1 # $NetBSD: rc.subr,v 1.67 2006/10/07 11:25:15 elad Exp $
4 # Copyright (c) 1997-2004 The NetBSD Foundation, Inc.
7 # This code is derived from software contributed to The NetBSD Foundation
10 # Redistribution and use in source and binary forms, with or without
11 # modification, are permitted provided that the following conditions
13 # 1. Redistributions of source code must retain the above copyright
14 # notice, this list of conditions and the following disclaimer.
15 # 2. Redistributions in binary form must reproduce the above copyright
16 # notice, this list of conditions and the following disclaimer in the
17 # documentation and/or other materials provided with the distribution.
19 # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 # POSSIBILITY OF SUCH DAMAGE.
32 # functions used by various rc scripts
35 : ${RC_PID:=$$}; export RC_PID
38 # Operating System dependent/independent variables
41 if [ -z "${_rc_subr_loaded}" ]; then
46 SYSCTL_N="${SYSCTL} -n"
48 PROTECT="/usr/bin/protect"
50 IDCMD="if [ -x $ID ]; then $ID -un; fi"
52 JID=`$PS -p $$ -o jid=`
59 # List vars matching pattern.
63 set | { while read LINE; do
66 "$LINE"|*[!a-zA-Z0-9_]*) continue ;;
72 # set_rcvar [var] [defval] [desc]
74 # Echo or define a rc.conf(5) variable name. Global variable
77 # If no argument is specified, echo "${name}_enable".
79 # If only a var is specified, echo "${var}_enable".
81 # If var and defval are specified, the ${var} is defined as
82 # rc.conf(5) variable and the default value is ${defvar}. An
83 # optional argument $desc can also be specified to add a
84 # description for that.
91 0) echo ${name}_enable ;;
92 1) echo ${1}_enable ;;
94 debug "set_rcvar: \$$1=$2 is added" \
95 " as a rc.conf(5) variable."
97 rcvars="${rcvars# } $_var"
98 eval ${_var}_defval=\"$2\"
100 eval ${_var}_desc=\"$*\"
105 # set_rcvar_obsolete oldvar [newvar] [msg]
106 # Define obsolete variable.
107 # Global variable $rcvars_obsolete is used.
113 debug "set_rcvar_obsolete: \$$1(old) -> \$$2(new) is defined"
115 rcvars_obsolete="${rcvars_obsolete# } $1"
116 eval ${1}_newvar=\"$2\"
118 eval ${_var}_obsolete_msg=\"$*\"
122 # force_depend script [rcvar]
123 # Force a service to start. Intended for use by services
124 # to resolve dependency issues.
125 # $1 - filename of script, in /etc/rc.d, to run
126 # $2 - name of the script's rcvar (minus the _enable)
130 local _depend _dep_rcvar
133 _dep_rcvar="${2:-$1}_enable"
135 [ -n "$rc_fast" ] && ! checkyesno always_force_depends &&
136 checkyesno $_dep_rcvar && return 0
138 /etc/rc.d/${_depend} forcestatus >/dev/null 2>&1 && return 0
140 info "${name} depends on ${_depend}, which will be forced to start."
141 if ! /etc/rc.d/${_depend} forcestart; then
142 warn "Unable to force ${_depend}. It may already be running."
149 # Test $1 variable, and warn if not set to YES or NO.
150 # Return 0 if it's "yes" (et al), nonzero otherwise.
155 debug "checkyesno: $1 is set to $_value."
158 # "yes", "true", "on", or "1"
159 [Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1)
163 # "no", "false", "off", or "0"
164 [Nn][Oo]|[Ff][Aa][Ll][Ss][Ee]|[Oo][Ff][Ff]|0)
168 warn "\$${1} is not set properly - see rc.conf(5)."
176 # print the list in reverse order
182 _revlist="$_revfile $_revlist"
188 # If booting directly to multiuser or $always is enabled,
189 # send SIGTERM to the parent (/etc/rc) to abort the boot.
190 # Otherwise just exit.
197 # "yes", "true", "on", or "1"
198 [Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1)
205 if [ "$autoboot" = yes -o "$always" = true ]; then
206 echo "ERROR: ABORTING BOOT (sending SIGTERM to parent)!"
213 # mount_critical_filesystems type
214 # Go through the list of critical filesystems as provided in
215 # the rc.conf(5) variable $critical_filesystems_${type}, checking
216 # each one to see if it is mounted, and if it is not, mounting it.
218 mount_critical_filesystems()
220 eval _fslist=\$critical_filesystems_${1}
221 for _fs in $_fslist; do
224 while read what _on on _type type; do
225 if [ $on = $_fs ]; then
232 mount $_fs >/dev/null 2>&1
239 # check_pidfile pidfile procname [interpreter]
240 # Parses the first line of pidfile for a PID, and ensures
241 # that the process is running and matches procname.
242 # Prints the matching PID upon success, nothing otherwise.
243 # interpreter is optional; see _find_processes() for details.
250 if [ -z "$_pidfile" -o -z "$_procname" ]; then
251 err 3 'USAGE: check_pidfile pidfile procname [interpreter]'
253 if [ ! -f $_pidfile ]; then
254 debug "pid file ($_pidfile): not readable."
257 read _pid _junk < $_pidfile
258 if [ -z "$_pid" ]; then
259 debug "pid file ($_pidfile): no pid in file."
262 _find_processes $_procname ${_interpreter:-.} '-p '"$_pid"
266 # check_process procname [interpreter]
267 # Ensures that a process (or processes) named procname is running.
268 # Prints a list of matching PIDs.
269 # interpreter is optional; see _find_processes() for details.
275 if [ -z "$_procname" ]; then
276 err 3 'USAGE: check_process procname [interpreter]'
278 _find_processes $_procname ${_interpreter:-.} '-ax'
282 # _find_processes procname interpreter psargs
283 # Search for procname in the output of ps generated by psargs.
284 # Prints the PIDs of any matching processes, space separated.
