minor cleanups, and only have one thread responding to TERM

svn path=/trunk/avl/; revision=5787

src/avl/avl.c

@@ -22,7 +22,7 @@
  *
  */
 
-/* $Id: avl.c,v 1.10 2003/12/04 16:27:30 oddsock Exp $ */
+/* $Id: avl.c,v 1.11 2004/01/27 02:16:25 karl Exp $ */
 
 /*
  * This is a fairly straightfoward translation of a prototype
@@ -89,7 +89,8 @@ avl_tree_free_helper (avl_node * node, avl_free_key_fun_type free_key_fun)
   if (node->left) {
     avl_tree_free_helper (node->left, free_key_fun);
   }
-  free_key_fun (node->key);
+  if (free_key_fun)
+      free_key_fun (node->key);
   if (node->right) {
     avl_tree_free_helper (node->right, free_key_fun);
   }
@@ -446,7 +447,8 @@ int avl_delete(avl_tree *tree, void *key, avl_free_key_fun_type free_key_fun)
   p = x->parent;
   
   /* return the key and node to storage */
-  free_key_fun (x->key);
+  if (free_key_fun)
+      free_key_fun (x->key);
   thread_rwlock_destroy (&x->rwlock);
   free (x);
 

src/logging.c

@@ -16,6 +16,7 @@
 #include "os.h"
 #include "cfgfile.h"
 #include "logging.h"
+#include "util.h"
 
 #ifdef _WIN32
 #define snprintf _snprintf
@@ -44,33 +45,43 @@ void logging_access(client_t *client)
 {
     char datebuf[128];
     char reqbuf[1024];
-    struct tm *thetime;
+    struct tm thetime;
     time_t now;
     time_t stayed;
+    char *referrer, *user_agent;
 
     now = time(NULL);
 
     /* build the data */
-    /* TODO: localtime is not threadsafe on all platforms
+    localtime_r (&now, &thetime);
-    ** we should probably use localtime_r if it's available
+    strftime (datebuf, sizeof(datebuf), LOGGING_FORMAT_CLF, &thetime);
-    */
-    PROTECT_CODE(thetime = localtime(&now); strftime(datebuf, 128, LOGGING_FORMAT_CLF, thetime))
 
     /* build the request */
-    snprintf(reqbuf, 1024, "%s %s %s/%s", httpp_getvar(client->parser, HTTPP_VAR_REQ_TYPE), httpp_getvar(client->parser, HTTPP_VAR_URI),
+    snprintf (reqbuf, sizeof(reqbuf), "%s %s %s/%s",
-         httpp_getvar(client->parser, HTTPP_VAR_PROTOCOL), httpp_getvar(client->parser, HTTPP_VAR_VERSION));
+            httpp_getvar (client->parser, HTTPP_VAR_REQ_TYPE),
+            httpp_getvar (client->parser, HTTPP_VAR_URI),
+            httpp_getvar (client->parser, HTTPP_VAR_PROTOCOL),
+            httpp_getvar (client->parser, HTTPP_VAR_VERSION));
 
     stayed = now - client->con->con_time;
 
-    log_write_direct(accesslog, "%s - - [%s] \"%s\" %d %lld \"%s\" \"%s\" %d",
+    referrer = httpp_getvar (client->parser, "referer");
+    if (referrer == NULL)
+        referrer = "-";
+
+    user_agent = httpp_getvar (client->parser, "user-agent");
+    if (user_agent == NULL)
+        user_agent = "-";
+
+    log_write_direct (accesslog, "%s - - [%s] \"%s\" %d %lld \"%s\" \"%s\" %u",
              client->con->ip,
              datebuf,
              reqbuf,
              client->respcode,
              client->con->sent_bytes,
-             (httpp_getvar(client->parser, "referer") != NULL) ? httpp_getvar(client->parser, "referer") : "-",
+             referrer,
-             (httpp_getvar(client->parser, "user-agent") != NULL) ? httpp_getvar(client->parser, "user-agent") : "-",
+             user_agent,
-             (int)stayed);
+             stayed);
 }
 
 

src/os.h

@@ -15,4 +15,4 @@
 #define PATH_SEPARATOR "/"
 #endif
 
-#endif  /* __GLOBALS_H__ */
+#endif  /* __OS_H__ */

src/stats.c

@@ -455,8 +455,6 @@ static void *_stats_thread(void *arg)
     /* wake the other threads so they can shut down cleanly */
     thread_cond_broadcast(&_event_signal_cond);
 
-    thread_exit(0);
-
     return NULL;
 }
 
@@ -652,8 +650,6 @@ void *stats_connection(void *arg)
     _stats_threads--;
     thread_mutex_unlock(&_stats_mutex);
 
-    thread_exit(0);
-    
     return NULL;
 }
 

src/thread/thread.c

@@ -222,7 +222,6 @@ static void _block_signals(void)
         /* These ones we want */
         sigdelset(&ss, SIGKILL);
         sigdelset(&ss, SIGSTOP);
-        sigdelset(&ss, SIGTERM);
         sigdelset(&ss, SIGSEGV);
         sigdelset(&ss, SIGBUS);
         if (pthread_sigmask(SIG_BLOCK, &ss, NULL) != 0) {
@@ -250,6 +249,7 @@ static void _catch_signals(void)
         sigaddset(&ss, SIGCHLD);
         sigaddset(&ss, SIGINT);
         sigaddset(&ss, SIGPIPE);
+        sigaddset(&ss, SIGTERM);
 
         if (pthread_sigmask(SIG_UNBLOCK, &ss, NULL) != 0) {
 #ifdef THREAD_DEBUG