env_parallel.{ash,bash,dash,ksh,sh}: Fixed bug #50815: env_parallel should warn if the environment is too big.

parallel --tmux --fg: Connect to tmux socket more aggressively.
parallel --joblog: Fixed bug #50781: joblog format with multiline commands.
Irix's Perl does not have decode_base64 and is no longer supported.

src/Makefile.am

@@ -23,8 +23,8 @@ doc_DATA = parallel.html env_parallel.html sem.html sql.html niceload.html \
 	parcat.pdf parset.pdf
 endif
 
-parset: parset.pod
+parset.pod: parset
-	cp parset.pod parset
+	cp parset parset.pod
 
 # Build documentation file if the tool to build exists.
 # Otherwise: Use the distributed version

src/Makefile.in

@@ -611,8 +611,8 @@ install-exec-hook:
 	rm $(DESTDIR)$(bindir)/sem || true
 	$(LN_S) parallel $(DESTDIR)$(bindir)/sem
 
-parset: parset.pod
+parset.pod: parset
-	cp parset.pod parset
+	cp parset parset.pod
 
 # Build documentation file if the tool to build exists.
 # Otherwise: Use the distributed version

src/env_parallel.ash

@@ -105,13 +105,13 @@ env_parallel() {
 
     if which parallel | grep 'no parallel in' >/dev/null; then
 	echo 'env_parallel: Error: parallel must be in $PATH.' >&2
-	return 1
+	return 255
     fi
     if which parallel >/dev/null; then
 	true which on linux
     else
 	echo 'env_parallel: Error: parallel must be in $PATH.' >&2
-	return 1
+	return 255
     fi
 
     # Grep regexp for vars given by --env
@@ -167,8 +167,20 @@ env_parallel() {
     unset _list_alias_BODIES
     unset _list_variable_VALUES
     unset _list_function_BODIES
-    `which parallel` "$@";
+    # Test if environment is too big
-    _parallel_exit_CODE=$?
+    if `which true` >/dev/null ; then
-    unset PARALLEL_ENV;
+	`which parallel` "$@";
-    return $_parallel_exit_CODE
+	_parallel_exit_CODE=$?
+	unset PARALLEL_ENV;
+	return $_parallel_exit_CODE
+    else
+	unset PARALLEL_ENV;
+	echo "env_parallel: Error: Your environment is too big." >&2
+	echo "env_parallel: Error: Try running this in a clean environment once:" >&2
+	echo "env_parallel: Error:   env_parallel --record-env" >&2
+	echo "env_parallel: Error: And the use '--env _'" >&2
+	echo "env_parallel: Error: For details see: man env_parallel" >&2
+
+	return 255
+    fi
 }

src/env_parallel.bash

@@ -99,13 +99,13 @@ env_parallel() {
 
     if which parallel | grep 'no parallel in' >/dev/null; then
 	echo 'env_parallel: Error: parallel must be in $PATH.' >&2
-	return 1
+	return 255
     fi
     if which parallel >/dev/null; then
 	true which on linux
     else
 	echo 'env_parallel: Error: parallel must be in $PATH.' >&2
-	return 1
+	return 255
     fi
 
     # Grep regexp for vars given by --env
@@ -164,10 +164,22 @@ env_parallel() {
     unset _list_alias_BODIES
     unset _list_variable_VALUES
     unset _list_function_BODIES
-    `which parallel` "$@";
+    # Test if environment is too big
-    _parallel_exit_CODE=$?
+    if `which true` >/dev/null ; then
-    unset PARALLEL_ENV;
+	`which parallel` "$@";
-    return $_parallel_exit_CODE
+	_parallel_exit_CODE=$?
+	unset PARALLEL_ENV;
+	return $_parallel_exit_CODE
+    else
+	unset PARALLEL_ENV;
+	echo "env_parallel: Error: Your environment is too big." >&2
+	echo "env_parallel: Error: Try running this in a clean environment once:" >&2
+	echo "env_parallel: Error:   env_parallel --record-env" >&2
+	echo "env_parallel: Error: And the use '--env _'" >&2
+	echo "env_parallel: Error: For details see: man env_parallel" >&2
+
+	return 255
+    fi
 }
 
 _parset() {

src/env_parallel.dash

@@ -105,13 +105,13 @@ env_parallel() {
 
     if which parallel | grep 'no parallel in' >/dev/null; then
 	echo 'env_parallel: Error: parallel must be in $PATH.' >&2
-	return 1
+	return 255
     fi
     if which parallel >/dev/null; then
 	true which on linux
     else
 	echo 'env_parallel: Error: parallel must be in $PATH.' >&2
-	return 1
+	return 255
     fi
 
     # Grep regexp for vars given by --env
@@ -167,8 +167,20 @@ env_parallel() {
     unset _list_alias_BODIES
     unset _list_variable_VALUES
     unset _list_function_BODIES
-    `which parallel` "$@";
+    # Test if environment is too big
-    _parallel_exit_CODE=$?
+    if `which true` >/dev/null ; then
-    unset PARALLEL_ENV;
+	`which parallel` "$@";
-    return $_parallel_exit_CODE
+	_parallel_exit_CODE=$?
+	unset PARALLEL_ENV;
+	return $_parallel_exit_CODE
+    else
+	unset PARALLEL_ENV;
+	echo "env_parallel: Error: Your environment is too big." >&2
+	echo "env_parallel: Error: Try running this in a clean environment once:" >&2
+	echo "env_parallel: Error:   env_parallel --record-env" >&2
+	echo "env_parallel: Error: And the use '--env _'" >&2
+	echo "env_parallel: Error: For details see: man env_parallel" >&2
+
+	return 255
+    fi
 }

src/env_parallel.ksh

@@ -95,13 +95,13 @@ env_parallel() {
 
     if which parallel | grep 'no parallel in' >/dev/null; then
 	echo 'env_parallel: Error: parallel must be in $PATH.' >&2
-	return 1
+	return 255
     fi
     if which parallel >/dev/null; then
 	true which on linux
     else
 	echo 'env_parallel: Error: parallel must be in $PATH.' >&2
-	return 1
+	return 255
     fi
 
     # Grep regexp for vars given by --env
@@ -157,9 +157,20 @@ env_parallel() {
     unset _list_alias_BODIES
     unset _list_variable_VALUES
     unset _list_function_BODIES
+    # Test if environment is too big
+    if `which true` >/dev/null ; then
+	`which parallel` "$@";
+	_parallel_exit_CODE=$?
+	unset PARALLEL_ENV;
+	return $_parallel_exit_CODE
+    else
+	unset PARALLEL_ENV;
+	echo "env_parallel: Error: Your environment is too big." >&2
+	echo "env_parallel: Error: Try running this in a clean environment once:" >&2
+	echo "env_parallel: Error:   env_parallel --record-env" >&2
+	echo "env_parallel: Error: And the use '--env _'" >&2
+	echo "env_parallel: Error: For details see: man env_parallel" >&2
 
-    `which parallel` "$@";
+	return 255
-    _parallel_exit_CODE=$?
+    fi
-    unset PARALLEL_ENV;
-    return $_parallel_exit_CODE
 }

src/env_parallel.pod

@@ -29,9 +29,11 @@ B<parallel>, and takes up to 15 ms to start a job.
 Due to the problem with environment space (see below) the recommended
 usage is:
 
-  # Run once to record the "empty" environment
+  # Record the "clean" environment (this only needs to be run once)
   env_parallel --record-env
 
+  # Optionally edit ~/.parallel/ignored_vars (only needed once)
+
   # Define whatever you want to use
   alias myalias=echo
   myvar=it
@@ -42,9 +44,11 @@ usage is:
 
 In B<csh>:
 
-  # Run once to record the "empty" environment
+  # Record the "clean" environment (this only needs to be run once)
   env_parallel --record-env
 
+  # Optionally edit ~/.parallel/ignored_vars (only needed once)
+
   # Define whatever you want to use
   alias myalias 'echo \!* $myvar works.'
   set myvar=it
@@ -62,7 +66,7 @@ individual shells below).
 But this only works if the size of the current environment is smaller
 than the maximal length of a command and smaller than half of the max
 if running remotely. E.g. The max size of Bash's command is 128 KB, so
-B<env_parallel> will fail if B<set | wc -c> is bigger than 128
+B<env_parallel> will fail if 'B<set | wc -c>' is bigger than 128
 KB. Technically the limit is in execve(1) which IPC::open3 uses.
 
 Bash completion functions are well-known for taking up well over 128
@@ -71,7 +75,8 @@ B<env_parallel> to fail.
 
 Instead you can use B<--env> to specify which variables, arrays,
 aliases and functions to export as this will only export those with
-the given name.
+the given name. Or follow the recommended usage in shown in
+DESCRIPTION.
 
