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-rwxr-xr-xsrc/env_parallel.zsh636
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diff --git a/src/env_parallel.zsh b/src/env_parallel.zsh
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+#!/usr/bin/env zsh
+
+# This file must be sourced in sh/ash/dash/bash/ksh/mksh/zsh:
+#
+# . env_parallel.sh
+# source env_parallel.ash
+# source env_parallel.dash
+# source env_parallel.bash
+# source env_parallel.ksh
+# source env_parallel.mksh
+# source env_parallel.zsh
+#
+# after which 'env_parallel' works
+#
+#
+# Copyright (C) 2016-2024 Ole Tange, http://ole.tange.dk and Free
+# Software Foundation, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>
+# or write to the Free Software Foundation, Inc., 51 Franklin St,
+# Fifth Floor, Boston, MA 02110-1301 USA
+#
+# SPDX-FileCopyrightText: 2021-2024 Ole Tange, http://ole.tange.dk and Free Software and Foundation, Inc.
+# SPDX-License-Identifier: GPL-3.0-or-later
+# shellcheck disable=SC2006
+
+env_parallel() {
+ # env_parallel.{sh,ash,dash,bash,ksh,mksh,zsh}
+
+ # Check shell dialect
+ if [ -n "$BASH_VERSION" ]; then
+ _shell_DIALECT=bash
+ _eval_needed=false
+ _prefix_PARALLEL_ENV=_prefix_PARALLEL_ENV_bash
+ elif [ -n "$ZSH_VERSION" ]; then
+ _shell_DIALECT=zsh
+ _eval_needed=true
+ _prefix_PARALLEL_ENV=false
+ elif [ -n "$KSH_VERSION" ]; then
+ _shell_DIALECT=ksh
+ _eval_needed=false
+ _prefix_PARALLEL_ENV=false
+ else
+ # Dash/ash - can these be detected better?
+ _shell_DIALECT="sh"
+ _eval_needed=false
+ _prefix_PARALLEL_ENV=false
+ fi
+ _names_of_ALIASES() {
+ _names_of_ALIASES_$_shell_DIALECT
+ }
+ _names_of_ALIASES_sh() {
+ # alias fails on Unixware 5
+ for _i in `alias 2>/dev/null | perl -ne 's/^alias //;s/^(\S+)=.*/$1/ && print' 2>/dev/null`; do
+ # Check if this name really is an alias
+ # or just part of a multiline alias definition
+ if alias "$_i" >/dev/null 2>/dev/null; then
+ echo "$_i"
+ fi
+ done
+ }
+ _names_of_ALIASES_bash() {
+ # No aliases will return false. This error should be ignored.
+ # shellcheck disable=SC3044
+ compgen -a || true
+ }
+ _names_of_ALIASES_ksh() {
+ alias | perl -pe 's/=.*//'
+ }
+ _names_of_ALIASES_zsh() {
+ # shellcheck disable=SC2086,SC2296
+ print -l ${(k)aliases}
+ }
+ _bodies_of_ALIASES() {
+ _bodies_of_ALIASES_$_shell_DIALECT "$@"
+ }
+ _bodies_of_ALIASES_sh() {
+ # alias may return:
+ # myalias='definition' (GNU/Linux ash)
+ # alias myalias='definition' (FreeBSD ash)
+ # so remove 'alias ' from first line
+ for _i in "$@"; do
+ echo 'alias '"`alias "$_i" | perl -pe '1..1 and s/^alias //'`"
+ done
+ }
+ _bodies_of_ALIASES_bash() {
+ # shellcheck disable=SC3043
+ local _i
+ for _i in "$@"; do
+ # shellcheck disable=SC2046
+ if [ $(alias "$_i" | wc -l) = 1 ] ; then
+ true Alias is a single line. Good.
+ else
+ _warning_PAR "Alias '$_i' contains newline."
+ _warning_PAR "Make sure the command has at least one newline after '$_i'."
