change for new pid script

Signed-off-by: Michel-FK <michel.stempin@funkey-project.com>

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/gamegear_launch.sh

@@ -5,6 +5,6 @@ cp /usr/games/mednafen-09x.cfg ${MEDNAFEN_HOME}/
 # Launch the process in background, record the PID into a file, wait
 # for the process to terminate and erase the recorded PID
 mednafen -fs 1 -gg.stretch full "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/gb_launch.sh

@@ -3,6 +3,6 @@
 # Launch the process in background, record the PID into a file, wait
 # for the process to terminate and erase the recorded PID
 sdlgnuboy --syncrtc --stereo=0 "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/gba_launch_gpsp.sh

@@ -4,7 +4,7 @@
 # for the process to terminate and erase the recorded PID
 cd ${HOME}
 gpsp "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase
 

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/gba_launch_mednafen.sh

@@ -3,6 +3,6 @@
 # Launch the process in background, record the PID into a file, wait
 # for the process to terminate and erase the recorded PID
 gpsp "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/lynx_launch.sh

@@ -5,6 +5,6 @@ cp /usr/games/mednafen-09x.cfg ${MEDNAFEN_HOME}/
 # Launch the process in background, record the PID into a file, wait
 # for the process to terminate and erase the recorded PID
 mednafen -fs 1 -lynx.stretch full "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/mame_launch_mednafen.sh

@@ -5,6 +5,6 @@ cp /usr/games/mednafen-09x.cfg ${MEDNAFEN_HOME}/
 # Launch the process in background, record the PID into a file, wait
 # for the process to terminate and erase the recorded PID
 mednafen -sound 1 -soundrate 22050 -soundbufsize 100 -vdriver sdl -frameskip 1  -fs 0 "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/megadrive_launch.sh

@@ -3,6 +3,6 @@
 # Launch the process in background, record the PID into a file, wait
 # for the process to terminate and erase the recorded PID
 PicoDrive "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/nes_launch.sh

@@ -3,6 +3,6 @@
 # Launch the process in background, record the PID into a file, wait
 # for the process to terminate and erase the recorded PID
 fceux "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/ngp_launch.sh

@@ -5,6 +5,6 @@ cp /usr/games/mednafen-09x.cfg ${MEDNAFEN_HOME}/
 # Launch the process in background, record the PID into a file, wait
 # for the process to terminate and erase the recorded PID
 mednafen -fs 1 -ngp.stretch full "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/pce_launch.sh

@@ -5,6 +5,6 @@ cp /usr/games/mednafen-09x.cfg ${MEDNAFEN_HOME}/
 # Launch the process in background, record the PID into a file, wait
 # for the process to terminate and erase the recorded PID
 mednafen -fs 1 -force_module pce_fast -pce_fast.stretch full "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/psone_launch_mednafen.sh

@@ -3,6 +3,6 @@
 # Launch the process in background, record the PID into a file, wait
 # for the process to terminate and erase the recorded PID
 pcsx -frameskip -cdfile "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/psone_launch_pcsx.sh

@@ -3,6 +3,6 @@
 # Launch the process in background, record the PID into a file, wait
 # for the process to terminate and erase the recorded PID
 pcsx -cdfile "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/sms_launch.sh

@@ -3,6 +3,6 @@
 # Launch the process in background, record the PID into a file, wait
 # for the process to terminate and erase the recorded PID
 PicoDrive "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/snes_launch.sh

@@ -3,6 +3,6 @@
 # Launch the process in background, record the PID into a file, wait
 # for the process to terminate and erase the recorded PID
 psnes "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/snes_launch_mednafen.sh

@@ -3,6 +3,6 @@
 # Launch the process in background, record the PID into a file, wait
 # for the process to terminate and erase the recorded PID
 psnes "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase

FunKey/board/funkey/rootfs-overlay/usr/games/launchers/wonderswan_launch.sh

@@ -5,6 +5,6 @@ cp /usr/games/mednafen-09x.cfg ${MEDNAFEN_HOME}/
 # Launch the process in background, record the PID into a file, wait
 # for the process to terminate and erase the recorded PID
 mednafen -fs 1 -wswan.stretch full "$1"&
-record_pid $!
+pid record $!
 wait $!
-erase_pid
+pid erase

FunKey/board/funkey/rootfs-overlay/usr/local/sbin/erase_pid

@@ -1,12 +0,0 @@
-#!/bin/sh
-
-# Uncomment the following line to get debug info
-#set -x
-
-# Check args
-if [ ${#} -ne 0 ]; then
-    echo "Usage: $(basename ${0})"
-    exit 1
-fi
-rm -f /var/run/funkey.pid
-exit 0

FunKey/board/funkey/rootfs-overlay/usr/local/sbin/frontend

@@ -94,9 +94,9 @@ init_frontend() {
 
 	    # Record the PID into a file, wait for the process to
 	    # terminate and erase the recorded PID
-	    record_pid $!
+	    pid record $!
 	    wait $!
-	    erase_pid
+	    pid erase
 
 	    # In case retrofe/opkrun quits with errors, clear graphic VT
 	    termfix_all

FunKey/board/funkey/rootfs-overlay/usr/local/sbin/instant_play

@@ -57,9 +57,9 @@ case ${1} in
 	# terminate and erase the recorded PID
 	cat << EOF >> "${INSTANT_PLAY_FILE}"
 &
-record_pid \$!
+pid record \$!
 wait \$!
-erase_pid
+pid erase
 EOF
 
 	# Now terminate gracefully

FunKey/board/funkey/rootfs-overlay/usr/local/sbin/pid

@@ -0,0 +1,47 @@
+#!/bin/sh
+
+# Uncomment the following line to get debug info
+#set -x
+
+SELF="$(basename ${0})"
+PID_FILE="/var/run/funkey.pid"
+
+usage() {
+    >&2 echo "Usage: ${SELF} record pid"
+    >&2 echo "       ${SELF} erase"
+    exit 1
+}
+
+record_pid() {
+    local pid="${1}"
+    if ! [ ! "${pid}" -ne "${pid}" ]; then
+	>&2 echo "error: ${pid} is not a number"
+	exit 2
+    fi
+    echo "${1}" > "${PID_FILE}"
+}
+
+erase_pid() {
+    rm -f "${PID_FILE}"
+}
+
+case "${1}" in
+    record)
+	if [ ${#} -ne 2 ]; then
+	    usage
+	fi
+	record_pid "${2}"
+	;;
+
+    erase)
+	if [ ${#} -ne 1 ]; then
+	    usage
+	fi
+	erase_pid
+	;;
+
+    *)
+	usage
+	;;
+esac
+exit 0

FunKey/board/funkey/rootfs-overlay/usr/local/sbin/record_pid

@@ -1,12 +0,0 @@
-#!/bin/sh
-
-# Uncomment the following line to get debug info
-#set -x
-
-# Check args
-if [ ${#} -ne 1 ]; then
-    echo "Usage: $(basename ${0}) pid"
-    exit 1
-fi
-echo ${1} > /var/run/funkey.pid
-exit 0