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hmp: introduce cmd_available 

Combine the RUN_STATE_PRECONFIG and cmd_can_preconfig checks
into a single function, to avoid repeating the same expression
(or its negation after applying DeMorgan's rule) over and
over again.

Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2020-10-27 04:40:02 -04:00
parent ee55686efb
commit 4cd2927472
1 changed files with 10 additions and 8 deletions
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18
monitor/hmp.c
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@ -213,6 +213,11 @@ static bool cmd_can_preconfig(const HMPCommand *cmd)
return strchr(cmd->flags, 'p');
}
static bool cmd_available(const HMPCommand *cmd)
{
return !runstate_check(RUN_STATE_PRECONFIG) || cmd_can_preconfig(cmd);
}
static void help_cmd_dump_one(Monitor *mon,
const HMPCommand *cmd,
char **prefix_args,
@ -220,7 +225,7 @@ static void help_cmd_dump_one(Monitor *mon,
{
int i;
if (runstate_check(RUN_STATE_PRECONFIG) && !cmd_can_preconfig(cmd)) {
if (!cmd_available(cmd)) {
return;
}
@ -248,8 +253,7 @@ static void help_cmd_dump(Monitor *mon, const HMPCommand *cmds,
/* Find one entry to dump */
for (cmd = cmds; cmd->name != NULL; cmd++) {
if (hmp_compare_cmd(args[arg_index], cmd->name) &&
((!runstate_check(RUN_STATE_PRECONFIG) ||
cmd_can_preconfig(cmd)))) {
cmd_available(cmd)) {
if (cmd->sub_table) {
/* continue with next arg */
help_cmd_dump(mon, cmd->sub_table,
@ -653,7 +657,7 @@ static const HMPCommand *monitor_parse_command(MonitorHMP *hmp_mon,
(int)(p - cmdp_start), cmdp_start);
return NULL;
}
if (runstate_check(RUN_STATE_PRECONFIG) && !cmd_can_preconfig(cmd)) {
if (!cmd_available(cmd)) {
monitor_printf(mon, "Command '%.*s' not available with -preconfig "
"until after exit_preconfig.\n",
(int)(p - cmdp_start), cmdp_start);
@ -1225,8 +1229,7 @@ static void monitor_find_completion_by_table(MonitorHMP *mon,
}
readline_set_completion_index(mon->rs, strlen(cmdname));
for (cmd = cmd_table; cmd->name != NULL; cmd++) {
if (!runstate_check(RUN_STATE_PRECONFIG) ||
cmd_can_preconfig(cmd)) {
if (cmd_available(cmd)) {
cmd_completion(mon, cmdname, cmd->name);
}
}
@ -1234,8 +1237,7 @@ static void monitor_find_completion_by_table(MonitorHMP *mon,
/* find the command */
for (cmd = cmd_table; cmd->name != NULL; cmd++) {
if (hmp_compare_cmd(args[0], cmd->name) &&
(!runstate_check(RUN_STATE_PRECONFIG) ||
cmd_can_preconfig(cmd))) {
cmd_available(cmd)) {
break;
}
}