->tty == 0)
/* the old notty val, update elsewhere bef. moving to 0 */
buf->tty = -1;
if (server->os_version_code < LINUX_VERSION(1,3,39)) {
/* map old meanings to new */
buf->priority = 2*15 - buf->priority;
buf->nice = 15 - buf->nice;
}
if (server->os_version_code < LINUX_VERSION(1,1,30) && buf->tty != -1)
/* when tty wasn't full devno */
buf->tty = 4*0x100 + buf->tty;
fclose (f);
sprintf (input, "/proc/%d/statm", pid);
f = fopen (input, "r");
if (!f) return;
nread = fread (input, 1, BUFSIZ, f);
if (nread < 0) {
fclose (f);
return;
}
input [nread] = 0;
sscanf (input, "%ld %ld %ld %ld %ld %ld %ld",
&buf->size, &buf->resident, &buf->share,
&buf->trs, &buf->lrs, &buf->drs, &buf->dt);
fclose (f);
buf->flags [0] = _glibtop_sysdeps_procdata_0;
buf->flags [1] = _glibtop_sysdeps_procdata_1;
}

63
sysdeps/kernel/prockernel.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <glibtop.h>
#include <glibtop/error.h>
#include <glibtop/prockernel.h>
#include "kernel.h"
static const unsigned long _glibtop_sysdeps_proc_kernel =
(1 << GLIBTOP_PROC_KERNEL_K_FLAGS) + (1 << GLIBTOP_PROC_KERNEL_MIN_FLT) +
(1 << GLIBTOP_PROC_KERNEL_MAJ_FLT) + (1 << GLIBTOP_PROC_KERNEL_CMIN_FLT) +
(1 << GLIBTOP_PROC_KERNEL_CMAJ_FLT) + (1 << GLIBTOP_PROC_KERNEL_KSTK_ESP) +
(1 << GLIBTOP_PROC_KERNEL_KSTK_EIP) + (1 << GLIBTOP_PROC_KERNEL_WCHAN);
/* Provides detailed information about a process. */
void
glibtop_get_proc_kernel_s (glibtop *server, glibtop_proc_kernel *buf, pid_t pid)
{
union table tbl;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_proc_kernel));
if (pid == 0) {
/* Client is only interested in the flags. */
buf->flags = _glibtop_sysdeps_proc_kernel;
return;
}
if (table (TABLE_PROC_KERNEL, &tbl, &pid))
glibtop_error_r (server, "table(TABLE_PROC_KERNEL): %s\n", strerror (errno));
buf->flags = _glibtop_sysdeps_proc_kernel;
buf->min_flt = tbl.proc_kernel.min_flt;
buf->cmin_flt = tbl.proc_kernel.cmin_flt;
buf->maj_flt = tbl.proc_kernel.maj_flt;
buf->cmaj_flt = tbl.proc_kernel.cmaj_flt;
buf->kstk_esp = tbl.proc_kernel.kesp;
buf->kstk_eip = tbl.proc_kernel.keip;
buf->wchan = tbl.proc_kernel.wchan;
}

