...
The comparison is quite detailed, so LCIO files will not be considered identical unless they are basically exact copies of each other.
concat
The concat command takes 2 or more input LCIO files and concatenates them together into a single output file.
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usage: concat
-f List of input files, 1 per line.
-i Add an input file.
-o Set the name of the output file.
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The following will concatenate together file1 and file2 into outputfile.
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lcio concat -f file1.slcio -f file2.slcio -o outputfile
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The concat command also accepts lists of files, with one file per line.
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file1
file2
...
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Supposing that the above was contained in a file called flist.txt, the concat command can read this file list and concatenate together all the files in the list.
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lcio concat -i flist.txt -o outputfile
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