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author | Junio C Hamano <junkio@cox.net> | 2005-06-05 14:39:49 -0700 |
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committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-05 15:23:57 -0700 |
commit | 1a93a7662d6f8c3a4f48cb9468eb494ec823f2a5 (patch) | |
tree | a4fe851a637893a2e858afc44087aaeba988bc25 | |
parent | 4a1332d04b676a226eba5a7c1247db199d463570 (diff) | |
download | git-1a93a7662d6f8c3a4f48cb9468eb494ec823f2a5.tar.gz git-1a93a7662d6f8c3a4f48cb9468eb494ec823f2a5.tar.xz |
[PATCH] Documentation: describe git extended diff headers.
The documentation failed to describe "diff --git" extended diff
headers, so add some.
Signed-off-by: Junio C Hamano <junkio@cox.net>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r-- | Documentation/diff-format.txt | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/Documentation/diff-format.txt b/Documentation/diff-format.txt index 1d92a01a0..6748761ef 100644 --- a/Documentation/diff-format.txt +++ b/Documentation/diff-format.txt @@ -52,7 +52,7 @@ Generating patches with -p -------------------------- When "git-diff-cache", "git-diff-tree", or "git-diff-files" are run -with a '-p' option, they do not produce the output described above +with a '-p' option, they do not produce the output described above; instead they produce a patch file. The patch generation can be customized at two levels. This @@ -98,3 +98,37 @@ temporary file --- it is removed when 'GIT_EXTERNAL_DIFF' exits. For a path that is unmerged, 'GIT_EXTERNAL_DIFF' is called with 1 parameter, <path>. + + +Git specific extention to diff format +------------------------------------- + +What -p option produces is slightly different from the +traditional diff format. + + (1) It is preceeded with a "git diff" header, that looks like + this: + + diff --git a/file1 b/file2 + + The a/ and b/ filenames are the same unless rename/copy is + involved. Especially, even for a creation or a deletion, + /dev/null is _not_ used in place of a/ or b/ filename. + + When rename/copy is involved, file1 and file2 shows the + name of the source file of the rename/copy and the name of + the file that rename/copy produces, respectively. + + (2) It is followed by extended header lines that are one or + more of: + + old mode <mode> + new mode <mode> + deleted file mode <mode> + new file mode <mode> + copy from <path> + copy to <path> + rename from <path> + rename to <path> + similarity index <number> + dissimilarity index <number> |