diff options
Diffstat (limited to 'parse-options-cb.c')
| -rw-r--r-- | parse-options-cb.c | 41 |
1 files changed, 39 insertions, 2 deletions
diff --git a/parse-options-cb.c b/parse-options-cb.c index 2733393546..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; |