From 87766c5694bd177891489607dc25f681232bb650 Mon Sep 17 00:00:00 2001
From: Brian Somers <brian@FreeBSD.org>
Date: Mon, 14 Dec 1998 01:15:34 +0000
Subject: [PATCH] Allow a variable as the first arg to ``set proctitle''.

---
 usr.sbin/ppp/command.c | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/usr.sbin/ppp/command.c b/usr.sbin/ppp/command.c
index 1894bc60056e..f31cb8b242c8 100644
--- a/usr.sbin/ppp/command.c
+++ b/usr.sbin/ppp/command.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: command.c,v 1.175 1998/10/31 17:38:46 brian Exp $
+ * $Id: command.c,v 1.176 1998/11/05 21:59:47 brian Exp $
  *
  */
 #include <sys/types.h>
@@ -134,7 +134,7 @@
 #define NEG_DNS		50
 
 const char Version[] = "2.0";
-const char VersionDate[] = "$Date: 1998/10/31 17:38:46 $";
+const char VersionDate[] = "$Date: 1998/11/05 21:59:47 $";
 
 static int ShowCommand(struct cmdargs const *);
 static int TerminalCommand(struct cmdargs const *);
@@ -385,14 +385,20 @@ subst(char *tgt, const char *oldstr, const char *newstr)
 }
 
 static void
-expand(char **nargv, int argc, char const *const *oargv, struct bundle *bundle)
+expand(char **nargv, int argc, char const *const *oargv, struct bundle *bundle,
+       int inc0)
 {
   int arg;
   char pid[12];
 
-  nargv[0] = strdup(oargv[0]);
+  if (inc0)
+    arg = 0;		/* Start at arg 0 */
+  else {
+    nargv[0] = strdup(oargv[0]);
+    arg = 1;
+  }
   snprintf(pid, sizeof pid, "%d", getpid());
-  for (arg = 1; arg < argc; arg++) {
+  for (; arg < argc; arg++) {
     nargv[arg] = strdup(oargv[arg]);
     nargv[arg] = subst(nargv[arg], "HISADDR",
                        inet_ntoa(bundle->ncp.ipcp.peer_ip));
@@ -474,7 +480,7 @@ ShellCommand(struct cmdargs const *arg, int bg)
         argc = sizeof argv / sizeof argv[0] - 1;
         log_Printf(LogWARN, "Truncating shell command to %d args\n", argc);
       }
-      expand(argv, argc, arg->argv + arg->argn, arg->bundle);
+      expand(argv, argc, arg->argv + arg->argn, arg->bundle, 0);
       if (bg) {
 	pid_t p;
 
@@ -2442,7 +2448,7 @@ SetProcTitle(struct cmdargs const *arg)
     argc = sizeof argv / sizeof argv[0] - 1;
     log_Printf(LogWARN, "Truncating proc title to %d args\n", argc);
   }
-  expand(argv, argc, arg->argv + arg->argn, arg->bundle);
+  expand(argv, argc, arg->argv + arg->argn, arg->bundle, 1);
 
   ptr = title;
   remaining = sizeof title - 1;