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-rw-r--r--diff.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/diff.h b/diff.h
index 2ff2b1c..45300e3 100644
--- a/diff.h
+++ b/diff.h
@@ -227,6 +227,27 @@ enum diff_submodule_format {
struct diff_options {
const char *orderfile;
+ /*
+ * "--rotate-to=<file>" would start showing at <file> and when
+ * the output reaches the end, wrap around by default.
+ * Setting skip_instead_of_rotate to true stops the output at the
+ * end, effectively discarding the earlier part of the output
+ * before <file>'s diff (this is used to implement the
+ * "--skip-to=<file>" option).
+ *
+ * When rotate_to_strict is set, it is an error if there is no
+ * <file> in the diff. Otherwise, the output starts at the
+ * path that is the same as, or first path that sorts after,
+ * <file>. Because it is unreasonable to require the exact
+ * match for "git log -p --rotate-to=<file>" (i.e. not all
+ * commit would touch that single <file>), "git log" sets it
+ * to false. "git diff" sets it to true to detect an error
+ * in the command line option.
+ */
+ const char *rotate_to;
+ int skip_instead_of_rotate;
+ int rotate_to_strict;
+
/**
* A constant string (can and typically does contain newlines to look for
* a block of text, not just a single line) to filter out the filepairs