47 lines
1.2 KiB
Perl
47 lines
1.2 KiB
Perl
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#!/usr/bin/perl -w
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# (C) 2013 Free Software Foundation
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# Contributed by Tobias Burnus
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#
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# This script is Free Software, and it can be copied, distributed and
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# modified as defined in the GNU General Public License. A copy of
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# its license can be downloaded from http://www.gnu.org/copyleft/gpl.html
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use strict;
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use File::Basename;
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if ($#ARGV != 0 or $ARGV[0] eq "") {
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my $name = basename($0);
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print "\nUSAGE: `$name` memory.texi\n\n";
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print "Reads GLIBC's manual/memory.texi and extracts the obstacks section\n"
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."Redirect the output to update GCC's libiberty/obstacks.texi\n\n";
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exit 1;
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}
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open (IN, "<$ARGV[0]") || die "Cannot open '$ARGV[0]': $!";
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my $data = join ("", <IN>);
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close (IN);
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$data =~ s/.*\@node Obstacks\n/\@node Obstacks\n/s;
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$data =~ s/\n\@node [^\n]+\n\@subsection.*/\n/s;
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# Add refs to GLIBC
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$data =~ s/(\@p?xref{[^}]*)}/$1, , , libc, The GNU C Library Reference Manual}/gs;
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# And undo the refs which are in this file
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my @nodes = grep /^\@node /, (split /\n/, $data);
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foreach my $node (@nodes) {
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$node =~ s/\@node //;
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$node =~ s/,.*//;
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$node =~ s/ / *\n?/g;
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chomp ($node);
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$data =~ s/(\@p?xref{$node), , , libc, The GNU C Library Reference Manual}/$1}/gsi;
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}
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print $data;
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