blob: ecd7134c8595fbc7e81296b7831ccd9aa79e277f [file] [log] [blame]
#!/bin/sh
# Returns 0 (success) if the given program is runnable.
#
# This is better than using [ -x /usr/bin/program ] because it avoids
# the need to hardcode the program's path; it searches $PATH instead.
#
if [ $# != 1 ]; then
echo "usage: $0 <programname>" >&2
exit 1
fi
type "$1" >/dev/null 2>&1