 
 =head1 OPTIONS

src/env_parallel.sh

@@ -105,13 +105,13 @@ env_parallel() {
 
     if which parallel | grep 'no parallel in' >/dev/null; then
 	echo 'env_parallel: Error: parallel must be in $PATH.' >&2
-	return 1
+	return 255
     fi
     if which parallel >/dev/null; then
 	true which on linux
     else
 	echo 'env_parallel: Error: parallel must be in $PATH.' >&2
-	return 1
+	return 255
     fi
 
     # Grep regexp for vars given by --env
@@ -167,8 +167,20 @@ env_parallel() {
     unset _list_alias_BODIES
     unset _list_variable_VALUES
     unset _list_function_BODIES
-    `which parallel` "$@";
+    # Test if environment is too big
-    _parallel_exit_CODE=$?
+    if `which true` >/dev/null ; then
-    unset PARALLEL_ENV;
+	`which parallel` "$@";
-    return $_parallel_exit_CODE
+	_parallel_exit_CODE=$?
+	unset PARALLEL_ENV;
+	return $_parallel_exit_CODE
+    else
+	unset PARALLEL_ENV;
+	echo "env_parallel: Error: Your environment is too big." >&2
+	echo "env_parallel: Error: Try running this in a clean environment once:" >&2
+	echo "env_parallel: Error:   env_parallel --record-env" >&2
+	echo "env_parallel: Error: And the use '--env _'" >&2
+	echo "env_parallel: Error: For details see: man env_parallel" >&2
+
+	return 255
+    fi
 }

src/parallel

@@ -1362,7 +1362,7 @@ sub check_invalid_option_combinations {
 
 sub init_globals {
     # Defaults:
-    $Global::version = 20170404;
+    $Global::version = 20170417;
     $Global::progname = 'parallel';
     $Global::infinity = 2**31;
     $Global::debug = 0;
@@ -5485,7 +5485,8 @@ sub compute_number_of_processes {
 	    # The child takes one process slot
 	    # It will be killed later
 	    $SIG{'TERM'} = $Global::original_sig{'TERM'};
-            sleep 10101010;
+	    # 'exec sleep' takes less RAM than sleeping in perl
+	    exec 'sleep', 10101;
             exit(0);
 	} else {
 	    # Failed to spawn
@@ -5619,7 +5620,7 @@ sub compute_number_of_processes {
 	    # The system_limit is less than the wanted_processes
 	    if($system_limit < 1 and not $Global::JobQueue->empty()) {
 		::warning("Cannot spawn any jobs. ".
-			  "Raising ulimit -u or /etc/security/limits.conf",
+			  "Raising ulimit -u or 'nproc' in /etc/security/limits.conf",
 			  "or /proc/sys/kernel/pid_max may help.");
 		::wait_and_exit(255);
 	    }
@@ -5627,7 +5628,8 @@ sub compute_number_of_processes {
 		::warning("Only enough file handles to run ".
 			  $system_limit. " jobs in parallel.",
 			  "Running 'parallel -j0 -N $system_limit --pipe parallel -j0' or",
-			  "raising ulimit -n or /etc/security/limits.conf may help.");
+			  "raising 'ulimit -n' or 'nofile' in /etc/security/limits.conf",
+			  "or /proc/sys/fs/file-max may help.");
 	    }
 	    if($max_system_proc_reached) {
 		::warning("Only enough available processes to run ".
@@ -8135,8 +8137,8 @@ sub print_dryrun_and_verbose {
 	}
 	if($opt::tmuxpane) {
 	    # Move the command into a pane in window 0
-	    $actual_command = 'tmux joinp -t :0 ; '.
+	    $actual_command = $ENV{'PARALLEL_TMUX'}.' joinp -t :0 ; '.
-		'tmux select-layout -t :0 tiled ; '.
+		$ENV{'PARALLEL_TMUX'}.' select-layout -t :0 tiled ; '.
 		$actual_command;
 	}
 	my $visual_command = $self->replaced();
@@ -8147,7 +8149,7 @@ sub print_dryrun_and_verbose {
 	}
 	# ; causes problems
 	# ascii 194-245 annoys tmux
-	$title =~ tr/[\011-\016;\302-\365]//d;
+	$title =~ tr/[\011-\016;\302-\365]/ /s;
 	$title = ::shell_quote_scalar($title);
 
 	my $l_act = length($actual_command);
@@ -8182,8 +8184,9 @@ sub print_dryrun_and_verbose {
 	    if($opt::fg) {
 		if(not fork) {
 		    # Run tmux in the foreground
-		    # Give it 1 second to get started
+		    # Wait for the socket to appear
-		    `sleep 1;$ENV{'PARALLEL_TMUX'} -S $tmuxsocket attach`;
+		    while (not -e $tmuxsocket) { }
+		    `$ENV{'PARALLEL_TMUX'} -S $tmuxsocket attach`;
 		    exit;
 		}
 	    }
@@ -8690,7 +8693,7 @@ sub print_joblog {
 	# Verbose level > 1: Print the rsync and stuff
 	$cmd = "@command";
     }
-    # Newlines makes it hard to parse the joblog
+    # Newlines make it hard to parse the joblog
     $cmd =~ s/\n/\0/g;
     print $Global::joblog
 	join("\t", $self->seq(), $self->sshlogin()->string(),

src/parallel.pod

@@ -84,24 +84,14 @@ If I<command> is given, GNU B<parallel> solve the same tasks as
 B<xargs>. If I<command> is not given GNU B<parallel> will behave
 similar to B<cat | sh>.
 
-The I<command> must be an executable, a script, a composed command, or
+The I<command> must be an executable, a script, a composed command, an
-a function.
+alias, or a function.
 
 B<Bash functions>: B<export -f> the function first or use B<env_parallel>.
 
-B<Bash aliases>: Use B<env_parallel>.
+B<Bash, Csh, or Tcsh aliases>: Use B<env_parallel>.
 
-B<Csh aliases>: Use B<env_parallel>.
+B<Zsh, Fish, Ksh, and Pdksh functions and aliases>: Use B<env_parallel>.
-
-B<Tcsh aliases>: Use B<env_parallel>.
-
-B<Zsh functions and aliases>: Use B<env_parallel>.
-
-B<Fish functions and aliases>: Use B<env_parallel>.
-
-B<Ksh functions and aliases>: Use B<env_parallel>.
-
-B<Pdksh functions and aliases>: Use B<env_parallel>.
 
 The command cannot contain the character \257 (macron: ¯).
 
@@ -117,6 +107,10 @@ The replacement string B<{}> can be changed with B<-I>.
 If the command line contains no replacement strings then B<{}> will be
 appended to the command line.
 
+Replacement strings are normally quoted, so special characters are not
+parsed by the shell. The exception is if the command starts with a
+replacement string; then the string is not quoted.
+
 
 =item B<{.}>
 
@@ -732,11 +726,11 @@ may not be used. B<--gnu> is kept for compatibility.
 
 Group output. Output from each jobs is grouped together and is only
 printed when the command is finished.  stdout (standard output) first
-followed by stderr (standard error). This takes some CPU time. In rare
+followed by stderr (standard error).
-situations GNU B<parallel> takes up lots of CPU time and if it is
+
-acceptable that the outputs from different commands are mixed
+This takes in the order of 0.5ms per job and depends on the speed of
-together, then disabling grouping with B<-u> can speedup GNU
+your disk for larger output. It can be disabled with B<-u>, but this
-B<parallel> by a factor of 10.
+means output from different commands can get mixed.
 
 B<--group> is the default. Can be reversed with B<-u>.
 
@@ -3045,25 +3039,40 @@ this technique with no problems. To raise the 32000 jobs limit raise
 =head1 EXAMPLE: Using shell variables
 
 When using shell variables you need to quote them correctly as they
-may otherwise be split on spaces.
+may otherwise be interpreted by the shell.
 
 Notice the difference between:
 
-  V=("My brother's 12\" records are worth <\$\$\$>"'!' Foo Bar)
+  ARR=("My brother's 12\" records are worth <\$\$\$>"'!' Foo Bar)
-  parallel echo ::: ${V[@]} # This is probably not what you want
+  parallel echo ::: ${ARR[@]} # This is probably not what you want
 
 and:
 
-  V=("My brother's 12\" records are worth <\$\$\$>"'!' Foo Bar)
+  ARR=("My brother's 12\" records are worth <\$\$\$>"'!' Foo Bar)
-  parallel echo ::: "${V[@]}"
+  parallel echo ::: "${ARR[@]}"
 
 When using variables in the actual command that contains special
 characters (e.g. space) you can quote them using B<'"$VAR"'> or using
 "'s and B<-q>:
 
-  V="Here  are  two "
+  VAR="My brother's 12\" records are worth <\$\$\$>"
-  parallel echo "'$V'" ::: spaces
+  parallel -q echo "$VAR" ::: '!'
-  parallel -q echo "$V" ::: spaces
+  export VAR
+  parallel echo '"$VAR"' ::: '!'
+
+If B<$VAR> does not contain ' then B<"'$VAR'"> will also work
+(and does not need B<export>):
+
+  VAR="My 12\" records are worth <\$\$\$>"
+  parallel echo "'$VAR'" ::: '!'
+
+If you use them in a function you just quote as you normally would do:
+
+  VAR="My brother's 12\" records are worth <\$\$\$>"
+  export VAR
+  myfunc() { echo "$VAR" "$1"; }
+  export -f myfunc
+  parallel myfunc ::: '!'
 
 
 =head1 EXAMPLE: Group output lines
@@ -3961,6 +3970,24 @@ Using GNU Parallel as dir processor has the same limitations as using
 GNU Parallel as queue system/batch manager.
 
 
+=head1 EXAMPLE: Locate the missing package
+
+If you have downloaded source and tried compiling it, you may have seen:
+
+  $ ./configure
+  [...]
+  checking for something.h... no
+  configure: error: "libsomething not found"
+
+Often it is not obvious which package you should install to get that
+file. Debian has `apt-file` to search for a file. `tracefile` from
+https://gitlab.com/ole.tange/tangetools can tell which files a program
+tried to access. In this case we are interested in one of the last
+files:
+
+  $ tracefile -un ./configure | tail | parallel -j0 apt-file search
+
+
 =head1 QUOTING
 
 GNU B<parallel> is very liberal in quoting. You only need to quote

src/parset.pod

@@ -28,7 +28,8 @@ the names will be the destination variables.
 
 =head1 OPTIONS
 
-Same as GNU B<parallel>.
+Same as GNU B<parallel>, but they are put I<after> the destination
+variable.
 
 
 =head1 SUPPORTED SHELLS
@@ -217,15 +218,14 @@ A copy of the full license is included in the file as cc-by-sa.txt.
 
 =head1 DEPENDENCIES
 
-B<env_parallel> uses GNU B<parallel>.
+B<parset> uses GNU B<parallel>.
 
 
 =head1 SEE ALSO
 
-B<parallel>(1), 
+B<parallel>(1), B<env_parallel>(1), 
+B<bash>(1).
 
-B<bash>(1), B<csh>(1), B<fish>(1), B<ksh>(1), B<pdksh>(1) B<tcsh>(1),
-B<zsh>(1).
 
