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authorCsaba Henk <csaba@gluster.com>2010-05-17 07:09:13 +0000
committerAnand V. Avati <avati@dev.gluster.com>2010-05-21 00:31:51 -0700
commit11fb070964adf57eea4191d315a752c96f80a426 (patch)
tree8a66a5cfe14fe22315c2bfe0ea1667b8c6ab0349 /contrib
parentbfb10f41a8e3fe7326f507451459529c5b39b72e (diff)
OS X: adjustments, minor fixes to eliminate warnings
Signed-off-by: Csaba Henk <csaba@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 361 (GlusterFS 3.0 should work on Mac OS/X) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=361
Diffstat (limited to 'contrib')
-rw-r--r--contrib/apple/daemon.c92
-rw-r--r--contrib/apple/daemon.h20
2 files changed, 112 insertions, 0 deletions
diff --git a/contrib/apple/daemon.c b/contrib/apple/daemon.c
new file mode 100644
index 0000000..9389201
--- /dev/null
+++ b/contrib/apple/daemon.c
@@ -0,0 +1,92 @@
+/*
+ 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
new file mode 100644
index 0000000..7a2824b
--- /dev/null
+++ b/contrib/apple/daemon.h
@@ -0,0 +1,20 @@
+/*
+ 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);