From: Johannes Schindelin <johannes.schindelin@xxxxxx> Date: Thu, 27 Sep 2018 14:48:17 +0200 The `--gpg-sign` option takes an *optional* argument, not a mandatory one. This was discovered as part of the investigation of https://github.com/git-for-windows/git/issues/1836. Signed-off-by: Johannes Schindelin <johannes.schindelin@xxxxxx> --- * I am sending this out as I want to mimize the number of non-trivial changes that come into my tree without hitting the list archive. builtin/rebase.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/builtin/rebase.c b/builtin/rebase.c index a28bfbd62f..43bc6f7915 100644 --- a/builtin/rebase.c +++ b/builtin/rebase.c @@ -1030,8 +1030,9 @@ int cmd_rebase(int argc, const char **argv, const char *prefix) OPT_BOOL(0, "autosquash", &options.autosquash, N_("move commits that begin with " "squash!/fixup! under -i")), - OPT_STRING('S', "gpg-sign", &gpg_sign, - N_("gpg-sign?"), N_("GPG-sign commits")), + { OPTION_STRING, 'S', "gpg-sign", &gpg_sign, N_("key-id"), + N_("GPG-sign commits"), + PARSE_OPT_OPTARG, NULL, (intptr_t) "" }, OPT_STRING_LIST(0, "whitespace", &whitespace, N_("whitespace"), N_("passed to 'git apply'")), OPT_SET_INT('C', 0, &opt_c, N_("passed to 'git apply'"), -- 2.19.1-328-g5a0cc8aca7