#include "syscall.h"
#include "agent.h"
#include "buffer-registry.h"
+#include "agent-thread.h"
#include "cmd.h"
attr->attr.switch_timer_interval = 0;
}
+ /* Check for feature support */
+ switch (domain->type) {
+ case LTTNG_DOMAIN_JUL:
+ case LTTNG_DOMAIN_LOG4J:
+ case LTTNG_DOMAIN_PYTHON:
+ if (!agent_tracing_is_enabled()) {
+ DBG("Attempted to enable a channel in an agent domain but the agent thread is not running");
+ ret = LTTNG_ERR_AGENT_TRACING_DISABLED;
+ goto error;
+ }
+ break;
+ default:
+ break;
+ }
+
switch (domain->type) {
case LTTNG_DOMAIN_KERNEL:
{
assert(usess);
+ if (!agent_tracing_is_enabled()) {
+ DBG("Attempted to enable an event in an agent domain but the agent thread is not running");
+ ret = LTTNG_ERR_AGENT_TRACING_DISABLED;
+ goto error;
+ }
+
agt = trace_ust_find_agent(usess, domain->type);
if (!agt) {
agt = agent_create(domain->type);
int clear_metadata_file(int fd)
{
int ret;
+ off_t lseek_ret;
- ret = lseek(fd, 0, SEEK_SET);
- if (ret < 0) {
+ lseek_ret = lseek(fd, 0, SEEK_SET);
+ if (lseek_ret < 0) {
PERROR("lseek");
+ ret = -1;
goto end;
}