File: inpath

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bash 4.4-5
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#! /bin/sh
#
# Search $PATH for a file the same name as $1; return TRUE if found.
#

command=$1
[ -n "$command" ] || exit 1

set `echo $PATH | sed 's/^:/.:/
			s/::/:.:/g
			s/:$/:./
			s/:/ /g'`
	
while [ $# -ne 0 ] ; do
	[ -f $1/$command ] && exit 0	# test -x not universal
	shift
done

exit 1