Merge branch '6648-netio-syntax-error' into 'master'

fix syntax error -eq: unary operator expected

See merge request !160

check_netio

@@ -9,12 +9,13 @@
 # 2023-08-21  v1.1  <axel.hahn@unibe.ch>      add help; add param -i
 # 2023-08-22  v1.2  <axel.hahn@unibe.ch>      send perf data on single interface too; interfaces in alphabetic order; no more tmp file
 # 2023-08-22  v1.3  <axel.hahn@unibe.ch>      show status line with 2 digits after "."
+# 2023-09-22  v1.4  <axel.hahn@unibe.ch>      fix syntax error -eq: unary operator expected
 # ======================================================================
 
 
 . $( dirname $0 )/inc_pluginfunctions
 
-export self_APPVERSION=1.2
+export self_APPVERSION=1.4
 
 
 # ----------------------------------------------------------------------
@@ -57,9 +58,9 @@ EOF
 # MAIN
 # ----------------------------------------------------------------------
 
-bOptHelp=$( ph.hasParamoption "h" "$@")
+ph.hasParamoption "h" "$@"; bOptHelp=$?
 
-if [ $bOptHelp -eq 1 ]; then
+if [ $bOptHelp -eq 0 ]; then
     showHelp
     exit 0
 fi

docs/20_Checks/check_netio.md

@@ -17,7 +17,7 @@ This plugin scans `/proc/net/dev` with the regex `eth|en[ops][0-9]*` to show a f
 ______________________________________________________________________
 
 CHECK_NETIO
-v1.1
+v1.4
 
 (c) Institute for Medical Education - University of Bern
 Licence: GNU GPL 3