sometimes daemonizing and vfork()/exit() is ok

1 files changed, 19 insertions, 5 deletions

diff --git a/libbb/vfork_daemon_rexec.c b/libbb/vfork_daemon_rexec.c
index 59a2287b0..05c9c0dab 100644
--- a/libbb/vfork_daemon_rexec.c
+++ b/libbb/vfork_daemon_rexec.c
@@ -23,12 +23,9 @@
 
 
 #ifdef BB_NOMMU
-void vfork_daemon_rexec(int nochdir, int noclose,
-                int argc, char **argv, char *foreground_opt)
+static void vfork_daemon_common(int nochdir, int noclose)
 {
         int fd;
-        char **vfork_args;
-        int a = 0;
 
         setsid();
 
@@ -41,7 +38,24 @@ void vfork_daemon_rexec(int nochdir, int noclose,
                 dup2(fd, STDERR_FILENO);
                 if (fd > 2)
                         close(fd);
-        }
+        }       
+}
+
+void vfork_daemon(int nochdir, int noclose)
+{
+        vfork_daemon_common(nochdir, noclose);
+
+        if (vfork())
+                exit(0);
+}
+
+void vfork_daemon_rexec(int nochdir, int noclose,
+                int argc, char **argv, char *foreground_opt)
+{
+        char **vfork_args;
+        int a = 0;
+
+        vfork_daemon_common(nochdir, noclose);
 
         vfork_args = xcalloc(sizeof(char *), argc + 3);
         vfork_args[a++] = "/bin/busybox";