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authorLibravatar Junio C Hamano <gitster@pobox.com>2010-03-24 16:25:39 -0700
committerLibravatar Junio C Hamano <gitster@pobox.com>2010-03-24 16:25:39 -0700
commit797d44343c831680aeae3392259fcadeb178bf61 (patch)
tree6639bf5dfb12eea0a67bd3b3323e3cabd79bc58e /Documentation
parentMerge branch 'jc/maint-refs-dangling' (diff)
parentshow --first-parent/-m: do not default to --cc (diff)
downloadtgif-797d44343c831680aeae3392259fcadeb178bf61.tar.xz
Merge branch 'pb/log-first-parent-p-m'
* pb/log-first-parent-p-m: show --first-parent/-m: do not default to --cc show -c: show patch text revision: introduce setup_revision_opt t4013: add tests for log -p -m --first-parent git log -p -m: document -m and honor --first-parent
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/diff-generate-patch.txt3
-rw-r--r--Documentation/git-log.txt9
-rw-r--r--Documentation/rev-list-options.txt13
3 files changed, 22 insertions, 3 deletions
diff --git a/Documentation/diff-generate-patch.txt b/Documentation/diff-generate-patch.txt
index 0f25ba7e38..8f9a2412fd 100644
--- a/Documentation/diff-generate-patch.txt
+++ b/Documentation/diff-generate-patch.txt
@@ -56,7 +56,8 @@ combined diff format
"git-diff-tree", "git-diff-files" and "git-diff" can take '-c' or
'--cc' option to produce 'combined diff'. For showing a merge commit
-with "git log -p", this is the default format.
+with "git log -p", this is the default format; you can force showing
+full diff with the '-m' option.
A 'combined diff' format looks like this:
------------
diff --git a/Documentation/git-log.txt b/Documentation/git-log.txt
index 0e39bb61ee..fb184ba186 100644
--- a/Documentation/git-log.txt
+++ b/Documentation/git-log.txt
@@ -118,6 +118,15 @@ git log master --not --remotes=*/master::
Shows all commits that are in local master but not in any remote
repository master branches.
+git log -p -m --first-parent::
+
+ Shows the history including change diffs, but only from the
+ "main branch" perspective, skipping commits that come from merged
+ branches, and showing full diffs of changes introduced by the merges.
+ This makes sense only when following a strict policy of merging all
+ topic branches when staying on a single integration branch.
+
+
Discussion
----------
diff --git a/Documentation/rev-list-options.txt b/Documentation/rev-list-options.txt
index 81c0e6f184..b9fb7a86bd 100644
--- a/Documentation/rev-list-options.txt
+++ b/Documentation/rev-list-options.txt
@@ -108,8 +108,8 @@ options may be given. See linkgit:git-diff-files[1] for more options.
-c::
- This flag changes the way a merge commit is displayed. It shows
- the differences from each of the parents to the merge result
+ With this option, diff output for a merge commit
+ shows the differences from each of the parents to the merge result
simultaneously instead of showing pairwise diff between a parent
and the result one at a time. Furthermore, it lists only files
which were modified from all parents.
@@ -121,6 +121,15 @@ options may be given. See linkgit:git-diff-files[1] for more options.
the parents have only two variants and the merge result picks
one of them without modification.
+-m::
+
+ This flag makes the merge commits show the full diff like
+ regular commits; for each merge parent, a separate log entry
+ and diff is generated. An exception is that only diff against
+ the first parent is shown when '--first-parent' option is given;
+ in that case, the output represents the changes the merge
+ brought _into_ the then-current branch.
+
-r::
Show recursive diffs.