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| author | Markus Armbruster | 2020-04-15 09:49:24 +0200 |
|---|---|---|
| committer | Markus Armbruster | 2020-04-29 08:01:51 +0200 |
| commit | 56a9efa199a603b77e7f2bd0e84e11e897bf7473 (patch) | |
| tree | eef65a2a5c6f6077c796d471506f1f8bdc45d174 | |
| parent | test-qemu-opts: Simplify test_has_help_option() after bug fix (diff) | |
| download | qemu-56a9efa199a603b77e7f2bd0e84e11e897bf7473.tar.gz qemu-56a9efa199a603b77e7f2bd0e84e11e897bf7473.tar.xz qemu-56a9efa199a603b77e7f2bd0e84e11e897bf7473.zip | |
qemu-option: Avoid has_help_option() in qemu_opts_parse_noisily()
When opts_parse() sets @invalidp to true, qemu_opts_parse_noisily()
uses has_help_option() to decide whether to print help. This parses
the input string a second time.
Easy to avoid: replace @invalidp by @help_wanted.
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20200415074927.19897-7-armbru@redhat.com>
| -rw-r--r-- | util/qemu-option.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/util/qemu-option.c b/util/qemu-option.c index 0abf26b61f..2d0d24ee27 100644 --- a/util/qemu-option.c +++ b/util/qemu-option.c @@ -519,7 +519,7 @@ int qemu_opt_unset(QemuOpts *opts, const char *name) } static void opt_set(QemuOpts *opts, const char *name, char *value, - bool prepend, bool *invalidp, Error **errp) + bool prepend, bool *help_wanted, Error **errp) { QemuOpt *opt; const QemuOptDesc *desc; @@ -529,8 +529,8 @@ static void opt_set(QemuOpts *opts, const char *name, char *value, if (!desc && !opts_accepts_any(opts)) { g_free(value); error_setg(errp, QERR_INVALID_PARAMETER, name); - if (invalidp) { - *invalidp = true; + if (help_wanted && is_help_option(name)) { + *help_wanted = true; } return; } @@ -827,7 +827,7 @@ static const char *get_opt_name_value(const char *params, static void opts_do_parse(QemuOpts *opts, const char *params, const char *firstname, bool prepend, - bool *invalidp, Error **errp) + bool *help_wanted, Error **errp) { Error *local_err = NULL; char *option, *value; @@ -843,7 +843,7 @@ static void opts_do_parse(QemuOpts *opts, const char *params, continue; } - opt_set(opts, option, value, prepend, invalidp, &local_err); + opt_set(opts, option, value, prepend, help_wanted, &local_err); g_free(option); if (local_err) { error_propagate(errp, local_err); @@ -903,7 +903,7 @@ void qemu_opts_do_parse(QemuOpts *opts, const char *params, static QemuOpts *opts_parse(QemuOptsList *list, const char *params, bool permit_abbrev, bool defaults, - bool *invalidp, Error **errp) + bool *help_wanted, Error **errp) { const char *firstname; char *id = opts_parse_id(params); @@ -928,7 +928,7 @@ static QemuOpts *opts_parse(QemuOptsList *list, const char *params, return NULL; } - opts_do_parse(opts, params, firstname, defaults, invalidp, &local_err); + opts_do_parse(opts, params, firstname, defaults, help_wanted, &local_err); if (local_err) { error_propagate(errp, local_err); qemu_opts_del(opts); @@ -964,11 +964,11 @@ QemuOpts *qemu_opts_parse_noisily(QemuOptsList *list, const char *params, { Error *err = NULL; QemuOpts *opts; - bool invalidp = false; + bool help_wanted = false; - opts = opts_parse(list, params, permit_abbrev, false, &invalidp, &err); + opts = opts_parse(list, params, permit_abbrev, false, &help_wanted, &err); if (err) { - if (invalidp && has_help_option(params)) { + if (help_wanted) { qemu_opts_print_help(list, true); error_free(err); } else { |