Merge branch 'bug9288_rebased'

Conflicts:
	src/test/test_pt.c

1 files changed, 16 insertions, 12 deletions

diff --git a/src/or/transports.c b/src/or/transports.c
index 15faa98d4..62cc1a864 100644
--- a/src/or/transports.c
+++ b/src/or/transports.c
@@ -103,8 +103,6 @@ create_managed_proxy_environment(const managed_proxy_t *mp);
 static INLINE int proxy_configuration_finished(const managed_proxy_t *mp);
 
 static void handle_finished_proxy(managed_proxy_t *mp);
-static void configure_proxy(managed_proxy_t *mp);
-
 static void parse_method_error(const char *line, int is_server_method);
 #define parse_server_method_error(l) parse_method_error(l, 1)
 #define parse_client_method_error(l) parse_method_error(l, 0)
@@ -574,10 +572,8 @@ pt_configure_remaining_proxies(void)
     /* If the proxy is not fully configured, try to configure it
        futher. */
     if (!proxy_configuration_finished(mp))
-      configure_proxy(mp);
-
-    if (proxy_configuration_finished(mp))
-      at_least_a_proxy_config_finished = 1;
+      if (configure_proxy(mp) == 1)
+        at_least_a_proxy_config_finished = 1;
 
   } SMARTLIST_FOREACH_END(mp);
 
@@ -589,10 +585,14 @@ pt_configure_remaining_proxies(void)
     mark_my_descriptor_dirty("configured managed proxies");
 }
 
-/** Attempt to continue configuring managed proxy <b>mp</b>. */
-static void
+/** Attempt to continue configuring managed proxy <b>mp</b>.
+ *  Return 1 if the transport configuration finished, and return 0
+ *  otherwise (if we still have more configuring to do for this
+ *  proxy). */
+STATIC int
 configure_proxy(managed_proxy_t *mp)
 {
+  int configuration_finished = 0;
   smartlist_t *proxy_output = NULL;
   enum stream_status stream_status = 0;
 
@@ -602,7 +602,7 @@ configure_proxy(managed_proxy_t *mp)
       mp->conf_state = PT_PROTO_FAILED_LAUNCH;
       handle_finished_proxy(mp);
     }
-    return;
+    return 0;
   }
 
   tor_assert(mp->conf_state != PT_PROTO_INFANT);
@@ -634,13 +634,17 @@ configure_proxy(managed_proxy_t *mp)
 
  done:
   /* if the proxy finished configuring, exit the loop. */
-  if (proxy_configuration_finished(mp))
+  if (proxy_configuration_finished(mp)) {
     handle_finished_proxy(mp);
+    configuration_finished = 1;
+  }
 
   if (proxy_output) {
     SMARTLIST_FOREACH(proxy_output, char *, cp, tor_free(cp));
     smartlist_free(proxy_output);
   }
+
+  return configuration_finished;
 }
 
 /** Register server managed proxy <b>mp</b> transports to state */
@@ -709,7 +713,8 @@ managed_proxy_destroy(managed_proxy_t *mp,
   smartlist_free(mp->transports_to_launch);
 
   /* remove it from the list of managed proxies */
-  smartlist_remove(managed_proxy_list, mp);
+  if (managed_proxy_list)
+    smartlist_remove(managed_proxy_list, mp);
 
   /* free the argv */
   free_execve_args(mp->argv);
@@ -746,7 +751,6 @@ handle_finished_proxy(managed_proxy_t *mp)
   }
 
   unconfigured_proxies_n--;
-  tor_assert(unconfigured_proxies_n >= 0);
 }
 
 /** Return true if the configuration of the managed proxy <b>mp</b> is