check-host-xzcat.sh 223 B

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  1. #!/bin/sh
  2. candidate="$1"
  3. xzcat=`which $candidate 2>/dev/null`
  4. if [ ! -x "$xzcat" ]; then
  5. xzcat=`which xzcat 2>/dev/null`
  6. if [ ! -x "$xzcat" ]; then
  7. # echo nothing: no suitable xzcat found
  8. exit 1
  9. fi
  10. fi
  11. echo $xzcat