Add support for running scripts for line power to battery transitions
(and vice versa).
This commit is contained in:
kenh
parent
db3051d720
commit
0c2d06b6ae
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@ -1,4 +1,4 @@
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.\" $NetBSD: apmd.8,v 1.7 1997/10/17 04:57:31 lukem Exp $
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.\" $NetBSD: apmd.8,v 1.8 1998/11/19 19:39:14 kenh Exp $
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.\"
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.\" Copyright (c) 1996 The NetBSD Foundation, Inc.
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.\" All rights reserved.
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@ -126,21 +126,29 @@ replies with the intended state to the client and then places the system
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in the requested mode after running the configuration script and
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flushing the buffer cache.
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.Pp
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Actions can be configured for the three transitions:
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Actions can be configured for the five transitions:
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.Cm suspend ,
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.Cm standby
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and
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.Cm resume .
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.Cm standby ,
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.Cm resume ,
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.Cm line
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or
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.Cm battery .
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The suspend and standby actions are run prior to
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.Nm
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performing any other actions (such as disk syncs) and entering the new
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mode. The resume program is run after resuming from a stand-by or
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suspended state.
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.Pp
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The line and battery actions are run after switching power sources to
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AC (line) or battery, respectively. The appropriate line or battery action
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is also run upon the startup of apmd based on the current power source.
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.Sh FILES
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.Pa /etc/apm/suspend ,
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.Pa /etc/apm/standby
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.Pa /etc/apm/standby ,
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.Pa /etc/apm/resume ,
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.Pa /etc/apm/line
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and
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.Pa /etc/apm/resume
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.Pa /etc/apm/battery
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are the files that contain the host's customized actions.
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Each file must be an executable binary or shell script suitable
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for execution by the
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@ -152,8 +160,10 @@ may determine which transition is in progress by examining its
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which is set to one of
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.Ar suspend ,
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.Ar standby ,
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.Ar resume ,
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.Ar line
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or
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.Ar resume .
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.Ar battery .
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.Pp
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.Pa /var/run/apmdev
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is the default UNIX-domain socket used for communication with
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@ -1,4 +1,4 @@
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/* $NetBSD: apmd.c,v 1.8 1998/07/18 05:04:39 lukem Exp $ */
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/* $NetBSD: apmd.c,v 1.9 1998/11/19 19:39:14 kenh Exp $ */
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/*-
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* Copyright (c) 1996 The NetBSD Foundation, Inc.
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@ -79,6 +79,7 @@ void resume(int ctl_fd);
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void sigexit(int signo);
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void make_noise(int howmany);
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void do_etc_file(const char *file);
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void do_ac_state(int state);
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void
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sigexit(int signo)
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@ -386,20 +387,29 @@ main(int argc, char *argv[])
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setlogmask(LOG_UPTO(LOG_NOTICE));
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daemon(0, 0);
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}
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power_status(ctl_fd, 1, 0);
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if (statonly)
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if (statonly) {
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power_status(ctl_fd, 1, 0);
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exit(0);
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} else {
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struct apm_power_info pinfo;
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power_status(ctl_fd, 1, &pinfo);
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do_ac_state(pinfo.ac_state);
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}
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(void) signal(SIGTERM, sigexit);
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(void) signal(SIGHUP, sigexit);
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(void) signal(SIGINT, sigexit);
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(void) signal(SIGPIPE, SIG_IGN);
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sock_fd = bind_socket(sockname, mode, uid, gid);
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FD_ZERO(&devfds);
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FD_SET(ctl_fd, &devfds);
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FD_SET(sock_fd, &devfds);
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for (selcopy = devfds, errno = 0, stv = tv;
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(ready = select(MAX(ctl_fd,sock_fd)+1, &selcopy, 0, 0, &stv)) >= 0 ||
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errno == EINTR;
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@ -437,8 +447,12 @@ main(int argc, char *argv[])
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resumes++;
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break;
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case APM_POWER_CHANGE:
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power_status(ctl_fd, 1, 0);
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{
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struct apm_power_info pinfo;
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power_status(ctl_fd, 1, &pinfo);
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do_ac_state(pinfo.ac_state);
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break;
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}
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default:
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break;
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}
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@ -516,3 +530,18 @@ do_etc_file(const char *file)
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break;
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}
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}
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void do_ac_state(int state)
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{
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switch (state) {
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case APM_AC_OFF:
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do_etc_file(_PATH_APM_ETC_BATTERY);
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break;
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case APM_AC_ON:
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case APM_AC_BACKUP:
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do_etc_file(_PATH_APM_ETC_LINE);
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break;
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default:
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/* Silently ignore */
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}
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}
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@ -1,4 +1,4 @@
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/* $NetBSD: pathnames.h,v 1.3 1997/07/30 22:54:14 jtc Exp $ */
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/* $NetBSD: pathnames.h,v 1.4 1998/11/19 19:39:14 kenh Exp $ */
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/*-
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* Copyright (c) 1996 The NetBSD Foundation, Inc.
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@ -42,5 +42,7 @@
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#define _PATH_APM_ETC_SUSPEND _PATH_APM_ETC_DIR"/suspend"
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#define _PATH_APM_ETC_STANDBY _PATH_APM_ETC_DIR"/standby"
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#define _PATH_APM_ETC_RESUME _PATH_APM_ETC_DIR"/resume"
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#define _PATH_APM_ETC_LINE _PATH_APM_ETC_DIR"/line"
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#define _PATH_APM_ETC_BATTERY _PATH_APM_ETC_DIR"/battery"
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#define _PATH_APM_NORMAL "/dev/apm"
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#define _PATH_DEV_SPEAKER "/dev/speaker"
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