* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
-#define _GNU_SOURCE
+#define _LGPL_SOURCE
#include <stdlib.h>
#include <unistd.h>
*/
int notify_thread_pipe(int wpipe)
{
- int ret;
+ ssize_t ret;
/* Ignore if the pipe is invalid. */
if (wpipe < 0) {
return 0;
}
- do {
- ret = write(wpipe, "!", 1);
- } while (ret < 0 && errno == EINTR);
- if (ret < 0) {
+ ret = lttng_write(wpipe, "!", 1);
+ if (ret < 1) {
PERROR("write poll pipe");
}
- return ret;
+ return (int) ret;
}
void ht_cleanup_push(struct lttng_ht *ht)
{
- int ret;
+ ssize_t ret;
int fd = ht_cleanup_pipe[1];
+ if (!ht) {
+ return;
+ }
if (fd < 0)
return;
- do {
- ret = write(fd, &ht, sizeof(ht));
- } while (ret < 0 && errno == EINTR);
- if (ret < 0 || ret != sizeof(ht)) {
+ ret = lttng_write(fd, &ht, sizeof(ht));
+ if (ret < sizeof(ht)) {
PERROR("write ht cleanup pipe %d", fd);
if (ret < 0) {
ret = -errno;
error:
assert(!ret);
}
+
+int loglevels_match(int a_loglevel_type, int a_loglevel_value,
+ int b_loglevel_type, int b_loglevel_value, int loglevel_all_type)
+{
+ int match = 1;
+
+ if (a_loglevel_type == b_loglevel_type) {
+ /* Same loglevel type. */
+ if (b_loglevel_type != loglevel_all_type) {
+ /*
+ * Loglevel value must also match since the loglevel
+ * type is not all.
+ */
+ if (a_loglevel_value != b_loglevel_value) {
+ match = 0;
+ }
+ }
+ } else {
+ /* Loglevel type is different: no match. */
+ match = 0;
+ }
+
+ return match;
+}