 
 =cut

testsuite/tests-to-run/parallel-local-1s.sh

@@ -201,14 +201,14 @@ par_parset() {
     . `which env_parallel.bash`
 
     echo 'Put output into $myarray'
-    parset myarray seq 3 ::: 4 5 6
+    parset myarray seq 10 ::: 14 15 16
     echo "${myarray[1]}"
 
-    echo 'Put output into vars $seq, $pwd, $ls'
+    echo 'Put output into vars "$seq, $pwd, $ls"'
     parset "seq pwd ls" ::: "seq 10" pwd ls
     echo "$seq"
 
-    echo 'Put output into vars $seq, $pwd, $ls':
+    echo 'Put output into vars ($seq, $pwd, $ls)':
     into_vars=(seq pwd ls)
     parset "${into_vars[*]}" ::: "seq 5" pwd ls
     echo "$seq"

testsuite/tests-to-run/parallel-local-3s.sh

@@ -105,5 +105,14 @@ par_keeporder_roundrobin() {
     fi
 }
 
+par_multiline_commands() {
+    echo 'bug #50781: joblog format with multiline commands'
+    seq 1 3 | parallel --jl jl --timeout 2 'sleep {}; echo {};
+echo finish {}'
+    seq 1 3 | parallel --jl jl --timeout 4 --retry-failed 'sleep {}; echo {};
+echo finish {}'
+}
+
+
 export -f $(compgen -A function | grep par_)
 compgen -A function | grep par_ | sort | parallel -j6 --tag -k '{} 2>&1'

testsuite/tests-to-run/parallel-local-ssh7.sh

@@ -827,6 +827,8 @@ _EOF
 
 par_tcsh_funky() {
   myscript=$(cat <<'_EOF'
+    # funky breaks with different LANG
+    setenv LANG C
     set myvar = "myvar  works"
     set funky = "`perl -e 'print pack q(c*), 2..255'`"
     set myarray = ('' 'array_val2' '3' '' '5' '  space  6  ')
@@ -935,6 +937,229 @@ _EOF
   ssh tcsh@lo "$myscript" 2>&1 | sort
 }
 
+par_bash_environment_too_big() {
+  myscript=$(cat <<'_EOF'
+    echo 'bug #50815: env_parallel should warn if the environment is too big'
+    . `which env_parallel.bash`;
+    bigvar="$(yes | head -c 119k)"
+    env_parallel echo ::: OK
+    env_parallel -S lo echo ::: OK
+
+    bigvar="$(yes \"| head -c 79k)"
+    env_parallel echo ::: OK
+    env_parallel -S lo echo ::: OK
+
+    bigvar=u
+    eval 'bigfunc() { a="'"$(yes a| head -c 118k)"'"; };'
+    env_parallel echo ::: OK
+    env_parallel -S lo echo ::: OK
+
+    bigvar="$(yes | head -c 120k)"
+    env_parallel echo ::: fail
+    env_parallel -S lo echo ::: fail
+
+    bigvar="$(yes \"| head -c 80k)"
+    env_parallel echo ::: fail
+    env_parallel -S lo echo ::: fail
+
+    bigvar=u
+    eval 'bigfunc() { a="'"$(yes a| head -c 119k)"'"; };'
+    env_parallel echo ::: fail
+    env_parallel -S lo echo ::: fail
+_EOF
+  )
+  ssh bash@lo "$myscript"
+}
+
+par_dash_environment_too_big() {
+  myscript=$(cat <<'_EOF'
+    echo 'bug #50815: env_parallel should warn if the environment is too big'
+    . `which env_parallel.dash`;
+    bigvar="$(perl -e 'print "x"x130000')"
+    env_parallel echo ::: OK
+    env_parallel -S lo echo ::: OK
+
+    bigvar="$(perl -e 'print "\""x65000')"
+    env_parallel echo ::: OK
+    env_parallel -S lo echo ::: OK
+
+#    Functions not supported om ash
+#    bigvar=u
+#    eval 'bigfunc() { a="'"$(perl -e 'print "\""x126000')"'"; };'
+#    env_parallel echo ::: OK
+#    env_parallel -S lo echo ::: OK
+
+    bigvar="$(perl -e 'print "x"x131000')"
+    env_parallel echo ::: fail
+    env_parallel -S lo echo ::: fail
+
+    bigvar="$(perl -e 'print "\""x66000')"
+    env_parallel echo ::: fail
+    env_parallel -S lo echo ::: fail
+
+#    Functions not supported om ash
+#    bigvar=u
+#    eval 'bigfunc() { a="'"$(perl -e 'print "\""x126000')"'"; };'
+#    env_parallel echo ::: OK
+#    env_parallel -S lo echo ::: OK
+_EOF
+  )
+  ssh dash@lo "$myscript"
+}
+
+par_ash_environment_too_big() {
+  myscript=$(cat <<'_EOF'
+    echo 'bug #50815: env_parallel should warn if the environment is too big'
+    . `which env_parallel.ash`;
+    bigvar="$(perl -e 'print "x"x130000')"
+    env_parallel echo ::: OK
+    env_parallel -S lo echo ::: OK
+
+    bigvar="$(perl -e 'print "\""x65000')"
+    env_parallel echo ::: OK
+    env_parallel -S lo echo ::: OK
+
+#    Functions not supported in ash
+#    bigvar=u
+#    eval 'bigfunc() { a="'"$(perl -e 'print "\""x126000')"'"; };'
+#    env_parallel echo ::: OK
+#    env_parallel -S lo echo ::: OK
+
+    bigvar="$(perl -e 'print "x"x131000')"
+    env_parallel echo ::: fail
+    env_parallel -S lo echo ::: fail
+
+    bigvar="$(perl -e 'print "\""x66000')"
+    env_parallel echo ::: fail
+    env_parallel -S lo echo ::: fail
+
+#    Functions not supported in ash
+#    bigvar=u
+#    eval 'bigfunc() { a="'"$(perl -e 'print "\""x126000')"'"; };'
+#    env_parallel echo ::: OK
+#    env_parallel -S lo echo ::: OK
+_EOF
+  )
+  ssh ash@lo "$myscript"
+}
+
+par_sh_environment_too_big() {
+  myscript=$(cat <<'_EOF'
+    echo 'bug #50815: env_parallel should warn if the environment is too big'
+    . `which env_parallel.sh`;
+    bigvar="$(perl -e 'print "x"x130000')"
+    env_parallel echo ::: OK
+    env_parallel -S lo echo ::: OK
+
+    bigvar="$(perl -e 'print "\""x65000')"
+    env_parallel echo ::: OK
+    env_parallel -S lo echo ::: OK
+
+#    Functions not supported on GNU/Linux
+#    bigvar=u
+#    eval 'bigfunc() { a="'"$(perl -e 'print "\\\""x133000')"'"; };'
+#    env_parallel echo ::: OK
+#    env_parallel -S lo echo ::: OK
+
+    bigvar="$(perl -e 'print "x"x131000')"
+    env_parallel echo ::: fail
+    env_parallel -S lo echo ::: fail
+
+    bigvar="$(perl -e 'print "\""x66000')"
+    env_parallel echo ::: fail
+    env_parallel -S lo echo ::: fail
+
+#    Functions not supported on GNU/Linux
+#    bigvar=u
+#    eval 'bigfunc() { a="'"$(perl -e 'print "\""x132000')"'"; };'
+#    env_parallel echo ::: fail
+#    env_parallel -S lo echo ::: fail
+_EOF
+  )
+  ssh sh@lo "$myscript"
+}
+
+par_zsh_environment_too_big() {
+  myscript=$(cat <<'_EOF'
+    echo 'bug #50815: env_parallel should warn if the environment is too big'
+    . `which env_parallel.zsh`;
+    bigvar="$(perl -e 'print "x"x122000')"
+    env_parallel echo ::: OK
+    env_parallel -S lo echo ::: OK
+
+    bigvar="$(perl -e 'print "\""x122000')"
+    env_parallel echo ::: OK
+    env_parallel -S lo echo ::: OK
+
+    bigvar=u
+    eval 'bigfunc() { a="'"$(perl -e 'print "x"x122000')"'"; };'
+    env_parallel echo ::: OK
+    env_parallel -S lo echo ::: OK
+
+    bigvar="$(perl -e 'print "x"x123000')"
+    env_parallel echo ::: fail
+    env_parallel -S lo echo ::: fail
+
+    bigvar="$(perl -e 'print "\""x123000')"
+    env_parallel echo ::: fail
+    env_parallel -S lo echo ::: fail
+
+    bigvar=u
+    eval 'bigfunc() { a="'"$(perl -e 'print "x"x123000')"'"; };'
+    env_parallel echo ::: fail
+    env_parallel -S lo echo ::: fail
+_EOF
+  )
+  ssh zsh@lo "$myscript"
+}
+
+par_ksh_environment_too_big() {
+  myscript=$(cat <<'_EOF'
+    echo 'bug #50815: env_parallel should warn if the environment is too big'
+    . `which env_parallel.ksh`;
+    bigvar="$(perl -e 'print "x"x125000')"
+    env_parallel echo ::: OK
+    bigvar="$(perl -e 'print "x"x124000')"
+    env_parallel -S lo echo ::: OK
+
+    bigvar="$(perl -e 'print "\""x124000')"
+    env_parallel echo ::: OK
+    env_parallel -S lo echo ::: OK
+
+    bigvar=u
+    eval 'bigfunc() { a="'"$(perl -e 'print "\""x124000')"'"; };'
+    env_parallel echo ::: OK
+    env_parallel -S lo echo ::: OK
+
+    bigvar="$(perl -e 'print "x"x126000')"
+    env_parallel echo ::: fail
+    env_parallel -S lo echo ::: fail
+
+    bigvar="$(perl -e 'print "\""x125000')"
+    env_parallel echo ::: fail
+    env_parallel -S lo echo ::: fail
+
+    bigvar=u
+    eval 'bigfunc() { a="'"$(perl -e 'print "\""x125000')"'"; };'
+    env_parallel echo ::: fail
+    env_parallel -S lo echo ::: fail
+_EOF
+  )
+  ssh ksh@lo "$myscript"
+}
+
+par_fish_environment_too_big() {
+    echo Not implemented
+}
+
+par_csh_environment_too_big() {
+    echo Not implemented
+}
+
+par_tcsh_environment_too_big() {
+    echo Not implemented
+}
+
 export -f $(compgen -A function | grep par_)
 #compgen -A function | grep par_ | sort | parallel --delay $D -j$P --tag -k '{} 2>&1'
 compgen -A function | grep par_ | sort |

testsuite/tests-to-run/parallel-local-ssh8.sh

@@ -59,6 +59,10 @@ par_keeporder() {
     parallel --keeporder -j100% -S 1/:,2/parallel@lo -q perl -e 'sleep 1;print "job{}\n";exit({})'
 }
 
