Prep v221: Update and clean up build system to sync with upstream

[elogind.git] / src / shared / async.c

diff --git a/src/shared/async.c b/src/shared/async.c
deleted file mode 100644 (file)
index 7725e6d..0000000
--- a/src/shared/async.c
+++ /dev/null
@@ -1,92 +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)
-                goto finish;
-
-        r = pthread_create(&t, &a, func, arg);
-
-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) {
-        assert_se(close_nointr(PTR_TO_INT(p)) != -EBADF);
-        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. */
-
-        if (fd >= 0) {
-                PROTECT_ERRNO;
-
-                r = asynchronous_job(close_thread, INT_TO_PTR(fd));
-                if (r < 0)
-                         assert_se(close_nointr(fd) != -EBADF);
-        }
-
-        return -1;
-}