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NetBSD/usr.sbin/envstat/envstat.c

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/* $NetBSD: envstat.c,v 1.71 2009/02/14 16:08:22 ahoka Exp $ */
/*-
* Copyright (c) 2007, 2008 Juan Romero Pardines.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: envstat.c,v 1.71 2009/02/14 16:08:22 ahoka Exp $");
#endif /* not lint */
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <err.h>
#include <errno.h>
#include <syslog.h>
#include <sys/envsys.h>
#include <sys/types.h>
#include <sys/queue.h>
#include <prop/proplib.h>
#include "envstat.h"
#define _PATH_DEV_SYSMON "/dev/sysmon"
#define ENVSYS_DFLAG 0x00000001 /* list registered devices */
#define ENVSYS_FFLAG 0x00000002 /* show temp in farenheit */
#define ENVSYS_LFLAG 0x00000004 /* list sensors */
#define ENVSYS_XFLAG 0x00000008 /* externalize dictionary */
#define ENVSYS_IFLAG 0x00000010 /* skip invalid sensors */
#define ENVSYS_SFLAG 0x00000020 /* remove all properties set */
#define ENVSYS_TFLAG 0x00000040 /* make statistics */
#define ENVSYS_WFLAG 0x00000080 /* print warn{min,max} values */
#define ENVSYS_KFLAG 0x00000100 /* show temp in kelvin */
/* Sensors */
typedef struct envsys_sensor {
SIMPLEQ_ENTRY(envsys_sensor) entries;
int32_t cur_value;
int32_t max_value;
int32_t min_value;
int32_t avg_value;
int32_t critcap_value;
int32_t critmin_value;
int32_t critmax_value;
int32_t warncap_value;
int32_t warnmin_value;
int32_t warnmax_value;
char desc[ENVSYS_DESCLEN];
char type[ENVSYS_DESCLEN];
char drvstate[ENVSYS_DESCLEN];
char battcap[ENVSYS_DESCLEN];
char dvname[ENVSYS_DESCLEN];
bool invalid;
bool visible;
bool percentage;
} *sensor_t;
/* Sensor statistics */
typedef struct envsys_sensor_stats {
SIMPLEQ_ENTRY(envsys_sensor_stats) entries;
int32_t max;
int32_t min;
int32_t avg;
char desc[ENVSYS_DESCLEN];
} *sensor_stats_t;
/* Device properties */
typedef struct envsys_dvprops {
uint64_t refresh_timo;
/* more members could be added in the future */
} *dvprops_t;
/* A simple queue to manage all sensors */
static SIMPLEQ_HEAD(, envsys_sensor) sensors_list =
SIMPLEQ_HEAD_INITIALIZER(sensors_list);
/* A simple queue to manage statistics for all sensors */
static SIMPLEQ_HEAD(, envsys_sensor_stats) sensor_stats_list =
SIMPLEQ_HEAD_INITIALIZER(sensor_stats_list);
static unsigned int interval, flags, width;
static char *mydevname, *sensors;
static bool statistics;
static u_int header_passes;
static int parse_dictionary(int);
static int send_dictionary(FILE *, int);
static int find_sensors(prop_array_t, const char *, dvprops_t);
static void print_sensors(void);
static int check_sensors(char *);
static int usage(void);
int main(int argc, char **argv)
{
prop_dictionary_t dict;
int c, fd, rval = 0;
char *endptr, *configfile = NULL;
FILE *cf;
setprogname(argv[0]);
while ((c = getopt(argc, argv, "c:Dd:fIi:klrSs:Tw:Wx")) != -1) {
switch (c) {
case 'c': /* configuration file */
configfile = strdup(optarg);
if (configfile == NULL)
err(EXIT_FAILURE, "strdup");
break;
case 'D': /* list registered devices */
flags |= ENVSYS_DFLAG;
break;
case 'd': /* show sensors of a specific device */
mydevname = strdup(optarg);
if (mydevname == NULL)
err(EXIT_FAILURE, "strdup");
break;
case 'f': /* display temperature in Farenheit */
flags |= ENVSYS_FFLAG;
break;
case 'I': /* Skips invalid sensors */
flags |= ENVSYS_IFLAG;
break;
case 'i': /* wait time between intervals */
interval = (unsigned int)strtoul(optarg, &endptr, 10);
if (*endptr != '\0')
errx(EXIT_FAILURE, "bad interval '%s'", optarg);
break;
case 'k': /* display temperature in Kelvin */
flags |= ENVSYS_KFLAG;
break;
case 'l': /* list sensors */
flags |= ENVSYS_LFLAG;
break;
case 'r':
/*
* This flag is noop.. it's only here for
* compatibility with the old implementation.
