diff options
Diffstat (limited to 'subr/rtl.subr')
-rw-r--r-- | subr/rtl.subr | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/subr/rtl.subr b/subr/rtl.subr index 18ddb8d6..f029a8e1 100644 --- a/subr/rtl.subr +++ b/subr/rtl.subr @@ -2,16 +2,11 @@ # set +o errexit -o noglob is assumed. # -EXP_RTL_IFS="${IFS}"; - -rtl_basename() { echo "${1##*/}"; }; +rtl_basename() { local _fname="${1##*/}"; printf "%s" "${_fname}"; }; rtl_date() { command date "+${1:-${DEFAULT_TIMESTAMP_FMT}}"; }; -rtl_dirname() { echo "${1%/*}"; }; -rtl_pop_IFS() { IFS="${EXP_RTL_IFS}"; }; -rtl_push_IFS() { EXP_RTL_IFS="${IFS}"; IFS="${1}"; }; rtl_set_var_unsafe() { [ -n "${2}" ] && eval ${1}=\"${2}\" || return 0; }; rtl_test_cmd() { command -v "${1}" >/dev/null; }; -rtl_uniq() { echo "${@}" | sed 's/ /\n/g' | awk '!x[$0]++' | paste -s -d" "; }; +rtl_uniq() { if [ "${#}" -gt 0 ]; then printf "%s" "${*}" | sed 's/ /\n/g' | awk '!x[$0]++' | paste -s -d" "; fi; }; rtl_unset_vars() { while [ ${#} -gt 0 ]; do unset "${1}"; shift; done; }; # vim:filetype=sh |