diff options
| -rwxr-xr-x | ponysay | 44 |
1 files changed, 24 insertions, 20 deletions
@@ -6,16 +6,6 @@ HOMEPONIES="${HOME}/.ponies" pony="*" wrap= -if [[ -f `which cowsay` ]]; -then - true -else - echo "You don't seem to have the cowsay program." - echo "Please install it in order to use this wrapper." - echo -n "(Or symlink it to 'cowsay' in anywhere in \$path " - echo "if it actually exists under a different filename." - exit; -fi cmd=cowsay [[ ${0} == *ponythink ]] && cmd=cowthink @@ -25,16 +15,19 @@ version() { usage() { version - echo -e "\nUsage:" - echo "${0##*/} [options] [message]" - echo - echo "If [message] is not provided, reads the message from STDIN" - echo - echo "Options:" - echo " -v Show version and exit" - echo " -h Show this help and exit" - echo " -f[name] Select a pony (Either a filename or a pony name)" - echo " -W[column] The screen column where the message should be wrapped" + cat <<EOF + +Usage: +${0##*/} [options] [message] + +If [message] is not provided, reads the message from STDIN + +Options: + -v Show version and exit + -h Show this help and exit + -f[name] Select a pony (Either a filename or a pony name) + -W[column] The screen column where the message should be wrapped +EOF } say() { @@ -56,6 +49,17 @@ do done shift $((OPTIND - 1)) +if ! hash $cmd &>/dev/null; then + cat >&2 <<EOF +You don't seem to have the $cmd program. +Please install it in order to use this wrapper. + +Alternatively, symlink it to '$cmd' in anywhere in \$PATH +if it actually exists under a different filename. +EOF + exit 1 +fi + if [[ ! -f $pony ]]; then # Pony not a file? Search for it |