Change the way unused arguments are handled

Use the __unused macro when declaring unused arguments in function
definitions. Use main(void) instead of main(argc, argv) where
appropriate.

1 files changed, 1 insertions, 4 deletions

diff --git a/src/shell.c b/src/shell.c
index 114d089..e99766e 100644
--- a/src/shell.c
+++ b/src/shell.c
@@ -523,11 +523,8 @@ shell_cb_help(struct shell *shell, int argc, char *argv[])
 }
 
 static void
-shell_cb_history(struct shell *shell, int argc, char *argv[])
+shell_cb_history(struct shell *shell, int argc __unused, char *argv[] __unused)
 {
-    (void)argc;
-    (void)argv;
-
     shell_history_print(shell_get_history(shell), shell);
 }