Initial work for supporting multiple instances

Service rename works, but we also need to handle config file,
log file, log pipe, eeprom file and maybe something more.

This feature was requested in https://bit.ly/3fL0fLn

Author: mfalkvidd

Makefile

@@ -18,7 +18,7 @@ include $(CONFIG_FILE)
 CPPFLAGS+=-Ofast -g -Wall -Wextra
 DEPFLAGS=-MT $@ -MMD -MP
 
-GATEWAY_BIN=mysgw
+GATEWAY_BIN=$(SERVICE_NAME)
 GATEWAY=$(BINDIR)/$(GATEWAY_BIN)
 GATEWAY_C_SOURCES=$(wildcard hal/architecture/Linux/drivers/core/*.c)
 GATEWAY_CPP_SOURCES=$(wildcard hal/architecture/Linux/drivers/core/*.cpp) examples_linux/mysgw.cpp
@@ -124,31 +124,33 @@ install-gateway:
 
 install-initscripts:
 ifeq ($(INIT_SYSTEM), systemd)
-	install -m0644 initscripts/mysgw.systemd ${DESTDIR}/etc/systemd/system/mysgw.service
-	@sed -i -e "s|%gateway_dir%|${GATEWAY_DIR}|g" ${DESTDIR}/etc/systemd/system/mysgw.service
+	install -m0644 initscripts/mysgw.systemd ${DESTDIR}/etc/systemd/system/${SERVICE_NAME}.service
+	@sed -i -e "s|%gateway_dir%|${GATEWAY_DIR}|g" ${DESTDIR}/etc/systemd/system/${SERVICE_NAME}.service
+	@sed -i -e "s|%mysgw%|${SERVICE_NAME}|g" ${DESTDIR}/etc/systemd/system/${SERVICE_NAME}.service
 	systemctl daemon-reload
 	@echo "MySensors gateway has been installed, to add to the boot run:"
-	@echo "  sudo systemctl enable mysgw.service"
+	@echo "  sudo systemctl enable ${SERVICE_NAME}.service"
 	@echo "To start the gateway run:"
-	@echo "  sudo systemctl start mysgw.service"
+	@echo "  sudo systemctl start ${SERVICE_NAME}.service"
 else ifeq ($(INIT_SYSTEM), sysvinit)
-	install -m0755 initscripts/mysgw.sysvinit ${DESTDIR}/etc/init.d/mysgw
-	@sed -i -e "s|%gateway_dir%|${GATEWAY_DIR}|g" ${DESTDIR}/etc/init.d/mysgw
+	install -m0755 initscripts/mysgw.sysvinit ${DESTDIR}/etc/init.d/${SERVICE_NAME}
+	@sed -i -e "s|%gateway_dir%|${GATEWAY_DIR}|g" ${DESTDIR}/etc/init.d/${SERVICE_NAME}
+	@sed -i -e "s|%mysgw%|${SERVICE_NAME}|g" ${DESTDIR}/etc/init.d/${SERVICE_NAME}
 	@echo "MySensors gateway has been installed, to add to the boot run:"
-	@echo "  sudo update-rc.d mysgw defaults"
+	@echo "  sudo update-rc.d ${SERVICE_NAME} defaults"
 	@echo "To start the gateway run:"
-	@echo "  sudo service mysgw start"
+	@echo "  sudo service ${SERVICE_NAME} start"
 endif
 
 uninstall:
 ifeq ($(INIT_SYSTEM), systemd)
-	@echo "Stopping daemon mysgw (ignore errors)"
-	-@systemctl stop mysgw.service
+	@echo "Stopping daemon ${SERVICE_NAME} (ignore errors)"
+	-@systemctl stop ${SERVICE_NAME}.service
 	@echo "removing files"
-	rm /etc/systemd/system/mysgw.service $(GATEWAY_DIR)/$(GATEWAY_BIN)
+	rm /etc/systemd/system/${SERVICE_NAME}.service $(GATEWAY_DIR)/$(GATEWAY_BIN)
 else ifeq ($(INIT_SYSTEM), sysvinit)
-	@echo "Stopping daemon mysgw (ignore errors)"
-	-@service mysgw stop
+	@echo "Stopping daemon ${SERVICE_NAME} (ignore errors)"
+	-@service ${SERVICE_NAME} stop
 	@echo "removing files"
-	rm /etc/init.d/mysgw $(GATEWAY_DIR)/$(GATEWAY_BIN)
+	rm /etc/init.d/${SERVICE_NAME} $(GATEWAY_DIR)/$(GATEWAY_BIN)
 endif

configure

@@ -4,7 +4,7 @@
 # Original work: https://github.com/TMRh20/RF24/blob/master/configure
 
 function help {
-cat <<EOF	
+cat <<EOF
 configure script for MySensors gateway.
 Options:
 
@@ -34,6 +34,7 @@ Building options:
 Installation options:
     --prefix=<PREFIX>           Installation prefix path. [/usr/local]
     --gateway-dir=<DIR>         Gateway files installation directory. [PREFIX/bin]
+    --service-name=<NAME>       Name for the binary and systemd service. [mysgw]
 
 MySensors options:
     --my-debug=[enable|disable] Enables or disables MySensors core debugging. [enable]
@@ -297,7 +298,7 @@ signing=none
 signing_request_signatures=false
 encryption=false
 
-params="SOC CFLAGS CXXFLAGS CPPFLAGS LDFLAGS PREFIX CC CXX ARDUINO_LIB_DIR BUILDDIR BINDIR GATEWAY_DIR INIT_SYSTEM SPI_DRIVER"
+params="SOC CFLAGS CXXFLAGS CPPFLAGS LDFLAGS PREFIX CC CXX ARDUINO_LIB_DIR BUILDDIR BINDIR GATEWAY_DIR INIT_SYSTEM SPI_DRIVER SERVICE_NAME"
 
 for opt do
     if [ "$opt" = "-h" ] || [ "$opt" = "--help" ]; then
@@ -345,6 +346,9 @@ for opt do
     --bin-dir=*)
         BINDIR="$optarg"
         ;;
+    --service-name=*)
+		SERVICE_NAME="$optarg"
+		;;
     --no-clean*)
         NO_CLEAN="1"
         ;;
@@ -547,6 +551,7 @@ PREFIX=${PREFIX:-/usr/local}
 BUILDDIR=${BUILDDIR:-build}
 BINDIR=${BINDIR:-bin}
 GATEWAY_DIR=${GATEWAY_DIR:-${PREFIX}/bin}
+SERVICE_NAME=${SERVICE_NAME:-mysgw}
 CC=${CC:-gcc}
 CXX=${CXX:-g++}
 CXXFLAGS="$CXXFLAGS -std=c++11"