diff.c: convert -U|--unified

diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt
index 0378cd574eb01069baba14221d511f580565c0eb..0711734b125f92d441debeea9849e0f3512790c2 100644 (file)
--- a/Documentation/diff-options.txt
+++ b/Documentation/diff-options.txt
@@ -36,7 +36,7 @@ endif::git-format-patch[]
 -U<n>::
 --unified=<n>::
        Generate diffs with <n> lines of context instead of
-       the usual three.
+       the usual three. Implies `--patch`.
 ifndef::git-format-patch[]
        Implies `-p`.
 endif::git-format-patch[]
@@ -524,6 +524,8 @@ struct), and want to know the history of that block since it first
 came into being: use the feature iteratively to feed the interesting
 block in the preimage back into `-S`, and keep going until you get the
 very first version of the block.
++
+Binary files are searched as well.
 
 -G<regex>::
        Look for differences whose patch text contains added/removed
@@ -543,6 +545,9 @@ While `git log -G"regexec\(regexp"` will show this commit, `git log
 -S"regexec\(regexp" --pickaxe-regex` will not (because the number of
 occurrences of that string did not change).
 +
+Unless `--text` is supplied patches of binary files without a textconv
+filter will be ignored.
++
 See the 'pickaxe' entry in linkgit:gitdiffcore[7] for more
 information.