Message ID | 20180712111221.20326-21-armbru@redhat.com |
---|---|
State | New |
Headers | show |
Series | tests: Compile-time format string checking for libqtest.h | expand |
On 07/12/2018 08:12 AM, Markus Armbruster wrote: > qtest_qmp() & friends pass their format string and variable arguments > to qobject_from_vjsonf_nofail(). Unlike qobject_from_jsonv(), they > aren't decorated with GCC_FMT_ATTR(). Fix that to get compile-time > format string checking. > > Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> > --- > tests/libqtest.h | 32 +++++++++++++++++++------------- > 1 file changed, 19 insertions(+), 13 deletions(-) > > diff --git a/tests/libqtest.h b/tests/libqtest.h > index 68b767fc88..087d6793eb 100644 > --- a/tests/libqtest.h > +++ b/tests/libqtest.h > @@ -81,7 +81,8 @@ void qtest_quit(QTestState *s); > * > * Sends a QMP message to QEMU and consumes the response. > */ > -void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...); > +void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...) > + GCC_FMT_ATTR(2, 3); > > /** > * qtest_qmp: > @@ -91,7 +92,8 @@ void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...); > * > * Sends a QMP message to QEMU and returns the response. > */ > -QDict *qtest_qmp(QTestState *s, const char *fmt, ...); > +QDict *qtest_qmp(QTestState *s, const char *fmt, ...) > + GCC_FMT_ATTR(2, 3); > > /** > * qtest_qmp_send: > @@ -101,7 +103,8 @@ QDict *qtest_qmp(QTestState *s, const char *fmt, ...); > * > * Sends a QMP message to QEMU and leaves the response in the stream. > */ > -void qtest_qmp_send(QTestState *s, const char *fmt, ...); > +void qtest_qmp_send(QTestState *s, const char *fmt, ...) > + GCC_FMT_ATTR(2, 3); > > /** > * qtest_qmpv_discard_response: > @@ -112,7 +115,8 @@ void qtest_qmp_send(QTestState *s, const char *fmt, ...); > * > * Sends a QMP message to QEMU and consumes the response. > */ > -void qtest_qmpv_discard_response(QTestState *s, const char *fmt, va_list ap); > +void qtest_qmpv_discard_response(QTestState *s, const char *fmt, va_list ap) > + GCC_FMT_ATTR(2, 0); > > /** > * qtest_qmpv: > @@ -123,7 +127,8 @@ void qtest_qmpv_discard_response(QTestState *s, const char *fmt, va_list ap); > * > * Sends a QMP message to QEMU and returns the response. > */ > -QDict *qtest_qmpv(QTestState *s, const char *fmt, va_list ap); > +QDict *qtest_qmpv(QTestState *s, const char *fmt, va_list ap) > + GCC_FMT_ATTR(2, 0); > > /** > * qtest_qmp_vsend: > @@ -134,7 +139,8 @@ QDict *qtest_qmpv(QTestState *s, const char *fmt, va_list ap); > * > * Sends a QMP message to QEMU and leaves the response in the stream. > */ > -void qtest_qmp_vsend(QTestState *s, const char *fmt, va_list ap); > +void qtest_qmp_vsend(QTestState *s, const char *fmt, va_list ap) > + GCC_FMT_ATTR(2, 0); > > /** > * qtest_receive: > @@ -590,7 +596,7 @@ static inline void qtest_end(void) > * > * Sends a QMP message to QEMU and returns the response. > */ > -QDict *qmp(const char *fmt, ...); > +QDict *qmp(const char *fmt, ...) GCC_FMT_ATTR(1, 2); > > /** > * qmp_send: > @@ -599,7 +605,7 @@ QDict *qmp(const char *fmt, ...); > * > * Sends a QMP message to QEMU and leaves the response in the stream. > */ > -void qmp_send(const char *fmt, ...); > +void qmp_send(const char *fmt, ...) GCC_FMT_ATTR(1, 2); > > /** > * qmp_discard_response: > @@ -608,7 +614,7 @@ void qmp_send(const char *fmt, ...); > * > * Sends a QMP message to QEMU and consumes the response. > */ > -void qmp_discard_response(const char *fmt, ...); > +void qmp_discard_response(const char *fmt, ...) GCC_FMT_ATTR(1, 2); > > /** > * qmp_receive: > @@ -967,10 +973,10 @@ static inline int64_t clock_set(int64_t val) > } > > QDict *qmp_fd_receive(int fd); > -void qmp_fd_vsend(int fd, const char *fmt, va_list ap); > -void qmp_fd_send(int fd, const char *fmt, ...); > -QDict *qmp_fdv(int fd, const char *fmt, va_list ap); > -QDict *qmp_fd(int fd, const char *fmt, ...); > +void qmp_fd_vsend(int fd, const char *fmt, va_list ap) GCC_FMT_ATTR(2, 0); > +void qmp_fd_send(int fd, const char *fmt, ...) GCC_FMT_ATTR(2, 3); > +QDict *qmp_fdv(int fd, const char *fmt, va_list ap) GCC_FMT_ATTR(2, 0); > +QDict *qmp_fd(int fd, const char *fmt, ...) GCC_FMT_ATTR(2, 3); > > /** > * qtest_cb_for_every_machine: >