+par_load_csh() {
+    echo '### Gave Word too long.'
+    parallel --load 100% -S csh@lo echo ::: a
+}
 
 export -f $(compgen -A function | grep par_)
 #compgen -A function | grep par_ | sort | parallel --delay $D -j$P --tag -k '{} 2>&1'

testsuite/tests-to-run/parallel-polarhome.sh

@@ -2,7 +2,7 @@
 
 # Check servers up on http://www.polarhome.com/service/status/
 
-P_ALL="vax freebsd solaris openbsd netbsd debian alpha aix redhat hpux ultrix minix qnx irix tru64 openindiana suse solaris-x86 mandriva ubuntu scosysv unixware dragonfly centos miros hurd raspbian macosx hpux-ia64 syllable pidora"
+P_ALL="tru64 syllable pidora raspbian solaris openindiana aix hpux qnx debian-ppc suse solaris-x86 mandriva ubuntu scosysv unixware centos miros macosx redhat netbsd openbsd freebsd debian dragonfly hpux-ia64 vax alpha ultrix minix irix hurd beaglebone cubieboard2"
 P_NOTWORKING="vax alpha openstep"
 P_NOTWORKING_YET="ultrix irix"
 
@@ -10,6 +10,7 @@ P_WORKING="tru64 syllable pidora raspbian solaris openindiana aix hpux qnx debia
 P_TEMPORARILY_BROKEN="minix hurd hpux-ia64 dragonfly"
 
 P="$P_WORKING"
+P="$P_ALL"
 POLAR=`parallel -k echo {}.polarhome.com ::: $P`
 S_POLAR=`parallel -k echo -S 1/{}.polarhome.com ::: $P`
 
@@ -58,12 +59,12 @@ echo
 echo '### Does exporting a bash function kill parallel'
 echo
 # http://zmwangx.github.io/blog/2015-11-25-bash-function-exporting-fiasco.html
-parallel --onall -j0 -k --tag --timeout $TIMEOUT $S_POLAR 'func() { cat <(echo bash only A); };export -f func; bin/parallel func ::: ' ::: 1 2>&1
+parallel --onall -j0 -k --tag --timeout $TIMEOUT $S_POLAR 'func() { cat <(echo bash only A); };export -f func; bin/parallel func ::: ' ::: 1 2>&1 | sort
 
 echo
 echo '### Does PARALLEL_SHELL help exporting a bash function not kill parallel'
 echo
-PARALLEL_SHELL=/bin/bash parallel --retries $RETRIES --onall -j0 -k --tag --timeout $TIMEOUT $S_POLAR 'func() { cat <(echo bash only B); };export -f func; bin/parallel func ::: ' ::: 1 2>&1
+PARALLEL_SHELL=/bin/bash parallel --retries $RETRIES --onall -j0 -k --tag --timeout $TIMEOUT $S_POLAR 'func() { cat <(echo bash only B); };export -f func; bin/parallel func ::: ' ::: 1 2>&1 | sort
 
 # Started earlier - therefore wait
 wait; cat /tmp/test_empty_cmd

testsuite/wanted-results/parallel-install

@@ -7,6 +7,26 @@ test -d "parallel-00000000" || mkdir "parallel-00000000"
  (cd src && make  top_distdir=../parallel-00000000 distdir=../parallel-00000000/src \
      am__remove_distdir=: am__skip_length_check=: am__skip_mode_fix=: distdir)
 make[0]: Entering directory '~/privat/parallel/src'
+pod2man --release='00000000' --center='parallel' \
+	--section=1 ./parset > ./parset.1n \
+&& mv ./parset.1n ./parset.1 \
+|| echo "Warning: pod2man not found. Using old parset.1"
+/bin/bash: pod2man: command not found
+Warning: pod2man not found. Using old parset.1
+pod2html --title "GNU parset" ./parset > ./parset.htmln \
+&& mv ./parset.htmln ./parset.html \
+|| echo "Warning: pod2html not found. Using old parset.html"
+/bin/bash: pod2html: command not found
+Warning: pod2html not found. Using old parset.html
+rm -f ./pod2htm*
+pod2texi --output=./parset.texi ./parset \
+|| echo "Warning: pod2texi not found. Using old parset.texi"
+/bin/bash: pod2texi: command not found
+Warning: pod2texi not found. Using old parset.texi
+pod2pdf --output-file ./parset.pdf ./parset --title "GNU parset" \
+|| echo "Warning: pod2pdf not found. Using old parset.pdf"
+/bin/bash: pod2pdf: command not found
+Warning: pod2pdf not found. Using old parset.pdf
 make[0]: Leaving directory '~/privat/parallel/src'
 test -n "" \
 || find "parallel-00000000" -type d ! -perm -755 \
@@ -81,6 +101,12 @@ pod2man --release='00000000' --center='parallel' \
 || echo "Warning: pod2man not found. Using old parallel_alternatives.7"
 /bin/bash: pod2man: command not found
 Warning: pod2man not found. Using old parallel_alternatives.7
+pod2man --release='00000000' --center='parallel' \
+	--section=1 ./parset > ./parset.1n \
+&& mv ./parset.1n ./parset.1 \
+|| echo "Warning: pod2man not found. Using old parset.1"
+/bin/bash: pod2man: command not found
+Warning: pod2man not found. Using old parset.1
 pod2html --title "GNU Parallel" ./parallel.pod > ./parallel.htmln \
 && mv ./parallel.htmln ./parallel.html \
 || echo "Warning: pod2html not found. Using old parallel.html"
@@ -161,6 +187,10 @@ pod2texi --output=./parallel_alternatives.texi ./parallel_alternatives.pod \
 || echo "Warning: pod2texi not found. Using old parallel_alternatives.texi"
 /bin/bash: pod2texi: command not found
 Warning: pod2texi not found. Using old parallel_alternatives.texi
+pod2texi --output=./parset.texi ./parset \
+|| echo "Warning: pod2texi not found. Using old parset.texi"
+/bin/bash: pod2texi: command not found
+Warning: pod2texi not found. Using old parset.texi
 pod2pdf --output-file ./parallel.pdf ./parallel.pod --title "GNU Parallel" \
 || echo "Warning: pod2pdf not found. Using old parallel.pdf"
 /bin/bash: pod2pdf: command not found
@@ -193,6 +223,10 @@ pod2pdf --output-file ./parallel_alternatives.pdf ./parallel_alternatives.pod --
 || echo "Warning: pod2pdf not found. Using old parallel_alternatives.pdf"
 /bin/bash: pod2pdf: command not found
 Warning: pod2pdf not found. Using old parallel_alternatives.pdf
+pod2pdf --output-file ./parset.pdf ./parset --title "GNU parset" \
+|| echo "Warning: pod2pdf not found. Using old parset.pdf"
+/bin/bash: pod2pdf: command not found
+Warning: pod2pdf not found. Using old parset.pdf
 make[0]: Entering directory '/tmp/parallel-00000000/src'
  /bin/mkdir -p '/usr/local/bin'
  /usr/bin/install -c parallel sql niceload parcat env_parallel env_parallel.ash env_parallel.bash env_parallel.csh env_parallel.dash env_parallel.fish env_parallel.ksh env_parallel.pdksh env_parallel.sh env_parallel.tcsh env_parallel.zsh '/usr/local/bin'
@@ -281,6 +315,10 @@ pod2texi --output=./parallel_alternatives.texi ./parallel_alternatives.pod \
 || echo "Warning: pod2texi not found. Using old parallel_alternatives.texi"
 /bin/bash: pod2texi: command not found
 Warning: pod2texi not found. Using old parallel_alternatives.texi
+pod2texi --output=./parset.texi ./parset \
+|| echo "Warning: pod2texi not found. Using old parset.texi"
+/bin/bash: pod2texi: command not found
+Warning: pod2texi not found. Using old parset.texi
 pod2pdf --output-file ./parallel.pdf ./parallel.pod --title "GNU Parallel" \
 || echo "Warning: pod2pdf not found. Using old parallel.pdf"
 /bin/bash: pod2pdf: command not found
@@ -313,8 +351,12 @@ pod2pdf --output-file ./parallel_alternatives.pdf ./parallel_alternatives.pod --
 || echo "Warning: pod2pdf not found. Using old parallel_alternatives.pdf"
 /bin/bash: pod2pdf: command not found
 Warning: pod2pdf not found. Using old parallel_alternatives.pdf
+pod2pdf --output-file ./parset.pdf ./parset --title "GNU parset" \
+|| echo "Warning: pod2pdf not found. Using old parset.pdf"
+/bin/bash: pod2pdf: command not found
+Warning: pod2pdf not found. Using old parset.pdf
  /bin/mkdir -p '/usr/local/share/doc/parallel'
- /usr/bin/install -c -m 644 parallel.html env_parallel.html sem.html sql.html niceload.html parallel_tutorial.html parallel_design.html parallel_alternatives.html parcat.html parallel.texi env_parallel.texi sem.texi sql.texi niceload.texi parallel_tutorial.texi parallel_design.texi parallel_alternatives.texi parcat.texi parallel.pdf env_parallel.pdf sem.pdf sql.pdf niceload.pdf parallel_tutorial.pdf parallel_design.pdf parallel_alternatives.pdf parcat.pdf '/usr/local/share/doc/parallel'
+ /usr/bin/install -c -m 644 parallel.html env_parallel.html sem.html sql.html niceload.html parallel_tutorial.html parallel_design.html parallel_alternatives.html parcat.html parallel.texi env_parallel.texi sem.texi sql.texi niceload.texi parallel_tutorial.texi parallel_design.texi parallel_alternatives.texi parcat.texi parset.texi parallel.pdf env_parallel.pdf sem.pdf sql.pdf niceload.pdf parallel_tutorial.pdf parallel_design.pdf parallel_alternatives.pdf parcat.pdf parset.pdf '/usr/local/share/doc/parallel'
 pod2man --release='00000000' --center='parallel' \
 	--section=1 ./parallel.pod > ./parallel.1n \
 && mv ./parallel.1n ./parallel.1 \
@@ -363,8 +405,14 @@ pod2man --release='00000000' --center='parallel' \
 || echo "Warning: pod2man not found. Using old parallel_alternatives.7"
 /bin/bash: pod2man: command not found
 Warning: pod2man not found. Using old parallel_alternatives.7
+pod2man --release='00000000' --center='parallel' \
+	--section=1 ./parset > ./parset.1n \
+&& mv ./parset.1n ./parset.1 \
+|| echo "Warning: pod2man not found. Using old parset.1"
+/bin/bash: pod2man: command not found
+Warning: pod2man not found. Using old parset.1
  /bin/mkdir -p '/usr/local/share/man/man1'
- /usr/bin/install -c -m 644 parallel.1 env_parallel.1 sem.1 sql.1 niceload.1 parcat.1 '/usr/local/share/man/man1'
+ /usr/bin/install -c -m 644 parallel.1 env_parallel.1 sem.1 sql.1 niceload.1 parcat.1 parset.1 '/usr/local/share/man/man1'
  /bin/mkdir -p '/usr/local/share/man/man7'
  /usr/bin/install -c -m 644 parallel_tutorial.7 parallel_design.7 parallel_alternatives.7 '/usr/local/share/man/man7'
 make[0]: Leaving directory '/tmp/parallel-00000000/src'