286 # If interpreter == ".", check the following variations of procname
287 # against the first word of each command:
289 # `basename procname`
290 # `basename procname` + ":"
291 # "(" + `basename procname` + ")"
292 # "[" + `basename procname` + "]"
294 # If interpreter != ".", read the first line of procname, remove the
295 # leading #!, normalise whitespace, append procname, and attempt to
296 # match that against each command, either as is, or with extra words
297 # at the end. As an alternative, to deal with interpreted daemons
298 # using perl, the basename of the interpreter plus a colon is also
299 # tried as the prefix to procname.
303 if [ $# -ne 3 ]; then
304 err 3 'USAGE: _find_processes procname interpreter psargs'
311 if [ $_interpreter != "." ]; then # an interpreted script
312 _script="${_chroot}${_chroot:+/}$_procname"
313 if [ -r "$_script" ]; then
314 read _interp < $_script # read interpreter name
317 _interp=${_interp#\#!} # strip #!
321 shift # drop env to get real name
324 if [ $_interpreter != $1 ]; then
325 warn "\$command_interpreter $_interpreter != $1"
329 warn "no shebang line in $_script"
334 warn "cannot read shebang line from $_script"
337 _interp="$* $_procname" # cleanup spaces, add _procname
340 _fp_match='case "$_argv" in
341 ${_interp}|"${_interp} "*|"[${_interpbn}]"|"${_interpbn}: ${_procname}"*)'
342 else # a normal daemon
343 _procnamebn=${_procname##*/}
344 _fp_args='_arg0 _argv'
345 _fp_match='case "$_arg0" in
346 $_procname|$_procnamebn|${_procnamebn}:|"(${_procnamebn})"|"[${_procnamebn}]")'
350 $PS 2>/dev/null -o pid= -o jid= -o command= $_psargs"' |
351 while read _npid _jid '"$_fp_args"'; do
353 if [ "$JID" -eq "$_jid" ];
354 then echo -n "$_pref$_npid";
361 # debug "in _find_processes: proccheck is ($_proccheck)."
365 # sort_lite [-b] [-n] [-k POS] [-t SEP]
366 # A lite version of sort(1) (supporting a few options) that can be used
367 # before the real sort(1) is available (e.g., in scripts that run prior
368 # to mountcritremote). Requires only shell built-in functionality.
372 local funcname=sort_lite
373 local sort_sep="$IFS" sort_ignore_leading_space=
374 local sort_field=0 sort_strict_fields= sort_numeric=
375 local nitems=0 skip_leading=0 trim=
378 while getopts bnk:t: flag; do
380 b) sort_ignore_leading_space=1 ;;
381 n) sort_numeric=1 sort_ignore_leading_space=1 ;;
382 k) sort_field="${OPTARG%%,*}" ;; # only up to first comma
383 # NB: Unlike sort(1) only one POS allowed
384 t) sort_sep="$OPTARG"
385 if [ ${#sort_sep} -gt 1 ]; then
386 echo "$funcname: multi-character tab \`$sort_sep'" >&2
394 shift $(( $OPTIND - 1 ))
396 # Create transformation pattern to trim leading text if desired
397 case "$sort_field" in
398 ""|[!0-9]*|*[!0-9.]*)
399 echo "$funcname: invalid sort field \`$sort_field'" >&2
403 skip_leading=${sort_field#*.} sort_field=${sort_field%%.*}
404 while [ ${skip_leading:-0} -gt 1 ] 2> /dev/null; do
405 trim="$trim?" skip_leading=$(( $skip_leading - 1 ))
409 # Copy input to series of local numbered variables
410 # NB: IFS of NULL preserves leading whitespace
412 while IFS= read -r LINE || [ "$LINE" ]; do
413 nitems=$(( $nitems + 1 ))
414 local src_$nitems="$LINE"
418 # Sort numbered locals using insertion sort
420 local curitem curitem_orig curitem_mod curitem_haskey
421 local dest dest_orig dest_mod dest_haskey
424 while [ $i -le $nitems ]; do
425 curitem_haskey=1 # Assume sort field (-k POS) exists
426 eval curitem=\"\$src_$i\"
427 curitem_mod="$curitem" # for modified comparison
428 curitem_orig="$curitem" # for original comparison
430 # Trim leading whitespace if desired
431 if [ "$sort_ignore_leading_space" ]; then
432 while case "$curitem_orig" in
433 [$IFS]*) : ;; *) false; esac
435 curitem_orig="${curitem_orig#?}"
437 curitem_mod="$curitem_orig"
440 # Shift modified comparison value if sort field (-k POS) is > 1
442 while [ $n -gt 1 ]; do
443 case "$curitem_mod" in
445 # Cut text up-to (and incl.) first separator
446 curitem_mod="${curitem_mod#*[$sort_sep]}"
448 # Skip NULLs unless strict field splitting
449 [ "$sort_strict_fields" ] ||
450 [ "${curitem_mod%%[$sort_sep]*}" ] ||
455 # Asked for a field that doesn't exist
456 curitem_haskey= break
461 # Trim trailing words if sort field >= 1
462 [ $sort_field -ge 1 -a "$sort_numeric" ] &&
463 curitem_mod="${curitem_mod%%[$sort_sep]*}"
465 # Apply optional trim (-k POS.TRIM) to cut leading characters
466 curitem_mod="${curitem_mod#$trim}"
468 # Determine the type of modified comparison to use initially
469 # NB: Prefer numerical if requested but fallback to standard
470 case "$curitem_mod" in
471 ""|[!0-9]*) # NULL or begins with non-number
473 [ "$sort_numeric" ] && curitem_mod=0
476 if [ "$sort_numeric" ]; then
478 curitem_mod="${curitem_mod%%[!0-9]*}"
479 # NB: trailing non-digits removed
480 # otherwise numeric comparison fails
486 # If first time through, short-circuit below position-search
487 if [ $i -le 1 ]; then
494 # Find appropriate element position
498 dest_haskey=$curitem_haskey
499 eval dest=\"\$dest_$d\"
500 dest_mod="$dest" # for modified comparison
501 dest_orig="$dest" # for original comparison
503 # Trim leading whitespace if desired
504 if [ "$sort_ignore_leading_space" ]; then
505 while case "$dest_orig" in
506 [$IFS]*) : ;; *) false; esac
508 dest_orig="${dest_orig#?}"
510 dest_mod="$dest_orig"
