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# $Id$
# Contains:
# manage all vdr-command-line-options
# Loading of rc-script addons
# General routine to wait for conditions (svdrp/existing dvb-device-nodes ...)
#
: ${vdr_rc_dir:=/usr/share/vdr/rcscript}
: ${SCRIPT_DEBUG_LEVEL:=0}
SCRIPT_API=2
read_caps
test_vdr_process() {
pidof "${VDR_BIN}" >/dev/null
}
getvdrversion() {
local include_dir=/usr/include/vdr
VDRVERSION=$(awk -F'"' '/define VDRVERSION/ {print $2}' ${include_dir}/config.h)
APIVERSION=$(awk -F'"' '/define APIVERSION/ {print $2}' ${include_dir}/config.h)
[ -z "${APIVERSION}" ] && APIVERSION="${VDRVERSION}"
VDRNAME=vdr
yesno "${SHOW_VDR_VERSION}" && VDRNAME=${VDRNAME}-${VDRVERSION}
}
[ -z "${VDR_BIN}" ] && VDR_BIN=/usr/bin/vdr
getvdrversion
getvdrversnum() {
local include_dir=/usr/include/vdr
VDRVERSNUM=$(awk '/define VDRVERSNUM/ {print $3}' ${include_dir}/config.h)
}
getvdrversnum
init_params() {
# init variables for vdr/daemonctrl parameters
vdr_opts=""
daemonctrl_opts=""
}
add_daemonctrl_param() {
while [ -n "$1" ]; do
daemonctrl_opts="${daemonctrl_opts} '$1'"
shift;
done
}
add_param() {
while [ -n "$1" ]; do
vdr_opts="${vdr_opts} '$1'"
shift
done
}
#
# void load_addons_prefixed(char *prefix)
#
load_addons_prefixed() {
local addon_prefix=$1 call_func=${2:-addon_main} basename= ret=0
for addon in ${vdr_rc_dir}/${addon_prefix}-*.sh; do
load_addon ${addon} ${call_func}
ret="$?"
if [ "${ret}" != "0" ]; then
ewarn "Addon ${addon} failed."
break
fi
done
return $ret
}
load_addon() {
local addon=${1} func=${2:-addon_main}
local fname="${vdr_rc_dir}/${addon}.sh"
[ -f ${fname} ] || fname="${addon}"
[ -f "${fname}" ] || return 0
# fallback
eval "${func}() { :; }"
# source addon
sh -n "${fname}" || return 1
. "${fname}" || return 1
# execute requested function
eval ${func}
}
has_debuglevel() {
[ "${SCRIPT_DEBUG_LEVEL}" -ge "${1}" ]
}
debug_msg() {
has_debuglevel 1 && einfo "$@"
}
# should no longer be used
einfo_level1() {
debug_msg "$@"
}
einfo_level2() {
debug_msg "$@"
}
quote_parameters() {
local item
local txt=""
for item; do
case "${item}" in
*\ *)
txt="${txt} \"${item}\""
;;
*)
txt="${txt} ${item}"
;;
esac
done
echo "${txt}"
}
# int waitfor (int waittime, void (*condition)(void))
# returns
# 0 when condition returns true
# 1 on timeout
# 2 on other failure
# condition should return
# 0 for success
# 1 for call later again
# 2 failure, break waiting
waitfor() {
local waittime="$1" cond="$2" waited=0 status=1
eval ${cond}; status=$?
while [ "${status}" = 1 -a "${waited}" -lt "${waittime}" ]; do
sleep 1; waited=$(($waited+1))
eval ${cond}; status=$?
done
debug_msg "waited ${waited} seconds on ${cond}"
return $status
}
add_wait_condition() {
eval cond_done_$1=0
waitconditions="${waitconditions} $1 "
}
wait_for_multiple_condition() {
local already_done
ret=0
condition_msg=""
for cond in ${waitconditions}; do
# check if marked as done
eval already_done=\$cond_done_${cond}
[ "${already_done}" = 1 ] && continue
eval ${cond}
case "$?" in
0)
eval cond_done_${cond}=1
;;
1)
ret=1
;;
2)
return 2
;;
esac
done
return $ret
}
error_mesg() {
eerror "$@"
vdr_log "$@"
}
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