make standalone httpd work on NOMMU machines

1 files changed, 10 insertions, 5 deletions

diff --git a/libbb/vfork_daemon_rexec.c b/libbb/vfork_daemon_rexec.c
index f7c620996..558510bc6 100644
--- a/libbb/vfork_daemon_rexec.c
+++ b/libbb/vfork_daemon_rexec.c
@@ -203,6 +203,15 @@ int spawn_and_wait(char **argv)
 }
 
 #if !BB_MMU
+void re_exec(char **argv)
+{
+        /* high-order bit of first char in argv[0] is a hidden
+         * "we have (already) re-execed, don't do it again" flag */
+        argv[0][0] |= 0x80;
+        execv(bb_busybox_exec_path, argv);
+        bb_perror_msg_and_die("exec %s", bb_busybox_exec_path);
+}
+
 void forkexit_or_rexec(char **argv)
 {
         pid_t pid;
@@ -216,11 +225,7 @@ void forkexit_or_rexec(char **argv)
         if (pid) /* parent */
                 exit(0);
         /* child - re-exec ourself */
-        /* high-order bit of first char in argv[0] is a hidden
-         * "we have (alrealy) re-execed, don't do it again" flag */
-        argv[0][0] |= 0x80;
-        execv(bb_busybox_exec_path, argv);
-        bb_perror_msg_and_die("exec %s", bb_busybox_exec_path);
+        re_exec(argv);
 }
 #else
 /* Dance around (void)...*/