diff --git a/tests/libqtest.h b/tests/libqtest.h index 68b767fc88..087d6793eb 100644 --- a/tests/libqtest.h +++ b/tests/libqtest.h @@ -81,7 +81,8 @@ void qtest_quit(QTestState *s); * * Sends a QMP message to QEMU and consumes the response. */ -void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...); +void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...) + GCC_FMT_ATTR(2, 3); /** * qtest_qmp: @@ -91,7 +92,8 @@ void qtest_qmp_discard_response(QTestState *s, const char *fmt, ...); * * Sends a QMP message to QEMU and returns the response. */ -QDict *qtest_qmp(QTestState *s, const char *fmt, ...); +QDict *qtest_qmp(QTestState *s, const char *fmt, ...) + GCC_FMT_ATTR(2, 3); /** * qtest_qmp_send: @@ -101,7 +103,8 @@ QDict *qtest_qmp(QTestState *s, const char *fmt, ...); * * Sends a QMP message to QEMU and leaves the response in the stream. */ -void qtest_qmp_send(QTestState *s, const char *fmt, ...); +void qtest_qmp_send(QTestState *s, const char *fmt, ...) + GCC_FMT_ATTR(2, 3); /** * qtest_qmpv_discard_response: @@ -112,7 +115,8 @@ void qtest_qmp_send(QTestState *s, const char *fmt, ...); * * Sends a QMP message to QEMU and consumes the response. */ -void qtest_qmpv_discard_response(QTestState *s, const char *fmt, va_list ap); +void qtest_qmpv_discard_response(QTestState *s, const char *fmt, va_list ap) + GCC_FMT_ATTR(2, 0); /** * qtest_qmpv: @@ -123,7 +127,8 @@ void qtest_qmpv_discard_response(QTestState *s, const char *fmt, va_list ap); * * Sends a QMP message to QEMU and returns the response. */ -QDict *qtest_qmpv(QTestState *s, const char *fmt, va_list ap); +QDict *qtest_qmpv(QTestState *s, const char *fmt, va_list ap) + GCC_FMT_ATTR(2, 0); /** * qtest_qmp_vsend: @@ -134,7 +139,8 @@ QDict *qtest_qmpv(QTestState *s, const char *fmt, va_list ap); * * Sends a QMP message to QEMU and leaves the response in the stream. */ -void qtest_qmp_vsend(QTestState *s, const char *fmt, va_list ap); +void qtest_qmp_vsend(QTestState *s, const char *fmt, va_list ap) + GCC_FMT_ATTR(2, 0); /** * qtest_receive: @@ -590,7 +596,7 @@ static inline void qtest_end(void) * * Sends a QMP message to QEMU and returns the response. */ -QDict *qmp(const char *fmt, ...); +QDict *qmp(const char *fmt, ...) GCC_FMT_ATTR(1, 2); /** * qmp_send: @@ -599,7 +605,7 @@ QDict *qmp(const char *fmt, ...); * * Sends a QMP message to QEMU and leaves the response in the stream. */ -void qmp_send(const char *fmt, ...); +void qmp_send(const char *fmt, ...) GCC_FMT_ATTR(1, 2); /** * qmp_discard_response: @@ -608,7 +614,7 @@ void qmp_send(const char *fmt, ...); * * Sends a QMP message to QEMU and consumes the response. */ -void qmp_discard_response(const char *fmt, ...); +void qmp_discard_response(const char *fmt, ...) GCC_FMT_ATTR(1, 2); /** * qmp_receive: @@ -967,10 +973,10 @@ static inline int64_t clock_set(int64_t val) } QDict *qmp_fd_receive(int fd); -void qmp_fd_vsend(int fd, const char *fmt, va_list ap); -void qmp_fd_send(int fd, const char *fmt, ...); -QDict *qmp_fdv(int fd, const char *fmt, va_list ap); -QDict *qmp_fd(int fd, const char *fmt, ...); +void qmp_fd_vsend(int fd, const char *fmt, va_list ap) GCC_FMT_ATTR(2, 0); +void qmp_fd_send(int fd, const char *fmt, ...) GCC_FMT_ATTR(2, 3); +QDict *qmp_fdv(int fd, const char *fmt, va_list ap) GCC_FMT_ATTR(2, 0); +QDict *qmp_fd(int fd, const char *fmt, ...) GCC_FMT_ATTR(2, 3); /** * qtest_cb_for_every_machine:
qtest_qmp() & friends pass their format string and variable arguments to qobject_from_vjsonf_nofail(). Unlike qobject_from_jsonv(), they aren't decorated with GCC_FMT_ATTR(). Fix that to get compile-time format string checking. Signed-off-by: Markus Armbruster <armbru@redhat.com> --- tests/libqtest.h | 32 +++++++++++++++++++------------- 1 file changed, 19 insertions(+), 13 deletions(-)