DIFF3(1)                         User Commands                        DIFF3(1)

NAME
       diff3 - compare three files line by line

SYNOPSIS
       diff3 [OPTION]... MYFILE OLDFILE YOURFILE

DESCRIPTION
       Compare three files line by line.

       -e  --ed
              Output unmerged changes from OLDFILE to YOURFILE into MYFILE.

       -E  --show-overlap
              Output unmerged changes, bracketing conflicts.

       -A  --show-all
              Output all changes, bracketing conflicts.

       -x  --overlap-only
              Output overlapping changes.

       -X     Output overlapping changes, bracketing them.

       -3  --easy-only
              Output unmerged nonoverlapping changes.

       -m  --merge
              Output merged file instead of ed script (default -A).

       -L LABEL  --label=LABEL
              Use LABEL instead of file name.

       -i     Append `w' and `q' commands to ed scripts.

       -a  --text
              Treat all files as text.

       --strip-trailing-cr
              Strip trailing carriage return on input.

       -T  --initial-tab
              Make tabs line up by prepending a tab.

       --diff-program=PROGRAM
              Use PROGRAM to compare files.

       -v  --version
              Output version info.

       --help Output this help.

       If a FILE is `-', read standard input.  Exit status is 0 if successful,
       1 if conflicts, 2 if trouble.

AUTHOR
       Written by Randy Smith.

REPORTING BUGS
       Report bugs to <bug-gnu-utils@gnu.org>.

COPYRIGHT
       Copyright (C) 2004 Free Software Foundation, Inc.
       This is free software; see the source for copying conditions.  There is
       NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR
       PURPOSE.

SEE ALSO
       The full documentation for diff3 is maintained as a Texinfo manual.  If
       the info and diff3 programs are properly installed at your site, the
       command

              info diff3

       should give you access to the complete manual.

diffutils 2.8.7                   April 2004                          DIFF3(1)