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authorPascal Rigaux <pixel@mandriva.com>2004-12-29 18:19:18 +0000
committerPascal Rigaux <pixel@mandriva.com>2004-12-29 18:19:18 +0000
commit7bd82322043b89f018d428dc76338ffc96774ec7 (patch)
tree7a24d8761f4d2c84b4cc1649b2b95dec82e6063d /perl-install
parent132e49e3690af938a1039a2d1d037bf2687220f8 (diff)
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simplify and speed up computeGroupSize()
Diffstat (limited to 'perl-install')
-rw-r--r--perl-install/pkgs.pm24
1 files changed, 12 insertions, 12 deletions
diff --git a/perl-install/pkgs.pm b/perl-install/pkgs.pm
index 958983bed..76e306f80 100644
--- a/perl-install/pkgs.pm
+++ b/perl-install/pkgs.pm
@@ -749,8 +749,14 @@ sub computeGroupSize {
}
@l;
}
+ my %or_ify_cache;
+ my $or_ify_cached = sub {
+ $or_ify_cache{$_[0]} ||= join("\t", or_ify(split("\t", $_[0])));
+ };
sub or_clean {
- my (@l) = map { [ sort split('&&') ] } @_ or return '';
+ my ($flags) = @_;
+ my @l = split("\t", $flags);
+ @l = map { [ sort split('&&') ] } @l;
my @r;
B: while (@l) {
my $e = shift @l;
@@ -769,19 +775,15 @@ sub computeGroupSize {
my %pkgs_with_same_rflags;
foreach (@{$packages->{depslist}}) {
next if !$_->rate || $_->rate < $min_level || $_->flag_available;
- my $flags = join(' ', $_->rflags);
+ my $flags = join("\t", $_->rflags);
next if $flags eq 'FALSE';
push @{$pkgs_with_same_rflags{$flags}}, $_;
}
foreach my $raw_flags (keys %pkgs_with_same_rflags) {
- my $flags = join("\t", my @flags = or_ify(split(' ', $raw_flags)));
- my $flag_group = $memo{$flags} ||= or_clean(@flags);
-
+ my $flags = $or_ify_cached->($raw_flags);
my @pkgs = @{$pkgs_with_same_rflags{$raw_flags}};
-
- $group{$_->name} = $flag_group foreach @pkgs;
-
+
#- determine the packages that will be selected when selecting $p.
#- make a fast selection (but potentially erroneous).
#- installed and upgrade flags must have been computed (see compute_installed_flags).
@@ -824,11 +826,9 @@ sub computeGroupSize {
foreach (keys %newSelection) {
my $p = $packages->{depslist}[$_] or next;
next if $p->flag_selected; #- always installed (accounted in system_size)
- my $s = $group{$p->name} || do {
- join("\t", or_ify($p->rflags));
- };
+ my $s = $group{$p->name} || $or_ify_cached->(join("\t", $p->rflags));
my $m = "$flags\t$s";
- $group{$p->name} = ($memo{$m} ||= or_clean(@flags, split("\t", $s)));
+ $group{$p->name} = ($memo{$m} ||= or_clean($m));
}
}
my (%sizes, %pkgs);