*/
break;
case 'S':
flags |= ENVSYS_SFLAG;
break;
case 's': /* only show specified sensors */
sensors = strdup(optarg);
if (sensors == NULL)
err(EXIT_FAILURE, "strdup");
break;
case 'T': /* make statistics */
flags |= ENVSYS_TFLAG;
break;
case 'W': /* print warn{max,min} vs crit{max,min} */
flags |= ENVSYS_WFLAG;
break;
case 'w': /* width value for the lines */
width = (unsigned int)strtoul(optarg, &endptr, 10);
if (*endptr != '\0')
errx(EXIT_FAILURE, "bad width '%s'", optarg);
break;
case 'x': /* print the dictionary in raw format */
flags |= ENVSYS_XFLAG;
break;
case '?':
default:
usage();
/* NOTREACHED */
}
}
argc -= optind;
argv += optind;
if (argc > 0)
usage();
/* Check if we want to make statistics */
if (flags & ENVSYS_TFLAG) {
if (!interval)
errx(EXIT_FAILURE,
"-T cannot be used without an interval (-i)");
if (flags & ENVSYS_WFLAG)
errx(EXIT_FAILURE,
"-T cannot be used with -W");
else
statistics = true;
}
if (mydevname && sensors)
errx(EXIT_FAILURE, "-d flag cannot be used with -s");
/* Open the device in ro mode */
if ((fd = open(_PATH_DEV_SYSMON, O_RDONLY)) == -1)
err(EXIT_FAILURE, "%s", _PATH_DEV_SYSMON);
/* Print dictionary in raw mode */
if (flags & ENVSYS_XFLAG) {
rval = prop_dictionary_recv_ioctl(fd,
ENVSYS_GETDICTIONARY,
&dict);
if (rval)
errx(EXIT_FAILURE, "%s", strerror(rval));
config_dict_dump(dict);
/* Remove all properties set in dictionary */
} else if (flags & ENVSYS_SFLAG) {
/* Close the ro descriptor */
(void)close(fd);
/* open the fd in rw mode */
if ((fd = open(_PATH_DEV_SYSMON, O_RDWR)) == -1)
err(EXIT_FAILURE, "%s", _PATH_DEV_SYSMON);
dict = prop_dictionary_create();
if (!dict)
err(EXIT_FAILURE, "prop_dictionary_create");
rval = prop_dictionary_set_bool(dict,
"envsys-remove-props",
true);
if (!rval)
err(EXIT_FAILURE, "prop_dict_set_bool");
/* send the dictionary to the kernel now */
rval = prop_dictionary_send_ioctl(dict, fd, ENVSYS_REMOVEPROPS);
if (rval)
warnx("%s", strerror(rval));
/* Set properties in dictionary */
} else if (configfile) {
/*
* Parse the configuration file.
*/
if ((cf = fopen(configfile, "r")) == NULL) {
syslog(LOG_ERR, "fopen failed: %s", strerror(errno));
errx(EXIT_FAILURE, "%s", strerror(errno));
}
rval = send_dictionary(cf, fd);
(void)fclose(cf);
/* Show sensors with interval */
} else if (interval) {
for (;;) {
rval = parse_dictionary(fd);
if (rval)
break;
(void)fflush(stdout);
(void)sleep(interval);
}
/* Show sensors without interval */
} else {
rval = parse_dictionary(fd);
}
if (sensors)
free(sensors);
if (mydevname)
free(mydevname);
(void)close(fd);
return rval ? EXIT_FAILURE : EXIT_SUCCESS;
}
static int
send_dictionary(FILE *cf, int fd)
{
prop_dictionary_t kdict, udict;
int error = 0;
/* Retrieve dictionary from kernel */
error = prop_dictionary_recv_ioctl(fd, ENVSYS_GETDICTIONARY, &kdict);
if (error)
return error;
config_parse(cf, kdict);
/*
* Dictionary built by the parser from the configuration file.