513 # Shift modified value if sort field (-k POS) is > 1
515 while [ $n -gt 1 ]; do
518 # Cut text up-to (and incl.) 1st sep
519 dest_mod="${dest_mod#*[$sort_sep]}"
521 # Skip NULLs unless strict fields
522 [ "$sort_strict_fields" ] ||
523 [ "${dest_mod%%[$sort_sep]*}" ] ||
528 # Asked for a field that doesn't exist
534 # Trim trailing words if sort field >= 1
535 [ $sort_field -ge 1 -a "$sort_numeric" ] &&
536 dest_mod="${dest_mod%%[$sort_sep]*}"
538 # Apply optional trim (-k POS.TRIM), cut leading chars
539 dest_mod="${dest_mod#$trim}"
541 # Determine type of modified comparison to use
542 # NB: Prefer numerical if requested, fallback to std
544 ""|[!0-9]*) # NULL or begins with non-number
546 [ "$sort_numeric" ] && dest_mod=0
549 if [ "$sort_numeric" ]; then
551 dest_mod="${dest_mod%%[!0-9]*}"
552 # NB: kill trailing non-digits
553 # for numeric comparison safety
559 # Break if we've found the proper element position
560 if [ "$curitem_haskey" -a "$dest_haskey" ]; then
561 if [ "$dest_mod" = "$curitem_mod" ]; then
562 [ "$dest_orig" ">" "$curitem_orig" ] &&
564 elif [ "$dest_mod" $gt "$curitem_mod" ] \
570 [ "$dest_orig" ">" "$curitem_orig" ] && break
573 # Break if we've hit the end
574 [ $d -ge $i ] && break
579 # Shift remaining positions forward, making room for new item
581 while [ $n -ge $d ]; do
582 # Shift destination item forward one placement
583 eval dest_$(( $n + 1 ))=\"\$dest_$n\"
588 if [ $i -eq 1 ]; then
589 local dest_1="$curitem"
591 local dest_$d="$curitem"
597 # Print sorted results
599 while [ $d -le $nitems ]; do
600 eval echo \"\$dest_$d\"
606 # wait_for_pids pid [pid ...]
607 # spins until none of the pids exist
611 local _list _prefix _nlist _j
614 if [ -z "$_list" ]; then
621 if kill -0 $_j 2>/dev/null; then
622 _nlist="${_nlist}${_nlist:+ }$_j"
623 [ -n "$_prefix" ] && sleep 1
626 if [ -z "$_nlist" ]; then
630 echo -n ${_prefix:-"Waiting for PIDS: "}$_list
632 pwait $_list 2>/dev/null
634 if [ -n "$_prefix" ]; then
640 # get_pidfile_from_conf string file
642 # Takes a string to search for in the specified file.
643 # Ignores lines with traditional comment characters.
647 # if get_pidfile_from_conf string file; then
648 # pidfile="$_pidfile_from_conf"
650 # pidfile='appropriate default'
653 get_pidfile_from_conf()
655 if [ -z "$1" -o -z "$2" ]; then
656 err 3 "USAGE: get_pidfile_from_conf string file ($name)"
659 local string file line
661 string="$1" ; file="$2"
663 if [ ! -s "$file" ]; then
664 err 3 "get_pidfile_from_conf: $file does not exist ($name)"
669 *[#\;]*${string}*) continue ;;
670 *${string}*) break ;;
674 if [ -n "$line" ]; then
676 _pidfile_from_conf="/${line%%[\"\;]*}"
684 # If rc_quiet is set (usually as a result of using faststart at
685 # boot time) check if rc_startmsgs is enabled.
689 if [ -n "$rc_quiet" ]; then
690 checkyesno rc_startmsgs
697 # run_rc_command argument
698 # Search for argument in the list of supported commands, which is:
699 # "start stop restart rcvar status poll ${extra_commands}"
700 # If there's a match, run ${argument}_cmd or the default method
703 # If argument has a given prefix, then change the operation as follows:
706 # fast Skip the pid check, and set rc_fast=yes, rc_quiet=yes
707 # force Set ${rcvar} to YES, and set rc_force=yes
708 # one Set ${rcvar} to YES
709 # quiet Don't output some diagnostics, and set rc_quiet=yes
711 # The following globals are used:
713 # Name Needed Purpose
714 # ---- ------ -------
715 # name y Name of script.
717 # command n Full path to command.
718 # Not needed if ${rc_arg}_cmd is set for
721 # command_args n Optional args/shell directives for command.
723 # command_interpreter n If not empty, command is interpreted, so
724 # call check_{pidfile,process}() appropriately.
726 # desc n Description of script.
728 # extra_commands n List of extra commands supported.
730 # pidfile n If set, use check_pidfile $pidfile $command,
731 # otherwise use check_process $command.
732 # In either case, only check if $command is set.
734 # procname n Process name to check for instead of $command.
736 # rcvar n This is checked with checkyesno to determine
737 # if the action should be run.
739 # ${name}_program n Full path to command.
740 # Meant to be used in /etc/rc.conf to override
743 # ${name}_chroot n Directory to chroot to before running ${command}
744 # Requires /usr to be mounted.
746 # ${name}_chdir n Directory to cd to before running ${command}
747 # (if not using ${name}_chroot).
749 # ${name}_flags n Arguments to call ${command} with.
750 # NOTE: $flags from the parent environment
751 # can be used to override this.
753 # ${name}_env n Environment variables to run ${command} with.
755 # ${name}_fib n Routing table number to run ${command} with.
757 # ${name}_nice n Nice level to run ${command} at.
759 # ${name}_oomprotect n Don't kill ${command} when swap space is exhausted.
761 # ${name}_user n User to run ${command} as, using su(1) if not
762 # using ${name}_chroot.
763 # Requires /usr to be mounted.
765 # ${name}_group n Group to run chrooted ${command} as.
766 # Requires /usr to be mounted.
768 # ${name}_groups n Comma separated list of supplementary groups
769 # to run the chrooted ${command} with.
770 # Requires /usr to be mounted.
772 # ${name}_prepend n Command added before ${command}.
774 # ${name}_login_class n Login class to use, else "daemon".
