Fix handling of initgroups database.

diff --git a/ChangeLog b/ChangeLog
index ed75109..f741278 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2011-06-15  Ulrich Drepper  <drepper@gmail.com>
 
+       * grp/initgroups.c (__nss_initgroups_database): Renamed and exported.
+       (internal_getgrouplist): Adjust to name change.
+       Update use_initgroups_entry if this is not the first call.
+       * nss/databases.def: Add initgroups entry.
+
        * nss/makedb.c (compute_tables): Check result of multiple hash table
        sizes to minimize maximum chain length.
 

diff --git a/grp/initgroups.c b/grp/initgroups.c
index dad30d5..48119ff 100644 (file)
--- a/grp/initgroups.c
+++ b/grp/initgroups.c
@@ -44,7 +44,7 @@ extern int __nss_group_lookup (service_user **nip, const char *name,
 extern void *__nss_lookup_function (service_user *ni, const char *fct_name);
 
 extern service_user *__nss_group_database attribute_hidden;
-static service_user *initgroups_database;
+service_user *__nss_initgroups_database;
 static bool use_initgroups_entry;
 
 
@@ -80,26 +80,31 @@ internal_getgrouplist (const char *user, gid_t group, long int *size,
   /* Start is one, because we have the first group as parameter.  */
   long int start = 1;
 
-  if (initgroups_database == NULL)
+  if (__nss_initgroups_database == NULL)
     {
       no_more = __nss_database_lookup ("initgroups", NULL, "",
-                                      &initgroups_database);
-      if (no_more == 0 && initgroups_database == NULL)
+                                      &__nss_initgroups_database);
+      if (no_more == 0 && __nss_initgroups_database == NULL)
        {
          if (__nss_group_database == NULL)
            no_more = __nss_database_lookup ("group", NULL, "compat files",
                                             &__nss_group_database);
 
-         initgroups_database = __nss_group_database;
+         __nss_initgroups_database = __nss_group_database;
        }
-      else if (initgroups_database != NULL)
+      else if (__nss_initgroups_database != NULL)
        {
          assert (no_more == 0);
          use_initgroups_entry = true;
        }
     }
+  else
+    /* __nss_initgroups_database might have been set through
+       __nss_configure_lookup in which case use_initgroups_entry was
+       not set here.  */
+    use_initgroups_entry = __nss_initgroups_database != __nss_group_database;
 
-  service_user *nip = initgroups_database;
+  service_user *nip = __nss_initgroups_database;
   while (! no_more)
     {
       long int prev_start = start;

diff --git a/nss/databases.def b/nss/databases.def
index c35d7f1..bc0c6f5 100644 (file)
--- a/nss/databases.def
+++ b/nss/databases.def
@@ -1,5 +1,5 @@
 /* List of all databases defined for the NSS in GNU C Library.
-   Copyright (C) 1996, 1997, 2005 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997, 2005, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
 
@@ -25,6 +25,7 @@ DEFINE_DATABASE (aliases)
 DEFINE_DATABASE (ethers)
 DEFINE_DATABASE (group)
 DEFINE_DATABASE (hosts)
+DEFINE_DATABASE (initgroups)
 DEFINE_DATABASE (netgroup)
 DEFINE_DATABASE (networks)
 DEFINE_DATABASE (passwd)