Centralize setting of product-dependent g_* variables

Signed-off-by: Tom Eastep <teastep@shorewall.net>

Shorewall-core/lib.base

@@ -26,53 +26,62 @@
 
 SHOREWALL_LIBVERSION=40509
 
-[ -n "${g_program:=shorewall}" ]
+setup_environment() {
+    g_basedir=${SHAREDIR}/shorewall
 
-if [ -z "$g_readrc" ]; then
+    g_sharedir="$SHAREDIR"/$PRODUCT
+    g_confdir="$CONFDIR"/$PRODUCT
+
+    g_program=$PRODUCT
+
+    case $g_program in
+	shorewall)
+	    g_product="Shorewall"
+	    g_family=4
+	    g_tool=iptables
+	    g_lite=
+	    ;;
+	shorewall6)
+	    g_product="Shorewall6"
+	    g_family=6
+	    g_tool=ip6tables
+	    g_lite=
+	    ;;
+	shorewall-lite)
+	    g_product="Shorewall Lite"
+	    g_family=4
+	    g_tool=iptables
+	    g_lite=Yes
+	    ;;
+	shorewall6-lite)
+	    g_product="Shorewall6 Lite"
+	    g_family=6
+	    g_tool=ip6tables
+	    g_lite=Yes
+	    ;;
+	*)
+	    echo "   ERROR: Unknown PRODUCT ($PRODUCT)" >&2
+	    exit 1
+	    ;;
+    esac
+
+    if [ -z "${VARLIB}" ]; then
+	VARLIB=${VARDIR}
+	VARDIR=${VARLIB}/$g_program
+    elif [ -z "${VARDIR}" ]; then
+	VARDIR="${VARLIB}/${PRODUCT}"
+    fi
+}
+
+if [ -z "$PRODUCT" ]; then
+    PRODUCT=shorewall
     #
     # This is modified by the installer when ${SHAREDIR} != /usr/share
     #
     . /usr/share/shorewall/shorewallrc
-
-    g_sharedir="$SHAREDIR"/$g_program
-    g_confdir="$CONFDIR"/$g_program
     g_readrc=1
-fi
 
-g_basedir=${SHAREDIR}/shorewall
+    setup_environment
-
-case $g_program in
-    shorewall)
-	g_product="Shorewall"
-	g_family=4
-	g_tool=iptables
-	g_lite=
-	;;
-    shorewall6)
-	g_product="Shorewall6"
-	g_family=6
-	g_tool=ip6tables
-	g_lite=
-	;;
-    shorewall-lite)
-	g_product="Shorewall Lite"
-	g_family=4
-	g_tool=iptables
-	g_lite=Yes
-	;;
-    shorewall6-lite)
-	g_product="Shorewall6 Lite"
-	g_family=6
-	g_tool=ip6tables
-	g_lite=Yes
-	;;
-esac
-
-if [ -z "${VARLIB}" ]; then
-    VARLIB=${VARDIR}
-    VARDIR=${VARLIB}/$g_program
-elif [ -z "${VARDIR}" ]; then
-    VARDIR="${VARLIB}/${PRODUCT}"
 fi
 
 #

Shorewall-core/lib.cli

@@ -27,20 +27,17 @@
 
 SHOREWALL_CAPVERSION=50004
 
-[ -n "${g_program:=shorewall}" ]
-
 if [ -z "$g_readrc" ]; then
     #
     # This is modified by the installer when ${SHAREDIR} <> /usr/share
     #
     . /usr/share/shorewall/shorewallrc
 
-    g_sharedir="$SHAREDIR"/$g_program
-    g_confdir="$CONFDIR"/$g_program
     g_readrc=1
+    g_basedir=${SHAREDIR}/shorewall
 fi
 
-. ${SHAREDIR}/shorewall/lib.base
+. ${g_basedir}/lib.base
 
 #
 # Issue an error message and die
@@ -4370,8 +4367,6 @@ shorewall_cli() {
     VERBOSE=
     VERBOSITY=1
 
-    [ -n "$g_lite" ] || . ${g_basedir}/lib.cli-std
-
     finished=0
 
     while [ $finished -eq 0 ]; do
@@ -4486,6 +4481,10 @@ shorewall_cli() {
 	usage 1
     fi
 
+    setup_environment
+
+    [ -n "$g_lite" ] || . ${SHAREDIR}/shorewall/lib.cli-std
+
     PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/bin:/usr/local/sbin
     MUTEX_TIMEOUT=
 

Shorewall-lite/shorewall-lite

@@ -32,11 +32,9 @@ PRODUCT=shorewall-lite
 #
 . /usr/share/shorewall/shorewallrc
 
-g_program=$PRODUCT
-g_sharedir="$SHAREDIR"/shorewall-lite
-g_confdir="$CONFDIR"/shorewall-lite
 g_readrc=1
+g_basedir=${SHAREDIR}/shorewall
 
-. ${SHAREDIR}/shorewall/lib.cli
+. ${g_basedir}/lib.cli
 
 shorewall_cli $@

Shorewall/shorewall

@@ -32,11 +32,9 @@ PRODUCT=shorewall
 #
 . /usr/share/shorewall/shorewallrc
 
-g_program=$PRODUCT
-g_sharedir="$SHAREDIR"/shorewall
-g_confdir="$CONFDIR"/shorewall
 g_readrc=1
+g_basedir=${SHAREDIR}/shorewall
 
-. $g_sharedir/lib.cli
+. ${g_basedir}/lib.cli
 
 shorewall_cli $@

Shorewall6-lite/shorewall6-lite

@@ -32,11 +32,9 @@ PRODUCT=shorewall6-lite
 #
 . /usr/share/shorewall/shorewallrc
 
-g_program=$PRODUCT
+g_basedir=${SHAREDIR}/shorewall
-g_sharedir="$SHAREDIR"/shorewall6-lite
-g_confdir="$CONFDIR"/shorewall6-lite
 g_readrc=1
 
-. ${SHAREDIR}/shorewall/lib.cli
+. ${g_basedir}/lib.cli
 
 shorewall_cli $@

Shorewall6/shorewall6

@@ -32,11 +32,9 @@ PRODUCT=shorewall6
 #
 . /usr/share/shorewall/shorewallrc
 
-g_program=$PRODUCT
-g_sharedir="$SHAREDIR"/shorewall6
-g_confdir="$CONFDIR"/shorewall6
 g_readrc=1
+g_basedir=${SHAREDIR}/shorewall
 
-. ${SHAREDIR}/shorewall/lib.cli
+. ${g_basedir}/lib.cli
 
 shorewall_cli $@