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Full Discussion: diff command
Top Forums UNIX for Dummies Questions & Answers diff command Post 48473 by cbkihong on Tuesday 9th of March 2004 02:38:01 AM
Old 03-09-2004
First produce a diff of two files, say file1 is the old copy, file2 is the newer copy.

diff file1 file2 > delta.diff

Then you can apply the diff to file1 by using the patch command:

patch -p0 < delta.diff file1
This User Gave Thanks to cbkihong For This Post:
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LEARN ABOUT CENTOS

rpmdev-diff

RPMDEV-DIFF(1)							   User Commands						    RPMDEV-DIFF(1)

NAME

       rpmdev-diff - manual page for rpmdev-diff version 1.4

SYNOPSIS

       rpmdev-diff [OPTION]... [DIFF-OPTIONS] FROM-ARCHIVE TO-ARCHIVE

DESCRIPTION

       rpmdev-diff diffs contents of two archives.

       See rpmdev-extract(1) for information about supported archive types.

OPTIONS

       -c, --contents
	      Diff contents of files in archives.  This is the default.

       -l, --list
	      Diff lists of files in archives.

       -L, --long-list
	      Diff long lists (akin to 'find -ls') of files in archives.

       -m, --metadata
	      Diff archive metadata (only implemented for rpms for now).

       -h, --help
	      Print help message and exit.

       -v, --version
	      Print version information and exit.

       diff-options
	      Options  passed  to  diff(1).  The first repeated argument of the above or the first argument starting with a '-' but not one of the
	      above starts diff-options, the first one not starting with it ends them.	Default: -Nup for contents (in addition to -r  which  will
	      always be passed), -U0 for others.

       More than one of -c, -l, -L, and -m may be specified.

REPORTING BUGS

       Report bugs to <https://bugzilla.redhat.com/>.

COPYRIGHT

       Copyright  (C)  2004-2010  Ville Skytta <ville.skytta@iki.fi> This program is free software; you can redistribute it and/or modify it under
       the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of  the  License,  or  (at  your
       option) any later version.

rpmdev-diff version 1.4 					     June 2014							    RPMDEV-DIFF(1)
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