2 files changed, 9 insertions, 1 deletions

diff --git a/include/archive.h b/include/archive.h
index 181c187f7..b139dc5be 100644
--- a/include/archive.h
+++ b/include/archive.h
@@ -84,6 +84,7 @@ typedef struct archive_handle_t {
 # endif
 #if ENABLE_FEATURE_TAR_TO_COMMAND
         char* tar__to_command;
+        const char* tar__to_command_shell;
 #endif
 # if ENABLE_FEATURE_TAR_SELINUX
         char* tar__global_sctx;
diff --git a/include/libbb.h b/include/libbb.h
index c26012c5d..c371e35f2 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -1198,10 +1198,17 @@ char *bb_simplify_path(const char *path) FAST_FUNC;
 /* Returns ptr to NUL */
 char *bb_simplify_abs_path_inplace(char *path) FAST_FUNC;
 
-#define FAIL_DELAY 3
+#define LOGIN_FAIL_DELAY 3
 extern void bb_do_delay(int seconds) FAST_FUNC;
 extern void change_identity(const struct passwd *pw) FAST_FUNC;
 extern void run_shell(const char *shell, int loginshell, const char *command, const char **additional_args) NORETURN FAST_FUNC;
+
+/* Returns $SHELL, getpwuid(getuid())->pw_shell, or DEFAULT_SHELL.
+ * Note that getpwuid result might need xstrdup'ing
+ * if there is a possibility of intervening getpwxxx() calls.
+ */
+const char *get_shell_name(void);
+
 #if ENABLE_SELINUX
 extern void renew_current_security_context(void) FAST_FUNC;
 extern void set_current_security_context(security_context_t sid) FAST_FUNC;