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| | #compdef sort gsort
local args variant
local ordering='(-d --dictionary-order -g --general-numeric-sort -M --month-sort -h --human-numeric-sort -n --numeric-sort --sort -V --version-sort --help --version)'
args=(
"(-c --check -C)-c[check whether input is sorted; don't sort]"
'(-m --merge)'{-m,--merge}"[merge already sorted files; don't sort]"
'(-o --output)'{-o+,--output=}'[write result to file instead of standard output]:output file:_files'
\*{-T+,--temporary-directory=}'[specify directory for temporary files]:directory:_directories'
'(-u --unique)'{-u,--unique}'[with -c, check for strict ordering; without -c, output only the first of an equal run]'
"$ordering"{-d,--dictionary-order}'[consider only blanks and alphanumeric characters]'
'(-f --ignore-case)'{-f,--ignore-case}'[fold lower case to upper case characters]'
'(-i --ignore-nonprinting)'{-i,--ignore-nonprinting}'[consider only printable characters]'
"$ordering"{-n,--numeric-sort}'[compare according to string numerical value]'
'(-r --reverse)'{-r,--reverse}'[reverse the result of comparisons]'
'(-b --ignore-leading-blanks)'{-b,--ignore-leading-blanks}'[ignore leading blanks]'
'(-t --field-separator)'{-t+,--field-separator=}'[specify field separator instead of non-blank to blank transition]:separator'
'(-k --key)'{-k+,--key=}'[specified start and end fields for key]:key field'
)
_pick_variant -r variant gnu=GNU $OSTYPE --version
case $variant in
dragonfly*|netbsd*|openbsd*|freebsd*|gnu)
args+=(
'(-s --stable)'{-s,--stable}'[preserve original order of lines with the same key]'
)
;|
openbsd*|freebsd*|gnu|solaris2.<11->)
args+=(
"(-c --check -C)-C[check whether input is sorted silently; don't sort]"
)
;|
openbsd*|freebsd*|gnu)
args+=(
'(-z --zero-terminated)'{-z,--zero-terminated}'[end lines with 0 byte, not newline]'
)
;|
freebsd*|gnu)
args+=(
"(-c --check -C)--check=-[check whether input is sorted; don't sort]::bad line handling:(diagnose-first silent quiet)"
"$ordering"{-g,--general-numeric-sort}'[compare according to general numeric value]'
"$ordering"{-M,--month-sort}"[compare (unknown) < 'JAN' < ... < 'DEC']"
"$ordering"{-h,--human-numeric-sort}'[compare human readable numbers (e.g., 2K 1G)]'
"$ordering"{-R,--random-sort}'[sort by random hash of keys]'
"$ordering"{-V,--version-sort}'[sort version numbers]'
"$ordering--sort=[specify comparator]:comparator:(general-numeric human-numeric month numeric random version)"
'(-i --ignore-nonprinting)'{-i,--ignore-nonprinting}'[consider only printable characters]'
'--random-source=[get random bytes from file]:file:_files'
'--batch-size=[maximum inputs to merge]:number'
'--compress-program=[specify program to compress temporary files with]:program:(gzip bzip2 lzop xz)'
'--debug[annotate the of the line used to sort]'
'(*)--files0-from=[read input files from file]:file:_files'
'(-S --buffer-size)'{-S+,--buffer-size=}'[specify size for main memory buffer]:size'
'(- *)--help[display help and exit]'
'(- *)--version[output version information and exit]'
)
;|
netbsd*|dragonfly*)
args+=(
"${ordering}-l[sort by string length of field]"
"(-s)-S[don't use stable sort]"
)
;|
openbsd*)
args+=(
'-H[use a merge sort instead of a radix sort]'
'-R[specify record separator]:separator'
)
;|
gnu)
args+=( '--parallel=[set number of sorts run concurrently]:number' )
;;
freebsd*)
args+=( --radixsort --mergesort --qsort --heapsort --mmap )
;;
*) args=( "${(@)args:#(|\(*\))(|\*)--*}" ) ;;
esac
_arguments -s -S $args '*:file:_files'
|