*/
udict = config_dict_parsed();
/*
* Close the read only descriptor and open a new one read write.
*/
(void)close(fd);
if ((fd = open(_PATH_DEV_SYSMON, O_RDWR)) == -1) {
error = errno;
warn("%s", _PATH_DEV_SYSMON);
return error;
}
/*
* Send our sensor properties dictionary to the kernel then.
*/
error = prop_dictionary_send_ioctl(udict, fd, ENVSYS_SETDICTIONARY);
if (error)
warnx("%s", strerror(error));
prop_object_release(udict);
return error;
}
static sensor_stats_t
find_stats_sensor(const char *desc)
{
sensor_stats_t stats;
/*
* If we matched a sensor by its description return it, otherwise
* allocate a new one.
*/
SIMPLEQ_FOREACH(stats, &sensor_stats_list, entries)
if (strcmp(stats->desc, desc) == 0)
return stats;
stats = calloc(1, sizeof(*stats));
if (stats == NULL)
return NULL;
(void)strlcpy(stats->desc, desc, sizeof(stats->desc));
SIMPLEQ_INSERT_TAIL(&sensor_stats_list, stats, entries);
return stats;
}
static int
parse_dictionary(int fd)
{
sensor_t sensor = NULL;
dvprops_t edp = NULL;
prop_array_t array;
prop_dictionary_t dict;
prop_object_iterator_t iter;
prop_object_t obj;
const char *dnp = NULL;
int rval = 0;
/* receive dictionary from kernel */
rval = prop_dictionary_recv_ioctl(fd, ENVSYS_GETDICTIONARY, &dict);
if (rval)
return rval;
/* No drivers registered? */
if (prop_dictionary_count(dict) == 0) {
warnx("no drivers registered");
goto out;
}
if (mydevname) {
/* -d flag specified, print sensors only for this device */
obj = prop_dictionary_get(dict, mydevname);
if (prop_object_type(obj) != PROP_TYPE_ARRAY) {
warnx("unknown device `%s'", mydevname);
rval = EINVAL;
goto out;
}
rval = find_sensors(obj, mydevname, NULL);
if (rval)
goto out;
} else {
/* print sensors for all devices registered */
iter = prop_dictionary_iterator(dict);
if (iter == NULL) {
rval = EINVAL;
goto out;
}
/* iterate over the dictionary returned by the kernel */
while ((obj = prop_object_iterator_next(iter)) != NULL) {
array = prop_dictionary_get_keysym(dict, obj);
if (prop_object_type(array) != PROP_TYPE_ARRAY) {
warnx("no sensors found");
rval = EINVAL;
goto out;
}
edp = calloc(1, sizeof(*edp));
if (!edp) {
rval = ENOMEM;
goto out;
}
dnp = prop_dictionary_keysym_cstring_nocopy(obj);
rval = find_sensors(array, dnp, edp);
if (rval)
goto out;
if (((flags & ENVSYS_LFLAG) == 0) &&
(flags & ENVSYS_DFLAG)) {
(void)printf("%s (checking events every ",
dnp);
if (edp->refresh_timo == 1)
(void)printf("second)\n");
else
(void)printf("%d seconds)\n",
(int)edp->refresh_timo);
}
free(edp);
edp = NULL;
}
prop_object_iterator_release(iter);
}
/* print sensors now */
if (sensors) {
char *str = strdup(sensors);
if (!str) {
rval = ENOMEM;
goto out;
}
rval = check_sensors(str);
if (rval) {
free(str);
goto out;
}
free(str);
}
if ((flags & ENVSYS_LFLAG) == 0 && (flags & ENVSYS_DFLAG) == 0)
print_sensors();
if (interval)
(void)printf("\n");
out:
while ((sensor = SIMPLEQ_FIRST(&sensors_list))) {
SIMPLEQ_REMOVE_HEAD(&sensors_list, entries);
free(sensor);
}
if (edp)
free(edp);
prop_object_release(dict);
return rval;
}
static int
find_sensors(prop_array_t array, const char *dvname, dvprops_t edp)
{
prop_object_iterator_t iter;
prop_object_t obj, obj1, obj2;