155
sysdeps/kernel/proclist.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <config.h>
#include <glibtop/xmalloc.h>
#include <glibtop/proclist.h>
#include <sys/stat.h>
#include <unistd.h>
#include <dirent.h>
#include <ctype.h>
static const unsigned long _glibtop_sysdeps_proclist =
(1 << GLIBTOP_PROCLIST_TOTAL) + (1 << GLIBTOP_PROCLIST_NUMBER) +
(1 << GLIBTOP_PROCLIST_SIZE);
#define BLOCK_COUNT 256
#define BLOCK_SIZE (BLOCK_COUNT * sizeof (unsigned))
/* Fetch list of currently running processes.
*
* The interface of this function is a little bit different from the others:
* buf->flags is only set if the call succeeded, in this case pids_chain,
* a list of the pids of all currently running processes is returned,
* buf->number is the number of elements of this list and buf->size is
* the size of one single element (sizeof (unsigned)). The total size is
* stored in buf->total.
*
* The calling function has to free the memory to which a pointer is returned.
*
* On error, NULL is returned and buf->flags is zero. */
unsigned *
glibtop_get_proclist_s (glibtop *server, glibtop_proclist *buf)
{
DIR *proc;
struct dirent *entry;
char buffer [BUFSIZ];
unsigned count, total, pid;
unsigned pids [BLOCK_COUNT], *pids_chain = NULL;
unsigned pids_size = 0, pids_offset = 0, new_size;
struct stat statb;
int len, i, ok;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_proclist));
proc = opendir ("/proc");
if (!proc) return NULL;
/* read every every entry in /proc */
for (count = total = 0, entry = readdir (proc); entry; entry = readdir (proc)) {
ok = 1; len = strlen (entry->d_name);
/* does it consist entirely of digits? */
for (i = 0; i < len; i++)
if (!isdigit (entry->d_name [i])) ok = 0;
if (!ok) continue;
/* convert it in a number */
if (sscanf (entry->d_name, "%u", &pid) != 1) continue;
/* is it really a directory? */
sprintf (buffer, "/proc/%d", pid);
if (stat (buffer, &statb)) continue;
if (!S_ISDIR (statb.st_mode)) continue;
/* Fine. Now we first try to store it in pids. If this buffer is
* full, we copy it to the pids_chain. */
if (count >= BLOCK_COUNT) {
/* The following call to glibtop_realloc will be equivalent to
* glibtop_malloc if pids_chain is NULL. We just calculate the
* new size and copy pids to the beginning of the newly allocated
* block. */
new_size = pids_size + BLOCK_SIZE;
pids_chain = glibtop_realloc_r (server, pids_chain, new_size);
memcpy (pids_chain + pids_offset, pids, BLOCK_SIZE);
pids_size = new_size;
pids_offset += BLOCK_COUNT;
count = 0;
}
/* pids is now big enough to hold at least one single pid. */
pids [count++] = pid;
total++;
}
closedir (proc);
/* count is only zero if an error occured (one a running Linux system, we
* only have at least one single process). */
if (!count) return NULL;
/* The following call to glibtop_realloc will be equivalent to
* glibtop_malloc if pids_chain is NULL. We just calculate the
* new size and copy pids to the beginning of the newly allocated
* block. */
new_size = pids_size + count * sizeof (unsigned);
pids_chain = glibtop_realloc_r (server, pids_chain, new_size);
memcpy (pids_chain + pids_offset, pids, count * sizeof (unsigned));
pids_size = new_size;
pids_offset += BLOCK_COUNT;
/* Since everything is ok now, we can set buf->flags, fill in the remaining fields
and return pids_chain. */
buf->flags = _glibtop_sysdeps_proclist;
buf->size = sizeof (unsigned);
buf->number = total;
buf->total = total * sizeof (unsigned);
return pids_chain;
}

65
sysdeps/kernel/procmem.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <glibtop.h>
#include <glibtop/error.h>
#include <glibtop/procmem.h>
#include "kernel.h"
static const unsigned long _glibtop_sysdeps_proc_mem =
(1 << GLIBTOP_PROC_MEM_SIZE) + (1 << GLIBTOP_PROC_MEM_VSIZE) +
(1 << GLIBTOP_PROC_MEM_RESIDENT) + (1 << GLIBTOP_PROC_MEM_SHARE) +
(1 << GLIBTOP_PROC_MEM_RSS) + (1 << GLIBTOP_PROC_MEM_RSS_RLIM);
/* Provides detailed information about a process. */
void
glibtop_get_proc_mem_s (glibtop *server, glibtop_proc_mem *buf, pid_t pid)
{
union table tbl;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_proc_mem));
if (pid == 0) {
/* Client is only interested in the flags. */
buf->flags = _glibtop_sysdeps_proc_mem;
return;
}
if (table (TABLE_PROC_MEM, &tbl, &pid))
glibtop_error_r (server, "table(TABLE_PROC_MEM): %s\n", strerror (errno));
buf->rss = tbl.proc_mem.rss;
buf->rss_rlim = tbl.proc_mem.rlim;
if (table (TABLE_PROC_SEGMENT, &tbl, &pid))
glibtop_error_r (server, "table(TABLE_PROC_SEGMENT): %s\n", strerror (errno));
buf->flags = _glibtop_sysdeps_proc_mem;
buf->vsize = tbl.proc_segment.vsize;
buf->size = tbl.proc_segment.size;
buf->resident = tbl.proc_segment.resident;
buf->share = tbl.proc_segment.shared;
}

