Looks at RSH envariable and calls rcmdsh() with that value if set.

diff --git a/lib/libc/net/rcmd.c b/lib/libc/net/rcmd.c
index df555a5..44c516d 100644 (file)
--- a/lib/libc/net/rcmd.c
+++ b/lib/libc/net/rcmd.c
@@ -34,7 +34,7 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static char *rcsid = "$OpenBSD: rcmd.c,v 1.15 1996/09/01 18:31:29 deraadt Exp $";
+static char *rcsid = "$OpenBSD: rcmd.c,v 1.16 1996/09/02 21:26:09 millert Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <sys/param.h>
@@ -72,7 +72,16 @@ rcmd(ahost, rport, locuser, remuser, cmd, fd2p)
        int oldmask;
        pid_t pid;
        int s, lport, timo;
-       char c;
+       char c, *p;
+
+       /* call rcmdsh() with specified remote shell if appropriate. */
+       if ((p = getenv("RSH"))) {
+               struct servent *sp = getservbyname("shell", "tcp");
+
+               if (sp && sp->s_port == rport)
+                       return (rcmdsh(ahost, rport, locuser, remuser,
+                           cmd, p));
+       }
 
        /* use rsh(1) if non-root and remote port is shell. */
        if (geteuid()) {