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Re-write the driver to use getopt(), add the new display suspend
function of the kernel, and other assorted misc. cleanups. Submitted by: nate & HOSOKAWA, Tatsumi <hosokawa@jp.FreeBSD.org>
This commit is contained in:
Nate Williams
parent
16d2ae1333
commit
e46ea891b4
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=21363
@ -16,11 +16,8 @@
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.Nd control the APM BIOS and display its information
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.Sh SYNOPSIS
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.Nm apm
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.Op Fl z
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.Op Fl b
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.Op Fl a
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.Op Fl l
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.Op Fl s
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.Op Fl ablsz
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.Op Fl d Ar 1|0
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.Pp
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.Nm zzz
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.Sh DESCRIPTION
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@ -39,10 +36,13 @@ If no options are specified,
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.Nm apm
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displays information and current status of APM in verbose mode.
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.Bl -tag -width indent
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.It Fl z
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Suspend the system. It is equivalent to
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.Nm zzz.
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.Pp
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.It Fl a
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Display the current AC-line status as an integer value. The values
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0 and 1 correspond to the
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.Dq off-line
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state or
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.Dq on-line
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state, respectively.
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.It Fl b
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Display an integer value reflecting the current battery status.
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The values 0, 1, 2, 3, correspond to the
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@ -54,19 +54,16 @@ status,
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status,
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.Dq charging
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status respectively.
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.Pp
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.It Fl a
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Display the current AC-line status as an integer value. The values
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0 and 1 correspond to the
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.Dq off-line
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state or
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.Dq on-line
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state, respectively.
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.Pp
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.It Fl d
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Disable/enable suspending of the display separately from a normal suspend
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using using the values
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.Ar 1
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or
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.Ar 0
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respectively.
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.It Fl l
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Display the remaining battery percentage. If your laptop does not
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support this function, 255 is displayed.
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.Pp
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.It Fl s
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Display the status of the APM support as an integer value. The values
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0 and 1 correspond to the
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@ -74,6 +71,9 @@ Display the status of the APM support as an integer value. The values
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state or
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.Dq disabled
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state respecitively
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.It Fl z
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Suspend the system. It is equivalent to
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.Nm zzz.
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.Sh BUGS
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Some APM implementations do not support parameters needed by
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.Nm apm.
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@ -1,7 +1,7 @@
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/*
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* LP (Laptop Package)
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* apm / zzz APM BIOS utility for FreeBSD
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*
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* Copyright (C) 1994 by HOSOKAWA Tatasumi <hosokawa@mt.cs.keio.ac.jp>
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* Copyright (C) 1994-1996 by HOSOKAWA Tatasumi <hosokawa@mt.cs.keio.ac.jp>
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*
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* This software may be used, modified, copied, distributed, and sold,
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* in both source and binary form provided that the above copyright and
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@ -14,153 +14,174 @@
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/file.h>
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#include <sys/ioctl.h>
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#include <unistd.h>
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#include <machine/apm_bios.h>
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#define APMDEV "/dev/apm"
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int main_argc;
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char **main_argv;
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static char *cmdname;
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void apm_suspend(int fd)
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void
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usage()
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{
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fprintf(stderr, "usage: %s [-ablsz] [-d 1|0]\n", cmdname);
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exit(1);
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}
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void
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apm_suspend(int fd)
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{
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if (ioctl(fd, APMIO_SUSPEND, NULL) == -1) {
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fprintf(stderr, "%s: ioctl APMIO_SUSPEND failed.\n", main_argv[0]);
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perror(cmdname);
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exit(1);
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}
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}
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void apm_getinfo(int fd, apm_info_t aip)
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void
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apm_getinfo(int fd, apm_info_t aip)
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{
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if (ioctl(fd, APMIO_GETINFO, aip) == -1) {
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fprintf(stderr, "%s: ioctl APMIO_GETINFO failed.\n", main_argv[0]);
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perror(cmdname);
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exit(1);
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}
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}
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void print_all_info(apm_info_t aip)
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void
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print_all_info(apm_info_t aip)
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{
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printf("APM version: %d.%d\n", aip->ai_major, aip->ai_minor);
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printf("APM Managment: %s\n", (aip->ai_status ? "Enabled": "Disabled"));
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printf("APM Managment: %s\n", (aip->ai_status ? "Enabled" : "Disabled"));
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printf("AC Line status: ");
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if (aip->ai_acline == 255) {
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if (aip->ai_acline == 255)
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printf("unknown");
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}
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else if (aip->ai_acline > 1) {
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else if (aip->ai_acline > 1)
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printf("invalid value (0x%x)", aip->ai_acline);
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}
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else {
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static char messages[][10] = {"off-line", "on-line"};
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printf("%s", messages[aip->ai_acline]);
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}
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printf("\n");
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printf("Battery status: ");
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if (aip->ai_batt_stat == 255) {
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if (aip->ai_batt_stat == 255)
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printf("unknown");
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}
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else if (aip->ai_batt_stat > 3) {
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printf("invalid value (0x%x)", aip->ai_batt_stat);
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}
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else if (aip->ai_batt_stat > 3)
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printf("invalid value (0x%x)", aip->ai_batt_stat);
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else {
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static char messages[][10] = {"high", "low", "critical", "charging"};
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char messages[][10] = {"high", "low", "critical", "charging"};
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printf("%s", messages[aip->ai_batt_stat]);
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}
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printf("\n");
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printf("Remaining battery life: ");
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if (aip->ai_batt_life == 255) {
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if (aip->ai_batt_life == 255)
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printf("unknown");
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}
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else if (aip->ai_batt_life <= 100) {
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printf("%d%%", aip->ai_batt_life);
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}
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else {
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else if (aip->ai_batt_life <= 100)
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printf("%d%%", aip->ai_batt_life);
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else
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printf("invalid value (0x%x)", aip->ai_batt_life);
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}
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printf("\n");
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}
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int main(int argc, char *argv[])
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{
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int i, j, fd;
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int sleep = 0, all_info = 1, apm_status = 0, batt_status = 0, batt_life = 0, ac_status = 0;
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char *cmdname;
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main_argc = argc;
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main_argv = argv;
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if ((cmdname = strrchr(argv[0], '/')) != NULL) {
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/*
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* currently, it can turn off the display, but the display never comes
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* back until the machine suspend/resumes :-).
