fixes warnings unreachable code, unused variables

Change-Id: Id84c5233ffd9709272216937be5cfd9b7b118a4a
diff --git a/obj/mpa.c b/obj/mpa.c
index 3c2dd4f..26283a2 100644
--- a/obj/mpa.c
+++ b/obj/mpa.c
@@ -294,8 +294,8 @@
   // Achtung: Wenn flag&M2S_REMOTE, muss msg int sein
   // group: Name der Rubrik, wenn nicht aktuelle Rubrik. Nur bei M2S_REMOTE
 
-  string txt,hs,s,*m,s2;
-  int i,hi,thisnr,ansiflag;
+  string txt,hs,s,*m;
+  int hi,thisnr,ansiflag;
 
   if (flag&M2S_REMOTE) txt="Rubrik: "+(group?group:GROUP)+", Artikel: "+
     (intp(msg)?to_string(msg+1):"???")+" von "+sizeof(messages)+"\n";
@@ -346,7 +346,6 @@
 static varargs lies(mixed str) {
   mixed num;
   mixed *messages;
-  int tid;
 
   if (str=="?"||str=="-?") return 
     write("Syntax: lies <nr>\n"
@@ -423,9 +422,7 @@
 
 static rubrik(str)
 {
-  mixed *gruppen;
   mixed news;
-  int anz,i;
   
   if (str=="?"||str=="-?") return
     write("Syntax: rubrik <rubrik>\n"
@@ -489,7 +486,6 @@
 static int rubriken(mixed arg)
 {
   mixed *gruppen, *messages;
-  mixed news;
   int anz,i,lasttime,timeout,foundone;
   string s;
   
@@ -1013,14 +1009,11 @@
     case -3: write(text4minus3+"\n"); return 0;
     default: write("Interner Fehler "+err+", Erzmagier verstaendigen!\n"); return 0;
   }
-  return 0;
 }
 
 static varargs int schreib(string str,string pretext,int called_by_itself,
                            string statuslines)
 {
-  int err;
-
   if (str=="?"||str=="-?") {
     write("Syntax: schreib <Titel>\n"
           "  beginnt einen neuen Artikel in der Zeitung.\n");
@@ -1056,7 +1049,7 @@
 }
 
 static varargs Reply(string str,string newtitle) {
-  mixed dummy,replytitle,s;
+  mixed dummy,replytitle;
   int nr;
 
   if ((dummy=(str||newtitle))=="?"||dummy=="-?") {
@@ -1149,7 +1142,6 @@
 }
 
 static PostNote(text) {
-  int err;
   string sig;
 
   if (!text) {
@@ -1192,7 +1184,7 @@
 //static // allowing aliasing *Rumata* 5/8/96
 inhalt(str) {
   int i,endflag,timeout;
-  string *gruppen,s,txt,suche;
+  string s,txt,suche;
   mixed messages;
 
   if (str=="?"||str=="-?") return
@@ -1299,7 +1291,6 @@
   default: write("Interner Fehler. Bitte Erzmagier verstaendigen !\n");
     return 1;
   }
-  return 0;
 }
 
 // Low-level Funktion zum Abonnieren/Abbestellen von Rubriken
@@ -1330,7 +1321,6 @@
 }
 
 static Unsubscribe(str) {
-  int timeout;
   if (str=="?"||str=="-?") return
     write("Syntax: unsubscribe <rubrik>"
           "  oder: bestelle <rubrik> ab\n"),1;
@@ -1355,7 +1345,6 @@
 }
 
 static Subscribe(str) {
-  int timeout;
   if (str=="?"||str=="-?") return
     write("Syntax: abonniere <rubrik>\n"
           "  oder: subscribe <rubrik>\n"),1;
@@ -1397,7 +1386,7 @@
 }
 
 static MoveMessage(str) {
-  int num,i;
+  int num;
   mixed msg/*,expl*/;
   string gr;
   if (str=="?"||str=="-?") return
@@ -1578,9 +1567,8 @@
 }
 
 int GetTID(mixed message) {
-  string dummy;
   int tid;
-  return (sscanf(message[M_MESSAGE],"%s" STATUSESCAPE " tid=%d",dummy,tid)==2) 
+  return (sscanf(message[M_MESSAGE],"%~s" STATUSESCAPE " tid=%d",tid)==2) 
     ? tid : message[M_TIME];
 }
 
diff --git a/obj/tools/lupe.c b/obj/tools/lupe.c
index 58f6dca..e91a8ac 100644
--- a/obj/tools/lupe.c
+++ b/obj/tools/lupe.c
@@ -149,7 +149,6 @@
 
 void _load_profile()
 {
-  object profile;
   string pfile;
   
   if (geteuid() && environment() && geteuid(environment())==geteuid() &&
@@ -161,8 +160,6 @@
 
