By default, git-diff shows changes and pathnames relative to the
repository root.
Setting diff.relative to "true" shows pathnames relative to the current
directory
and excludes changes outside this directory.
---
Documentation/diff-config.txt | 5 +++++
diff.c | 8 ++++++++
t/t4045-diff-relative.sh | 21 +++++++++++++++++++++
3 files changed, 34 insertions(+)
diff --git a/Documentation/diff-config.txt b/Documentation/diff-config.txt
index b001779..496e9b0 100644
--- a/Documentation/diff-config.txt
+++ b/Documentation/diff-config.txt
@@ -103,6 +103,11 @@ diff.orderfile::
one shell glob pattern per line.
Can be overridden by the '-O' option to linkgit:git-diff[1].
+diff.relative::
+ Show pathnames relative to the current directory and exclude
+ changes outside this directory; equivalent to the 'git diff'
+ option '--relative'.
+
diff.renameLimit::
The number of files to consider when performing the copy/rename
detection; equivalent to the 'git diff' option '-l'.
diff --git a/diff.c b/diff.c
index d1bd534..03697a9 100644
--- a/diff.c
+++ b/diff.c
@@ -223,6 +223,14 @@ int git_diff_ui_config(const char *var, const char
*value, void *cb)
return 0;
}
+ if (!strcmp(var, "diff.relative")) {
+ if (git_config_bool(var, value))
+ DIFF_OPT_SET(&default_diff_options, RELATIVE_NAME);
+ else
+ DIFF_OPT_CLR(&default_diff_options, RELATIVE_NAME);
+ return 0;
+ }
+
if (git_color_config(var, value, cb) < 0)
return -1;
diff --git a/t/t4045-diff-relative.sh b/t/t4045-diff-relative.sh
index 3950f50..8c8fe0b 100755
--- a/t/t4045-diff-relative.sh
+++ b/t/t4045-diff-relative.sh
@@ -29,6 +29,23 @@ test_expect_success "-p $*" "
"
}
+check_config() {
+expect=$1; shift
+cat >expected <<EOF
+diff --git a/$expect b/$expect
+new file mode 100644
+index 0000000..25c05ef
+--- /dev/null
++++ b/$expect
+@@ -0,0 +1 @@
++other content
+EOF
+test_expect_success "git-config diff.relative=true in $1" "
+ (cd $1; git -c diff.relative=true diff -p HEAD^ >../actual) &&
+ test_cmp expected actual
+"
+}
+
check_numstat() {
expect=$1; shift
cat >expected <<EOF
@@ -69,5 +86,9 @@ for type in diff numstat stat raw; do
check_$type file2 --relative=subdir
check_$type dir/file2 --relative=sub
done
+for type in config; do
+ check_$type file2 subdir/
+ check_$type file2 subdir
+done
test_done
--
1.9.1
--
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