testsuite/wanted-results/parallel-local-0.3s

@@ -594,7 +594,7 @@ e
   echo '### test too long args'
 ### test too long args
   perl -e 'print "z"x1000000' | parallel echo 2>&1
-parallel: Error: Command line too long (1000005 >= 65528) at input 0: zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz...
+parallel: Error: Command line too long (1000005 >= 65524) at input 0: zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz...
   perl -e 'print "z"x1000000' | xargs echo 2>&1
 xargs: argument line too long
   (seq 1 10; perl -e 'print "z"x1000000'; seq 12 15) | stdsort parallel -j1 -km -s 10 echo
@@ -861,7 +861,7 @@ echo far
 ### Test --show-limits
   (echo b; echo c; echo f) | parallel -k --show-limits echo {}ar
 Maximal size of command: 131049
-Maximal used size of command: 65528
+Maximal used size of command: 65524
 
 Execution of  will continue now, and it will try to read its input
 and run commands; if this is not what you wanted to happen, please

testsuite/wanted-results/parallel-local-100s

@@ -5,7 +5,8 @@ par_outside_file_handle_limit 2>&1
 par_outside_file_handle_limit	### Test Force outside the file handle limit, 2009-02-17 Gave fork error
 par_outside_file_handle_limit	parallel: Warning: Only enough file handles to run 999 jobs in parallel.
 par_outside_file_handle_limit	parallel: Warning: Running 'parallel -j0 -N 999 --pipe parallel -j0' or
-par_outside_file_handle_limit	parallel: Warning: raising ulimit -n or /etc/security/limits.conf may help.
+par_outside_file_handle_limit	parallel: Warning: raising 'ulimit -n' or 'nofile' in /etc/security/limits.conf
+par_outside_file_handle_limit	parallel: Warning: or /proc/sys/fs/file-max may help.
 par_outside_file_handle_limit	Start
 par_outside_file_handle_limit	end
 par_over_4GB 2>&1

testsuite/wanted-results/parallel-local-10s

@@ -273,7 +273,8 @@ par_interactive
 par_k	### Test -k
 par_k	parallel: Warning: Only enough file handles to run 9 jobs in parallel.
 par_k	parallel: Warning: Running 'parallel -j0 -N 9 --pipe parallel -j0' or
-par_k	parallel: Warning: raising ulimit -n or /etc/security/limits.conf may help.
+par_k	parallel: Warning: raising 'ulimit -n' or 'nofile' in /etc/security/limits.conf
+par_k	parallel: Warning: or /proc/sys/fs/file-max may help.
 par_k	parallel: Warning: No more file handles. 
 par_k	parallel: Warning: Raising ulimit -n or /etc/security/limits.conf may help.
 par_k	begin
@@ -482,10 +483,10 @@ par_kill_children_timeout	      0       0       0
 par_kill_children_timeout	2
 par_kill_children_timeout	      0       0       0
 par_maxlinelen_X_I	### Test max line length -X -I
-par_maxlinelen_X_I	81c0a85162c989c07f666b827a30ce52  -
+par_maxlinelen_X_I	47ec7550232044dc1e7a504705a45184  -
 par_maxlinelen_X_I	Chars per line (817788/13): 62906
 par_maxlinelen_m_I	### Test max line length -m -I
-par_maxlinelen_m_I	14bacad229d8b0d32be0a2339c2a6af7  -
+par_maxlinelen_m_I	d10d5c84fc4716b21d90afa92cf44d73  -
 par_maxlinelen_m_I	Chars per line (697810/11): 63437
 par_memleak	### Test memory consumption stays (almost) the same for 30 and 300 jobs
 par_memleak	should give 1 == true

testsuite/wanted-results/parallel-local-1s

@@ -455,10 +455,13 @@ par_failing_compressor	C=cat;false,D=cat;false
 par_failing_compressor	parallel: Error: cat;false failed.
 par_parset	### test parset
 par_parset	Put output into $myarray
-par_parset	3
+par_parset	10
-par_parset	4
+par_parset	11
-par_parset	5
+par_parset	12
-par_parset	Put output into vars $seq, $pwd, $ls
+par_parset	13
+par_parset	14
+par_parset	15
+par_parset	Put output into vars "$seq, $pwd, $ls"
 par_parset	1
 par_parset	2
 par_parset	3
@@ -469,7 +472,7 @@ par_parset	7
 par_parset	8
 par_parset	9
 par_parset	10
-par_parset	Put output into vars $seq, $pwd, $ls:
+par_parset	Put output into vars ($seq, $pwd, $ls):
 par_parset	1
 par_parset	2
 par_parset	3

testsuite/wanted-results/parallel-local-3s

@@ -19,6 +19,13 @@ par_kill_term_twice	parallel: bash -c sleep\ 120\ \&\ pid\=\$\!\;\ wait\ \$pid 1
 par_kill_term_twice	bash-+-perl---bash---sleep
 par_kill_term_twice	     `-pstree
 par_kill_term_twice	bash---pstree
+par_multiline_commands	bug #50781: joblog format with multiline commands
+par_multiline_commands	1
+par_multiline_commands	finish 1
+par_multiline_commands	2
+par_multiline_commands	finish 2
+par_multiline_commands	3
+par_multiline_commands	finish 3
 par_pipepart_block	### --pipepart --block -# (# < 0)
 par_pipepart_block	1
 par_pipepart_block	2

testsuite/wanted-results/parallel-local-ssh2

@@ -90,14 +90,14 @@ par_tee_ssh	2
 par_tee_ssh	3
 par_tee_ssh	3
 par_wd_no_such_dir	### --wd no-such-dir - csh
-par_wd_no_such_dir	mkdir: cannot create directory '/no-such-dir': Permission denied
+par_wd_no_such_dir	mkdir: cannot create directory ‘/no-such-dir’: Permission denied
 par_wd_no_such_dir	parallel: Cannot chdir to /no-such-dir
 par_wd_no_such_dir	Exit code 1
 par_wd_no_such_dir	### --wd no-such-dir - tcsh
-par_wd_no_such_dir	mkdir: cannot create directory '/no-such-dir': Permission denied
+par_wd_no_such_dir	mkdir: cannot create directory ‘/no-such-dir’: Permission denied
 par_wd_no_such_dir	parallel: Cannot chdir to /no-such-dir
 par_wd_no_such_dir	Exit code 1
 par_wd_no_such_dir	### --wd no-such-dir - bash
-par_wd_no_such_dir	mkdir: cannot create directory '/no-such-dir': Permission denied
+par_wd_no_such_dir	mkdir: cannot create directory ‘/no-such-dir’: Permission denied
 par_wd_no_such_dir	parallel: Cannot chdir to /no-such-dir
 par_wd_no_such_dir	Exit code 1