776 # ${rc_arg}_cmd n If set, use this as the method when invoked;
777 # Otherwise, use default command (see below)
779 # ${rc_arg}_precmd n If set, run just before performing the
780 # ${rc_arg}_cmd method in the default
781 # operation (i.e, after checking for required
782 # bits and process (non)existence).
783 # If this completes with a non-zero exit code,
784 # don't run ${rc_arg}_cmd.
786 # ${rc_arg}_postcmd n If set, run just after performing the
787 # ${rc_arg}_cmd method, if that method
788 # returned a zero exit code.
790 # required_dirs n If set, check for the existence of the given
791 # directories before running a (re)start command.
793 # required_files n If set, check for the readability of the given
794 # files before running a (re)start command.
796 # required_modules n If set, ensure the given kernel modules are
797 # loaded before running a (re)start command.
798 # The check and possible loads are actually
799 # done after start_precmd so that the modules
800 # aren't loaded in vain, should the precmd
801 # return a non-zero status to indicate a error.
802 # If a word in the list looks like "foo:bar",
803 # "foo" is the KLD file name and "bar" is the
804 # module name. If a word looks like "foo~bar",
805 # "foo" is the KLD file name and "bar" is a
806 # egrep(1) pattern matching the module name.
807 # Otherwise the module name is assumed to be
808 # the same as the KLD file name, which is most
809 # common. See load_kld().
811 # required_vars n If set, perform checkyesno on each of the
812 # listed variables before running the default
815 # Default behaviour for a given argument, if no override method is
818 # Argument Default behaviour
819 # -------- -----------------
820 # start if !running && checkyesno ${rcvar}
824 # rc_pid=$(check_pidfile $pidfile $command)
826 # rc_pid=$(check_process $command)
827 # kill $sig_stop $rc_pid
828 # wait_for_pids $rc_pid
829 # ($sig_stop defaults to TERM.)
831 # reload Similar to stop, except use $sig_reload instead,
832 # and doesn't wait_for_pids.
833 # $sig_reload defaults to HUP.
834 # Note that `reload' isn't provided by default,
835 # it should be enabled via $extra_commands.
837 # restart Run `stop' then `start'.
839 # status Show if ${command} is running, etc.
841 # poll Wait for ${command} to exit.
843 # rcvar Display what rc.conf variable is used (if any).
845 # enabled Return true if the service is enabled.
847 # Variables available to methods, and after run_rc_command() has
852 # rc_arg Argument to command, after fast/force/one processing
855 # rc_flags Flags to start the default command with.
856 # Defaults to ${name}_flags, unless overridden
857 # by $flags from the environment.
858 # This variable may be changed by the precmd method.
860 # rc_pid PID of command (if appropriate)
862 # rc_fast Not empty if "fast" was provided (q.v.)
864 # rc_force Not empty if "force" was provided (q.v.)
866 # rc_quiet Not empty if "quiet" was provided
873 if [ -z "$name" ]; then
874 err 3 'run_rc_command: $name is not set.'
877 # Don't repeat the first argument when passing additional command-
878 # line arguments to the command subroutines.
885 fast*) # "fast" prefix; don't check pid
886 rc_arg=${rc_arg#fast}
890 force*) # "force" prefix; always run
893 rc_arg=${rc_arg#${_rc_prefix}}
894 if [ -n "${rcvar}" ]; then
898 one*) # "one" prefix; set ${rcvar}=yes
900 rc_arg=${rc_arg#${_rc_prefix}}
901 if [ -n "${rcvar}" ]; then
905 quiet*) # "quiet" prefix; omit some messages
907 rc_arg=${rc_arg#${_rc_prefix}}
912 eval _override_command=\$${name}_program
913 command=${_override_command:-$command}
915 _keywords="start stop restart rcvar enabled $extra_commands"
918 _procname=${procname:-${command}}
920 # setup pid check command
921 if [ -n "$_procname" ]; then
922 if [ -n "$pidfile" ]; then
923 _pidcmd='rc_pid=$(check_pidfile '"$pidfile $_procname $command_interpreter"')'
925 _pidcmd='rc_pid=$(check_process '"$_procname $command_interpreter"')'
927 if [ -n "$_pidcmd" ]; then
928 _keywords="${_keywords} status poll"
932 if [ -z "$rc_arg" ]; then
936 if [ "$rc_arg" = "enabled" ] ; then
941 if [ -n "$flags" ]; then # allow override from environment
944 eval rc_flags=\$${name}_flags
946 eval _chdir=\$${name}_chdir _chroot=\$${name}_chroot \
947 _nice=\$${name}_nice _user=\$${name}_user \
948 _group=\$${name}_group _groups=\$${name}_groups \
949 _fib=\$${name}_fib _env=\$${name}_env \
950 _prepend=\$${name}_prepend _login_class=\${${name}_login_class:-daemon} \
951 _oomprotect=\$${name}_oomprotect
953 if [ -n "$_user" ]; then # unset $_user if running as that user
954 if [ "$_user" = "$(eval $IDCMD)" ]; then
959 [ -z "$autoboot" ] && eval $_pidcmd # determine the pid if necessary
961 for _elem in $_keywords; do
962 if [ "$_elem" != "$rc_arg" ]; then
965 # if ${rcvar} is set, $1 is not "rcvar"
966 # and ${rc_pid} is not set, then run
967 # checkyesno ${rcvar}
968 # and return if that failed
970 if [ -n "${rcvar}" -a "$rc_arg" != "rcvar" -a "$rc_arg" != "stop" ] ||
971 [ -n "${rcvar}" -a "$rc_arg" = "stop" -a -z "${rc_pid}" ]; then
972 if ! checkyesno ${rcvar}; then
973 if [ -n "${rc_quiet}" ]; then
976 echo -n "Cannot '${rc_arg}' $name. Set ${rcvar} to "
977 echo -n "YES in /etc/rc.conf or use 'one${rc_arg}' "
978 echo "instead of '${rc_arg}'."
983 if [ $rc_arg = "start" -a -z "$rc_fast" -a -n "$rc_pid" ]; then
984 if [ -z "$rc_quiet" ]; then
985 echo 1>&2 "${name} already running? " \
991 # if there's a custom ${XXX_cmd},
992 # run that instead of the default
994 eval _cmd=\$${rc_arg}_cmd \
995 _precmd=\$${rc_arg}_precmd \
996 _postcmd=\$${rc_arg}_postcmd
998 if [ -n "$_cmd" ]; then
999 _run_rc_precmd || return 1
1000 _run_rc_doit "$_cmd $rc_extra_args" || return 1
1005 case "$rc_arg" in # default operations...
