From 18ce365d167cb0fdf5299a75630dab3752ac5021 Mon Sep 17 00:00:00 2001
From: Nikolas Garofil <nikolas@garofil.be>
Date: Fri, 11 Feb 2011 15:43:01 +0100
Subject: [PATCH] change reading args of $v6addrs and add docs

---
 doc/variables.xml | 13 +++++++++++++
 src/net_stat.cc   | 22 ++++++++++++++--------
 2 files changed, 27 insertions(+), 8 deletions(-)

diff --git a/doc/variables.xml b/doc/variables.xml
index a5f2b561..037b7793 100644
--- a/doc/variables.xml
+++ b/doc/variables.xml
@@ -3929,6 +3929,19 @@
         <listitem>Display time in UTC (universal coordinate time). 
         <para /></listitem>
     </varlistentry>
+    <varlistentry>
+        <term>
+            <command>
+                <option>v6addrs</option>
+            </command>
+            <option>(-n) (-s) (interface)</option>
+        </term>
+        <listitem>IPv6 addresses for an interface, followed by
+        netmask if -n is specified and scope with -s. Scopes are
+        Global(G), Host-local(H), Link-local(L), Site-local(S), Compat(C)
+        and Unspecified(/). Linux only.
+        <para /></listitem>
+    </varlistentry>
     <varlistentry>
         <term>
             <command>
diff --git a/src/net_stat.cc b/src/net_stat.cc
index 4d8a44b5..18eaca3c 100644
--- a/src/net_stat.cc
+++ b/src/net_stat.cc
@@ -92,22 +92,28 @@ void parse_net_stat_arg(struct text_object *obj, const char *arg, void *free_at_
 {
 	bool shownetmask = false;
 	bool showscope = false;
-	char dev[21];	//a netdev can only be 20 chars long
+	char nextarg[21];	//longest arg possible is a devname (max 20 chars)
 	int i=0;
+	struct net_stat *netstat = NULL;
 
 	if (!arg)
 		arg = DEFAULTNETDEV;
 
-	if (*arg == '-') { //there are flags
-		for(i=1; arg[i] != ' ' && arg[i] != 0; i++) {
-			if(arg[i]=='n') shownetmask = true;
-			if(arg[i]=='s') showscope = true;
+	while(sscanf(arg+i, " %20s", nextarg) == 1) {
+		if(strcmp(nextarg, "-n") == 0 || strcmp(nextarg, "--netmask") == 0) shownetmask = true;
+		else if(strcmp(nextarg, "-s") == 0 || strcmp(nextarg, "--scope") == 0) showscope = true;
+		else if(nextarg[0]=='-') {	//multiple flags in 1 arg
+			for(int j=1; nextarg[j] != 0; j++) {
+				if(nextarg[j]=='n') shownetmask = true;
+				if(nextarg[j]=='s') showscope = true;
+			}
 		}
+		else netstat = get_net_stat(nextarg, obj, free_at_crash);
+		i+=strlen(nextarg);	//skip this arg
+		while( ! (isspace(arg[i]) || arg[i] == 0)) i++; //and skip the spaces in front of it
 	}
-	sscanf(arg+i, "%20s", dev);
-	if(*dev==0) strcpy(dev, DEFAULTNETDEV);
+	if(netstat == NULL) netstat = get_net_stat(DEFAULTNETDEV, obj, free_at_crash);
 
-	struct net_stat *netstat = get_net_stat(dev, obj, free_at_crash);
 #ifdef BUILD_IPV6
 	netstat->v6show_nm = shownetmask;
 	netstat->v6show_sc = showscope;