testsuite/wanted-results/parallel-local-ssh7

@@ -1,11 +1,83 @@
 ### test --env _
 Both test that variables are copied,
 but also that they are NOT copied, if ignored
+par_ash_environment_too_big	bug #50815: env_parallel should warn if the environment is too big
+par_ash_environment_too_big	OK
+par_ash_environment_too_big	OK
+par_ash_environment_too_big	OK
+par_ash_environment_too_big	OK
+par_ash_environment_too_big	ash: 1: which: Argument list too long
+par_ash_environment_too_big	env_parallel: Error: Your environment is too big.
+par_ash_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_ash_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_ash_environment_too_big	env_parallel: Error: And the use '--env _'
+par_ash_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_ash_environment_too_big	ash: 1: which: Argument list too long
+par_ash_environment_too_big	env_parallel: Error: Your environment is too big.
+par_ash_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_ash_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_ash_environment_too_big	env_parallel: Error: And the use '--env _'
+par_ash_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_ash_environment_too_big	ash: 1: which: Argument list too long
+par_ash_environment_too_big	env_parallel: Error: Your environment is too big.
+par_ash_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_ash_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_ash_environment_too_big	env_parallel: Error: And the use '--env _'
+par_ash_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_ash_environment_too_big	ash: 1: which: Argument list too long
+par_ash_environment_too_big	env_parallel: Error: Your environment is too big.
+par_ash_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_ash_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_ash_environment_too_big	env_parallel: Error: And the use '--env _'
+par_ash_environment_too_big	env_parallel: Error: For details see: man env_parallel
 par_bash_env_parallel_fifo	OK
 par_bash_env_parallel_fifo	OK
 par_bash_env_parallel_fifo	bug #50435: Remote fifo broke in 20150522
 par_bash_env_parallel_fifo	data from stdin
 par_bash_env_parallel_fifo	data from stdin
+par_bash_environment_too_big	bug #50815: env_parallel should warn if the environment is too big
+par_bash_environment_too_big	OK
+par_bash_environment_too_big	OK
+par_bash_environment_too_big	OK
+par_bash_environment_too_big	OK
+par_bash_environment_too_big	OK
+par_bash_environment_too_big	OK
+par_bash_environment_too_big	/usr/local/bin/env_parallel.bash: line 168: /usr/bin/which: Argument list too long
+par_bash_environment_too_big	env_parallel: Error: Your environment is too big.
+par_bash_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_bash_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_bash_environment_too_big	env_parallel: Error: And the use '--env _'
+par_bash_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_bash_environment_too_big	/usr/local/bin/env_parallel.bash: line 168: /usr/bin/which: Argument list too long
+par_bash_environment_too_big	env_parallel: Error: Your environment is too big.
+par_bash_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_bash_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_bash_environment_too_big	env_parallel: Error: And the use '--env _'
+par_bash_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_bash_environment_too_big	/usr/local/bin/env_parallel.bash: line 168: /usr/bin/which: Argument list too long
+par_bash_environment_too_big	env_parallel: Error: Your environment is too big.
+par_bash_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_bash_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_bash_environment_too_big	env_parallel: Error: And the use '--env _'
+par_bash_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_bash_environment_too_big	/usr/local/bin/env_parallel.bash: line 168: /usr/bin/which: Argument list too long
+par_bash_environment_too_big	env_parallel: Error: Your environment is too big.
+par_bash_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_bash_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_bash_environment_too_big	env_parallel: Error: And the use '--env _'
+par_bash_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_bash_environment_too_big	/usr/local/bin/env_parallel.bash: line 168: /usr/bin/which: Argument list too long
+par_bash_environment_too_big	env_parallel: Error: Your environment is too big.
+par_bash_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_bash_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_bash_environment_too_big	env_parallel: Error: And the use '--env _'
+par_bash_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_bash_environment_too_big	/usr/local/bin/env_parallel.bash: line 168: /usr/bin/which: Argument list too long
+par_bash_environment_too_big	env_parallel: Error: Your environment is too big.
+par_bash_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_bash_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_bash_environment_too_big	env_parallel: Error: And the use '--env _'
+par_bash_environment_too_big	env_parallel: Error: For details see: man env_parallel
 par_bash_funky	
 par_bash_funky	
 par_bash_funky	
@@ -87,6 +159,7 @@ par_csh_env_parallel_fifo	data from stdin
 par_csh_env_parallel_fifo	OK
 par_csh_env_parallel_fifo	data from stdin
 par_csh_env_parallel_fifo	OK
+par_csh_environment_too_big	Not implemented
 par_csh_funky	3 arg alias_works
 par_csh_funky	myvar  works
 par_csh_funky	space special chars problem
@@ -178,6 +251,35 @@ par_csh_underscore	OK      ^^^^^^^^^^^^^^^^^ if no myecho
 par_csh_underscore	myecho: Command not found.
 par_csh_underscore	OK      ^^^^^^^^^^^^^^^^^ if no myecho
 par_csh_underscore	Connection to lo closed.
+par_dash_environment_too_big	bug #50815: env_parallel should warn if the environment is too big
+par_dash_environment_too_big	OK
+par_dash_environment_too_big	OK
+par_dash_environment_too_big	OK
+par_dash_environment_too_big	OK
+par_dash_environment_too_big	dash: 1: which: Argument list too long
+par_dash_environment_too_big	env_parallel: Error: Your environment is too big.
+par_dash_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_dash_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_dash_environment_too_big	env_parallel: Error: And the use '--env _'
+par_dash_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_dash_environment_too_big	dash: 1: which: Argument list too long
+par_dash_environment_too_big	env_parallel: Error: Your environment is too big.
+par_dash_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_dash_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_dash_environment_too_big	env_parallel: Error: And the use '--env _'
+par_dash_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_dash_environment_too_big	dash: 1: which: Argument list too long
+par_dash_environment_too_big	env_parallel: Error: Your environment is too big.
+par_dash_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_dash_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_dash_environment_too_big	env_parallel: Error: And the use '--env _'
+par_dash_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_dash_environment_too_big	dash: 1: which: Argument list too long
+par_dash_environment_too_big	env_parallel: Error: Your environment is too big.
+par_dash_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_dash_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_dash_environment_too_big	env_parallel: Error: And the use '--env _'
+par_dash_environment_too_big	env_parallel: Error: For details see: man env_parallel
 par_fish_env_parallel_fifo	bug #50435: Remote fifo broke in 20150522
 par_fish_env_parallel_fifo	data from stdin
 par_fish_env_parallel_fifo	OK
@@ -186,6 +288,7 @@ par_fish_env_parallel_fifo	OK
 par_fish_env_parallel_fifo	$? is not the exit status. In fish, please use $status.
 par_fish_env_parallel_fifo	fish: cat $PARALLEL_TMP; and echo $OK;perl -e '$bash=shift;$csh=shift;for(@ARGV){unlink;rmdir;}if($bash=~s/h//){exit$bash;}exit$csh;' "$?h" "$status" $PARALLEL_TMP
 par_fish_env_parallel_fifo	                                                                                                                                        ^
+par_fish_environment_too_big	Not implemented
 par_fish_funky	env_parallel: Warning: ASCII value 1 in variables is not supported
 par_fish_funky	3 arg alias_works
 par_fish_funky	env_parallel: Warning: ASCII value 1 in variables is not supported
@@ -264,15 +367,15 @@ par_fish_underscore	aliases and arrays in functions work
 par_fish_underscore	aliases functions work
 par_fish_underscore	aliases functions work
 par_fish_underscore	      ^
-par_fish_underscore	in function 'myfunc'
+par_fish_underscore	in function “myfunc”
 par_fish_underscore		called on standard input
-par_fish_underscore		with parameter list 'work'
+par_fish_underscore		with parameter list “work”
 par_fish_underscore	
 par_fish_underscore	OK if   ^^^^^^^^^^^^^^^^^ no myecho
 par_fish_underscore	      ^
-par_fish_underscore	in function 'myfunc'
+par_fish_underscore	in function “myfunc”
 par_fish_underscore		called on standard input
-par_fish_underscore		with parameter list 'work'
+par_fish_underscore		with parameter list “work”
 par_fish_underscore	
 par_fish_underscore	OK if   ^^^^^^^^^^^^^^^^^ no myecho
 par_fish_underscore	      ^
@@ -284,6 +387,49 @@ par_ksh_env_parallel_fifo	OK
 par_ksh_env_parallel_fifo	bug #50435: Remote fifo broke in 20150522
 par_ksh_env_parallel_fifo	data from stdin
 par_ksh_env_parallel_fifo	data from stdin
+par_ksh_environment_too_big	bug #50815: env_parallel should warn if the environment is too big
+par_ksh_environment_too_big	OK
+par_ksh_environment_too_big	OK
+par_ksh_environment_too_big	OK
+par_ksh_environment_too_big	OK
+par_ksh_environment_too_big	OK
+par_ksh_environment_too_big	OK
+par_ksh_environment_too_big	ksh[161]: which: /usr/bin/which: cannot execute [Argument list too long]
+par_ksh_environment_too_big	env_parallel: Error: Your environment is too big.
+par_ksh_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_ksh_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_ksh_environment_too_big	env_parallel: Error: And the use '--env _'
+par_ksh_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_ksh_environment_too_big	ksh[161]: which: /usr/bin/which: cannot execute [Argument list too long]
+par_ksh_environment_too_big	env_parallel: Error: Your environment is too big.
+par_ksh_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_ksh_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_ksh_environment_too_big	env_parallel: Error: And the use '--env _'
+par_ksh_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_ksh_environment_too_big	ksh[161]: which: /usr/bin/which: cannot execute [Argument list too long]
+par_ksh_environment_too_big	env_parallel: Error: Your environment is too big.
+par_ksh_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_ksh_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_ksh_environment_too_big	env_parallel: Error: And the use '--env _'
+par_ksh_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_ksh_environment_too_big	ksh[161]: which: /usr/bin/which: cannot execute [Argument list too long]
+par_ksh_environment_too_big	env_parallel: Error: Your environment is too big.
+par_ksh_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_ksh_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_ksh_environment_too_big	env_parallel: Error: And the use '--env _'
+par_ksh_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_ksh_environment_too_big	ksh[161]: which: /usr/bin/which: cannot execute [Argument list too long]
+par_ksh_environment_too_big	env_parallel: Error: Your environment is too big.
+par_ksh_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_ksh_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_ksh_environment_too_big	env_parallel: Error: And the use '--env _'
+par_ksh_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_ksh_environment_too_big	ksh[161]: which: /usr/bin/which: cannot execute [Argument list too long]
+par_ksh_environment_too_big	env_parallel: Error: Your environment is too big.
+par_ksh_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_ksh_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_ksh_environment_too_big	env_parallel: Error: And the use '--env _'
+par_ksh_environment_too_big	env_parallel: Error: For details see: man env_parallel
 par_ksh_funky	
 par_ksh_funky	
\\\\\\\\	
 par_ksh_funky	
 !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~€<7F>‚ƒ„…†‡ˆ‰Š‹Œ<E280B9>Ž<EFBFBD><C5BD>‘’“”•–—˜™š›œ<E280BA>žŸ ¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ-funky
@@ -354,11 +500,41 @@ par_ksh_underscore	/usr/bin/ksh: line 2: myfunc: not found
 par_ksh_underscore	OK if no myfunc         ^^^^^^^^^^^^^^^^^
 par_ksh_underscore	/usr/bin/ksh: line 2: myfunc: not found
 par_ksh_underscore	OK if no myfunc         ^^^^^^^^^^^^^^^^^
+par_sh_environment_too_big	bug #50815: env_parallel should warn if the environment is too big
+par_sh_environment_too_big	OK
+par_sh_environment_too_big	OK
+par_sh_environment_too_big	OK
+par_sh_environment_too_big	OK
+par_sh_environment_too_big	sh: 1: which: Argument list too long
+par_sh_environment_too_big	env_parallel: Error: Your environment is too big.
+par_sh_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_sh_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_sh_environment_too_big	env_parallel: Error: And the use '--env _'
+par_sh_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_sh_environment_too_big	sh: 1: which: Argument list too long
+par_sh_environment_too_big	env_parallel: Error: Your environment is too big.
+par_sh_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_sh_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_sh_environment_too_big	env_parallel: Error: And the use '--env _'
+par_sh_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_sh_environment_too_big	sh: 1: which: Argument list too long
+par_sh_environment_too_big	env_parallel: Error: Your environment is too big.
+par_sh_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_sh_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_sh_environment_too_big	env_parallel: Error: And the use '--env _'
+par_sh_environment_too_big	env_parallel: Error: For details see: man env_parallel
+par_sh_environment_too_big	sh: 1: which: Argument list too long
+par_sh_environment_too_big	env_parallel: Error: Your environment is too big.
+par_sh_environment_too_big	env_parallel: Error: Try running this in a clean environment once:
+par_sh_environment_too_big	env_parallel: Error:   env_parallel --record-env
+par_sh_environment_too_big	env_parallel: Error: And the use '--env _'
+par_sh_environment_too_big	env_parallel: Error: For details see: man env_parallel
 par_tcsh_env_parallel_fifo	OK
 par_tcsh_env_parallel_fifo	OK
 par_tcsh_env_parallel_fifo	bug #50435: Remote fifo broke in 20150522
 par_tcsh_env_parallel_fifo	data from stdin
 par_tcsh_env_parallel_fifo	data from stdin
+par_tcsh_environment_too_big	Not implemented
 par_tcsh_funky	
 par_tcsh_funky	
 par_tcsh_funky	
@@ -461,6 +637,19 @@ par_zsh_env_parallel_fifo	OK
 par_zsh_env_parallel_fifo	bug #50435: Remote fifo broke in 20150522
 par_zsh_env_parallel_fifo	data from stdin
 par_zsh_env_parallel_fifo	data from stdin
+par_zsh_environment_too_big	bug #50815: env_parallel should warn if the environment is too big
+par_zsh_environment_too_big	OK
+par_zsh_environment_too_big	OK
+par_zsh_environment_too_big	OK
+par_zsh_environment_too_big	OK
+par_zsh_environment_too_big	OK
+par_zsh_environment_too_big	OK
+par_zsh_environment_too_big	env_parallel:132: argument list too long: /usr/local/bin/parallel
+par_zsh_environment_too_big	env_parallel:132: argument list too long: /usr/local/bin/parallel
+par_zsh_environment_too_big	env_parallel:132: argument list too long: /usr/local/bin/parallel
+par_zsh_environment_too_big	env_parallel:132: argument list too long: /usr/local/bin/parallel
+par_zsh_environment_too_big	env_parallel:132: argument list too long: /usr/local/bin/parallel
+par_zsh_environment_too_big	env_parallel:132: argument list too long: /usr/local/bin/parallel
 par_zsh_funky	
 par_zsh_funky	
\\\\\\\\	
 par_zsh_funky		

