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#!/usr/bin/env perl
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use strict;
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use Getopt::Long;
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my %opt;
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Getopt::Long::Configure ("bundling");
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GetOptions (\%opt, "prefix|p=s", "help|h");
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printHelp () if $opt{"help"} || !$opt{"prefix"};
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my $files = processArgs (\@ARGV);
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my @rootFiles;
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my $error = 0;
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foreach my $file (@$files)
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{
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next if $file eq ".";
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next if $file eq "..";
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if ($file =~ m/\.root$/)
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{
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push (@rootFiles, $file);
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next;
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}
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open (FILE, "<$file");
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my @fileContents = <FILE>;
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close (FILE);
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my $fileContents = join ("", @fileContents);
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next if !($fileContents =~ m/\(return value [^)]*\)/);
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$fileContents =~ s/\n/ /g;
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$fileContents =~ s/.*\(return value ([^)]*)\).*/$1/g;
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if ($fileContents != 0)
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{
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printf "Error: return value of %2d in \"$file\"!\n", $fileContents;
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$error = 1;
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}
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}
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exit if $error;
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my $rootFiles = join (" ", @rootFiles);
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system ("mergeTFileServiceHistograms -i $rootFiles -o $opt{'prefix'}.root");
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system ("cutFlowTable $opt{'prefix'}.root cutFlow >& $opt{'prefix'}.tex");
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sub
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processArgs
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{
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my $argv = shift;
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my @files;
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foreach my $arg (@$argv)
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{
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$arg =~ s/\/*$//;
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if (!(-e $arg))
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{
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print "$arg does not exist!\n";
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exit;
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}
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next if ($arg =~ m/\/\.$/ || $arg =~ m/\/\.\.$/);
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if (-d $arg)
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{
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opendir (DIR, $arg);
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my @dirContents = readdir (DIR);
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closedir (DIR);
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for (my $i = 0; $i < @dirContents; $i++)
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{
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$dirContents[$i] = "$arg/$dirContents[$i]";
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}
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my $newFiles = processArgs (\@dirContents);
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push (@files, @$newFiles);
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}
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else
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{
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push (@files, $arg);
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}
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}
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return \@files;
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}
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sub
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printHelp
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{
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my $exeName = $0;
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$exeName =~ s/^.*\/([^\/]*)$/$1/;
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print "Usage: $exeName [OPTIONS] -p PREFIX DIRECTORIES_AND_FILES\n";
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print "Merges ROOT files containing histograms and produces a cutflow table in the\n";
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print "form of a LaTeX document from the histogram named \"cutFlow\". If there are\n";
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print "Condor logs in the specified directories, checks for nonzero return values.\n";
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print "\n";
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print "Mandatory arguments to long options are mandatory for short options too.\n";
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printf "%-29s%s\n", " -h, --help", "print this help message";
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printf "%-29s%s\n", " -p, --prefix PREFIX", "output files are named PREFIX.root and PREFIX.tex";
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exit;
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}
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