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*/
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void
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apm_display(int fd, int newstate)
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{
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if (ioctl(fd, APMIO_DISPLAY, &newstate) == -1) {
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perror(cmdname);
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exit(1);
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}
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}
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extern char *optarg;
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extern int optind;
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int
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main(int argc, char *argv[])
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{
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int c, fd;
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int sleep = 0, all_info = 1, apm_status = 0, batt_status = 0;
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int display = 0, batt_life = 0, ac_status = 0;
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if ((cmdname = strrchr(argv[0], '/')) != NULL)
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cmdname++;
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}
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else {
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else
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cmdname = argv[0];
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}
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if (strcmp(cmdname, "zzz") == 0) {
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sleep = 1;
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all_info = 0;
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goto finish_option;
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}
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for (i = argc - 1; i >= 1; i--) {
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if (argv[i][0] != '-') {
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fprintf(stderr, "%s: Unknown option '%s'.\n", argv[0], argv[i]);
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exit(1);
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}
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for (j = 1; argv[i][j]; j++) {
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switch (argv[i][j]) {
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case 'z':
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sleep = 1;
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all_info = 0;
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break;
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case 'b':
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batt_status = 1;
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all_info = 0;
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break;
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case 'a':
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ac_status = 1;
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all_info = 0;
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break;
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case 'l':
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batt_life = 1;
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all_info = 0;
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case 's':
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apm_status = 1;
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all_info = 0;
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break;
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default:
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fprintf(stderr, "%s Unknown option '%s'.\n", argv[0], argv[i]);
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exit(1);
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while ((c = getopt(argc, argv, "ablszd:")) != EOF) {
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switch (c) {
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case 'a':
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ac_status = 1;
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all_info = 0;
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break;
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case 'b':
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batt_status = 1;
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all_info = 0;
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break;
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case 'd':
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display = *optarg - '0';
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if (display < 0 || display > 1) {
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fprintf(stderr, "%s: Argument of option '-%c' is invalid.\n", cmdname, c);
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usage();
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}
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display++;
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all_info = 0;
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break;
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case 'l':
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batt_life = 1;
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all_info = 0;
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break;
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case 's':
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apm_status = 1;
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all_info = 0;
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break;
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case 'z':
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sleep = 1;
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all_info = 0;
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break;
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case '?':
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default:
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usage();
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}
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argc -= optind;
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argv += optind;
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}
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finish_option:
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fd = open(APMDEV, O_RDWR);
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if (fd == -1) {
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fprintf(stderr, "%s: Can't open %s.\n", argv[0], APMDEV);
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fprintf(stderr, "%s: Can't open %s.\n", cmdname, APMDEV);
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return 1;
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}
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if (sleep) {
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if (sleep)
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apm_suspend(fd);
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} else {
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struct apm_info info;
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else {
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struct apm_info info;
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apm_getinfo(fd, &info);
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if (all_info) {
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if (all_info)
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print_all_info(&info);
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}
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if (batt_status) {
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if (batt_status)
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printf("%d\n", info.ai_batt_stat);
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}
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if (batt_life) {
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if (batt_life)
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printf("%d\n", info.ai_batt_life);
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}
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if (ac_status) {
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if (ac_status)
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printf("%d\n", info.ai_acline);
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}
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if (apm_status) {
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if (apm_status)
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printf("%d\n", info.ai_status);
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}
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if (display)
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apm_display(fd, display - 1);
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}
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close(fd);
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return 0;
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