fix(genpass): check for presence of shuf command.

"shuf" is not a standard command on MacOS and requires installation of the brew coreutils package
This commit is contained in:
Patrick Harrison 2020-12-14 09:52:02 +07:00 committed by Marc Cornellà
parent 2a0ae3315d
commit 619097cc2a

View file

@ -75,6 +75,12 @@ genpass-xkcd() {
# Generates a 128-bit XKCD-style passphrase # Generates a 128-bit XKCD-style passphrase
# EG, 9-mien-flood-Patti-buxom-dozes-ickier-pay-ailed-Foster # EG, 9-mien-flood-Patti-buxom-dozes-ickier-pay-ailed-Foster
# Can take a numerical argument for generating extra passwords # Can take a numerical argument for generating extra passwords
if (( ! $+commands[shuf] )); then
echo >&2 "$0: \`shuf\` command not found. Install coreutils (\`brew install coreutils\` on macOS)."
return 1
fi
local -i i num local -i i num
[[ $1 =~ '^[0-9]+$' ]] && num=$1 || num=1 [[ $1 =~ '^[0-9]+$' ]] && num=$1 || num=1