Libc-1353.11.2.tar.gz

[apple/libc.git] / gen / FreeBSD / daemon.c

diff --git a/gen/FreeBSD/daemon.c b/gen/FreeBSD/daemon.c
index 1b9b706e31746980d844b38eabae8b65d9817c21..ea9a15f3a524e88646637bed646276239b16cb0f 100644 (file)
--- a/gen/FreeBSD/daemon.c
+++ b/gen/FreeBSD/daemon.c
@@ -10,10 +10,6 @@
  * 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.
@@ -35,16 +31,48 @@
 static char sccsid[] = "@(#)daemon.c   8.1 (Berkeley) 6/4/93";
 #endif /* LIBC_SCCS and not lint */
 #include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/lib/libc/gen/daemon.c,v 1.6 2003/11/10 22:01:42 ghelmer Exp $");
+__FBSDID("$FreeBSD: src/lib/libc/gen/daemon.c,v 1.8 2007/01/09 00:27:53 imp Exp $");
 
+#ifndef VARIANT_PRE1050
+#include <mach/mach.h>
+#include <servers/bootstrap.h>
+#endif /* !VARIANT_PRE1050 */
 #include "namespace.h"
 #include <errno.h>
 #include <fcntl.h>
 #include <paths.h>
+#include <stdlib.h>
 #include <signal.h>
 #include <unistd.h>
 #include "un-namespace.h"
 
+#ifndef VARIANT_PRE1050
+static void
+move_to_root_bootstrap(void)
+{
+       mach_port_t parent_port = 0;
+       mach_port_t previous_port = 0;
+
+       do {
+               if (previous_port) {
+                       mach_port_deallocate(mach_task_self(), previous_port);
+                       previous_port = parent_port;
+               } else {
+                       previous_port = bootstrap_port;
+               }
+
+               if (bootstrap_parent(previous_port, &parent_port) != 0) {
+                       return;
+               }
+       } while (parent_port != previous_port);
+
+       task_set_bootstrap_port(mach_task_self(), parent_port);
+       bootstrap_port = parent_port;
+}
+#endif /* !VARIANT_PRE1050 */
+
+int daemon(int, int) __DARWIN_1050(daemon);
+
 int
 daemon(nochdir, noclose)
        int nochdir, noclose;
@@ -60,7 +88,9 @@ daemon(nochdir, noclose)
        sa.sa_handler = SIG_IGN;
        sa.sa_flags = 0;
        osa_ok = _sigaction(SIGHUP, &sa, &osa);
-
+#ifndef VARIANT_PRE1050
+       move_to_root_bootstrap();
+#endif /* !VARIANT_PRE1050 */
        switch (fork()) {
        case -1:
                return (-1);