allow '+' or '-' characters in device name

for current and voltage sources.
Maybe exrtended to all devices.

src/spicelib/parser/inp2b.c

@@ -42,7 +42,7 @@ void INP2B(CKTcircuit *ckt, INPtables * tab, struct card *current)
         ckt->CKTvarHertz = 1;
         
     line = current->line;
-    INPgetTok(&line, &name, 1);
+    INPgetNetTok(&line, &name, 1);
     INPinsert(&name, tab);
 
     INPgetNetTok(&line, &nname1, 1);

src/spicelib/parser/inp2e.c

@@ -40,7 +40,7 @@ void INP2E(CKTcircuit *ckt, INPtables * tab, struct card *current)
 	return;
     }
     line = current->line;
-    INPgetTok(&line, &name, 1);
+    INPgetNetTok(&line, &name, 1);
     INPinsert(&name, tab);
     INPgetNetTok(&line, &nname1, 1);
     INPtermInsert(ckt, &nname1, tab, &node1);

src/spicelib/parser/inp2f.c

@@ -37,7 +37,7 @@ void INP2F(CKTcircuit *ckt, INPtables * tab, struct card *current)
 	return;
     }
     line = current->line;
-    INPgetTok(&line, &name, 1);
+    INPgetNetTok(&line, &name, 1);
     INPinsert(&name, tab);
     INPgetNetTok(&line, &nname1, 1);
     INPtermInsert(ckt, &nname1, tab, &node1);

src/spicelib/parser/inp2g.c

@@ -40,7 +40,7 @@ void INP2G(CKTcircuit *ckt, INPtables * tab, struct card *current)
 	return;
     }
     line = current->line;
-    INPgetTok(&line, &name, 1);
+    INPgetNetTok(&line, &name, 1);
     INPinsert(&name, tab);
     INPgetNetTok(&line, &nname1, 1);
     INPtermInsert(ckt, &nname1, tab, &node1);

src/spicelib/parser/inp2h.c

@@ -37,7 +37,7 @@ void INP2H(CKTcircuit *ckt, INPtables * tab, struct card *current)
 	return;
     }
     line = current->line;
-    INPgetTok(&line, &name, 1);
+    INPgetNetTok(&line, &name, 1);
     INPinsert(&name, tab);
     INPgetNetTok(&line, &nname1, 1);
     INPtermInsert(ckt, &nname1, tab, &node1);

src/spicelib/parser/inp2i.c

@@ -38,7 +38,7 @@ void INP2I(CKTcircuit *ckt, INPtables * tab, struct card *current)
         }
     }
     line = current->line;
-    INPgetTok(&line, &name, 1);
+    INPgetNetTok(&line, &name, 1);
     INPinsert(&name, tab);
     INPgetNetTok(&line, &nname1, 1);
     INPtermInsert(ckt, &nname1, tab, &node1);

src/spicelib/parser/inp2v.c

@@ -38,7 +38,7 @@ void INP2V(CKTcircuit *ckt, INPtables * tab, struct card *current)
         }
     }
     line = current->line;
-    INPgetTok(&line, &name, 1);
+    INPgetNetTok(&line, &name, 1);
     INPinsert(&name, tab);
     INPgetNetTok(&line, &nname1, 1);
     INPtermInsert(ckt, &nname1, tab, &node1);