From: Junio C Hamano Date: Tue, 13 Dec 2005 09:54:15 +0000 (-0800) Subject: Documentation: diff examples. X-Git-Tag: v0.99.9n^2~15 X-Git-Url: https://git.verplant.org/?a=commitdiff_plain;h=803f498c03b47b1da88cf8f14ba2c374f0fc16d3;p=git.git Documentation: diff examples. Signed-off-by: Junio C Hamano --- diff --git a/Documentation/git-diff.txt b/Documentation/git-diff.txt index cf7527f5..b04f393b 100644 --- a/Documentation/git-diff.txt +++ b/Documentation/git-diff.txt @@ -40,6 +40,68 @@ OPTIONS commands. +EXAMPLES +-------- + +Various ways to check your working tree:: ++ +------------ +$ git diff <1> +$ git diff --cached <2> +$ git diff HEAD <3> + +<1> changes in the working tree since your last git-update-index. +<2> changes between the index and your last commit; what you +would be committing if you run "git commit" without "-a" option. +<3> changes in the working tree since your last commit; what you +would be committing if you run "git commit -a" +------------ + +Comparing with arbitrary commits:: ++ +------------ +$ git diff test <1> +$ git diff HEAD -- ./test <2> +$ git diff HEAD^ HEAD <3> + +<1> instead of using the tip of the current branch, compare with the +tip of "test" branch. +<2> instead of comparing with the tip of "test" branch, compare with +the tip of the curren branch, but limit the comparison to the +file "test". +<3> compare the version before the last commit and the last commit. +------------ + + +Limiting the diff output:: ++ +------------ +$ git diff --diff-filter=MRC <1> +$ git diff --name-status -r <2> +$ git diff arch/i386 include/asm-i386 <3> + +<1> show only modification, rename and copy, but not addition +nor deletion. +<2> show only names and the nature of change, but not actual +diff output. --name-status disables usual patch generation +which in turn also disables recursive behaviour, so without -r +you would only see the directory name if there is a change in a +file in a subdirectory. +<3> limit diff output to named subtrees. +------------ + +Munging the diff output:: ++ +------------ +$ git diff --find-copies-harder -B -C <1> +$ git diff -R <2> + +<1> spend extra cycles to find renames, copies and complete +rewrites (very expensive). +<2> output diff in reverse. +------------ + + Author ------ Written by Linus Torvalds diff --git a/Documentation/git-format-patch.txt b/Documentation/git-format-patch.txt index abb8fc89..d7ca2dbb 100644 --- a/Documentation/git-format-patch.txt +++ b/Documentation/git-format-patch.txt @@ -84,6 +84,15 @@ git-format-patch origin:: pulled from origin the last time in a patch form for e-mail submission. +git-format-patch -M -B origin:: + The same as the previous one, except detect and handle + renames and complete rewrites intelligently to produce + renaming patch. A renaming patch reduces the amount of + text output, and generally makes it easier to review + it. Note that the "patch" program does not understand + renaming patch well, so use it only when you know the + recipient uses git to apply your patch. + See Also --------