1008 _run_rc_precmd || return 1
1009 if [ -n "$rc_pid" ]; then
1010 echo "${name} is running as pid $rc_pid."
1012 echo "${name} is not running."
1019 if [ ! -x "${_chroot}${_chroot:+/}${command}" ]; then
1020 warn "run_rc_command: cannot run $command"
1024 if ! _run_rc_precmd; then
1025 warn "failed precmd routine for ${name}"
1029 # setup the full command to run
1031 check_startmsgs && echo "Starting ${name}."
1032 if [ -n "$_chroot" ]; then
1034 ${_nice:+nice -n $_nice }\
1035 ${_fib:+setfib -F $_fib }\
1036 ${_env:+env $_env }\
1037 chroot ${_user:+-u $_user }${_group:+-g $_group }${_groups:+-G $_groups }\
1038 $_chroot $command $rc_flags $command_args"
1041 ${_chdir:+cd $_chdir && }\
1042 ${_fib:+setfib -F $_fib }\
1043 ${_env:+env $_env }\
1044 $command $rc_flags $command_args"
1045 if [ -n "$_user" ]; then
1046 _doit="su -m $_user -c 'sh -c \"$_doit\"'"
1048 if [ -n "$_nice" ]; then
1049 if [ -z "$_user" ]; then
1050 _doit="sh -c \"$_doit\""
1052 _doit="nice -n $_nice $_doit"
1054 if [ -n "$_prepend" ]; then
1055 _doit="$_prepend $_doit"
1059 # Prepend default limits
1060 _doit="limits -C $_login_class $_doit"
1062 # run the full command
1064 if ! _run_rc_doit "$_doit"; then
1065 warn "failed to start ${name}"
1069 # finally, run postcmd
1075 if [ -z "$rc_pid" ]; then
1076 [ -n "$rc_fast" ] && return 0
1081 _run_rc_precmd || return 1
1083 # send the signal to stop
1085 echo "Stopping ${name}."
1086 _doit=$(_run_rc_killcmd "${sig_stop:-TERM}")
1087 _run_rc_doit "$_doit" || return 1
1089 # wait for the command to exit,
1091 wait_for_pids $rc_pid
1097 if [ -z "$rc_pid" ]; then
1102 _run_rc_precmd || return 1
1104 _doit=$(_run_rc_killcmd "${sig_reload:-HUP}")
1105 _run_rc_doit "$_doit" || return 1
1111 # prevent restart being called more
1112 # than once by any given script
1114 if ${_rc_restart_done:-false}; then
1117 _rc_restart_done=true
1119 _run_rc_precmd || return 1
1121 # run those in a subshell to keep global variables
1122 ( run_rc_command ${_rc_prefix}stop $rc_extra_args )
1123 ( run_rc_command ${_rc_prefix}start $rc_extra_args )
1125 [ $_return -ne 0 ] && [ -z "$rc_force" ] && return 1
1131 _run_rc_precmd || return 1
1132 if [ -n "$rc_pid" ]; then
1133 wait_for_pids $rc_pid
1140 if [ -n "$desc" ]; then
1146 # Get unique vars in $rcvar $rcvars
1147 for _v in $rcvar $rcvars; do
1149 $_v\ *|\ *$_v|*\ $_v\ *) ;;
1150 *) v="${v# } $_v" ;;
1154 # Display variables.
1156 if [ -z "$_v" ]; then
1160 eval _desc=\$${_v}_desc
1161 eval _defval=\$${_v}_defval
1164 eval echo \"$_v=\\\"\$$_v\\\"\"
1165 # decode multiple lines of _desc
1166 while [ -n "$_desc" ]; do
1169 echo "# $_h ${_desc%%^^*}"
1174 echo "# $_h ${_desc}"
1179 echo "# (default: \"$_defval\")"
1190 # Apply protect(1) to the PID if ${name}_oomprotect is set.
1193 if [ -n "$_oomprotect" ]; then
1194 if [ -f "${PROTECT}" ]; then
1195 pid=$(check_process $command)
1196 case $_oomprotect in
1198 ${PROTECT} -i -p ${pid}
1201 ${PROTECT} -p ${pid}
1212 echo 1>&2 "$0: unknown directive '$rc_arg'."
1218 # Helper functions for run_rc_command: common code.
1219 # They use such global variables besides the exported rc_* ones:
1222 # ------------------
1229 check_required_before "$rc_arg" || return 1
1231 if [ -n "$_precmd" ]; then
1232 debug "run_rc_command: ${rc_arg}_precmd: $_precmd $rc_extra_args"
1233 eval "$_precmd $rc_extra_args"
1236 # If precmd failed and force isn't set, request exit.
1237 if [ $_return -ne 0 ] && [ -z "$rc_force" ]; then
1242 check_required_after "$rc_arg" || return 1
1249 if [ -n "$_postcmd" ]; then
1250 debug "run_rc_command: ${rc_arg}_postcmd: $_postcmd $rc_extra_args"
1251 eval "$_postcmd $rc_extra_args"
1259 debug "run_rc_command: doit: $*"
1263 # If command failed and force isn't set, request exit.
1264 if [ $_return -ne 0 ] && [ -z "$rc_force" ]; then
1271 _run_rc_notrunning()
1275 if [ -n "$pidfile" ]; then
1276 _pidmsg=" (check $pidfile)."
1280 echo 1>&2 "${name} not running?${_pidmsg}"
1287 _cmd="kill -$1 $rc_pid"
1288 if [ -n "$_user" ]; then
1289 _cmd="su -m ${_user} -c 'sh -c \"${_cmd}\"'"
1295 # run_rc_script file arg
1296 # Start the script `file' with `arg', and correctly handle the
1297 # return value from the script.
1298 # If `file' ends with `.sh' and lives in /etc/rc.d, ignore it as it's
1299 # an old-style startup file.
