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90b17aef1a
This is particularly useful on operating systems that don't ship Perl as part of the base system (eg. FreeBSD) while still working just as well as it did before on Linux. In one case (src/rpc/genprotocol.pl) the interpreter path was missing altogether. Signed-off-by: Andrea Bolognani <abologna@redhat.com>
71 lines
1.7 KiB
Perl
Executable File
71 lines
1.7 KiB
Perl
Executable File
#!/usr/bin/env perl
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# Copyright (C) 2012-2013 Red Hat, Inc.
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library. If not, see
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# <http://www.gnu.org/licenses/>.
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die "syntax: $0 SYMFILE ELFLIB(S)" unless int(@ARGV) >= 2;
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my $symfile = shift @ARGV;
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my @elflibs = @ARGV;
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my %wantsyms;
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my %gotsyms;
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my $ret = 0;
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open SYMFILE, $symfile or die "cannot read $symfile: $!";
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while (<SYMFILE>) {
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next if /{/;
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next if /}/;
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next if /global:/;
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next if /local:/;
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next if /^\s*$/;
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next if /^\s*#/;
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next if /\*/;
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die "malformed line $_" unless /^\s*(\S+);$/;
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if (exists $wantsyms{$1}) {
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print STDERR "Symbol $1 is listed twice\n";
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$ret = 1;
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} else {
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$wantsyms{$1} = 1;
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}
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}
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close SYMFILE;
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foreach my $elflib (@elflibs) {
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open NM, "-|", "nm", $elflib or die "cannot run 'nm $elflib': $!";
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while (<NM>) {
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next unless /^\S+\s(?:[TBD])\s(\S+)\s*$/;
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$gotsyms{$1} = 1;
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}
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close NM;
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}
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foreach my $sym (keys(%wantsyms)) {
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next if exists $gotsyms{$sym};
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print STDERR "Expected symbol $sym is not in ELF library\n";
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$ret = 1;
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}
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exit($ret);
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