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bus: allow specifying NULL as type string when we want to construct messages with no payload

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This commit is contained in:
Lennart Poettering 2013-10-11 05:20:24 +02:00
parent 5d12cc3e28
commit 5a037827f6
1 changed files with 27 additions and 18 deletions
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45
src/libsystemd-bus/sd-bus.c
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@ -3398,7 +3398,6 @@ int sd_bus_emit_signal(
const char *types, ...) {
_cleanup_bus_message_unref_ sd_bus_message *m = NULL;
va_list ap;
int r;
if (!bus)
@ -3412,11 +3411,15 @@ int sd_bus_emit_signal(
if (r < 0)
return r;
va_start(ap, types);
r = bus_message_append_ap(m, types, ap);
va_end(ap);
if (r < 0)
return r;
if (!isempty(types)) {
va_list ap;
va_start(ap, types);
r = bus_message_append_ap(m, types, ap);
va_end(ap);
if (r < 0)
return r;
}
return sd_bus_send(bus, m, NULL);
}
@ -3432,7 +3435,6 @@ int sd_bus_call_method(
const char *types, ...) {
_cleanup_bus_message_unref_ sd_bus_message *m = NULL;
va_list ap;
int r;
if (!bus)
@ -3447,11 +3449,15 @@ int sd_bus_call_method(
if (r < 0)
return r;
va_start(ap, types);
r = bus_message_append_ap(m, types, ap);
va_end(ap);
if (r < 0)
return r;
if (!isempty(types)) {
va_list ap;
va_start(ap, types);
r = bus_message_append_ap(m, types, ap);
va_end(ap);
if (r < 0)
return r;
}
return sd_bus_send_with_reply_and_block(bus, m, 0, error, reply);
}
@ -3462,7 +3468,6 @@ int sd_bus_reply_method_return(
const char *types, ...) {
_cleanup_bus_message_unref_ sd_bus_message *m = NULL;
va_list ap;
int r;
if (!bus)
@ -3485,11 +3490,15 @@ int sd_bus_reply_method_return(
if (r < 0)
return r;
va_start(ap, types);
r = bus_message_append_ap(m, types, ap);
va_end(ap);
if (r < 0)
return r;
if (!isempty(types)) {
va_list ap;
va_start(ap, types);
r = bus_message_append_ap(m, types, ap);
va_end(ap);
if (r < 0)
return r;
}
return sd_bus_send(bus, m, NULL);
}