svn commit: r225753 - /httpd/httpd/trunk/modules/ldap/util_ldap_cache.c

[jo...@apache.org]

Author: jorton
Date: Thu Jul 28 04:53:25 2005
New Revision: 225753

URL: http://svn.apache.org/viewcvs?rev=225753&view=rev
Log:
* modules/ldap/util_ldap_cache.c (util_ldap_cache_init): Use the
actual available size of the shm segment not the requested size.
Ensure the requested size is aligned.  Check errors from apr_rmm_init.

Modified:
    httpd/httpd/trunk/modules/ldap/util_ldap_cache.c

Modified: httpd/httpd/trunk/modules/ldap/util_ldap_cache.c
URL: http://svn.apache.org/viewcvs/httpd/httpd/trunk/modules/ldap/util_ldap_cache.c?rev=225753&r1=225752&r2=225753&view=diff
==============================================================================
--- httpd/httpd/trunk/modules/ldap/util_ldap_cache.c (original)
+++ httpd/httpd/trunk/modules/ldap/util_ldap_cache.c Thu Jul 28 04:53:25 2005
@@ -407,8 +407,11 @@
 {
 #if APR_HAS_SHARED_MEMORY
     apr_status_t result;
+    apr_size_t size;
 
-    result = apr_shm_create(&st->cache_shm, st->cache_bytes, st->cache_file, st->pool);
+    size = APR_ALIGN_DEFAULT(st->cache_bytes);
+
+    result = apr_shm_create(&st->cache_shm, size, st->cache_file, st->pool);
     if (result == APR_EEXIST) {
         /*
          * The cache could have already been created (i.e. we may be a child process).  See
@@ -420,8 +423,17 @@
         return result;
     }
 
+    /* Determine the usable size of the shm segment. */
+    size = apr_shm_size_get(st->cache_shm);
+
     /* This will create a rmm "handler" to get into the shared memory area */
-    apr_rmm_init(&st->cache_rmm, NULL, (void *)apr_shm_baseaddr_get(st->cache_shm), st->cache_bytes, st->pool);
+    result = apr_rmm_init(&st->cache_rmm, NULL, 
+                          apr_shm_baseaddr_get(st->cache_shm), size, 
+                          st->pool);
+    if (result != APR_SUCCESS) {
+        return result;
+    }
+
 #endif
 
     apr_pool_cleanup_register(st->pool, st , util_ldap_cache_module_kill, apr_pool_cleanup_null);