+ _warning_PAR "See BUGS in 'man env_parallel'."
+ fi
+ done
+ alias "$@"
+ }
+ _bodies_of_ALIASES_ksh() {
+ alias "$@" | perl -pe 's/^/alias /;
+ sub warning { print STDERR "env_parallel: Warning: @_\n"; }
+ if(/^alias (\S+)=\$.*\\n/) {
+ warning("Alias \"$1\" contains newline.");
+ warning("Make sure the command has at least one newline after \"$1\".");
+ warning("See BUGS in \"man env_parallel\".");
+ }'
+
+ }
+ _bodies_of_ALIASES_zsh() {
+ # shellcheck disable=SC3043
+ local _i
+ for _i in "$@"; do
+ echo 'alias '"$(alias "$_i")"
+ done
+ }
+ _names_of_FUNCTIONS() {
+ _names_of_FUNCTIONS_$_shell_DIALECT
+ }
+ _names_of_FUNCTIONS_bash() {
+ # shellcheck disable=SC3044
+ compgen -A function
+ }
+ _names_of_maybe_FUNCTIONS() {
+ set | perl -ne '/^([A-Z_0-9]+)\s*\(\)\s*\{?$/i and print "$1\n"'
+ }
+ _names_of_FUNCTIONS_sh() {
+ # myfunc is a function
+ # shellcheck disable=SC2046
+ LANG=C type `_names_of_maybe_FUNCTIONS` |
+ perl -ne '/^(\S+) is a function$/ and not $seen{$1}++ and print "$1\n"'
+ }
+ _names_of_FUNCTIONS_ksh() {
+ # shellcheck disable=SC3044
+ typeset +f | perl -pe 's/\(\).*//; s/ .*//;'
+ }
+ _names_of_FUNCTIONS_zsh() {
+ # shellcheck disable=SC2086,SC2296
+ print -l ${(k)functions}
+ }
+ _bodies_of_FUNCTIONS() {
+ _bodies_of_FUNCTIONS_$_shell_DIALECT "$@"
+ }
+ _bodies_of_FUNCTIONS_sh() {
+ LANG=C type "$@" | perl -ne '/^(\S+) is a function$/ or print'
+ }
+ _bodies_of_FUNCTIONS_bash() {
+ # shellcheck disable=SC3044
+ typeset -f "$@"
+ }
+ _bodies_of_FUNCTIONS_ksh() {
+ functions "$@"
+ }
+ _bodies_of_FUNCTIONS_zsh() {
+ # shellcheck disable=SC3044
+ typeset -f "$@"
+ }
+ _names_of_VARIABLES() {
+ _names_of_VARIABLES_$_shell_DIALECT
+ }
+ _names_of_VARIABLES_sh() {
+ # This may screw up if variables contain \n and =
+ set | perl -ne 's/^(\S+?)=.*/$1/ and print;'
+ }
+ _names_of_VARIABLES_bash() {
+ # shellcheck disable=SC3044
+ compgen -A variable
+ }
+ _names_of_VARIABLES_ksh() {
+ # shellcheck disable=SC3044
+ typeset +p |
+ perl -pe 's/^(type)?set( [-+][a-zA-Z0-9]*)* //; s/(\[\d+\])?=.*//' |
+ uniq
+ }
+ _names_of_VARIABLES_zsh() {
+ # shellcheck disable=SC2086,SC2296
+ print -l ${(k)parameters}
+ }
+ _bodies_of_VARIABLES() {
+ _bodies_of_VARIABLES_$_shell_DIALECT "$@"
+ }
+ _bodies_of_VARIABLES_sh() {
+ # Crappy typeset -p
+ for _i in "$@"
+ do
+ perl -e 'print @ARGV' "$_i="
+ eval echo "\"\$$_i\"" | perl -e '$/=undef; $a=<>; chop($a); print $a' |
+ perl -pe 's/[\002-\011\013-\032\\\#\?\`\(\)\{\}\[\]\^\*\<\=\>\~\|\; \"\!\$\&\202-\377]/\\$&/go;'"s/'/\\\'/g; s/[\n]/'\\n'/go;";
+ echo
+ done
+ }
+ _bodies_of_VARIABLES_bash() {
+ # shellcheck disable=SC3044
+ typeset -p "$@"
+ }
+ _bodies_of_VARIABLES_ksh() {
+ # shellcheck disable=SC3044
