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qga: return a more explicit error on why a command is disabled

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qmp_disable_command() now takes an optional error string to return a
more explicit error message.

Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1928806

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
*fix up 80+ char line
Signed-off-by: Michael Roth <michael.roth@amd.com>
This commit is contained in:
Marc-André Lureau
2021-02-19 12:28:14 +04:00
committed by Michael Roth
parent 86dc17d4d0
commit c98939daec
4 changed files with 15 additions and 9 deletions
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4
include/qapi/qmp/dispatch.h
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@ -36,6 +36,7 @@ typedef struct QmpCommand
QmpCommandOptions options;
QTAILQ_ENTRY(QmpCommand) node;
bool enabled;
const char *disable_reason;
} QmpCommand;
typedef QTAILQ_HEAD(QmpCommandList, QmpCommand) QmpCommandList;
@ -44,7 +45,8 @@ void qmp_register_command(QmpCommandList *cmds, const char *name,
QmpCommandFunc *fn, QmpCommandOptions options);
const QmpCommand *qmp_find_command(const QmpCommandList *cmds,
const char *name);
void qmp_disable_command(QmpCommandList *cmds, const char *name);
void qmp_disable_command(QmpCommandList *cmds, const char *name,
const char *err_msg);
void qmp_enable_command(QmpCommandList *cmds, const char *name);
bool qmp_command_is_enabled(const QmpCommand *cmd);