Feat: word operators and more robust crashing

Added the length and concatenate operators.
Slightly improved the robustness on syntax errors.

1 files changed, 4 insertions, 1 deletions

diff --git a/sys/cmd/rc/exec.h b/sys/cmd/rc/exec.h
index ad53365..566c4a3 100644
--- a/sys/cmd/rc/exec.h
+++ b/sys/cmd/rc/exec.h
@@ -16,8 +16,11 @@ void Xreadcmd(void);
 void Xunlocal(void);
 void Xassign(void);
 void Xbasic(void);  // Xbasic(args) run command and wait for result
-void Xerror(char*);
 void Xword(void);
+void Xcount(void);
+void Xflat(void);
+
+void Xerror(char*);
 
 /* builtin commands */
 void xfg(void);