Added support for being a login shell, so things like '-su' or '-sh' (stuff

where argv[0][0]=='-') will now always invoke the shell.  Now you can use
BusyBox as a login shell.
 -Erik


git-svn-id: svn://busybox.net/trunk/busybox@726 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 7 insertions, 0 deletions

diff --git a/applets/busybox.c b/applets/busybox.c
index 48ca05408..486ef4d77 100644
--- a/applets/busybox.c
+++ b/applets/busybox.c
@@ -479,6 +479,13 @@ int main(int argc, char **argv)
 
         *argv = name;
 
+#ifdef BB_SH
+        /* Add in a special case hack -- whenever **argv == '-'
+         * (i.e. '-su' or '-sh') always invoke the shell */
+        if (**argv == '-')
+                exit(((*(shell_main)) (argc, argv)));
+#endif
+
         while (a->name != 0) {
                 if (strcmp(name, a->name) == 0) {
                         exit(((*(a->main)) (argc, argv)));