/
Process.pm
94 lines (79 loc) · 2.67 KB
/
Process.pm
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multi sub INITIALIZE('$*PID') {
PROCESS::<$PID> := nqp::p6box_i(nqp::getpid());
}
multi sub INITIALIZE('$*EXECUTABLE') {
my $EXECUTABLE =
#?if parrot
nqp::p6box_s(pir::interpinfo__Si(pir::const::INTERPINFO_EXECUTABLE_FULLNAME));
#?endif
#?if jvm
$*VM.properties<perl6.execname>
// $*VM.properties<perl6.prefix> ~ '/bin/perl6-j';
#?endif
#?if moar
nqp::execname()
// ($*VM.config<prefix> ~ '/bin/' ~ ($*VM.config<osname> eq 'MSWin32' ?? 'perl6-m.bat' !! 'perl6-m'));
#?endif
$EXECUTABLE := $EXECUTABLE.path.absolute;
PROCESS::<$EXECUTABLE_NAME> := $EXECUTABLE.basename;
PROCESS::<$EXECUTABLE> := $EXECUTABLE.path.absolute;
}
multi sub INITIALIZE('$*EXECUTABLE_NAME') {
PROCESS::<$EXECUTABLE_NAME> := $*EXECUTABLE.basename;
}
multi sub INITIALIZE('$*PROGRAM_NAME') {
my Mu $comp := nqp::getcomp('perl6');
my $PROGRAM_NAME = $comp.user-progname();
PROCESS::<$PROGRAM> := IO::Path.new($PROGRAM_NAME);
PROCESS::<$PROGRAM_NAME> := $PROGRAM_NAME;
}
multi sub INITIALIZE('$*PROGRAM') {
PROCESS::<$PROGRAM> := IO::Path.new($*PROGRAM_NAME);
}
multi sub INITIALIZE('$*TMPDIR') {
PROCESS::<$TMPDIR> := IO::Spec.tmpdir.path;
}
{
class IdName {
has Int $!id;
has Str $!name;
submethod BUILD (:$!id, :$!name) { }
method Numeric { $!id }
method Str { $!name }
method gist { "$!name ($!id)" }
}
class IdFetch {
has Str $!name;
submethod BUILD (:$!name) { PROCESS::{$!name} := self }
sub fetch {
once if !$*DISTRO.is-win && try { qx/id/ } -> $id {
if $id ~~ m/^
[ uid "=" $<uid>=(\d+) ]
[ "(" $<user>=(<-[ ) ]>+) ")" ]
\s+
[ gid "=" $<gid>=(\d+) ]
[ "(" $<group>=(<-[ ) ]>+) ")" ]
/ {
PROCESS::<$USER> :=
IdName.new( :id(+$<uid>), :name(~$<user>) );
PROCESS::<$GROUP> :=
IdName.new( :id(+$<gid>), :name(~$<group>) );
}
# alas, no support yet
else {
PROCESS::<$USER> := Nil;
PROCESS::<$GROUP> := Nil;
}
}
}
method Numeric { return Nil unless fetch(); +PROCESS::{$!name} }
method Str { return Nil unless fetch(); ~PROCESS::{$!name} }
method gist {
return Nil unless fetch();
PROCESS::{$!name} ~ ' (' ~ +PROCESS::{$!name} ~ ')';
}
}
IdFetch.new( :name<$USER> );
IdFetch.new( :name<$GROUP> );
}
# vim: ft=perl6 expandtab sw=4