68
sysdeps/kernel/procsegment.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <config.h>
#include <glibtop/error.h>
#include <glibtop/procsegment.h>
#include "kernel.h"
static const unsigned long _glibtop_sysdeps_proc_segment =
(1 << GLIBTOP_PROC_SEGMENT_TRS) + (1 << GLIBTOP_PROC_SEGMENT_LRS) +
(1 << GLIBTOP_PROC_SEGMENT_DRS) + (1 << GLIBTOP_PROC_SEGMENT_DT) +
(1 << GLIBTOP_PROC_SEGMENT_START_CODE) + (1 << GLIBTOP_PROC_SEGMENT_END_CODE) +
(1 << GLIBTOP_PROC_SEGMENT_START_STACK);
/* Provides detailed information about a process. */
void
glibtop_get_proc_segment_s (glibtop *server, glibtop_proc_segment *buf,
pid_t pid)
{
union table tbl;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_proc_segment));
if (pid == 0) {
/* Client is only interested in the flags. */
buf->flags = _glibtop_sysdeps_proc_segment;
return;
}
if (table (TABLE_PROC_MEM, &tbl, &pid))
glibtop_error_r (server, "table(TABLE_PROC_MEM): %s\n", strerror (errno));
buf->start_code = tbl.proc_mem.start_code;
buf->end_code = tbl.proc_mem.end_code;
buf->start_stack = tbl.proc_mem.start_stack;
if (table (TABLE_PROC_SEGMENT, &tbl, &pid))
glibtop_error_r (server, "table(TABLE_PROC_SEGMENT): %s\n", strerror (errno));
buf->flags = _glibtop_sysdeps_proc_segment;
buf->trs = tbl.proc_segment.trs;
buf->lrs = tbl.proc_segment.lrs;
buf->drs = tbl.proc_segment.drs;
buf->dt = tbl.proc_segment.dt;
}

59
sysdeps/kernel/procsignal.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <glibtop.h>
#include <glibtop/error.h>
#include <glibtop/procsignal.h>
#include "kernel.h"
static const unsigned long _glibtop_sysdeps_proc_signal =
(1 << GLIBTOP_PROC_SIGNAL_SIGNAL) + (1 << GLIBTOP_PROC_SIGNAL_BLOCKED) +
(1 << GLIBTOP_PROC_SIGNAL_SIGIGNORE) + (1 << GLIBTOP_PROC_SIGNAL_SIGCATCH);
/* Provides detailed information about a process. */
void
glibtop_get_proc_signal_s (glibtop *server, glibtop_proc_signal *buf, pid_t pid)
{
union table tbl;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_proc_signal));
if (pid == 0) {
/* Client is only interested in the flags. */
buf->flags = _glibtop_sysdeps_proc_signal;
return;
}
if (table (TABLE_PROC_SIGNAL, &tbl, &pid))
glibtop_error_r (server, "table(TABLE_PROC_SIGNAL): %s\n", strerror (errno));
buf->flags = _glibtop_sysdeps_proc_signal;
buf->signal = tbl.proc_signal.signal;
buf->blocked = tbl.proc_signal.blocked;
buf->sigignore = tbl.proc_signal.ignored;
buf->sigcatch = tbl.proc_signal.caught;
}

65
sysdeps/kernel/procstate.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <glibtop.h>
#include <glibtop/error.h>
#include <glibtop/procstate.h>
#include "kernel.h"
static const unsigned long _glibtop_sysdeps_proc_state =
(1 << GLIBTOP_PROC_STATE_CMD) + (1 << GLIBTOP_PROC_STATE_STATE);
/* Provides detailed information about a process. */
#define NR_STATES 7
void
glibtop_get_proc_state_s (glibtop *server, glibtop_proc_state *buf, pid_t pid)
{
union table tbl;
static const char states [NR_STATES] = { 'R', 'S', 'D', 'Z', 'T', 'W', '.' };
unsigned state;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_proc_state));
if (pid == 0) {
/* Client is only interested in the flags. */
buf->flags = _glibtop_sysdeps_proc_state;
return;
}
if (table (TABLE_PROC_STATE, &tbl, &pid))
glibtop_error_r (server, "table(TABLE_PROC_STATE): %s\n", strerror (errno));
buf->flags = _glibtop_sysdeps_proc_state;
memcpy (buf->cmd, tbl.proc_state.comm, sizeof (tbl.proc_state.comm));
state = (unsigned) tbl.proc_state.state;
if (state >= NR_STATES)
state = NR_STATES;
buf->state = states [state];
}