prop_string_t state, desc = NULL;
sensor_t sensor = NULL;
sensor_stats_t stats = NULL;
iter = prop_array_iterator(array);
if (!iter)
return ENOMEM;
/* iterate over the array of dictionaries */
while ((obj = prop_object_iterator_next(iter)) != NULL) {
/* get the refresh-timeout property */
obj2 = prop_dictionary_get(obj, "device-properties");
if (obj2) {
if (!edp)
continue;
if (!prop_dictionary_get_uint64(obj2,
"refresh-timeout",
&edp->refresh_timo))
continue;
}
/* new sensor coming */
sensor = calloc(1, sizeof(*sensor));
if (sensor == NULL) {
prop_object_iterator_release(iter);
return ENOMEM;
}
/* copy device name */
(void)strlcpy(sensor->dvname, dvname, sizeof(sensor->dvname));
/* description string */
desc = prop_dictionary_get(obj, "description");
if (desc) {
/* copy description */
(void)strlcpy(sensor->desc,
prop_string_cstring_nocopy(desc),
sizeof(sensor->desc));
} else {
free(sensor);
continue;
}
/* type string */
obj1 = prop_dictionary_get(obj, "type");
if (obj1) {
/* copy type */
(void)strlcpy(sensor->type,
prop_string_cstring_nocopy(obj1),
sizeof(sensor->type));
} else {
free(sensor);
continue;
}
/* check sensor's state */
state = prop_dictionary_get(obj, "state");
/* mark sensors with invalid/unknown state */
if ((prop_string_equals_cstring(state, "invalid") ||
prop_string_equals_cstring(state, "unknown")))
sensor->invalid = true;
/* get current drive state string */
obj1 = prop_dictionary_get(obj, "drive-state");
if (obj1) {
(void)strlcpy(sensor->drvstate,
prop_string_cstring_nocopy(obj1),
sizeof(sensor->drvstate));
}
/* get current battery capacity string */
obj1 = prop_dictionary_get(obj, "battery-capacity");
if (obj1) {
(void)strlcpy(sensor->battcap,
prop_string_cstring_nocopy(obj1),
sizeof(sensor->battcap));
}
/* get current value */
obj1 = prop_dictionary_get(obj, "cur-value");
if (obj1)
sensor->cur_value = prop_number_integer_value(obj1);
/* get max value */
obj1 = prop_dictionary_get(obj, "max-value");
if (obj1)
sensor->max_value = prop_number_integer_value(obj1);
/* get min value */
obj1 = prop_dictionary_get(obj, "min-value");
if (obj1)
sensor->min_value = prop_number_integer_value(obj1);
/* get avg value */
obj1 = prop_dictionary_get(obj, "avg-value");
if (obj1)
sensor->avg_value = prop_number_integer_value(obj1);
/* get percentage flag */
obj1 = prop_dictionary_get(obj, "want-percentage");
if (obj1)
sensor->percentage = prop_bool_true(obj1);
/* get critical max value if available */
obj1 = prop_dictionary_get(obj, "critical-max");
if (obj1)
sensor->critmax_value = prop_number_integer_value(obj1);
/* get critical min value if available */
obj1 = prop_dictionary_get(obj, "critical-min");
if (obj1)
sensor->critmin_value = prop_number_integer_value(obj1);
/* get critical capacity value if available */
obj1 = prop_dictionary_get(obj, "critical-capacity");
if (obj1)
sensor->critcap_value = prop_number_integer_value(obj1);
/* get warning max value if available */
obj1 = prop_dictionary_get(obj, "warning-max");
if (obj1)
sensor->warnmax_value = prop_number_integer_value(obj1);
/* get warning min value if available */
obj1 = prop_dictionary_get(obj, "warning-min");
if (obj1)
sensor->warnmin_value = prop_number_integer_value(obj1);
