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-rw-r--r--parse-options-cb.c48
1 files changed, 44 insertions, 4 deletions
diff --git a/parse-options-cb.c b/parse-options-cb.c
index e2f3eaed07..a3de795c58 100644
--- a/parse-options-cb.c
+++ b/parse-options-cb.c
@@ -16,14 +16,17 @@ int parse_opt_abbrev_cb(const struct option *opt, const char *arg, int unset)
if (!arg) {
v = unset ? 0 : DEFAULT_ABBREV;
} else {
+ if (!*arg)
+ return error(_("option `%s' expects a numerical value"),
+ opt->long_name);
v = strtol(arg, (char **)&arg, 10);
if (*arg)
return error(_("option `%s' expects a numerical value"),
opt->long_name);
if (v && v < MINIMUM_ABBREV)
v = MINIMUM_ABBREV;
- else if (v > 40)
- v = 40;
+ else if (v > the_hash_algo->hexsz)
+ v = the_hash_algo->hexsz;
}
*(int *)(opt->value) = v;
return 0;
@@ -96,6 +99,23 @@ int parse_opt_commits(const struct option *opt, const char *arg, int unset)
return 0;
}
+int parse_opt_commit(const struct option *opt, const char *arg, int unset)
+{
+ struct object_id oid;
+ struct commit *commit;
+ struct commit **target = opt->value;
+
+ if (!arg)
+ return -1;
+ if (get_oid(arg, &oid))
+ return error("malformed object name %s", arg);
+ commit = lookup_commit_reference(the_repository, &oid);
+ if (!commit)
+ return error("no such commit %s", arg);
+ *target = commit;
+ return 0;
+}
+
int parse_opt_object_name(const struct option *opt, const char *arg, int unset)
{
struct object_id oid;
@@ -112,6 +132,23 @@ int parse_opt_object_name(const struct option *opt, const char *arg, int unset)
return 0;
}
+int parse_opt_object_id(const struct option *opt, const char *arg, int unset)
+{
+ struct object_id oid;
+ struct object_id *target = opt->value;
+
+ if (unset) {
+ *target = null_oid;
+ return 0;
+ }
+ if (!arg)
+ return -1;
+ if (get_oid(arg, &oid))
+ return error(_("malformed object name '%s'"), arg);
+ *target = oid;
+ return 0;
+}
+
int parse_opt_tertiary(const struct option *opt, const char *arg, int unset)
{
int *target = opt->value;
@@ -170,9 +207,12 @@ int parse_opt_noop_cb(const struct option *opt, const char *arg, int unset)
* "-h" output even if it's not being handled directly by
* parse_options().
*/
-int parse_opt_unknown_cb(const struct option *opt, const char *arg, int unset)
+enum parse_opt_result parse_opt_unknown_cb(struct parse_opt_ctx_t *ctx,
+ const struct option *opt,
+ const char *arg, int unset)
{
- return -2;
+ BUG_ON_OPT_ARG(arg);
+ return PARSE_OPT_UNKNOWN;
}
/**