61
sysdeps/kernel/proctime.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <glibtop.h>
#include <glibtop/error.h>
#include <glibtop/proctime.h>
#include "kernel.h"
static const unsigned long _glibtop_sysdeps_proc_time =
(1 << GLIBTOP_PROC_TIME_UTIME) + (1 << GLIBTOP_PROC_TIME_CUTIME) +
(1 << GLIBTOP_PROC_TIME_STIME) + (1 << GLIBTOP_PROC_TIME_CSTIME) +
(1 << GLIBTOP_PROC_TIME_TIMEOUT) + (1 << GLIBTOP_PROC_TIME_IT_REAL_VALUE) +
(1 << GLIBTOP_PROC_TIME_START_TIME);
/* Provides detailed information about a process. */
void
glibtop_get_proc_time_s (glibtop *server, glibtop_proc_time *buf, pid_t pid)
{
union table tbl;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_proc_time));
if (pid == 0) {
/* Client is only interested in the flags. */
buf->flags = _glibtop_sysdeps_proc_time;
return;
}
if (table (TABLE_PROC_TIME, &tbl, &pid))
glibtop_error_r (server, "table(TABLE_PROC_TIME): %s\n", strerror (errno));
buf->utime = tbl.proc_time.utime;
buf->stime = tbl.proc_time.stime;
buf->cutime = tbl.proc_time.cutime;
buf->cstime = tbl.proc_time.cstime;
buf->timeout = tbl.proc_time.timeout;
buf->it_real_value = tbl.proc_time.it_real_value;
buf->start_time = tbl.proc_time.start_time;
}

100
sysdeps/kernel/procuid.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <glibtop.h>
#include <glibtop/error.h>
#include <glibtop/procuid.h>
#include "kernel.h"
static const unsigned long _glibtop_sysdeps_proc_uid =
(1 << GLIBTOP_PROC_UID_UID) + (1 << GLIBTOP_PROC_UID_EUID) +
(1 << GLIBTOP_PROC_UID_GID) + (1 << GLIBTOP_PROC_UID_EGID) +
(1 << GLIBTOP_PROC_UID_PID) + (1 << GLIBTOP_PROC_UID_PPID) +
(1 << GLIBTOP_PROC_UID_PGRP) + (1 << GLIBTOP_PROC_UID_SESSION) +
(1 << GLIBTOP_PROC_UID_TTY) + (1 << GLIBTOP_PROC_UID_TPGID) +
(1 << GLIBTOP_PROC_UID_PRIORITY) + (1 << GLIBTOP_PROC_UID_NICE);
#define LINUX_VERSION(x,y,z) (0x10000*(x) + 0x100*(y) + z)
/* Provides detailed information about a process. */
void
glibtop_get_proc_uid_s (glibtop *server, glibtop_proc_uid *buf, pid_t pid)
{
union table tbl;
long def_priority, priority, nice;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_proc_uid));
if (pid == 0) {
/* Client is only interested in the flags. */
buf->flags = _glibtop_sysdeps_proc_uid;
return;
}
if (table (TABLE_PROC_UID, &tbl, &pid))
glibtop_error_r (server, "table(TABLE_PROC_UID): %s\n", strerror (errno));
buf->flags = _glibtop_sysdeps_proc_uid;
buf->uid = tbl.proc_uid.uid;
buf->euid = tbl.proc_uid.euid;
buf->gid = tbl.proc_uid.gid;
buf->egid = tbl.proc_uid.egid;
buf->pid = tbl.proc_uid.pid;
buf->ppid = tbl.proc_uid.ppid;
buf->pgrp = tbl.proc_uid.pgrp;
buf->session = tbl.proc_uid.session;
buf->tty = tbl.proc_uid.tty;
buf->tpgid = tbl.proc_uid.tpgid;
/* scale priority and nice values from timeslices to -20..20 */
/* to make it look like a "normal" unix priority/nice value */
def_priority = tbl.proc_uid.def_priority;
priority = tbl.proc_uid.counter;
priority = 20 - (priority * 10 + def_priority / 2) / def_priority;
nice = tbl.proc_uid.priority;
nice = 20 - (nice * 20 + def_priority / 2) / def_priority;
buf->priority = (int) priority;
buf->nice = (int) nice;
if (buf->tty == 0)
/* the old notty val, update elsewhere bef. moving to 0 */
buf->tty = -1;
if (server->os_version_code < LINUX_VERSION(1,3,39)) {
/* map old meanings to new */
buf->priority = 2*15 - buf->priority;
buf->nice = 15 - buf->nice;
}
if (server->os_version_code < LINUX_VERSION(1,1,30) && buf->tty != -1)
/* when tty wasn't full devno */
buf->tty = 4*0x100 + buf->tty;
buf->flags = _glibtop_sysdeps_proc_uid;
}

