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r19880: Eliminate duplicates in the output.

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(This used to be commit 2a8c8e1f2de551f360271855f09d8ae6497fb326)
This commit is contained in:
Jelmer Vernooij 2006-11-24 16:31:42 +00:00 committed by Gerald (Jerry) Carter
parent e984a98c10
commit f98b34d0f2
1 changed files with 14 additions and 0 deletions
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14
source4/script/pkg-config
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@ -124,7 +124,21 @@ foreach my $pkg (@ARGV)
push (@out, Cflags($pkg)) if ($opt_cflags);
}
sub nub
{
my @list = @_;
my @ret = ();
my %seen = ();
foreach (@list) {
next if (defined($seen{$_}));
push (@ret, $_);
$seen{$_} = 1;
}
return @ret;
}
if ($#out >= 0) {
@out = nub(@out);
print join(' ', @out) . "\n";
}