make udhcp work under uclinux, to an extent

git-svn-id: svn://busybox.net/trunk/busybox@8089 69ca8d6d-28ef-0310-b511-8ec308f3f277

2 files changed, 7 insertions, 1 deletions

diff --git a/networking/udhcp/common.c b/networking/udhcp/common.c
index ab4fa305a..babd980e3 100644
--- a/networking/udhcp/common.c
+++ b/networking/udhcp/common.c
@@ -102,6 +102,9 @@ static void exit_fun(void)
 
 void background(const char *pidfile)
 {
+#ifdef __uClinux__
+        LOG(LOG_ERR, "Cannot background in uclinux (yet)");     
+#else /* __uClinux__ */
         int pid_fd = -1;
 
         if (pidfile) {
@@ -131,6 +134,7 @@ void background(const char *pidfile)
                 lockf(pid_fd, F_UNLCK, 0);
                 close(pid_fd);
         }
+#endif /* __uClinux__ */
 }
 
 /* Signal handler */
diff --git a/networking/udhcp/script.c b/networking/udhcp/script.c
index 7876dd3c7..0f2a21c3a 100644
--- a/networking/udhcp/script.c
+++ b/networking/udhcp/script.c
@@ -225,7 +225,7 @@ void run_script(struct dhcpMessage *packet, const char *name)
                 return;
 
         /* call script */
-        pid = fork();
+        pid = vfork();
         if (pid) {
                 waitpid(pid, NULL, 0);
                 return;
@@ -235,7 +235,9 @@ void run_script(struct dhcpMessage *packet, const char *name)
                 /* close fd's? */
                 
                 /* exec script */
+#ifndef __uClinux__
                 DEBUG(LOG_INFO, "execle'ing %s", client_config.script);
+#endif /* __uClinux__ */
                 execle(client_config.script, client_config.script,
                        name, NULL, envp);
                 LOG(LOG_ERR, "script %s failed: %m", client_config.script);