testsuite/wanted-results/parallel-local-ssh8

@@ -6,13 +6,29 @@ par_keeporder	### Test --keeporder
 par_keeporder	job0
 par_keeporder	job1
 par_keeporder	job2
+par_load_csh	### Gave Word too long.
+par_load_csh	a
 par_path_remote_bash	bug #47695: How to set $PATH on remote? Bash
+par_path_remote_bash	
+par_path_remote_bash	 * Documentation:  https://help.ubuntu.com
+par_path_remote_bash	 * Management:     https://landscape.canonical.com
+par_path_remote_bash	 * Support:        https://ubuntu.com/advantage
+par_path_remote_bash	
+par_path_remote_bash	0 updates are security updates.
+par_path_remote_bash	
 par_path_remote_bash	BASH Path before: /bin:/usr/bin with no parallel
 par_path_remote_bash	-bash: line 2: parallel: command not found
 par_path_remote_bash	^^^^^^^^ Not found is OK
 par_path_remote_bash	/bin:/usr/bin:/tmp OK
 par_path_remote_bash	
 par_path_remote_csh	bug #47695: How to set $PATH on remote? csh
+par_path_remote_csh	
+par_path_remote_csh	 * Documentation:  https://help.ubuntu.com
+par_path_remote_csh	 * Management:     https://landscape.canonical.com
+par_path_remote_csh	 * Support:        https://ubuntu.com/advantage
+par_path_remote_csh	
+par_path_remote_csh	0 updates are security updates.
+par_path_remote_csh	
 par_path_remote_csh	Warning: no access to tty (Bad file descriptor).
 par_path_remote_csh	Thus no job control in this shell.
 par_path_remote_csh	CSH Path before: /bin:/usr/bin with no parallel

testsuite/wanted-results/parallel-local13

@@ -458,7 +458,7 @@ echo '###  true < 32767-ys.xi'
 ###  true < 32767-ys.xi
 stdout xargs true < 32767-ys.xi
 stdout parallel -k true < 32767-ys.xi
-parallel: Error: Command line too long (98306 >= 65528) at input 0: y y y y y y y y y y y y y y y y y y y y y y y y y ...
+parallel: Error: Command line too long (98306 >= 65524) at input 0: y y y y y y y y y y y y y y y y y y y y y y y y y ...
 echo '###  true < 16383-ys.xi'
 ###  true < 16383-ys.xi
 stdout xargs true < 16383-ys.xi

testsuite/wanted-results/parallel-local164

@@ -339,7 +339,8 @@ bug #38439: "open files" with --files --pipe blocks after a while
 21 of 21
 parallel: Warning: Only enough file handles to run 1 jobs in parallel.
 parallel: Warning: Running 'parallel -j0 -N 1 --pipe parallel -j0' or
-parallel: Warning: raising ulimit -n or /etc/security/limits.conf may help.
+parallel: Warning: raising 'ulimit -n' or 'nofile' in /etc/security/limits.conf
+parallel: Warning: or /proc/sys/fs/file-max may help.
 echo 'bug #34241: --pipe should not spawn unneeded processes - part 2'
 bug #34241: --pipe should not spawn unneeded processes - part 2
   seq 500 | parallel --tmpdir . -j10 --pipe --block 1k --files wc >/dev/null;   ls *.par | wc -l; rm *.par;   seq 500 | parallel --tmpdir . -j10 --pipe --block 1k --files --dry-run wc >/dev/null;   echo No .par should exist;   stdout ls *.par

testsuite/wanted-results/parallel-local19

@@ -111,7 +111,7 @@ echo '### Test -m with 60000 args';   seq 1 60000 | perl -pe 's/$/.gif/' |   par
      20  179960 1286702
 echo '### Test -X with 60000 args';   seq 1 60000 | perl -pe 's/$/.gif/' |   parallel -j1 -kX echo a{}b{.}c{.} |   tee >(wc; sleep 1) >(md5sum; sleep 1) >/dev/null;   wait;   sleep 1
 ### Test -X with 60000 args
-97715240fa65309902932877d24273db  -
+8646e0f7fd5f8795e4b1a831ede50e85  -
      21   60000 1346682
 echo '### Test -X with 60000 args and 5 expansions'
 ### Test -X with 60000 args and 5 expansions

testsuite/wanted-results/parallel-local22

@@ -1,16 +1,16 @@
 echo '### Test of xargs -m command lines > 130k';   seq 1 60000 | parallel -m -j1 echo a{}b{}c | tee >(wc >/tmp/awc$$) >(sort | md5sum) >/tmp/a$$;   wait;   CHAR=$(cat /tmp/a$$ | wc -c);   LINES=$(cat /tmp/a$$ | wc -l);   echo "Chars per line:" $(echo "$CHAR/$LINES" | bc);   cat /tmp/awc$$;   rm /tmp/a$$ /tmp/awc$$
 ### Test of xargs -m command lines > 130k
-14bacad229d8b0d32be0a2339c2a6af7  -
+d10d5c84fc4716b21d90afa92cf44d73  -
 Chars per line: 63437
      11  119989  697810
 echo '### Test of xargs -X command lines > 130k';   seq 1 60000 | parallel -X -j1 echo a{}b{}c | tee >(wc >/tmp/bwc$$) >(sort | (sleep 1; md5sum)) >/tmp/b$$;   wait;   CHAR=$(cat /tmp/b$$ | wc -c);   LINES=$(cat /tmp/b$$ | wc -l);   echo "Chars per line:" $(echo "$CHAR/$LINES" | bc);   cat /tmp/bwc$$;   rm /tmp/b$$ /tmp/bwc$$
 ### Test of xargs -X command lines > 130k
-81c0a85162c989c07f666b827a30ce52  -
+47ec7550232044dc1e7a504705a45184  -
 Chars per line: 62906
      13   60000  817788
 echo '### Test of xargs -m command lines > 130k';   seq 1 60000 | parallel -k -j1 -m echo | md5sum
 ### Test of xargs -m command lines > 130k
-4c821f9aa0e42e53b4b5ff8cc809490b  -
+4d3752b433dc963c466adc859e8d793f  -
 echo '### This causes problems if we kill child processes'; # 2>/dev/null to avoid parallel: Warning: Starting 45 processes took > 2 sec.
 ### This causes problems if we kill child processes
   seq 2 40 | parallel -j 0 seq 1 10 2>/dev/null | sort | md5sum

testsuite/wanted-results/parallel-local23

@@ -74,9 +74,9 @@ please cite as described in 'parallel --citation'.
 echo '### bug #39787: --xargs broken'
 ### bug #39787: --xargs broken
   nice perl -e 'for(1..30000){print "$_\n"}' | $NICEPAR --xargs -k echo  | perl -ne 'print length $_,"\n"'
-65520
+65514
-65520
+65514
-37854
+37866
 echo '### --delay should grow by 3 sec per arg'
 ### --delay should grow by 3 sec per arg
   stdout /usr/bin/time -f %e parallel --delay 3 true ::: 1 2 | perl -ne '$_ >= 3 and $_ <= 8 and print "OK\n"'