+ typeset -p "$@"
+ }
+ _bodies_of_VARIABLES_zsh() {
+ # shellcheck disable=SC3044
+ typeset -p "$@"
+ }
+ _ignore_HARDCODED() {
+ _ignore_HARDCODED_$_shell_DIALECT
+ }
+ _ignore_HARDCODED_sh() {
+ # These names cannot be detected
+ echo '(_|TIMEOUT|IFS)'
+ }
+ _ignore_HARDCODED_bash() {
+ # Copying $RANDOM will cause it not to be random
+ # The rest cannot be detected as read-only
+ echo '(RANDOM|_|TIMEOUT|GROUPS|FUNCNAME|DIRSTACK|PIPESTATUS|USERNAME|BASHPID|BASH_[A-Z_]+)'
+ }
+ _ignore_HARDCODED_ksh() {
+ # These names cannot be detected
+ echo '(_|TIMEOUT|IFS)'
+ }
+ _ignore_HARDCODED_zsh() {
+ # These names cannot be detected
+ echo '([-\?\#\!\$\*\@\_0]|zsh_eval_context|ZSH_EVAL_CONTEXT|LINENO|IFS|commands|functions|options|aliases|EUID|EGID|UID|GID|dis_patchars|patchars|terminfo|galiases|keymaps|parameters|jobdirs|dirstack|functrace|funcsourcetrace|zsh_scheduled_events|dis_aliases|dis_reswords|dis_saliases|modules|reswords|saliases|widgets|userdirs|historywords|nameddirs|termcap|dis_builtins|dis_functions|jobtexts|funcfiletrace|dis_galiases|builtins|history|jobstates|funcstack|run-help)'
+ }
+ _ignore_READONLY() {
+ _ignore_READONLY_$_shell_DIALECT
+ }
+ _parse_READONLY() {
+ # shellcheck disable=SC1078,SC1079,SC2026
+ perl -e '@r = map {
+ chomp;
+ # sh on UnixWare: readonly TIMEOUT
+ # ash: readonly var='val'
+ # ksh: var='val'
+ # mksh: PIPESTATUS[0]
+ s/^(readonly )?([^=\[ ]*?)(\[\d+\])?(=.*|)$/$2/ or
+ # bash: declare -ar BASH_VERSINFO=([0]="4" [1]="4")
+ # zsh: typeset -r var='val'
+ s/^\S+\s+\S+\s+(\S[^=]*)(=.*|$)/$1/;
+ $_ } <>;
+ $vars = join "|",map { quotemeta $_ } @r;
+ print $vars ? "($vars)" : "(,,nO,,VaRs,,)";
+ '
+ }
+ _ignore_READONLY_sh() {
+ readonly | _parse_READONLY
+ }
+ _ignore_READONLY_bash() {
+ readonly | _parse_READONLY
+ }
+ _ignore_READONLY_ksh() {
+ readonly | _parse_READONLY
+ }
+ _ignore_READONLY_zsh() {
+ # shellcheck disable=SC3044
+ typeset -pr | _parse_READONLY
+ }
+ _remove_bad_NAMES() {
+ # Do not transfer vars and funcs from env_parallel
+ # shellcheck disable=SC2006
+ _ignore_RO="`_ignore_READONLY`"
+ # shellcheck disable=SC2006
+ _ignore_HARD="`_ignore_HARDCODED`"
+ # To avoid depending on grep dialect, use Perl version of:
+ # grep -Ev '^(...)$' |
+ perl -ne '/^(
+ PARALLEL_ENV|
+ PARALLEL_TMP|
+ _alias_NAMES|
+ _bodies_of_ALIASES|
+ _bodies_of_FUNCTIONS|
+ _bodies_of_VARIABLES|
+ _error_PAR|
+ _function_NAMES|
+ _get_ignored_VARS|
+ _grep_REGEXP|
+ _ignore_HARD|
+ _ignore_HARDCODED|
+ _ignore_READONLY|
+ _ignore_RO|
+ _ignore_UNDERSCORE|
+ _list_alias_BODIES|
+ _list_function_BODIES|
+ _list_variable_VALUES|
+ _make_grep_REGEXP|
+ _names_of_ALIASES|
+ _names_of_FUNCTIONS|
+ _names_of_VARIABLES|