61
sysdeps/kernel/sem_limits.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <glibtop/sem_limits.h>
#include <sys/ipc.h>
#include <sys/sem.h>
static unsigned long _glibtop_sysdeps_sem_limits =
(1 << GLIBTOP_IPC_SEMMAP) + (1 << GLIBTOP_IPC_SEMMNI) +
(1 << GLIBTOP_IPC_SEMMNS) + (1 << GLIBTOP_IPC_SEMMNU) +
(1 << GLIBTOP_IPC_SEMMSL) + (1 << GLIBTOP_IPC_SEMOPM) +
(1 << GLIBTOP_IPC_SEMUME) + (1 << GLIBTOP_IPC_SEMUSZ) +
(1 << GLIBTOP_IPC_SEMVMX) + (1 << GLIBTOP_IPC_SEMAEM);
/* Provides information about sysv ipc limits. */
void
glibtop_get_sem_limits_s (glibtop *server, glibtop_sem_limits *buf)
{
struct seminfo seminfo;
union semun arg;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_sem_limits));
buf->flags = _glibtop_sysdeps_sem_limits;
arg.array = (ushort *) &seminfo;
semctl (0, 0, IPC_INFO, arg);
buf->semmap = seminfo.semmap;
buf->semmni = seminfo.semmni;
buf->semmns = seminfo.semmns;
buf->semmnu = seminfo.semmnu;
buf->semmsl = seminfo.semmsl;
buf->semopm = seminfo.semopm;
buf->semume = seminfo.semume;
buf->semusz = seminfo.semusz;
buf->semvmx = seminfo.semvmx;
buf->semaem = seminfo.semaem;
}

52
sysdeps/kernel/shm_limits.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <glibtop/shm_limits.h>
#include <sys/ipc.h>
#include <sys/shm.h>
static unsigned long _glibtop_sysdeps_shm_limits =
(1 << GLIBTOP_IPC_SHMMAX) + (1 << GLIBTOP_IPC_SHMMIN) +
(1 << GLIBTOP_IPC_SHMMNI) + (1 << GLIBTOP_IPC_SHMSEG) +
(1 << GLIBTOP_IPC_SHMALL);
/* Provides information about sysv ipc limits. */
void
glibtop_get_shm_limits_s (glibtop *server, glibtop_shm_limits *buf)
{
struct shminfo shminfo;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_shm_limits));
buf->flags = _glibtop_sysdeps_shm_limits;
shmctl (0, IPC_INFO, (struct shmid_ds *) &shminfo);
buf->shmmax = shminfo.shmmax;
buf->shmmin = shminfo.shmmin;
buf->shmmni = shminfo.shmmni;
buf->shmseg = shminfo.shmseg;
buf->shmall = shminfo.shmall;
}

51
sysdeps/kernel/swap.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <config.h>
#include <glibtop/error.h>
#include <glibtop/swap.h>
#include "kernel.h"
static unsigned long _glibtop_sysdeps_swap =
(1 << GLIBTOP_SWAP_TOTAL) + (1 << GLIBTOP_SWAP_USED) +
(1 << GLIBTOP_SWAP_FREE);
/* Provides information about swap usage. */
void
glibtop_get_swap_s (glibtop *server, glibtop_swap *buf)
{
union table tbl;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_swap));
if (table (TABLE_SWAP, &tbl, NULL))
glibtop_error_r (server, "table(TABLE_SWAP): %s\n", strerror (errno));
buf->flags = _glibtop_sysdeps_swap;
buf->total = tbl.swap.total;
buf->used = tbl.swap.used;
buf->free = tbl.swap.free;
}

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sysdeps/kernel/uptime.c Normal file
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/* $Id$ */
/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the Gnome Top Library.
Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
The Gnome Top Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Top Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <config.h>
#include <glibtop/error.h>
#include <glibtop/uptime.h>
#include "kernel.h"
static unsigned long _glibtop_sysdeps_uptime =
(1 << GLIBTOP_UPTIME_UPTIME) + (1 << GLIBTOP_UPTIME_IDLETIME);
/* Provides uptime and idle time. */
void
glibtop_get_uptime_s (glibtop *server, glibtop_uptime *buf)
{
union table tbl;
glibtop_init_r (&server, 0, 0);
memset (buf, 0, sizeof (glibtop_uptime));
if (table (TABLE_UPTIME, &tbl, NULL))
glibtop_error_r (server, "table(TABLE_UPTIME): %s\n", strerror (errno));
buf->flags = _glibtop_sysdeps_uptime;
#if 0
fprintf (stderr, "Table (%u) = %lu, %lu\n",
TABLE_UPTIME, tbl.uptime.uptime, tbl.uptime.idle);
#endif
buf->uptime = (double) tbl.uptime.uptime / HZ;
buf->idletime = (double) tbl.uptime.idle / HZ;
}