Documentation: rename gitlink macro to linkgit

[thirdparty/git.git] / Documentation / diff-options.txt

diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt
index 3d2b9d0a06f38c42c0df927fa03a053fa1b45277..8d35cbd60d9d6fb2a0aeef8a6b956e099743cb28 100644 (file)
--- a/Documentation/diff-options.txt
+++ b/Documentation/diff-options.txt
@@ -1,11 +1,41 @@
+// Please don't remove this comment as asciidoc behaves badly when
+// the first non-empty line is ifdef/ifndef. The symptom is that
+// without this comment the <git-diff-core> attribute conditionally
+// defined below ends up being defined unconditionally.
+// Last checked with asciidoc 7.0.2.
+
+ifndef::git-format-patch[]
+ifndef::git-diff[]
+ifndef::git-log[]
+:git-diff-core: 1
+endif::git-log[]
+endif::git-diff[]
+endif::git-format-patch[]
+
+ifdef::git-format-patch[]
 -p::
-       Generate patch (see section on generating patches)
+       Generate patches without diffstat.
+endif::git-format-patch[]
+
+ifndef::git-format-patch[]
+-p::
+       Generate patch (see section on generating patches).
+       {git-diff? This is the default.}
+endif::git-format-patch[]
 
 -u::
        Synonym for "-p".
 
+-U<n>::
+       Shorthand for "--unified=<n>".
+
+--unified=<n>::
+       Generate diffs with <n> lines of context instead of
+       the usual three. Implies "-p".
+
 --raw::
        Generate the raw format.
+       {git-diff-core? This is the default.}
 
 --patch-with-raw::
        Synonym for "-p --raw".
@@ -34,9 +64,12 @@
 
 --patch-with-stat::
        Synonym for "-p --stat".
+       {git-format-patch? This is the default.}
 
 -z::
-       \0 line termination on output
+       NUL-line termination on output.  This affects the --raw
+       output field terminator.  Also output from commands such
+       as "git-log" will be delimited with NUL between commits.
 
 --name-only::
        Show only names of changed files.
@@ -60,7 +93,9 @@
 
 --check::
        Warn if changes introduce trailing whitespace
-       or an indent that uses a space before a tab.
+       or an indent that uses a space before a tab. Exits with
+       non-zero status if problems are found. Not compatible with
+       --exit-code.
 
 --full-index::
        Instead of the first handful characters, show full
@@ -142,19 +177,19 @@
        Shorthand for "--text".
 
 --ignore-space-at-eol::
-       Ignore changes in white spaces at EOL.
+       Ignore changes in whitespace at EOL.
 
 --ignore-space-change::
-       Ignore changes in amount of white space.  This ignores white
-       space at line end, and consider all other sequences of one or
-       more white space characters to be equivalent.
+       Ignore changes in amount of whitespace.  This ignores whitespace
+       at line end, and considers all other sequences of one or
+       more whitespace characters to be equivalent.
 
 -b::
        Shorthand for "--ignore-space-change".
 
 --ignore-all-space::
-       Ignore white space when comparing lines.  This ignores
-       difference even if one line has white space where the other
+       Ignore whitespace when comparing lines.  This ignores
+       differences even if one line has whitespace where the other
        line has none.
 
 -w::
@@ -170,11 +205,20 @@
 
 --ext-diff::
        Allow an external diff helper to be executed. If you set an
-       external diff driver with gitlink:gitattributes(5), you need
-       to use this option with gitlink:git-log(1) and friends.
+       external diff driver with linkgit:gitattributes[5], you need
+       to use this option with linkgit:git-log[1] and friends.
 
 --no-ext-diff::
        Disallow external diff drivers.
 
+--src-prefix=<prefix>::
+       Show the given source prefix instead of "a/".
+
+--dst-prefix=<prefix>::
+       Show the given destination prefix instead of "b/".
+
+--no-prefix::
+       Do not show any source or destination prefix.
+
 For more detailed explanation on these common options, see also
 link:diffcore.html[diffcore documentation].