+ _names_of_maybe_FUNCTIONS|
+ _parallel_exit_CODE|
+ _prefix_PARALLEL_ENV|
+ _prefix_PARALLEL_ENV_bash|
+ _remove_bad_NAMES|
+ _remove_readonly|
+ _variable_NAMES|
+ _warning_PAR|
+ _which_PAR)$/x and next;
+ # Filter names matching --env
+ /^'"$_grep_REGEXP"'$/ or next;
+ /^'"$_ignore_UNDERSCORE"'$/ and next;
+ # Remove readonly variables
+ /^'"$_ignore_RO"'$/ and next;
+ /^'"$_ignore_HARD"'$/ and next;
+ print;'
+ }
+ _prefix_PARALLEL_ENV_bash() {
+ # shellcheck disable=SC3044
+ shopt 2>/dev/null |
+ perl -pe 's:\s+off:;: and s/^/shopt -u /;
+ s:\s+on:;: and s/^/shopt -s /;
+ s:;$:&>/dev/null;:';
+ echo 'shopt -s expand_aliases &>/dev/null';
+ }
+
+ _get_ignored_VARS() {
+ perl -e '
+ for(@ARGV){
+ $next_is_env and push @envvar, split/,/, $_;
+ $next_is_env=/^--env$/;
+ }
+ if(grep { /^_$/ } @envvar) {
+ if(not open(IN, "<", "$ENV{HOME}/.parallel/ignored_vars")) {
+ print STDERR "parallel: Error: ",
+ "Run \"parallel --record-env\" in a clean environment first.\n";
+ } else {
+ chomp(@ignored_vars = <IN>);
+ }
+ }
+ if($ENV{PARALLEL_IGNORED_NAMES}) {
+ push @ignored_vars, split/\s+/, $ENV{PARALLEL_IGNORED_NAMES};
+ chomp @ignored_vars;
+ }
+ $vars = join "|",map { quotemeta $_ } @ignored_vars;
+ print $vars ? "($vars)" : "(,,nO,,VaRs,,)";
+ ' -- "$@"
+ }
+
+ # Get the --env variables if set
+ # --env _ should be ignored
+ # and convert a b c to (a|b|c)
+ # If --env not set: Match everything (.*)
+ _make_grep_REGEXP() {
+ perl -e '
+ for(@ARGV){
+ /^_$/ and $next_is_env = 0;
+ $next_is_env and push @envvar, split/,/, $_;
+ $next_is_env = /^--env$/;
+ }
+ $vars = join "|",map { quotemeta $_ } @envvar;
+ print $vars ? "($vars)" : "(.*)";
+ ' -- "$@"
+ }
+ _which_PAR() {
+ # type returns:
+ # ll is an alias for ls -l (in ash)
+ # bash is a tracked alias for /bin/bash
+ # true is a shell builtin (in bash)
+ # myfunc is a function (in bash)
+ # myfunc is a shell function (in zsh)
+ # which is /usr/bin/which (in sh, bash)
+ # which is hashed (/usr/bin/which)
+ # gi is aliased to `grep -i' (in bash)
+ # aliased to `alias | /usr/bin/which --tty-only --read-alias --show-dot --show-tilde'
+ # Return 0 if found, 1 otherwise
+ LANG=C type "$@" |
+ perl -pe '$exit += (s/ is an alias for .*// ||
+ s/ is aliased to .*// ||
+ s/ is a function// ||
+ s/ is a shell function// ||
+ s/ is a shell builtin// ||
+ s/.* is hashed .(\S+).$/$1/ ||
+ s/.* is (a tracked alias for )?//);
+ END { exit not $exit }'
+ }
+ _warning_PAR() {
+ echo "env_parallel: Warning: $*" >&2
+ }
+ _error_PAR() {
+ echo "env_parallel: Error: $*" >&2
+ }
+
+ if _which_PAR parallel >/dev/null; then
+ true parallel found in path
+ else
+ # shellcheck disable=SC2016
+ _error_PAR 'parallel must be in $PATH.'