1300 # If `file' ends with `.sh' and does not live in /etc/rc.d, it's sourced
1301 # into the current environment if $rc_fast_and_loose is set; otherwise
1302 # it is run as a child process.
1303 # If `file' appears to be a backup or scratch file, ignore it.
1304 # Otherwise if it is executable run as a child process.
1310 if [ -z "$_file" -o -z "$_arg" ]; then
1311 err 3 'USAGE: run_rc_script file arg'
1314 unset name command command_args command_interpreter \
1315 extra_commands pidfile procname \
1316 rcvar rcvars rcvars_obsolete required_dirs required_files \
1318 eval unset ${_arg}_cmd ${_arg}_precmd ${_arg}_postcmd
1321 /etc/rc.d/*.sh) # no longer allowed in the base
1322 warn "Ignoring old-style startup script $_file"
1324 *[~#]|*.OLD|*.bak|*.orig|*,v) # scratch file; skip
1325 warn "Ignoring scratch file $_file"
1327 *) # run in subshell
1328 if [ -x $_file ]; then
1329 if [ -n "$rc_fast_and_loose" ]; then
1332 ( trap "echo Script $_file interrupted >&2 ; kill -QUIT $$" 3
1333 trap "echo Script $_file interrupted >&2 ; exit 1" 2
1334 trap "echo Script $_file running >&2" 29
1335 set $_arg; . $_file )
1343 # load_rc_config [service]
1344 # Source in the configuration file(s) for a given service.
1345 # If no service is specified, only the global configuration
1346 # file(s) will be loaded.
1350 local _name _rcvar_val _var _defval _v _msg _new _d
1353 if ${_rc_conf_loaded:-false}; then
1356 if [ -r /etc/defaults/rc.conf ]; then
1357 debug "Sourcing /etc/defaults/rc.conf"
1358 . /etc/defaults/rc.conf
1360 elif [ -r /etc/rc.conf ]; then
1361 debug "Sourcing /etc/rc.conf (/etc/defaults/rc.conf doesn't exist)."
1364 _rc_conf_loaded=true
1367 # If a service name was specified, attempt to load
1368 # service-specific configuration
1369 if [ -n "$_name" ] ; then
1370 for _d in /etc ${local_startup}; do
1372 if [ -f ${_d}/rc.conf.d/"$_name" ]; then
1373 debug "Sourcing ${_d}/rc.conf.d/$_name"
1374 . ${_d}/rc.conf.d/"$_name"
1375 elif [ -d ${_d}/rc.conf.d/"$_name" ] ; then
1377 for _rc in ${_d}/rc.conf.d/"$_name"/* ; do
1378 if [ -f "$_rc" ] ; then
1379 debug "Sourcing $_rc"
1387 # Set defaults if defined.
1388 for _var in $rcvar $rcvars; do
1389 eval _defval=\$${_var}_defval
1390 if [ -n "$_defval" ]; then
1391 eval : \${$_var:=\$${_var}_defval}
1395 # check obsolete rc.conf variables
1396 for _var in $rcvars_obsolete; do
1398 eval _msg=\$${_var}_obsolete_msg
1399 eval _new=\$${_var}_newvar
1404 if [ -z "$_new" ]; then
1407 eval $_new=\"\$$_var\"
1408 if [ -z "$_msg" ]; then
1409 _msg="Use \$$_new instead."
1412 warn "\$$_var is obsolete. $_msg"
1419 # load_rc_config_var name var
1420 # Read the rc.conf(5) var for name and set in the
1421 # current shell, using load_rc_config in a subshell to prevent
1422 # unwanted side effects from other variable assignments.
1424 load_rc_config_var()
1426 if [ $# -ne 2 ]; then
1427 err 3 'USAGE: load_rc_config_var name var'
1430 load_rc_config '$1' >/dev/null;
1431 if [ -n "${'$2'}" -o "${'$2'-UNSET}" != "UNSET" ]; then
1432 echo '$2'=\'\''${'$2'}\'\'';
1439 # Print a usage string for $0, with `commands' being a list of
1444 echo -n 1>&2 "Usage: $0 [fast|force|one|quiet]("
1448 echo -n 1>&2 "$_sep$_elem"
1456 # err exitval message
1457 # Display message to stderr and log to the syslog, and exit with exitval.
1464 if [ -x /usr/bin/logger ]; then
1465 logger "$0: ERROR: $*"
1467 echo 1>&2 "$0: ERROR: $*"
1473 # Display message to stderr and log to the syslog.
1477 if [ -x /usr/bin/logger ]; then
1478 logger "$0: WARNING: $*"
1480 echo 1>&2 "$0: WARNING: $*"
1485 # Display informational message to stdout and log to syslog.
1490 [Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1)
1491 if [ -x /usr/bin/logger ]; then
1492 logger "$0: INFO: $*"
1501 # If debugging is enabled in rc.conf output message to stderr.
1502 # BEWARE that you don't call any subroutine that itself calls this
1508 [Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1)
1509 if [ -x /usr/bin/logger ]; then
1510 logger "$0: DEBUG: $*"
1512 echo 1>&2 "$0: DEBUG: $*"
1518 # backup_file action file cur backup
1519 # Make a backup copy of `file' into `cur', and save the previous
1520 # version of `cur' as `backup' or use rcs for archiving.
1522 # This routine checks the value of the backup_uses_rcs variable,
1523 # which can be either YES or NO.
1525 # The `action' keyword can be one of the following:
1527 # add `file' is now being backed up (and is possibly
1528 # being reentered into the backups system). `cur'
1529 # is created and RCS files, if necessary, are
1532 # update `file' has changed and needs to be backed up.
1533 # If `cur' exists, it is copied to to `back' or
1534 # checked into RCS (if the repository file is old),
1535 # and then `file' is copied to `cur'. Another RCS
1536 # check in done here if RCS is being used.
1538 # remove `file' is no longer being tracked by the backups
1539 # system. If RCS is not being used, `cur' is moved
1540 # to `back', otherwise an empty file is checked in,
1541 # and then `cur' is removed.