 varargs void init(object origin)
 {
-  int i,ch;
-  
   ::init(origin);
   if (environment()!=this_player()) return;
 //  if (!IS_LEARNER(this_player())) return;
@@ -249,10 +246,9 @@
 string getarg(string args)
 {
   string arg;
-  string rest;
-  if (sscanf(args,"\"%s\"%s",arg,rest)==2 ||
-      sscanf(args,"\'%s\'%s",arg,rest)==2 ||
-      sscanf(args,"|%s|%s",arg,rest)==2)
+  if (sscanf(args,"\"%s\"%~s",arg)==2 ||
+      sscanf(args,"\'%s\'%~s",arg)==2 ||
+      sscanf(args,"|%s|%~s",arg)==2)
   {
     if (arg=="")
       arglen=2;
@@ -260,13 +256,13 @@
       arglen=sizeof(arg)+2;
     return arg;
   }
-  if (sscanf(args,"%s %s",arg,rest)==2)
+  if (sscanf(args,"%s %~s",arg)==2)
     args=arg;
-  if (sscanf(args,"%s.%s",arg,rest)==2)
+  if (sscanf(args,"%s.%~s",arg)==2)
     args=arg;
-  if (sscanf(args,"%s[%s",arg,rest)==2)
+  if (sscanf(args,"%s[%~s",arg)==2)
     args=arg;
-  if (sscanf(args,"%s]%s",arg,rest)==2)
+  if (sscanf(args,"%s]%~s",arg)==2)
     args=arg;
   if (args=="")
     arglen=0;
@@ -326,7 +322,7 @@
 
 int eval(string str)
 {
-  int i,flag,old_sp,first;
+  int i,flag,first;
   mixed *old_stack;
   string arg,tmp;
   err=0;
@@ -658,7 +654,6 @@
 
 string over(string arg)
 {
-  object ob;
   if (sizeof(stack)<2)
   {
     err="stack underflow";
@@ -708,7 +703,7 @@
 {
   string str,line,res;
   mixed tmp;
-  int i,j;
+  int i;
   str=rec_desc(arr);
   if (sizeof(str)<=MAXLINELEN-4)
     return "--> "+str+"\n";
@@ -780,12 +775,11 @@
 string dump(string arg)
 {
   object ob;
-  string s;
   ob=pop();
   if (err) return arg;
   push(ob);
   write("FILENAME: "+object_name(ob)+" ");
-  if (!hide_short && (({string})s=ob->short()))
+  if (!hide_short && (({string})ob->short()))
     write(" SHORT: "+({string})ob->name());
   write("\n");
   return arg;
@@ -914,7 +908,7 @@
 string call(string arg)
 {
   string func,args;
-  int temp,i;
+  int temp;
   string rest,tmp;
 
   object ob;
@@ -925,7 +919,7 @@
   args=getrest(arg);
   if (err) return args;
   argv=({});
-  i=0;
+  
   while (1)
   {
     args=strip(args);
@@ -1199,7 +1193,7 @@
 {
   mixed *calls,ret;
   string tmp;
-  int i,j;
+  int i;
 
   calls=call_out_info();
   ret=({});
@@ -1237,7 +1231,7 @@
 string make(string arg)
 {
   object *list, ob, env;
-  string file,temp,dummy;
+  string file,temp;
   int i,cloned;
  
   ob=pop();
@@ -1250,7 +1244,7 @@
   env=environment(ob);
   file=object_name(ob);
   write("Updating "+object_name(ob)+"...\n");
-  if (sscanf(file,"%s#%s",temp,dummy)==2)
+  if (sscanf(file,"%s#%~s",temp)==2)
   {
     file=temp;
     cloned=1;
@@ -1362,8 +1356,6 @@
 
 mixed rusage(string arg)
 {
-  mixed *resusage;
-  int i,j;
 /*
   resusage=({mixed *})efun::rusage();
   for (i=0;i<18;i++){
@@ -1389,7 +1381,8 @@
 
 static string swho(string arg)
 {
-  object *userlist, snooper, found;mixed active;
+  object *userlist, snooper;
+  mixed active;
   int i,j,done;
 
   if (geteuid(this_interactive())!=geteuid()) return arg;
@@ -1475,7 +1468,6 @@
 string stat(string arg)
 {
   object ob;
-  mapping quests;
   mixed stats, arr, tmp,tmp2, list;
   string titel, level, stat_str,weapon,armour;
   int pl;
@@ -1871,7 +1863,6 @@
 mixed copy_ldfied(string arg)
 {
   object ob, new;
-  mapping props;
 
   ob=pop();
   if (!ob)
@@ -1882,7 +1873,6 @@
     return arg;
   }
   new=clone_object(old_explode(object_name(ob),"#")[0]);
-  props=({mapping})ob->QueryProperties();
   ({mapping})new->SetProperties(ob->QueryProperties());
   push(new);
   ({int})new->move(this_player(),M_NOCHECK);