/* get warning capacity value if available */
obj1 = prop_dictionary_get(obj, "warning-capacity");
if (obj1)
sensor->warncap_value = prop_number_integer_value(obj1);
/* print sensor names if -l was given */
if (flags & ENVSYS_LFLAG) {
if (width)
(void)printf("%*s\n", width,
prop_string_cstring_nocopy(desc));
else
(void)printf("%s\n",
prop_string_cstring_nocopy(desc));
}
/* Add the sensor into the list */
SIMPLEQ_INSERT_TAIL(&sensors_list, sensor, entries);
/* Collect statistics if flag enabled */
if (statistics) {
/* ignore sensors not relevant for statistics */
if ((strcmp(sensor->type, "Indicator") == 0) ||
(strcmp(sensor->type, "Battery charge") == 0) ||
(strcmp(sensor->type, "Drive") == 0))
continue;
/* ignore invalid data */
if (sensor->invalid || !sensor->cur_value)
continue;
/* find or allocate a new statistics sensor */
stats = find_stats_sensor(sensor->desc);
if (stats == NULL) {
free(sensor);
prop_object_iterator_release(iter);
return ENOMEM;
}
/* collect data */
if (!stats->max)
stats->max = sensor->cur_value;
if (!stats->min)
stats->min = sensor->cur_value;
if (sensor->cur_value > stats->max)
stats->max = sensor->cur_value;
if (sensor->cur_value < stats->min)
stats->min = sensor->cur_value;
/* compute avg value */
if (stats->max && stats->min)
stats->avg =
(sensor->cur_value + stats->max +
stats->min) / 3;
}
}
/* free memory */
prop_object_iterator_release(iter);
return 0;
}
static int
check_sensors(char *str)
{
sensor_t sensor = NULL;
char *dvstring, *sstring, *p, *last;
bool sensor_found = false;
/*
* Parse device name and sensor description and find out
* if the sensor is valid.
*/
for ((p = strtok_r(str, ",", &last)); p;
(p = strtok_r(NULL, ",", &last))) {
/* get device name */
dvstring = strtok(p, ":");
if (dvstring == NULL) {
warnx("missing device name");
return EINVAL;
}
/* get sensor description */
sstring = strtok(NULL, ":");
if (sstring == NULL) {
warnx("missing sensor description");
return EINVAL;
}
SIMPLEQ_FOREACH(sensor, &sensors_list, entries) {
/* skip until we match device */
if (strcmp(dvstring, sensor->dvname))
continue;
if (strcmp(sstring, sensor->desc) == 0) {
sensor->visible = true;
sensor_found = true;
break;
}
}
if (sensor_found == false) {
warnx("unknown sensor `%s' for device `%s'",
sstring, dvstring);
return EINVAL;
}
sensor_found = false;
}
/* check if all sensors were ok, and error out if not */
SIMPLEQ_FOREACH(sensor, &sensors_list, entries)
if (sensor->visible)
return 0;
warnx("no sensors selected to display");
return EINVAL;
}
static void
print_sensors(void)
{
sensor_t sensor;
sensor_stats_t stats = NULL;
size_t maxlen = 0, ilen = 32 + 3;
double temp = 0;
const char *invalid = "N/A", *degrees, *tmpstr, *stype;
const char *a, *b, *c, *d, *units;
tmpstr = stype = d = NULL;
/* find the longest description */
SIMPLEQ_FOREACH(sensor, &sensors_list, entries)
if (strlen(sensor->desc) > maxlen)
maxlen = strlen(sensor->desc);
if (width)
maxlen = width;
/*
* Print a header at the bottom only once showing different
* members if the statistics flag is set or not.
*
* As bonus if -s is set, only print this header every 10 iterations
* to avoid redundancy... like vmstat(1).