1551 if checkyesno backup_uses_rcs; then
1552 _msg0="backup archive"
1555 # ensure that history file is not locked
1556 if [ -f $_cur,v ]; then
1557 rcs -q -u -U -M $_cur
1560 # ensure after switching to rcs that the
1561 # current backup is not lost
1562 if [ -f $_cur ]; then
1563 # no archive, or current newer than archive
1564 if [ ! -f $_cur,v -o $_cur -nt $_cur,v ]; then
1565 ci -q -f -u -t-"$_msg0" -m"$_msg1" $_cur
1574 ci -q -f -u -t-"$_msg0" -m"$_msg1" $_cur
1577 chown root:wheel $_cur $_cur,v
1581 ci -q -f -u -t-"$_msg0" -m"$_msg1" $_cur
1583 chown root:wheel $_cur $_cur,v
1590 if [ -f $_cur ]; then
1594 chown root:wheel $_cur
1603 # make_symlink src link
1604 # Make a symbolic link 'link' to src from basedir. If the
1605 # directory in which link is to be created does not exist
1606 # a warning will be displayed and an error will be returned.
1607 # Returns 0 on success, 1 otherwise.
1611 local src link linkdir _me
1614 linkdir="`dirname $link`"
1615 _me="make_symlink()"
1617 if [ -z "$src" -o -z "$link" ]; then
1618 warn "$_me: requires two arguments."
1621 if [ ! -d "$linkdir" ]; then
1622 warn "$_me: the directory $linkdir does not exist."
1625 if ! ln -sf $src $link; then
1626 warn "$_me: unable to make a symbolic link from $link to $src"
1632 # devfs_rulesets_from_file file
1633 # Reads a set of devfs commands from file, and creates
1634 # the specified rulesets with their rules. Returns non-zero
1635 # if there was an error.
1637 devfs_rulesets_from_file()
1639 local file _err _me _opts
1641 _me="devfs_rulesets_from_file"
1644 if [ -z "$file" ]; then
1645 warn "$_me: you must specify a file"
1648 if [ ! -e "$file" ]; then
1649 debug "$_me: no such file ($file)"
1653 # Disable globbing so that the rule patterns are not expanded
1654 # by accident with matching filesystem entries.
1657 debug "reading rulesets from file ($file)"
1665 rulenum=`expr "$line" : "\[.*=\([0-9]*\)\]"`
1666 if [ -z "$rulenum" ]; then
1667 warn "$_me: cannot extract rule number ($line)"
1671 rulename=`expr "$line" : "\[\(.*\)=[0-9]*\]"`
1672 if [ -z "$rulename" ]; then
1673 warn "$_me: cannot extract rule name ($line)"
1677 eval $rulename=\$rulenum
1678 debug "found ruleset: $rulename=$rulenum"
1679 if ! /sbin/devfs rule -s $rulenum delset; then
1685 rulecmd="${line%%"\#*"}"
1686 # evaluate the command incase it includes
1688 if [ -n "$rulecmd" ]; then
1689 debug "adding rule ($rulecmd)"
1690 if ! eval /sbin/devfs rule -s $rulenum $rulecmd
1698 if [ $_err -ne 0 ]; then
1699 debug "error in $_me"
1703 case $_opts in *f*) ;; *) set +f ;; esac
1707 # devfs_init_rulesets
1708 # Initializes rulesets from configuration files. Returns
1709 # non-zero if there was an error.
1711 devfs_init_rulesets()
1714 _me="devfs_init_rulesets"
1716 # Go through this only once
1717 if [ -n "$devfs_rulesets_init" ]; then
1718 debug "$_me: devfs rulesets already initialized"
1721 for file in $devfs_rulesets; do
1722 if ! devfs_rulesets_from_file $file; then
1723 warn "$_me: could not read rules from $file"
1727 devfs_rulesets_init=1
1728 debug "$_me: devfs rulesets initialized"
1732 # devfs_set_ruleset ruleset [dir]
1733 # Sets the default ruleset of dir to ruleset. The ruleset argument
1734 # must be a ruleset name as specified in devfs.rules(5) file.
1735 # Returns non-zero if it could not set it successfully.
1740 [ -n "$1" ] && eval rs=\$$1 || rs=
1741 [ -n "$2" ] && devdir="-m "$2"" || devdir=
1742 _me="devfs_set_ruleset"
1744 if [ -z "$rs" ]; then
1745 warn "$_me: you must specify a ruleset number"
1748 debug "$_me: setting ruleset ($rs) on mount-point (${devdir#-m })"
1749 if ! /sbin/devfs $devdir ruleset $rs; then
1750 warn "$_me: unable to set ruleset $rs to ${devdir#-m }"
1756 # devfs_apply_ruleset ruleset [dir]
1757 # Apply ruleset number $ruleset to the devfs mountpoint $dir.
1758 # The ruleset argument must be a ruleset name as specified
1759 # in a devfs.rules(5) file. Returns 0 on success or non-zero
1760 # if it could not apply the ruleset.
1762 devfs_apply_ruleset()
1765 [ -n "$1" ] && eval rs=\$$1 || rs=
1766 [ -n "$2" ] && devdir="-m "$2"" || devdir=
1767 _me="devfs_apply_ruleset"
1769 if [ -z "$rs" ]; then
1770 warn "$_me: you must specify a ruleset"
1773 debug "$_me: applying ruleset ($rs) to mount-point (${devdir#-m })"
1774 if ! /sbin/devfs $devdir rule -s $rs applyset; then
1775 warn "$_me: unable to apply ruleset $rs to ${devdir#-m }"
1781 # devfs_domount dir [ruleset]
1782 # Mount devfs on dir. If ruleset is specified it is set
1783 # on the mount-point. It must also be a ruleset name as specified
1784 # in a devfs.rules(5) file. Returns 0 on success.
1790 [ -n "$2" ] && rs=$2 || rs=
1791 _me="devfs_domount()"
1793 if [ -z "$devdir" ]; then
1794 warn "$_me: you must specify a mount-point"
1797 debug "$_me: mount-point is ($devdir), ruleset is ($rs)"
1798 if ! mount -t devfs dev "$devdir"; then
1799 warn "$_me: Unable to mount devfs on $devdir"
1802 if [ -n "$rs" ]; then
1804 devfs_set_ruleset $rs $devdir
1805 devfs -m $devdir rule applyset
1810 # Provide a function for normalizing the mounting of memory
1811 # filesystems. This should allow the rest of the code here to remain
1812 # as close as possible between 5-current and 4-stable.
