*/
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 pointer to home directory path using the env variable HOME.
- *
- * No home, NULL is returned.
- */
-const char *get_home_dir(void)
-{
- return ((const char *) getenv("HOME"));
+ 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;