*/
a = "Current";
units = "Unit";
if (statistics) {
b = "Max";
c = "Min";
d = "Avg";
} else if (flags & ENVSYS_WFLAG) {
b = "WarnMax";
c = "WarnMin";
d = "WarnCap";
} else {
b = "CritMax";
c = "CritMin";
d = "CritCap";
}
if (!sensors || (!header_passes && sensors) ||
(header_passes == 10 && sensors)) {
(void)printf("%s%*s %10s %8s %8s %8s %8s\n",
mydevname ? "" : " ", (int)maxlen,
"", a, b, c, d, units);
if (sensors && header_passes == 10)
header_passes = 0;
}
if (sensors)
header_passes++;
/* print the sensors */
SIMPLEQ_FOREACH(sensor, &sensors_list, entries) {
/* skip sensors that were not marked as visible */
if (sensors && !sensor->visible)
continue;
/* skip invalid sensors if -I is set */
if ((flags & ENVSYS_IFLAG) && sensor->invalid)
continue;
/* print device name */
if (!mydevname) {
if (tmpstr == NULL || strcmp(tmpstr, sensor->dvname))
printf("[%s]\n", sensor->dvname);
tmpstr = sensor->dvname;
}
/* find out the statistics sensor */
if (statistics) {
stats = find_stats_sensor(sensor->desc);
if (stats == NULL) {
/* No statistics for this sensor */
continue;
}
}
/* print sensor description */
(void)printf("%s%*.*s", mydevname ? "" : " ", (int)maxlen,
(int)maxlen, sensor->desc);
/* print invalid string */
if (sensor->invalid) {
(void)printf(": %10s\n", invalid);
continue;
}
/*
* Indicator and Battery charge sensors.
*/
if ((strcmp(sensor->type, "Indicator") == 0) ||
(strcmp(sensor->type, "Battery charge") == 0)) {
(void)printf(": %10s", sensor->cur_value ? "ON" : "OFF");
/* converts the value to degC or degF or keep in Kelvin */
#define CONVERTTEMP(a, b, c) \
do { \
if (b) \
(a) = ((b) / 1000000.0); \
if (flags & ENVSYS_FFLAG) { \
if (b) \
(a) = (a) * (9.0 / 5.0) - 459.67; \
(c) = "degF"; \
} else if (flags & ENVSYS_KFLAG) { \
(c) = "K"; \
} else { \
if (b) \
(a) = (a) - 273.15; \
(c) = "degC"; \
} \
} while (/* CONSTCOND */ 0)
/* temperatures */
} else if (strcmp(sensor->type, "Temperature") == 0) {
CONVERTTEMP(temp, sensor->cur_value, degrees);
stype = degrees;
(void)printf(": %10.3f ", temp);
if (statistics) {
/* show statistics if flag set */
CONVERTTEMP(temp, stats->max, degrees);
(void)printf("%8.3f ", temp);
CONVERTTEMP(temp, stats->min, degrees);
(void)printf("%8.3f ", temp);
CONVERTTEMP(temp, stats->avg, degrees);
(void)printf("%8.3f ", temp);
ilen = 8;
} else if (flags & ENVSYS_WFLAG) {
if (sensor->warnmax_value) {
CONVERTTEMP(temp,
sensor->warnmax_value, degrees);
(void)printf( "%8.3f ", temp);
ilen = 24 + 2;
}
if (sensor->warnmin_value) {
CONVERTTEMP(temp,
sensor->warnmin_value, degrees);
if (sensor->warnmax_value)
ilen = 8;
else
ilen = 16 + 1;
(void)printf("%*.3f ", (int)ilen, temp);
ilen = 16 + 1;
}
} else {
if (sensor->critmax_value) {
CONVERTTEMP(temp,
sensor->critmax_value, degrees);
(void)printf( "%8.3f ", temp);
ilen = 24 + 2;
}
if (sensor->critmin_value) {
CONVERTTEMP(temp,
sensor->critmin_value, degrees);
if (sensor->critmax_value)
ilen = 8;
else
ilen = 16 + 1;
(void)printf("%*.3f ", (int)ilen, temp);
ilen = 16 + 1;
}
}
(void)printf("%*s", (int)ilen, stype);
#undef CONVERTTEMP
/* fans */
} else if (strcmp(sensor->type, "Fan") == 0) {
stype = "RPM";
(void)printf(": %10u ", sensor->cur_value);