+ return 255
+ fi
+
+ # Grep regexp for vars given by --env
+ # shellcheck disable=SC2006
+ _grep_REGEXP="`_make_grep_REGEXP \"$@\"`"
+ unset _make_grep_REGEXP
+
+ # Deal with --env _
+ # shellcheck disable=SC2006
+ _ignore_UNDERSCORE="`_get_ignored_VARS \"$@\"`"
+ unset _get_ignored_VARS
+
+ # --record-env
+ if perl -e 'exit grep { /^--record-env$/ } @ARGV' -- "$@"; then
+ true skip
+ else
+ (_names_of_ALIASES;
+ _names_of_FUNCTIONS;
+ _names_of_VARIABLES) |
+ cat > "$HOME"/.parallel/ignored_vars
+ return 0
+ fi
+
+ # --session
+ if perl -e 'exit grep { /^--session$/ } @ARGV' -- "$@"; then
+ true skip
+ else
+ # Insert ::: between each level of session
+ # so you can pop off the last ::: at --end-session
+ # shellcheck disable=SC2006
+ PARALLEL_IGNORED_NAMES="`echo \"$PARALLEL_IGNORED_NAMES\";
+ echo :::;
+ (_names_of_ALIASES;
+ _names_of_FUNCTIONS;
+ _names_of_VARIABLES) | perl -ne '
+ BEGIN{
+ map { $ignored_vars{$_}++ }
+ split/\s+/, $ENV{PARALLEL_IGNORED_NAMES};
+ }
+ chomp;
+ for(split/\s+/) {
+ if(not $ignored_vars{$_}) {
+ print $_,\"\\n\";
+ }
+ }
+ '`"
+ export PARALLEL_IGNORED_NAMES
+ return 0
+ fi
+ if perl -e 'exit grep { /^--end.?session$/ } @ARGV' -- "$@"; then
+ true skip
+ else
+ # Pop off last ::: from PARALLEL_IGNORED_NAMES
+ # shellcheck disable=SC2006
+ PARALLEL_IGNORED_NAMES="`perl -e '
+ $ENV{PARALLEL_IGNORED_NAMES} =~ s/(.*):::.*?$/$1/s;
+ print $ENV{PARALLEL_IGNORED_NAMES}
+ '`"
+ return 0
+ fi
+ # Grep alias names
+ # shellcheck disable=SC2006
+ _alias_NAMES="`_names_of_ALIASES | _remove_bad_NAMES | xargs echo`"
+ _list_alias_BODIES="_bodies_of_ALIASES $_alias_NAMES"
+ if [ "$_alias_NAMES" = "" ] ; then
+ # no aliases selected
+ _list_alias_BODIES="true"
+ fi
+ unset _alias_NAMES
+
+ # Grep function names
+ # shellcheck disable=SC2006
+ _function_NAMES="`_names_of_FUNCTIONS | _remove_bad_NAMES | xargs echo`"
+ _list_function_BODIES="_bodies_of_FUNCTIONS $_function_NAMES"
+ if [ "$_function_NAMES" = "" ] ; then
+ # no functions selected
+ _list_function_BODIES="true"
+ fi
+ unset _function_NAMES
+
+ # Grep variable names
+ # shellcheck disable=SC2006
