#!/bin/bash


usage(){
  cat <<EOF
findexe [name_of_bin]

for example:
  findexe vim

prints out the path of the binary.

returns 0 on success.
        1 on failure.
EOF
  exit 1
}


[ $# -eq 1 ] || usage

searchit="$1"
while read f ; do 
  if [ $(basename $f) = $searchit ] ; then 
    echo $f 
    exit 0
  fi
done < <(whereis $searchit | tr ' ' '\n')

exit 1


#--------------------------------------------------
# Test drive:
# 
# $: bash testerrno.sh vim
# /usr/bin/vim
# $: echo $?    -- the $? gives us the return value of the script
# 0
# $: bash testerrno.sh vi
# /usr/bin/vi
# $: echo $?
# 0
# $: bash testerrno.sh v
# $: echo $?
# 1
#--------------------------------------------------