libglusterfs: Bring in os_daemon() routine to replace FreeBSD code

Change-Id: I72dda0bb9e3b6cfa8b8ecffe85cc606f5a682313
BUG: 3206
Reviewed-on: http://review.gluster.com/117
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Amar Tumballi <amar@gluster.com>

2 files changed, 0 insertions, 112 deletions

diff --git a/contrib/apple/daemon.c b/contrib/apple/daemon.c
deleted file mode 100644
index 9389201a1af..00000000000
--- a/contrib/apple/daemon.c
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
-   Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com>
-
-   Based on http://www.opensource.apple.com/source/Libc/Libc-583/gen/FreeBSD/daemon.c
- */
-
-/*-
- * Copyright (c) 1990, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by the University of
- *	California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <errno.h>
-#include <fcntl.h>
-#include <paths.h>
-#include <signal.h>
-#include <unistd.h>
-
-int
-os_daemon(nochdir, noclose)
-	int nochdir, noclose;
-{
-	struct sigaction osa, sa;
-	int fd;
-	pid_t newgrp;
-	int oerrno;
-	int osa_ok;
-
-	/* A SIGHUP may be thrown when the parent exits below. */
-	sigemptyset(&sa.sa_mask);
-	sa.sa_handler = SIG_IGN;
-	sa.sa_flags = 0;
-	osa_ok = sigaction(SIGHUP, &sa, &osa);
-
-	switch (fork()) {
-	case -1:
-		return (-1);
-	case 0:
-		break;
-	default:
-		_exit(0);
-	}
-
-	newgrp = setsid();
-	oerrno = errno;
-	if (osa_ok != -1)
-		sigaction(SIGHUP, &osa, NULL);
-
-	if (newgrp == -1) {
-		errno = oerrno;
-		return (-1);
-	}
-
-	if (!nochdir)
-		(void)chdir("/");
-
-	if (!noclose && (fd = open(_PATH_DEVNULL, O_RDWR, 0)) != -1) {
-		(void)dup2(fd, STDIN_FILENO);
-		(void)dup2(fd, STDOUT_FILENO);
-		(void)dup2(fd, STDERR_FILENO);
-		if (fd > 2)
-			(void)close(fd);
-	}
-	return (0);
-}
diff --git a/contrib/apple/daemon.h b/contrib/apple/daemon.h
deleted file mode 100644
index 7a2824b6a47..00000000000
--- a/contrib/apple/daemon.h
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
-   Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com>
-   This file is part of GlusterFS.
-
-   GlusterFS is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published
-   by the Free Software Foundation; either version 3 of the License,
-   or (at your option) any later version.
-
-   GlusterFS 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
-   General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program.  If not, see
-   <http://www.gnu.org/licenses/>.
-*/
-
-int os_daemon(int nochdir, int noclose);