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Diffstat (limited to 'builtin')
-rw-r--r--builtin/log.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/builtin/log.c b/builtin/log.c
index 05965a57ca..f69b67b9ce 100644
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -1576,7 +1576,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
N_("show changes against <rev> in cover letter or single patch"),
parse_opt_object_name),
OPT_STRING(0, "range-diff", &rdiff_prev, N_("refspec"),
- N_("show changes against <refspec> in cover letter")),
+ N_("show changes against <refspec> in cover letter or single patch")),
OPT_INTEGER(0, "creation-factor", &creation_factor,
N_("percentage by which creation is weighted")),
OPT_END()
@@ -1817,8 +1817,8 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
die(_("--creation-factor requires --range-diff"));
if (rdiff_prev) {
- if (!cover_letter)
- die(_("--range-diff requires --cover-letter"));
+ if (!cover_letter && total != 1)
+ die(_("--range-diff requires --cover-letter or single patch"));
infer_range_diff_ranges(&rdiff1, &rdiff2, rdiff_prev,
origin, list[0]);
@@ -1867,8 +1867,9 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
print_signature(rev.diffopt.file);
total++;
start_number--;
- /* interdiff in cover-letter; omit from patches */
+ /* interdiff/range-diff in cover-letter; omit from patches */
rev.idiff_oid1 = NULL;
+ rev.rdiff1 = NULL;
}
rev.add_signoff = do_signoff;