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-rw-r--r--builtin/revert.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/builtin/revert.c b/builtin/revert.c
index 55ba1092c5..b7917dddd3 100644
--- a/builtin/revert.c
+++ b/builtin/revert.c
@@ -110,6 +110,9 @@ static int run_sequencer(int argc, const char **argv, const char *prefix,
const char * const * usage_str = revert_or_cherry_pick_usage(opts);
const char *me = action_name(opts);
const char *cleanup_arg = NULL;
+ const char sentinel_value;
+ const char *strategy = &sentinel_value;
+ const char *gpg_sign = &sentinel_value;
enum empty_action empty_opt = EMPTY_COMMIT_UNSPECIFIED;
int cmd = 0;
struct option base_options[] = {
@@ -125,10 +128,10 @@ static int run_sequencer(int argc, const char **argv, const char *prefix,
OPT_CALLBACK('m', "mainline", opts, N_("parent-number"),
N_("select mainline parent"), option_parse_m),
OPT_RERERE_AUTOUPDATE(&opts->allow_rerere_auto),
- OPT_STRING(0, "strategy", &opts->strategy, N_("strategy"), N_("merge strategy")),
+ OPT_STRING(0, "strategy", &strategy, N_("strategy"), N_("merge strategy")),
OPT_STRVEC('X', "strategy-option", &opts->xopts, N_("option"),
N_("option for merge strategy")),
- { OPTION_STRING, 'S', "gpg-sign", &opts->gpg_sign, N_("key-id"),
+ { OPTION_STRING, 'S', "gpg-sign", &gpg_sign, N_("key-id"),
N_("GPG sign commit"), PARSE_OPT_OPTARG, NULL, (intptr_t) "" },
OPT_END()
};
@@ -240,8 +243,14 @@ static int run_sequencer(int argc, const char **argv, const char *prefix,
usage_with_options(usage_str, options);
/* These option values will be free()d */
- opts->gpg_sign = xstrdup_or_null(opts->gpg_sign);
- opts->strategy = xstrdup_or_null(opts->strategy);
+ if (gpg_sign != &sentinel_value) {
+ free(opts->gpg_sign);
+ opts->gpg_sign = xstrdup_or_null(gpg_sign);
+ }
+ if (strategy != &sentinel_value) {
+ free(opts->strategy);
+ opts->strategy = xstrdup_or_null(strategy);
+ }
if (!opts->strategy && getenv("GIT_TEST_MERGE_ALGORITHM"))
opts->strategy = xstrdup(getenv("GIT_TEST_MERGE_ALGORITHM"));
free(options);