From 4ba84ebc8285c3a5c556fc769101cc29cb3d3708 Mon Sep 17 00:00:00 2001
From: Martin Mares <mj@ucw.cz>
Date: Fri, 26 Mar 1999 21:37:29 +0000
Subject: [PATCH] Slightly better generator of default protocol instance names.

---
 conf/cf-lex.l   | 13 +++++++------
 conf/conf.h     |  2 +-
 nest/proto.c    |  1 +
 nest/protocol.h |  1 +
 4 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/conf/cf-lex.l b/conf/cf-lex.l
index 426f5287..d000f972 100644
--- a/conf/cf-lex.l
+++ b/conf/cf-lex.l
@@ -33,7 +33,6 @@ static struct keyword {
 static struct keyword *kw_hash[KW_HASH_SIZE];
 static struct symbol **sym_hash;
 static int allow_new_symbols;
-static int default_counter;
 
 int conf_lino;
 
@@ -163,8 +162,11 @@ cf_find_sym(byte *c, unsigned int h0)
   int l;
 
   while (s)
-    if (!strcmp(s->name, c))
-      return s;
+    {
+      if (!strcmp(s->name, c))
+        return s;
+      s = s->next;
+    }
   if (!allow_new_symbols)
     return NULL;
   l = strlen(c);
@@ -181,14 +183,14 @@ cf_find_sym(byte *c, unsigned int h0)
 }
 
 struct symbol *
-cf_default_name(char *prefix)
+cf_default_name(char *prefix, int *counter)
 {
   char buf[32];
   struct symbol *s;
 
   do
     {
-      sprintf(buf, "%s%d", prefix, default_counter++);
+      sprintf(buf, "%s%d", prefix, ++(*counter));
       s = cf_find_sym(buf, cf_hash(buf));
       if (!s) cf_error("Unable to generate default name");
     }
@@ -202,7 +204,6 @@ cf_lex_init(int flag)
   if (allow_new_symbols = flag)
     sym_hash = cfg_allocz(SYM_HASH_SIZE * sizeof(struct keyword *));
   conf_lino = 1;
-  default_counter = 1;
 }
 
 void
diff --git a/conf/conf.h b/conf/conf.h
index 69f4a02e..5ceb4af0 100644
--- a/conf/conf.h
+++ b/conf/conf.h
@@ -67,7 +67,7 @@ extern int conf_lino;
 void cf_lex_init_tables(void);
 int cf_lex(void);
 void cf_lex_init(int flag);
-struct symbol *cf_default_name(char *prefix);
+struct symbol *cf_default_name(char *prefix, int *counter);
 
 /* Parser */
 
diff --git a/nest/proto.c b/nest/proto.c
index 431c47db..04ee289b 100644
--- a/nest/proto.c
+++ b/nest/proto.c
@@ -127,6 +127,7 @@ protos_preconfig(struct config *c)
   WALK_LIST(p, protocol_list)
     {
       debug(" %s", p->name);
+      p->name_counter = 0;
       if (p->preconfig)
 	p->preconfig(p, c);
     }
diff --git a/nest/protocol.h b/nest/protocol.h
index 1e641a5f..626dd994 100644
--- a/nest/protocol.h
+++ b/nest/protocol.h
@@ -31,6 +31,7 @@ struct protocol {
   char *name;
   unsigned debug;			/* Default debugging flags */
   int priority;				/* Protocol priority (usually 0) */
+  int name_counter;			/* Counter for automatic name generation */
 
   void (*preconfig)(struct protocol *, struct config *);	/* Just before configuring */
   void (*postconfig)(struct proto_config *);			/* After configuring each instance */