* Dual LGPL v2.1/GPL v2 license.
*/
-#include <sys/prctl.h>
#include <lttng/ust-events.h>
#include <lttng/ust-tracer.h>
#include <lttng/ringbuffer-config.h>
#include <assert.h>
-
-#define PROCNAME_LEN 17 /* includes \0 */
+#include "compat.h"
/*
* We cache the result to ensure we don't trigger a system call for
static inline
char *wrapper_getprocname(void)
{
- int ret;
-
if (caa_unlikely(!cached_procname[0])) {
- ret = prctl(PR_GET_NAME, (unsigned long) cached_procname,
- 0, 0, 0);
- assert(!ret);
+ lttng_ust_getprocname(cached_procname);
+ cached_procname[LTTNG_UST_PROCNAME_LEN - 1] = '\0';
}
return cached_procname;
}
{
size_t size = 0;
- size += PROCNAME_LEN;
+ size += LTTNG_UST_PROCNAME_LEN;
return size;
}
char *procname;
procname = wrapper_getprocname();
- chan->ops->event_write(ctx, procname, PROCNAME_LEN);
+ chan->ops->event_write(ctx, procname, LTTNG_UST_PROCNAME_LEN);
}
int lttng_add_procname_to_ctx(struct lttng_ctx **ctx)
field->event_field.type.u.array.elem_type.u.basic.integer.reverse_byte_order = 0;
field->event_field.type.u.array.elem_type.u.basic.integer.base = 10;
field->event_field.type.u.array.elem_type.u.basic.integer.encoding = lttng_encode_UTF8;
- field->event_field.type.u.array.length = PROCNAME_LEN;
+ field->event_field.type.u.array.length = LTTNG_UST_PROCNAME_LEN;
field->get_size = procname_get_size;
field->record = procname_record;
return 0;