+ _variable_NAMES="`_names_of_VARIABLES | _remove_bad_NAMES | xargs echo`"
+ _list_variable_VALUES="_bodies_of_VARIABLES $_variable_NAMES"
+ if [ "$_variable_NAMES" = "" ] ; then
+ # no variables selected
+ _list_variable_VALUES="true"
+ fi
+ unset _variable_NAMES
+
+ if $_eval_needed ; then
+ # shellcheck disable=SC2006
+ PARALLEL_ENV="`
+ eval $_prefix_PARALLEL_ENV;
+ eval $_list_alias_BODIES;
+ eval $_list_function_BODIES;
+ eval $_list_variable_VALUES;
+ `"
+ else
+ # shellcheck disable=SC2006
+ PARALLEL_ENV="`
+ $_prefix_PARALLEL_ENV;
+ $_list_alias_BODIES;
+ $_list_function_BODIES;
+ $_list_variable_VALUES;
+ `"
+ fi
+ export PARALLEL_ENV
+ # Free up some env space
+ unset _list_alias_BODIES _list_variable_VALUES _list_function_BODIES
+ unset _bodies_of_ALIASES _bodies_of_VARIABLES _bodies_of_FUNCTIONS
+ unset _names_of_ALIASES _names_of_VARIABLES _names_of_FUNCTIONS
+ unset _ignore_HARDCODED _ignore_READONLY _ignore_UNDERSCORE
+ unset _remove_bad_NAMES _grep_REGEXP _parse_READONLY
+ unset _prefix_PARALLEL_ENV
+ unset _ignore_READONLY_sh _ignore_READONLY_bash
+ unset _ignore_READONLY_ksh _ignore_READONLY_zsh
+ unset _ignore_HARDCODED_sh _ignore_HARDCODED_bash
+ unset _ignore_HARDCODED_ksh _ignore_HARDCODED_zsh
+ unset _bodies_of_ALIASES_ksh _bodies_of_ALIASES_sh
+ unset _bodies_of_ALIASES_zsh _bodies_of_FUNCTIONS_bash
+ unset _bodies_of_FUNCTIONS_ksh _bodies_of_FUNCTIONS_sh
+ unset _bodies_of_FUNCTIONS_zsh _bodies_of_VARIABLES_bash
+ unset _bodies_of_VARIABLES_ksh _bodies_of_VARIABLES_sh
+ unset _bodies_of_VARIABLES_zsh
+ unset _names_of_ALIASES _names_of_ALIASES_bash
+ unset _names_of_ALIASES_ksh _names_of_ALIASES_sh
+ unset _names_of_ALIASES_zsh _names_of_FUNCTIONS
+ unset _names_of_FUNCTIONS_bash _names_of_FUNCTIONS_ksh
+ unset _names_of_FUNCTIONS_sh _names_of_FUNCTIONS_zsh
+ unset _names_of_VARIABLES _names_of_VARIABLES_bash
+ unset _names_of_VARIABLES_ksh _names_of_VARIABLES_sh
+ unset _names_of_VARIABLES_zsh _names_of_maybe_FUNCTIONS
+
+ # Test if environment is too big by running 'true'
+ # shellcheck disable=SC2006,SC2092
+ if `_which_PAR true` >/dev/null 2>/dev/null ; then
+ parallel "$@"
+ _parallel_exit_CODE=$?
