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-rw-r--r--src/core/async.c94
1 files changed, 0 insertions, 94 deletions
diff --git a/src/core/async.c b/src/core/async.c
deleted file mode 100644
index 3876deda70..0000000000
--- a/src/core/async.c
+++ /dev/null
@@ -1,94 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
- This file is part of systemd.
-
- Copyright 2013 Lennart Poettering
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <pthread.h>
-#include <unistd.h>
-
-#include "async.h"
-#include "log.h"
-#include "util.h"
-
-int asynchronous_job(void* (*func)(void *p), void *arg) {
- pthread_attr_t a;
- pthread_t t;
- int r;
-
- /* It kinda sucks that we have to resort to threads to
- * implement an asynchronous sync(), but well, such is
- * life.
- *
- * Note that issuing this command right before exiting a
- * process will cause the process to wait for the sync() to
- * complete. This function hence is nicely asynchronous really
- * only in long running processes. */
-
- r = pthread_attr_init(&a);
- if (r != 0)
- return -r;
-
- r = pthread_attr_setdetachstate(&a, PTHREAD_CREATE_DETACHED);
- if (r != 0) {
- r = -r;
- goto finish;
- }
-
- r = pthread_create(&t, &a, func, arg);
- if (r != 0) {
- r = -r;
- goto finish;
- }
-
-finish:
- pthread_attr_destroy(&a);
- return r;
-}
-
-static void *sync_thread(void *p) {
- sync();
- return NULL;
-}
-
-int asynchronous_sync(void) {
- log_debug("Spawning new thread for sync");
-
- return asynchronous_job(sync_thread, NULL);
-}
-
-static void *close_thread(void *p) {
- safe_close(PTR_TO_INT(p));
- return NULL;
-}
-
-int asynchronous_close(int fd) {
- int r;
-
- /* This is supposed to behave similar to safe_close(), but
- * actually invoke close() asynchronously, so that it will
- * never block. Ideally the kernel would have an API for this,
- * but it doesn't, so we work around it, and hide this as a
- * far away as we can. */
-
- r = asynchronous_job(close_thread, INT_TO_PTR(fd));
- if (r < 0)
- safe_close(fd);
-
- return -1;
-}