/*
* lttng_ust_strerror
+ * @code: must be a negative value of enum lttng_ust_error_code (or 0).
*
- * Receives positive error value.
- * Return ptr to string representing a human readable
- * error code from the ustcomm_return_code enum.
+ * Returns a ptr to a string representing a human readable error code from the
+ * ustcomm_return_code enum.
*/
const char *lttng_ust_strerror(int code)
{
- if (code == LTTNG_UST_OK)
- return ustcomm_readable_code[USTCOMM_CODE_OFFSET(code)];
- if (code < LTTNG_UST_ERR)
- return strerror(code);
- if (code >= LTTNG_UST_ERR_NR)
+ code = -code;
+
+ if (code < LTTNG_UST_OK || code >= LTTNG_UST_ERR_NR)
code = LTTNG_UST_ERR;
+
return ustcomm_readable_code[USTCOMM_CODE_OFFSET(code)];
}
}
int ustcomm_recv_stream_from_sessiond(int sock,
- uint64_t *memory_map_size,
+ uint64_t *memory_map_size __attribute__((unused)),
int *shm_fd, int *wakeup_fd)
{
ssize_t len;