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parallel: --env includes test + man and works for t?csh, too.
This commit is contained in:
Ole Tange
parent
b2f8450bf3
commit
dd5093f8b4
38
src/parallel
38
src/parallel
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@ -208,6 +208,7 @@ if($::opt_nonall or $::opt_onall) {
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((defined $::opt_D) ? "-D" : ""),
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((defined $::opt_timeout) ? "--timeout ".$::opt_timeout : ""),
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((defined $::opt_plain) ? "--plain" : ""),
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((defined @::opt_env) ? map { "--env ".::shell_quote_scalar($_) } @::opt_env : ""),
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);
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::debug("| $0 $options\n");
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open(PARALLEL,"| $0 -j0 $options") ||
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@ -605,7 +606,7 @@ sub get_options_from_array {
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sub parse_options {
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# Returns: N/A
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# Defaults:
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$Global::version = 20120930;
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$Global::version = 20121015;
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$Global::progname = 'parallel';
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$Global::infinity = 2**31;
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$Global::debug = 0;
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@ -837,6 +838,12 @@ sub parse_options {
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open_joblog();
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}
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sub env_quote {
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my $v = shift;
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$v =~ s/([ \n\&\<\>\(\)\;\'\{\}\t\"\$\`\*\174\!\?\~])/\\$1/g;
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return $v;
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}
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sub parse_env_var {
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# Parse --env and set $Global::envvar
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# Returns: N/A
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@ -846,15 +853,22 @@ sub parse_env_var {
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# Split up --env VAR1,VAR2
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push @vars, split /,/, $varstring;
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}
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$Global::envvar =
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(q{eval `echo $SHELL | grep -E "/(t)?csh" > /dev/null}
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. q{ && echo }
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. join("", map { "setenv $_ "
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. ::shell_quote_scalar(::shell_quote_scalar($ENV{$_})).'\;' } @vars)
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. q{ || echo }
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. join("", map { "export $_="
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. ::shell_quote_scalar(::shell_quote_scalar($ENV{$_})).'\;' } @vars)
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.q{`;});
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# Keep only defined variables
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@vars = grep { defined($ENV{$_}) } @vars;
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my @qcsh = map { my $a=$_; "setenv $a " . env_quote($ENV{$a}) } @vars;
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my @qbash = map { my $a=$_; "export $a=" . env_quote($ENV{$a}) } @vars;
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# Create lines like:
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# echo $SHELL | grep -E "/t?csh" >/dev/null && setenv V1 val1 && setenv V2 val2 || export V1=val1 && export V2=val2 ; echo "$V1$V2"
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if(@vars) {
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$Global::envvar =
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join"",
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(q{echo $SHELL | grep -E "/t?csh" > /dev/null && }
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. join(" && ", @qcsh)
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. q{ || }
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. join(" && ", @qbash)
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.q{;});
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}
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$Global::envvarlen = length $Global::envvar;
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}
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@ -1041,7 +1055,7 @@ sub __QUOTING_ARGUMENTS_FOR_SHELL__ {}
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sub shell_quote {
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my @strings = (@_);
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for my $a (@strings) {
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$a =~ s/([\002-\011\013-\032\\\#\?\`\(\)\{\}\[\]\*\>\<\~\|\; \"\!\$\&\'])/\\$1/g;
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$a =~ s/([\002-\011\013-\032\\\#\?\`\(\)\{\}\[\]\*\>\<\~\|\; \"\!\$\&\'\202-\377])/\\$1/g;
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$a =~ s/[\n]/'\n'/g; # filenames with '\n' is quoted using \'
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}
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return wantarray ? @strings : "@strings";
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@ -1052,7 +1066,7 @@ sub shell_quote_scalar {
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# Returns:
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# string quoted with \ as needed by the shell
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my $a = shift;
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$a =~ s/([\002-\011\013-\032\\\#\?\`\(\)\{\}\[\]\*\>\<\~\|\; \"\!\$\&\'])/\\$1/g;
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$a =~ s/([\002-\011\013-\032\\\#\?\`\(\)\{\}\[\]\*\>\<\~\|\; \"\!\$\&\'\202-\377])/\\$1/g;
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$a =~ s/[\n]/'\n'/g; # filenames with '\n' is quoted using \'
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return $a;
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}
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@ -445,6 +445,15 @@ If I<eof-str> is omitted, there is no end of file string. If neither
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B<-E> nor B<-e> is used, no end of file string is used.
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=item B<--env> I<var>
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Copy environment variable I<var>. This will copy I<var> to the
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environment that the command is run in. This is especially useful for
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remote environments.
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Caveat: If I<var> contains newline ('\n') the value is messed up.
