mirror of
https://github.com/linuxboot/linuxboot
synced 2024-11-21 23:59:59 +00:00
66 lines
1.0 KiB
Perl
Executable File
66 lines
1.0 KiB
Perl
Executable File
#!/usr/bin/perl
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# Find all libraries for the executables
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#
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use warnings;
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use strict;
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use Data::Dumper;
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use File::Copy;
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use File::Basename;
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my $dest = shift
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or die "Usage: $0 dest-dir [programs...]\n";
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my %libraries;
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for my $file (@ARGV)
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{
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my @libs = `ldd "$file"`;
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for (@libs)
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{
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if (/ => ([^ ]+)/)
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{
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# Normal library
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$libraries{$1}++;
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}
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elsif (/^\s+([^ ]+) \(/)
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{
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# Dynamic linker
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$libraries{$1}++;
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}
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}
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}
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print Dumper(\%libraries);
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unless( -d $dest )
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{
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system("mkdir", "-p", $dest)
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and die "$dest: Unable to make directory: $!\n";
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}
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my $size = 0;
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for my $lib (keys %libraries)
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{
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$size += -s $lib;
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my $libname = basename $lib;
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# my $dirname = dirname "$dest/$lib";
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#
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# unless( -d $dirname )
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# {
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# system("mkdir", "-p", $dirname)
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# and die "$dirname: Unable to make directory: $!\n";
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# }
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my $dest_lib = "$dest/$libname";
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copy $lib, $dest_lib
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or die "$lib: Unable to copy: $!\n";
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# make them executable because otherwise chroot barfs
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system("chmod", "+x", $dest_lib);
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}
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print "Total size $size\n";
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__END__
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