From 76b3fe8ff878c1289de64f417f925afea3cb55e7 Mon Sep 17 00:00:00 2001
From: Alan Cox <alan@linux.intel.com>
Date: Sat, 6 Jun 2015 14:55:24 +0100
Subject: [PATCH] ssh: fix $VARIABLE basics and notification on blank return

---
 Applications/util/ssh.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Applications/util/ssh.c b/Applications/util/ssh.c
index eb6aa569..16b700c8 100644
--- a/Applications/util/ssh.c
+++ b/Applications/util/ssh.c
@@ -117,7 +117,8 @@ redo:
         argptr++;
     *argout++ = 0;
     if (subst) {
-        char *n = getenv(p);
+        /* Ought to wrap this and handle $? $$ $* and $1 $2 ... */
+        char *n = getenv(p + 1);
         if (n)
             return n;
         else
@@ -229,13 +230,14 @@ int main(int argc, char *argval[])
     for (;;) {
         char **argp = arg;
         
-        pidwait(0, WNOHANG);
         
         
         for (i = 0; i < MAX_ARGS; i++)
             *argp++ = NULL;
         argp = arg;
         do {
+            pidwait(0, WNOHANG);
+            /* Also check for mail ?? */
             if (infd == 0)
                 write(1, cprompt, 5);
             if ((i = read(infd, buf, 127)) <= 0) {
-- 
2.34.1