openwrt/tools/sed/sedcheck.sh

   1 #!/bin/sh
   2
   3 if [ -x /usr/bin/sed ]; then
   4     SED="/usr/bin/sed";
   5 else
   6     if [ -x /bin/sed ]; then
   7         SED="/bin/sed";
   8     fi;
   9 fi;
  10
  11 echo "HELLO" > .sedtest
  12 $SED -i -e "s/HELLO/GOODBYE/" .sedtest >/dev/null 2>&1
  13
  14 case "$1" in
  15         *)
  16                 if [ $? != 0 ] ; then
  17                         echo build-sed-host-binary
  18                 else
  19                         echo use-sed-host-binary
  20                 fi;
  21         ;;
  22 esac
  23 rm -f .sedtest*
  24