don't use CONFIG_PATH os var, fixes #241

priv/templates/extended_bin.dtl

@@ -99,17 +99,17 @@ fi
 # Make sure log directory exists
 mkdir -p "$RUNNER_LOG_DIR"
 
-if [ -z "$CONFIG_PATH" ]; then
+if [ -z "$RELX_CONFIG_PATH" ]; then
     if [ -f "$USE_DIR/sys.config" ]; then
-        CONFIG_PATH="$USE_DIR/sys.config"
+        RELX_CONFIG_PATH="$USE_DIR/sys.config"
     else
-        CONFIG_PATH="$REL_DIR/sys.config"
+        RELX_CONFIG_PATH="$REL_DIR/sys.config"
     fi
 fi
 
 if [ $RELX_REPLACE_OS_VARS ]; then
-    awk '{while(match($0,"[$]{[^}]*}")) {var=substr($0,RSTART+2,RLENGTH -3);gsub("[$]{"var"}",ENVIRON[var])}}1' < $CONFIG_PATH > $CONFIG_PATH.2.config
-    CONFIG_PATH=$CONFIG_PATH.2.config
+    awk '{while(match($0,"[$]{[^}]*}")) {var=substr($0,RSTART+2,RLENGTH -3);gsub("[$]{"var"}",ENVIRON[var])}}1' < $RELX_CONFIG_PATH > $RELX_CONFIG_PATH.2.config
+    RELX_CONFIG_PATH=$RELX_CONFIG_PATH.2.config
 fi
 
 # Extract the target node name from node.args
@@ -345,7 +345,7 @@ case "$1" in
         # Build it here because this command will be used for logging.
         set -- "$BINDIR/erlexec" -boot "$BOOTFILE" \
             -boot_var ERTS_LIB_DIR "$ERTS_LIB_DIR" \
-            -env ERL_LIBS "$REL_DIR/lib" -config "$CONFIG_PATH" \
+            -env ERL_LIBS "$REL_DIR/lib" -config "$RELX_CONFIG_PATH" \
             -args_file "$VMARGS_PATH"
 
         # Dump environment info for logging purposes
@@ -380,7 +380,7 @@ case "$1" in
         # Build an array of arguments to pass to exec later on
         # Build it here because this command will be used for logging.
         set -- "$BINDIR/erlexec" $FOREGROUNDOPTIONS \
-            -boot "$REL_DIR/$BOOTFILE" -mode "$CODE_LOADING_MODE" -config "$CONFIG_PATH" \
+            -boot "$REL_DIR/$BOOTFILE" -mode "$CODE_LOADING_MODE" -config "$RELX_CONFIG_PATH" \
             -boot_var ERTS_LIB_DIR "$ERTS_LIB_DIR" \
             -args_file "$VMARGS_PATH"