#include <common/error.h>
#include "utils.h"
+#include "lttng-sessiond.h"
+
+int ht_cleanup_pipe[2] = { -1, -1 };
/*
* Write to writable pipe used to notify a thread.
return ret;
}
-/*
- * Return pointer to home directory path using the env variable HOME.
- *
- * No home, NULL is returned.
- */
-const char *get_home_dir(void)
+void ht_cleanup_push(struct lttng_ht *ht)
{
- return ((const char *) getenv("HOME"));
+ int ret;
+ int fd = ht_cleanup_pipe[1];
+
+ if (fd < 0)
+ return;
+ do {
+ ret = write(fd, &ht, sizeof(ht));
+ } while (ret < 0 && errno == EINTR);
+ if (ret < 0 || ret != sizeof(ht)) {
+ PERROR("write ht cleanup pipe %d", fd);
+ if (ret < 0) {
+ ret = -errno;
+ }
+ goto error;
+ }
+
+ /* All good. Don't send back the write positive ret value. */
+ ret = 0;
+error:
+ assert(!ret);
}