1815 # $3 = (optional) extra mdmfs flags
1818 if [ -n "$3" ]; then
1821 /sbin/mdmfs $flags -s $1 md $2
1824 # Code common to scripts that need to load a kernel module
1825 # if it isn't in the kernel yet. Syntax:
1826 # load_kld [-e regex] [-m module] file
1827 # where -e or -m chooses the way to check if the module
1828 # is already loaded:
1829 # regex is egrep'd in the output from `kldstat -v',
1830 # module is passed to `kldstat -m'.
1831 # The default way is as though `-m file' were specified.
1834 local _loaded _mod _opt _re
1836 while getopts "e:m:" _opt; do
1839 m) _mod="$OPTARG" ;;
1840 *) err 3 'USAGE: load_kld [-e regex] [-m module] file' ;;
1843 shift $(($OPTIND - 1))
1844 if [ $# -ne 1 ]; then
1845 err 3 'USAGE: load_kld [-e regex] [-m module] file'
1849 if [ -n "$_re" ]; then
1850 if kldstat -v | egrep -q -e "$_re"; then
1854 if kldstat -q -m "$_mod"; then
1859 if ! kldload "$1"; then
1860 warn "Unable to load kernel module $1"
1863 info "$1 kernel module loaded."
1866 debug "load_kld: $1 kernel module already loaded."
1871 # ltr str src dst [var]
1872 # Change every $src in $str to $dst.
1873 # Useful when /usr is not yet mounted and we cannot use tr(1), sed(1) nor
1874 # awk(1). If var is non-NULL, set it to the result.
1877 local _str _src _dst _out _com _var
1885 for _com in ${_str}; do
1886 if [ -z "${_out}" ]; then
1889 _out="${_out}${_dst}${_com}"
1892 if [ -n "${_var}" ]; then
1893 setvar "${_var}" "${_out}"
1899 # Creates a list of providers for GELI encryption.
1902 local devices devices2
1903 local provider mountpoint type options rest
1905 # Create list of GELI providers from fstab.
1906 while read provider mountpoint type options rest ; do
1907 case ":${options}" in
1916 case ":${provider}" in
1921 # Skip swap devices.
1922 if [ "${type}" = "swap" -o "${options}" = "sw" -o "${noauto}" = "yes" ]; then
1925 devices="${devices} ${provider}"
1930 # Append providers from geli_devices.
1931 devices="${devices} ${geli_devices}"
1933 for provider in ${devices}; do
1934 provider=${provider%.eli}
1935 provider=${provider#/dev/}
1936 devices2="${devices2} ${provider}"
1942 # Find scripts in local_startup directories that use the old syntax
1944 find_local_scripts_old() {
1947 for dir in ${local_startup}; do
1948 if [ -d "${dir}" ]; then
1949 for file in ${dir}/[0-9]*.sh; do
1950 grep '^# PROVIDE:' $file >/dev/null 2>&1 &&
1952 zlist="$zlist $file"
1954 for file in ${dir}/[!0-9]*.sh; do
1955 grep '^# PROVIDE:' $file >/dev/null 2>&1 &&
1957 slist="$slist $file"
1963 find_local_scripts_new() {
1965 for dir in ${local_startup}; do
1966 if [ -d "${dir}" ]; then
1967 for file in `grep -l '^# PROVIDE:' ${dir}/* 2>/dev/null`; do
1970 *) if [ -x "$file" ]; then
1971 local_rc="${local_rc} ${file}"
1980 # check_required_{before|after} command
1981 # Check for things required by the command before and after its precmd,
1982 # respectively. The two separate functions are needed because some
1983 # conditions should prevent precmd from being run while other things
1984 # depend on precmd having already been run.
1986 check_required_before()
1992 for _f in $required_vars; do
1993 if ! checkyesno $_f; then
1994 warn "\$${_f} is not enabled."
1995 if [ -z "$rc_force" ]; then
2001 for _f in $required_dirs; do
2002 if [ ! -d "${_f}/." ]; then
2003 warn "${_f} is not a directory."
2004 if [ -z "$rc_force" ]; then
2010 for _f in $required_files; do
2011 if [ ! -r "${_f}" ]; then
2012 warn "${_f} is not readable."
2013 if [ -z "$rc_force" ]; then
2024 check_required_after()
2030 for _f in $required_modules; do
2032 *~*) _args="-e ${_f#*~} ${_f%%~*}" ;;
2033 *:*) _args="-m ${_f#*:} ${_f%%:*}" ;;
2036 if ! load_kld ${_args}; then
2037 if [ -z "$rc_force" ]; then
2049 # Return true if security.jail.$mib exists and set to 1.
2056 if _v=$(${SYSCTL_N} "security.jail.$_mib" 2> /dev/null); then
2064 # check_kern_features mib
2065 # Return existence of kern.features.* sysctl MIB as true or
2066 # false. The result will be cached in $_rc_cache_kern_features_
2067 # namespace. "0" means the kern.features.X exists.
2069 check_kern_features()
2073 [ -n "$1" ] || return 1;
2074 eval _v=\$_rc_cache_kern_features_$1
2075 [ -n "$_v" ] && return "$_v";
2077 if ${SYSCTL_N} kern.features.$1 > /dev/null 2>&1; then
2078 eval _rc_cache_kern_features_$1=0
2081 eval _rc_cache_kern_features_$1=1
2086 # check_namevarlist var
2087 # Return "0" if ${name}_var is reserved in rc.subr.
2089 _rc_namevarlist="program chroot chdir env flags fib nice user group groups prepend"
2094 for _v in $_rc_namevarlist; do
2103 # _echoonce var msg mode
2104 # mode=0: Echo $msg if ${$var} is empty.
2105 # After doing echo, a string is set to ${$var}.
2107 # mode=1: Echo $msg if ${$var} is a string with non-zero length.
2111 local _var _msg _mode
2117 1) [ -n "$_var" ] && echo "$_msg" ;;
2118 *) [ -z "$_var" ] && echo -n "$_msg" && eval "$1=finished" ;;
2122 fi # [ -z "${_rc_subr_loaded}" ]