+ # Clean up variables/functions
+ unset PARALLEL_ENV
+ unset _which_PAR _which_TRUE
+ unset _warning_PAR _error_PAR
+ # Unset _parallel_exit_CODE before return
+ eval "unset _parallel_exit_CODE; return $_parallel_exit_CODE"
+ else
+ unset PARALLEL_ENV;
+ _error_PAR "Your environment is too big."
+ _error_PAR "You can try 3 different approaches:"
+ _error_PAR "1. Run 'env_parallel --session' before you set"
+ _error_PAR " variables or define functions."
+ _error_PAR "2. Use --env and only mention the names to copy."
+ _error_PAR "3. Try running this in a clean environment once:"
+ _error_PAR " env_parallel --record-env"
+ _error_PAR " And then use '--env _'"
+ _error_PAR "For details see: man env_parallel"
+ return 255
+ fi
+}
+
+parset() {
+ _parset_PARALLEL_PRG=parallel
+ _parset_main "$@"
+}
+
+env_parset() {
+ _parset_PARALLEL_PRG=env_parallel
+ _parset_main "$@"
+}
+
+_parset_main() {
+ # If $1 contains ',' or space:
+ # Split on , to get the destination variable names
+ # If $1 is a single destination variable name:
+ # Treat it as the name of an array
+ #
+ # # Create array named myvar
+ # parset myvar echo ::: {1..10}
+ # echo ${myvar[5]}
+ #
+ # # Put output into $var_a $var_b $var_c
+ # varnames=(var_a var_b var_c)
+ # parset "${varnames[*]}" echo ::: {1..3}
+ # echo $var_c
+ #
+ # # Put output into $var_a4 $var_b4 $var_c4
+ # parset "var_a4 var_b4 var_c4" echo ::: {1..3}
+ # echo $var_c4
+
+ _parset_NAME="$1"
+ if [ "$_parset_NAME" = "" ] ; then
+ echo parset: Error: No destination variable given. >&2
+ echo parset: Error: Try: >&2
+ echo parset: Error: ' ' parset myarray echo ::: foo bar >&2
+ return 255
+ fi
+ if [ "$_parset_NAME" = "--help" ] ; then
+ echo parset: Error: Usage: >&2
+ echo parset: Error: ' ' parset varname GNU Parallel options and command >&2
+ echo
+ parallel --help
+ return 255
+ fi
+ if [ "$_parset_NAME" = "--version" ] ; then
+ # shellcheck disable=SC2006
+ echo "parset 20240222 (GNU parallel `parallel --minversion 1`)"
+ echo "Copyright (C) 2007-2024 Ole Tange, http://ole.tange.dk and Free Software"
+ echo "Foundation, Inc."
+ echo "License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>"
+ echo "This is free software: you are free to change and redistribute it."
+ echo "GNU parallel comes with no warranty."
+ echo
+ echo "Web site: https://www.gnu.org/software/parallel"
+ echo
+ echo "When using programs that use GNU Parallel to process data for publication"
+ echo "please cite as described in 'parallel --citation'."
+ echo
+ return 255
+ fi
+ shift
+
+ # Bash: declare -A myassoc=( )
+ # Zsh: typeset -A myassoc=( )
+ # Ksh: typeset -A myassoc=( )
+ # shellcheck disable=SC2039,SC2169,SC3044
+ if (typeset -p "$_parset_NAME" 2>/dev/null; echo) |
+ perl -ne 'exit not (/^declare[^=]+-A|^typeset[^=]+-A/)' ; then
+ # This is an associative array
+ # shellcheck disable=SC2006
+ eval "`$_parset_PARALLEL_PRG -k --_parset assoc,"$_parset_NAME" "$@"`"
+ # The eval returns the function!
+ else
+ # This is a normal array or a list of variable names
+ # shellcheck disable=SC2006
+ eval "`$_parset_PARALLEL_PRG -k --_parset var,"$_parset_NAME" "$@"`"
+ # The eval returns the function!
+ fi
+}
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