From 29b56ef4e4113bcd091b19d6926f18814162ca53 Mon Sep 17 00:00:00 2001
From: Nicholas Noll <nbnoll@eml.cc>
Date: Tue, 26 Oct 2021 21:01:41 -0700
Subject: Feat(libunicode): Added an explicit unicode library

Refactored code to pull out utf8 functions from base into a standalone
library. Also left the required function inside arg.c so that code that
calls ARG_BEGIN doesn't have to link to libunicode.
---
 sys/cmd/rc/prompt.c | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

(limited to 'sys/cmd/rc/prompt.c')

diff --git a/sys/cmd/rc/prompt.c b/sys/cmd/rc/prompt.c
index d6846e6..6a32d59 100644
--- a/sys/cmd/rc/prompt.c
+++ b/sys/cmd/rc/prompt.c
@@ -1,21 +1,30 @@
 #include "rc.h"
 
+static char promptbuf[7] = {'>', ' ', 0, ' ' , ' ', ' ', 0};
+
+void
+resetprompt(void)
+{
+    promptbuf[2] = 0;
+}
 
 int
 prompt(ushort *flag)
 {
-    int fd, f = *flag;
+    int f = *flag;
+
     if(f){
-        if(!readline(shell.prompt)){
+        if(!readline(promptbuf)){
             runner->flag.eof = 1;
             return 0;
         }
-        fd = mapfd(0);
-        write(fd, "\n\r", 2);
-        shell.prompt = ">    "; // NOTE: can't use tab here: we have a hacky prompt length computation
+        write(mapfd(0), "\n\r", 2);
+
+        promptbuf[2] = ' ';
 
         runner->line++;
         *flag = 0;
     }
+
     return 1;
 }
-- 
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