diffmk — Mark Differences Between Versions of a troff Input File
Synopsis
/usr/bin/diffmk oldfile newfile markedfile
Description
diffmk compares two versions of a file and creates a third version that includes "change mark" (.mc) commands for nroff(1) and troff(1). oldfile and newfile are the old and new versions of the file. diffmk generates markedfile , which contains the text from newfile with troff(1) "change mark" requests (.mc) inserted where newfile differs from oldfile . Formatted, changed, or inserted text in markedfile shows a | at the right margin of each line. The position of deleted text is shown by a single *.
Usage
See largefile(5) for the description of the behavior of diffmk when encountering files greater than or equal ...
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