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author | Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de> | 2020-02-26 21:54:12 +0000 |
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committer | Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de> | 2020-02-26 21:54:12 +0000 |
commit | c6d6e08feab839a9dc5792071fb803494cc51a69 (patch) | |
tree | 1513c817e4446ac3cf512d6c1f287a10fc1daf2e /subr/rtl.subr | |
parent | 4a5da5254e1207686f492e7ce8759c80466185f3 (diff) | |
download | midipix_build-c6d6e08feab839a9dc5792071fb803494cc51a69.tar.bz2 midipix_build-c6d6e08feab839a9dc5792071fb803494cc51a69.tar.xz |
General cleanup, pt. II.
Diffstat (limited to 'subr/rtl.subr')
-rw-r--r-- | subr/rtl.subr | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/subr/rtl.subr b/subr/rtl.subr new file mode 100644 index 00000000..18ddb8d6 --- /dev/null +++ b/subr/rtl.subr @@ -0,0 +1,17 @@ +# +# set +o errexit -o noglob is assumed. +# + +EXP_RTL_IFS="${IFS}"; + +rtl_basename() { echo "${1##*/}"; }; +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_unset_vars() { while [ ${#} -gt 0 ]; do unset "${1}"; shift; done; }; + +# vim:filetype=sh |