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#!/bin/sh
# Some optional functions in THESIAH require programs not installed by default. I
# use this little script to check to see if a command exists and if it doesn't
# it informs the user that they need that command to continue. This is used in
# various other scripts for clarity's sake.
for x in "$@"; do
if ! command -v "$x" >/dev/null 2>&1; then
echo "📦 $x must be installed and in PATH." >&2
exit 1
fi
done
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