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=item B<--eta>
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Show the estimated number of seconds before finishing. This forces GNU
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@ -3,24 +3,28 @@
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echo '### Test slow arguments generation - https://savannah.gnu.org/bugs/?32834'
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seq 1 3 | parallel -j1 "sleep 2; echo {}" | parallel -kj2 echo
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echo '### Test --env - https://savannah.gnu.org/bugs/?37351'
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export TWOSPACES=' 2 spaces '
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export THREESPACES=" > My brother's 12\" records < "
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parallel --env TWOSPACES echo 'a"$TWOSPACES"b' ::: 1
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parallel --env TWOSPACES --env THREESPACES echo 'a"$TWOSPACES"b' 'a"$THREESPACES"b' ::: 2
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parallel --env TWOSPACES,THREESPACES echo 'a"$TWOSPACES"b' 'a"$THREESPACES"b' ::: 2a
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parallel -S localhost --env TWOSPACES echo 'a"$TWOSPACES"b' ::: 1
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parallel -S localhost --env TWOSPACES --env THREESPACES echo 'a"$TWOSPACES"b' 'a"$THREESPACES"b' ::: 2
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parallel -S localhost --env TWOSPACES,THREESPACES echo 'a"$TWOSPACES"b' 'a"$THREESPACES"b' ::: 2a
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parallel -S csh@localhost --env TWOSPACES echo 'a"$TWOSPACES"b' ::: 1
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parallel -S csh@localhost --env TWOSPACES --env THREESPACES echo 'a"$TWOSPACES"b' 'a"$THREESPACES"b' ::: 2
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parallel -S csh@localhost --env TWOSPACES,THREESPACES echo 'a"$TWOSPACES"b' 'a"$THREESPACES"b' ::: 2a
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echo '### Test too slow spawning'
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killall -9 burnP6 2>/dev/null
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seq 1 2 | parallel -j2 -N0 timeout -k 25 26 burnP6 &
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seq `parallel --number-of-cores` | parallel -j100% -N0 timeout -k 25 26 burnP6 &
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sleep 1
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seq 1 1000 |
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stdout nice nice parallel -s 100 -uj0 true |
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perl -pe '/parallel: Warning: Starting \d+ processes took/ and do {close STDIN; `killall -9 burnP6`; print "OK\n"; exit }'
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killall -9 burnP6 2>/dev/null
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echo '### Test --env - https://savannah.gnu.org/bugs/?37351'
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export TWOSPACES=' 2 spaces '
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export THREESPACES=" > My brother's 12\" records < "
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stdout parallel --env TWOSPACES echo 'a"$TWOSPACES"b' ::: 1
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stdout parallel --env TWOSPACES --env THREESPACES echo 'a"$TWOSPACES"b' 'a"$THREESPACES"b' ::: 2
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stdout parallel --env TWOSPACES,THREESPACES echo 'a"$TWOSPACES"b' 'a"$THREESPACES"b' ::: 2a
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stdout parallel -S localhost --env TWOSPACES echo 'a"$TWOSPACES"b' ::: 1
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stdout parallel -S localhost --env TWOSPACES --env THREESPACES echo 'a"$TWOSPACES"b' 'a"$THREESPACES"b' ::: 2
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stdout parallel -S localhost --env TWOSPACES,THREESPACES echo 'a"$TWOSPACES"b' 'a"$THREESPACES"b' ::: 2a
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echo '### Test --env all chars except \n - single and double - no output is good'
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perl -e 'for(1..9,9,11..255) { printf "%c%c %c%d\0",$_,$_,$_,$_ }' | stdout parallel --nice 19 -j4 -k -I // --arg-sep _ -0 V=// V2=V2=// parallel -k -j1 -S :,1/lo,1/tcsh@lo,1/csh@lo --env V,V2 echo \''"{}$V$V2"'\' ::: {#} {#} {#} {#} | uniq -c | grep -v ' 4 '|grep -v xauth |grep -v X11
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echo '### Test --env all chars except \n - single and double --onall - no output is good'
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perl -e 'for(1..9,9,11..255) { printf "%c%c %c%d\0",$_,$_,$_,$_ }' | stdout parallel --nice 19 -j4 -k -I // --arg-sep _ -0 V=// V2=V2=// parallel -k -j1 -S :,1/lo,1/tcsh@lo,1/csh@lo --onall --env V,V2 echo \''"{}$V$V2"'\' ::: {#} | uniq -c | grep -v ' 4 '|grep -v xauth |grep -v X11
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@ -4,3 +4,12 @@
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3
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### Test too slow spawning
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OK
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### Test --env - https://savannah.gnu.org/bugs/?37351
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a 2 spaces b 1
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a 2 spaces b a > My brother's 12" records < b 2
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a 2 spaces b a > My brother's 12" records < b 2a
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a 2 spaces b 1
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a 2 spaces b a > My brother's 12" records < b 2
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a 2 spaces b a > My brother's 12" records < b 2a
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### Test --env all chars except \n - single and double - no output is good
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### Test --env all chars except \n - single and double --onall - no output is good
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