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authorVijay Bellur <vijay@gluster.com>2011-07-28 11:27:39 +0530
committerAnand Avati <avati@gluster.com>2011-07-28 02:52:26 -0700
commit508cd242ea3495f987cf9f34c627482bfc68949b (patch)
treec53c2421a27c54af77304c32844d02c23e07b4c1 /libglusterfs
parent3b60eea533f591517e874ccc36f2489baad42998 (diff)
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>
Diffstat (limited to 'libglusterfs')
-rw-r--r--libglusterfs/src/Makefile.am6
-rw-r--r--libglusterfs/src/daemon.c61
-rw-r--r--libglusterfs/src/daemon.h20
3 files changed, 84 insertions, 3 deletions
diff --git a/libglusterfs/src/Makefile.am b/libglusterfs/src/Makefile.am
index 4c1c873..b3df851 100644
--- a/libglusterfs/src/Makefile.am
+++ b/libglusterfs/src/Makefile.am
@@ -6,11 +6,11 @@ libglusterfs_la_LIBADD = @LEXLIB@
lib_LTLIBRARIES = libglusterfs.la
-libglusterfs_la_SOURCES = dict.c graph.lex.c y.tab.c xlator.c logging.c hashfn.c defaults.c common-utils.c timer.c inode.c call-stub.c compat.c fd.c compat-errno.c event.c mem-pool.c gf-dirent.c syscall.c iobuf.c globals.c statedump.c stack.c checksum.c $(CONTRIBDIR)/md5/md5.c $(CONTRIBDIR)/rbtree/rb.c rbthash.c latency.c graph.c $(CONTRIBDIR)/uuid/clear.c $(CONTRIBDIR)/uuid/copy.c $(CONTRIBDIR)/uuid/gen_uuid.c $(CONTRIBDIR)/uuid/pack.c $(CONTRIBDIR)/uuid/parse.c $(CONTRIBDIR)/uuid/unparse.c $(CONTRIBDIR)/uuid/uuid_time.c $(CONTRIBDIR)/uuid/compare.c $(CONTRIBDIR)/uuid/isnull.c $(CONTRIBDIR)/uuid/unpack.c syncop.c graph-print.c trie.c
+libglusterfs_la_SOURCES = dict.c graph.lex.c y.tab.c xlator.c logging.c hashfn.c defaults.c common-utils.c timer.c inode.c call-stub.c compat.c fd.c compat-errno.c event.c mem-pool.c gf-dirent.c syscall.c iobuf.c globals.c statedump.c stack.c checksum.c $(CONTRIBDIR)/md5/md5.c $(CONTRIBDIR)/rbtree/rb.c rbthash.c latency.c graph.c $(CONTRIBDIR)/uuid/clear.c $(CONTRIBDIR)/uuid/copy.c $(CONTRIBDIR)/uuid/gen_uuid.c $(CONTRIBDIR)/uuid/pack.c $(CONTRIBDIR)/uuid/parse.c $(CONTRIBDIR)/uuid/unparse.c $(CONTRIBDIR)/uuid/uuid_time.c $(CONTRIBDIR)/uuid/compare.c $(CONTRIBDIR)/uuid/isnull.c $(CONTRIBDIR)/uuid/unpack.c syncop.c graph-print.c trie.c daemon.c
-noinst_HEADERS = common-utils.h defaults.h dict.h glusterfs.h hashfn.h logging.h xlator.h stack.h timer.h list.h inode.h call-stub.h compat.h fd.h revision.h compat-errno.h event.h mem-pool.h byte-order.h gf-dirent.h locking.h syscall.h iobuf.h globals.h statedump.h checksum.h $(CONTRIBDIR)/md5/md5.h $(CONTRIBDIR)/rbtree/rb.h rbthash.h iatt.h latency.h mem-types.h $(CONTRIBDIR)/uuid/uuidd.h $(CONTRIBDIR)/uuid/uuid.h $(CONTRIBDIR)/uuid/uuidP.h $(CONTRIBDIR)/uuid/uuid_types.h syncop.h graph-utils.h graph-mem-types.h trie.h trie-mem-types.h
+noinst_HEADERS = common-utils.h defaults.h dict.h glusterfs.h hashfn.h logging.h xlator.h stack.h timer.h list.h inode.h call-stub.h compat.h fd.h revision.h compat-errno.h event.h mem-pool.h byte-order.h gf-dirent.h locking.h syscall.h iobuf.h globals.h statedump.h checksum.h $(CONTRIBDIR)/md5/md5.h $(CONTRIBDIR)/rbtree/rb.h rbthash.h iatt.h latency.h mem-types.h $(CONTRIBDIR)/uuid/uuidd.h $(CONTRIBDIR)/uuid/uuid.h $(CONTRIBDIR)/uuid/uuidP.h $(CONTRIBDIR)/uuid/uuid_types.h syncop.h graph-utils.h graph-mem-types.h trie.h trie-mem-types.h daemon.h
-EXTRA_DIST = graph.l graph.y $(CONTRIBDIR)/apple/daemon.c $(CONTRIBDIR)/apple/daemon.h
+EXTRA_DIST = graph.l graph.y
graph.lex.c: graph.l y.tab.h
$(LEX) -t $(srcdir)/graph.l > $@
diff --git a/libglusterfs/src/daemon.c b/libglusterfs/src/daemon.c
new file mode 100644
index 0000000..36196e2
--- /dev/null
+++ b/libglusterfs/src/daemon.c
@@ -0,0 +1,61 @@
+/*
+ Copyright (c) 2011 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 Affero 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
+ Affero General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with this program. If not, see
+ <http://www.gnu.org/licenses/>.
+*/
+
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdio.h>
+
+int
+os_daemon (int nochdir, int noclose)
+{
+ pid_t pid = -1;
+ int ret = -1;
+ FILE *ptr = NULL;
+
+ ret = fork();
+
+ switch (ret) {
+ case -1:
+ return (-1);
+ case 0:
+ break;
+ default:
+ _exit(0);
+ }
+
+ pid = setsid();
+
+ if (pid == -1) {
+ ret = -1;
+ goto out;
+ }
+
+ if (!nochdir)
+ ret = chdir("/");
+
+ if (!noclose) {
+ ptr = freopen ("/dev/null", "r", stdin);
+ ptr = freopen ("/dev/null", "w", stdout);
+ ptr = freopen ("/dev/null", "w", stderr);
+ }
+
+ ret = 0;
+out:
+ return ret;
+}
diff --git a/libglusterfs/src/daemon.h b/libglusterfs/src/daemon.h
new file mode 100644
index 0000000..6edc456
--- /dev/null
+++ b/libglusterfs/src/daemon.h
@@ -0,0 +1,20 @@
+/*
+ Copyright (c) 2011 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);