if (statistics) {
/* show statistics if flag set */
(void)printf("%8u %8u %8u ",
stats->max, stats->min, stats->avg);
ilen = 8;
} else if (flags & ENVSYS_WFLAG) {
if (sensor->warnmax_value) {
(void)printf("%8u ",
sensor->warnmax_value);
ilen = 24 + 2;
}
if (sensor->warnmin_value) {
if (sensor->warnmax_value)
ilen = 8;
else
ilen = 16 + 1;
(void)printf("%*u ", (int)ilen,
sensor->warnmin_value);
ilen = 16 + 1;
}
} else {
if (sensor->critmax_value) {
(void)printf("%8u ",
sensor->critmax_value);
ilen = 24 + 2;
}
if (sensor->critmin_value) {
if (sensor->critmax_value)
ilen = 8;
else
ilen = 16 + 1;
(void)printf("%*u ", (int)ilen,
sensor->critmin_value);
ilen = 16 + 1;
}
}
(void)printf("%*s", (int)ilen, stype);
/* integers */
} else if (strcmp(sensor->type, "Integer") == 0) {
(void)printf(": %10d", sensor->cur_value);
/* drives */
} else if (strcmp(sensor->type, "Drive") == 0) {
(void)printf(": %10s", sensor->drvstate);
/* Battery capacity */
} else if (strcmp(sensor->type, "Battery capacity") == 0) {
(void)printf(": %10s", sensor->battcap);
/* everything else */
} else {
if (strcmp(sensor->type, "Voltage DC") == 0)
stype = "V";
else if (strcmp(sensor->type, "Voltage AC") == 0)
stype = "VAC";
else if (strcmp(sensor->type, "Ampere") == 0)
stype = "A";
else if (strcmp(sensor->type, "Watts") == 0)
stype = "W";
else if (strcmp(sensor->type, "Ohms") == 0)
stype = "Ohms";
else if (strcmp(sensor->type, "Watt hour") == 0)
stype = "Wh";
else if (strcmp(sensor->type, "Ampere hour") == 0)
stype = "Ah";
(void)printf(": %10.3f ",
sensor->cur_value / 1000000.0);
if (!statistics) {
if (flags & ENVSYS_WFLAG) {
if (sensor->warnmax_value) {
(void)printf("%8.3f ",
sensor->warnmax_value / 1000000.0);
ilen = 24 + 2;
}
if (sensor->warnmin_value) {
if (sensor->warnmax_value)
ilen = 8;
else
ilen = 16 + 1;
(void)printf("%*.3f ", (int)ilen,
sensor->warnmin_value / 1000000.0);
ilen = 16 + 1;
}
if (sensor->warncap_value) {
ilen = 24 + 2;
(void)printf("%*.2f%% ", (int)ilen,
(sensor->critcap_value * 100.0) /
sensor->max_value);
ilen = 8;
}
} else {
if (sensor->critmax_value) {
(void)printf("%8.3f ",
sensor->critmax_value / 1000000.0);
ilen = 24 + 2;
}
if (sensor->critmin_value) {
if (sensor->critmax_value)
ilen = 8;
else
ilen = 16 + 1;
(void)printf("%*.3f ", (int)ilen,
sensor->critmin_value / 1000000.0);
ilen = 16 + 1;
}
if (sensor->critcap_value) {
ilen = 24 + 2;
(void)printf("%*.2f%% ", (int)ilen,
(sensor->critcap_value * 100.0) /
sensor->max_value);
ilen = 8;
}
}
}
if (statistics && !sensor->percentage) {
/* show statistics if flag set */
(void)printf("%8.3f %8.3f %8.3f ",
stats->max / 1000000.0,
stats->min / 1000000.0,
stats->avg / 1000000.0);
ilen = 8;
}
(void)printf("%*s", (int)ilen, stype);
if (sensor->percentage && sensor->max_value) {
(void)printf(" (%5.2f%%)",
(sensor->cur_value * 100.0) /
sensor->max_value);
}
}
(void)printf("\n");
ilen = 32 + 3;
}
}
static int
usage(void)
{
(void)fprintf(stderr, "Usage: %s [-DfIklrSTx] ", getprogname());
(void)fprintf(stderr, "[-c file] [-d device] [-i interval] ");
(void)fprintf(stderr, "[-s device:sensor,...] [-w width]\n");
exit(EXIT_FAILURE);
/* NOTREACHED */
}
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