diff options
Diffstat (limited to 'parse-options-cb.c')
| -rw-r--r-- | parse-options-cb.c | 82 |
1 files changed, 66 insertions, 16 deletions
diff --git a/parse-options-cb.c b/parse-options-cb.c index e2f3eaed07..a28b55be48 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; @@ -122,22 +159,32 @@ int parse_opt_tertiary(const struct option *opt, const char *arg, int unset) return 0; } -struct option *parse_options_concat(struct option *a, struct option *b) +static size_t parse_options_count(const struct option *opt) { - struct option *ret; - size_t i, a_len = 0, b_len = 0; + size_t n = 0; - for (i = 0; a[i].type != OPTION_END; i++) - a_len++; - for (i = 0; b[i].type != OPTION_END; i++) - b_len++; + for (; opt && opt->type != OPTION_END; opt++) + n++; + return n; +} + +struct option *parse_options_dup(const struct option *o) +{ + struct option no_options[] = { OPT_END() }; + + return parse_options_concat(o, no_options); +} + +struct option *parse_options_concat(const struct option *a, + const struct option *b) +{ + struct option *ret; + size_t a_len = parse_options_count(a); + size_t b_len = parse_options_count(b); ALLOC_ARRAY(ret, st_add3(a_len, b_len, 1)); - for (i = 0; i < a_len; i++) - ret[i] = a[i]; - for (i = 0; i < b_len; i++) - ret[a_len + i] = b[i]; - ret[a_len + b_len] = b[b_len]; /* final OPTION_END */ + COPY_ARRAY(ret, a, a_len); + COPY_ARRAY(ret + a_len, b, b_len + 1); /* + 1 for final OPTION_END */ return ret; } @@ -170,9 +217,12 @@ 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; } /** |