testsuite/wanted-results/parallel-local4

@@ -3,12 +3,14 @@ it should burn 1.9 CPU seconds, but no more than that
 The 5 second sleep will make it be killed by timeout when it fgs
 1024 SHA256:SXgag2Z2L91JsrT5WjNBcARD1EpyCCj4JctVJ6Zpzm0 ~/.ssh/id_dsa (DSA)
 8192 SHA256:lYn04AefJq/5r0e4FftceviJ7JVnq9NGKY3CW9XMpO8 ~/.ssh/id_rsa (RSA)
+1024 SHA256:R8Dy6OsG3j646iO2KeSkCAmBiR5s2720ZYx695+0JHw ~/.ssh/id_rsa_1024 (RSA)
 4096 SHA256:jUQ9ysfprs7UOckttjjVb+j3qikUmKWDEWC+eEJkbDQ ~/.ssh/id_rsa_openindiana (RSA)
 
 stdout /usr/bin/time -f CPUTIME=%U parallel --timeout 5 burnP6 ::: 1 | grep -q CPUTIME=1
 Zero=OK 0
 1024 SHA256:SXgag2Z2L91JsrT5WjNBcARD1EpyCCj4JctVJ6Zpzm0 ~/.ssh/id_dsa (DSA)
 8192 SHA256:lYn04AefJq/5r0e4FftceviJ7JVnq9NGKY3CW9XMpO8 ~/.ssh/id_rsa (RSA)
+1024 SHA256:R8Dy6OsG3j646iO2KeSkCAmBiR5s2720ZYx695+0JHw ~/.ssh/id_rsa_1024 (RSA)
 4096 SHA256:jUQ9ysfprs7UOckttjjVb+j3qikUmKWDEWC+eEJkbDQ ~/.ssh/id_rsa_openindiana (RSA)
 
 echo 1 | stdout /usr/bin/time -f CPUTIME=%U parallel --timeout 5 burnP6 | grep -q CPUTIME=1

testsuite/wanted-results/parallel-local9

@@ -400,7 +400,7 @@ echo "### BUG: empty lines with --show-limit"
 ### BUG: empty lines with --show-limit
 echo | $NICEPAR --show-limits
 Maximal size of command: 131049
-Maximal used size of command: 65528
+Maximal used size of command: 65524
 
 Execution of  will continue now, and it will try to read its input
 and run commands; if this is not what you wanted to happen, please

testsuite/wanted-results/parallel-polarhome

@@ -8,7 +8,7 @@ tru64.polarhome.com	 at bin/parallel line 0000
 tru64.polarhome.com	OK
 copy_and_test syllable.polarhome.com
 syllable.polarhome.com	### Run the test on syllable.polarhome.com
-syllable.polarhome.com	chmod: changing permissions of `bin/p.tmp': Function not implemented
+syllable.polarhome.com	Connection to gate.polarhome.com closed by remote host.
 copy_and_test pidora.polarhome.com
 pidora.polarhome.com	### Run the test on pidora.polarhome.com
 pidora.polarhome.com	Works on pidora.polarhome.com
@@ -42,10 +42,6 @@ hpux.polarhome.com	Error in tempfile() using /XXXXXXXX.arg: Could not create tem
 hpux.polarhome.com	OK
 copy_and_test qnx.polarhome.com
 qnx.polarhome.com	### Run the test on qnx.polarhome.com
-qnx.polarhome.com	parallel: Warning: Cannot figure out number of CPU cores. Using 1.
-qnx.polarhome.com	Works on qnx.polarhome.com
-qnx.polarhome.com	Error in tempfile() using /XXXXXXXX.arg: Could not create temp file /XXXXXXXX.arg: Permission denied at bin/parallel line 0000
-qnx.polarhome.com	OK
 copy_and_test debian-ppc.polarhome.com
 debian-ppc.polarhome.com	### Run the test on debian-ppc.polarhome.com
 debian-ppc.polarhome.com	Works on debian-ppc.polarhome.com
@@ -124,6 +120,34 @@ debian.polarhome.com	### Run the test on debian.polarhome.com
 debian.polarhome.com	Works on debian.polarhome.com
 debian.polarhome.com	Error in tempfile() using template /XXXXXXXX.arg: Could not create temp file /XXXXXXXX.arg: Permission denied at bin/parallel line 0000.
 debian.polarhome.com	OK
+copy_and_test dragonfly.polarhome.com
+dragonfly.polarhome.com	### Run the test on dragonfly.polarhome.com
+dragonfly.polarhome.com	Works on dragonfly.polarhome.com
+dragonfly.polarhome.com	Error in tempfile() using /XXXXXXXX.arg: Could not create temp file /XXXXXXXX.arg: Permission denied at bin/parallel line 0000
+dragonfly.polarhome.com	OK
+copy_and_test hpux-ia64.polarhome.com
+hpux-ia64.polarhome.com	### Run the test on hpux-ia64.polarhome.com
+hpux-ia64.polarhome.com	Works on hpux-ia64.polarhome.com
+hpux-ia64.polarhome.com	Error in tempfile() using /XXXXXXXX.arg: Parent directory (/) is not writable
+hpux-ia64.polarhome.com	 at bin/parallel line 0000
+hpux-ia64.polarhome.com	OK
+copy_and_test vax.polarhome.com
+vax.polarhome.com	### Run the test on vax.polarhome.com
+copy_and_test alpha.polarhome.com
+alpha.polarhome.com	### Run the test on alpha.polarhome.com
+copy_and_test ultrix.polarhome.com
+ultrix.polarhome.com	### Run the test on ultrix.polarhome.com
+copy_and_test minix.polarhome.com
+minix.polarhome.com	### Run the test on minix.polarhome.com
+copy_and_test irix.polarhome.com
+irix.polarhome.com	### Run the test on irix.polarhome.com
+irix.polarhome.com	Unknown open() mode '>&' at bin/parallel line 2214.
+copy_and_test hurd.polarhome.com
+hurd.polarhome.com	### Run the test on hurd.polarhome.com
+copy_and_test beaglebone.polarhome.com
+beaglebone.polarhome.com	### Run the test on beaglebone.polarhome.com
+copy_and_test cubieboard2.polarhome.com
+cubieboard2.polarhome.com	### Run the test on cubieboard2.polarhome.com
 
 ### Test remote wrapper working on all platforms
 
@@ -131,7 +155,9 @@ aix7
 centos.polarhome.com
 debian-ppc
 debian
+dragonfly.polarhome.com
 freebsd.polarhome.com
+hpux-ia64
 hpux64
 macosx
 mandriva.polarhome.com
@@ -140,7 +166,6 @@ netbsd.polarhome.com
 openbsd.polarhome.com
 openindiana
 pidora
-qnx
 raspbian
 redhat.polarhome.com
 scosysv.polarhome.com
@@ -157,8 +182,12 @@ aix.polarhome.com	bash only A
 centos.polarhome.com	bash only A
 debian-ppc.polarhome.com	bash only A
 debian.polarhome.com	bash only A
+dragonfly.polarhome.com	Syntax error: "(" unexpected
 freebsd.polarhome.com	Syntax error: "(" unexpected (expecting word)
+hpux-ia64.polarhome.com	bash only A
 hpux.polarhome.com	bash only A
+irix.polarhome.com	Undefined subroutine &main::decode_base64 called at -e line 1.
+irix.polarhome.com	open3: exec of bzip2 -dc failed at -e line 1
 macosx.polarhome.com	bash only A
 mandriva.polarhome.com	bash only A
 miros.polarhome.com	bash only A
@@ -166,13 +195,13 @@ netbsd.polarhome.com	Missing name for redirect.
 openbsd.polarhome.com	bash only A
 openindiana.polarhome.com	bash only A
 pidora.polarhome.com	bash only A
-qnx.polarhome.com	/bin/sh: syntax error: `(' unexpected
 raspbian.polarhome.com	bash only A
 redhat.polarhome.com	bash only A
 scosysv.polarhome.com	bash only A
 solaris-x86.polarhome.com	bash only A
 solaris.polarhome.com	bash only A
 suse.polarhome.com	bash only A
+syllable.polarhome.com	Connection to gate.polarhome.com closed by remote host.
 tru64.polarhome.com	bash only A
 ubuntu.polarhome.com	bash only A
 unixware.polarhome.com	UX:sh (/bin/sh): ERROR: /bin/sh: Syntax error at line 1: `(' unexpected
@@ -184,6 +213,8 @@ centos.polarhome.com	bash only B
 debian-ppc.polarhome.com	bash only B
 debian.polarhome.com	bash only B
 freebsd.polarhome.com	bash only B
+irix.polarhome.com	Undefined subroutine &main::decode_base64 called at -e line 1.
+irix.polarhome.com	open3: exec of bzip2 -dc failed at -e line 1
 macosx.polarhome.com	bash only B
 mandriva.polarhome.com	bash only B
 miros.polarhome.com	bash only B
@@ -197,6 +228,7 @@ scosysv.polarhome.com	bash only B
 solaris-x86.polarhome.com	bash only B
 solaris.polarhome.com	bash only B
 suse.polarhome.com	bash only B
+syllable.polarhome.com	Connection to gate.polarhome.com closed by remote host.
 ubuntu.polarhome.com	bash only B
 macosx.polarhome.com	
 macosx.polarhome.com	### Test if empty command in process list causes problems

testsuite/wanted-results/parallel-tutorial

@@ -613,7 +613,7 @@ B D
   seq 10 20 | parallel --tmux 'echo start {}; sleep {}; echo done {}'
 See output with: tmux -S /tmp/parallel-tutorial-tmpdir/tmsXXXXX attach
   tmux -S /tmp/tmsXXXXX attach
-no sessions
+no current session
   parallel --delay 2.5 echo Starting {}\;date ::: 1 2 3
 Starting 1
 DATE OUTPUT