KP Solutions » patch http://www.kpsolution.com/blog Solutions for Day to Day Technical Problems Wed, 14 Sep 2011 19:05:24 +0000 en hourly 1 http://wordpress.org/?v=3.2.1 How to generate a patch? http://www.kpsolution.com/blog/linux/how-to-generate-a-patch/29/ http://www.kpsolution.com/blog/linux/how-to-generate-a-patch/29/#comments Mon, 03 Nov 2008 20:48:57 +0000 Ketan Patel http://www.kpsolution.com/blog/?p=29 Continue reading →]]> To generate a patch for your modified code. All you have to do is generate a diff between original and modified source files using the following command and save the output to the patch file.

diff -rup /home/ketan/unmodified_source.c /home/ketan/modified_source.c > patch.source.c

Now to apply patch to the original unmodified source. Use the following command from the appropriate location (/home/ketan) in our example.

patch -p0 < patch.source.c

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