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44 lines
879 B
44 lines
879 B
#!/usr/bin/perl -w
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# This perl script removes duplicate include paths left to the right
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use strict;
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my @all_incl_paths = @ARGV;
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my @cleaned_up_incl_paths;
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foreach( @all_incl_paths ) {
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$_ = remove_rel_paths($_);
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if( !($_=~/-I/) ) {
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push @cleaned_up_incl_paths, $_;
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}
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elsif( !entry_exists($_,\@cleaned_up_incl_paths) ) {
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push @cleaned_up_incl_paths, $_;
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}
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}
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print join( " ", @cleaned_up_incl_paths );
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#
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# Subroutines
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#
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sub entry_exists {
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my $entry = shift; # String
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my $list = shift; # Reference to an array
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foreach( @$list ) {
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if( $entry eq $_ ) { return 1; }
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}
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return 0;
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}
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#
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sub remove_rel_paths {
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my $entry_in = shift;
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if ($entry_in=~/-I\.\./) {
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return $entry_in;
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}
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my @paths = split("/",$entry_in);
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my @new_paths;
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foreach( @paths ) {
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if( !($_=~/\.\./) ) {
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push @new_paths, $_;
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}
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else {
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pop @new_paths
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}
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}
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return join("/",@new_paths);
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}
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