Don't segfault for --help of single.sh build of OLDTOY commands that use another command's help.

1 files changed, 5 insertions, 0 deletions

diff --git a/lib/help.c b/lib/help.c
index 6a0c7b4a..9965539d 100644
--- a/lib/help.c
+++ b/lib/help.c
@@ -25,6 +25,11 @@ void show_help(void)
     while (i--) s += strlen(s) + 1;
     // If it's an alias, restart search for real name
     if (*s != 255) break;
+    if (!CFG_TOYBOX) {
+      s = xmprintf("See %s --help\n", ++s);
+
+      break;
+    }
     i = toy_find(++s)-toy_list;
   }