Patchwork Remove compat from DEFAULT_CONFIG lookup strings

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Submitter Steve Ellcey
Date Aug. 22, 2017, 4:33 p.m.
Message ID <1503419610.28672.3.camel@cavium.com>
Download mbox | patch
Permalink /patch/22311/
State New
Headers show

Comments

Steve Ellcey - Aug. 22, 2017, 4:33 p.m.
On Fri, 2017-08-18 at 22:12 +0000, Joseph Myers wrote:

> But the impression that NEWS entry gives is that you can use 
> --enable-obsolete-nsl to get back the previous semantics.  Does your patch 
> change the semantics in the --enable-obsolete-nsl case?


Here is an updated patch that maintains the original semantics and
default settings when --enable-obsolete-nsl is used.

Steve Ellcey
sellcey@cavium.com


2017-08-22  Steve Ellcey  <sellcey@cavium.com>

	* grp/initgroups.c: Include config.h.
	(DEFAULT_CONFIG): New macro.
	(internal_getgrouplist): Use DEFAULT_CONFIG.
	* nscd/initgrcache.c (addinitgroupsX): Likewise.
	* nss/nsswitch.c (__nss_disable_nscd): Likewise.

	* nss/grp-lookup.c: Include config.h
	(DEFAULT_CONFIG): Set definition based on LINK_OBSOLETE_NSL.
	* nss/pwd-lookup.c (DEFAULT_CONFIG): Likewise.
	* nss/spwd-lookup.c (DEFAULT_CONFIG): Likewise.

Patch

diff --git a/grp/initgroups.c b/grp/initgroups.c
index 0d5b841..4448afe 100644
--- a/grp/initgroups.c
+++ b/grp/initgroups.c
@@ -26,10 +26,16 @@ 
 #include <sys/types.h>
 #include <nsswitch.h>
 #include <scratch_buffer.h>
+#include <config.h>
 
 #include "../nscd/nscd-client.h"
 #include "../nscd/nscd_proto.h"
 
+#ifdef LINK_OBSOLETE_NSL
+# define DEFAULT_CONFIG "compat files"
+#else
+# define DEFAULT_CONFIG "files"
+#endif
 
 /* Type of the lookup function.  */
 typedef enum nss_status (*initgroups_dyn_function) (const char *, gid_t,
@@ -79,7 +85,7 @@  internal_getgrouplist (const char *user, gid_t group, long int *size,
 				 &__nss_initgroups_database) < 0)
 	{
 	  if (__nss_group_database == NULL)
-	    no_more = __nss_database_lookup ("group", NULL, "compat files",
+	    no_more = __nss_database_lookup ("group", NULL, DEFAULT_CONFIG,
 					     &__nss_group_database);
 
 	  __nss_initgroups_database = __nss_group_database;
diff --git a/nscd/initgrcache.c b/nscd/initgrcache.c
index 4deb483..4114fbe 100644
--- a/nscd/initgrcache.c
+++ b/nscd/initgrcache.c
@@ -25,6 +25,7 @@ 
 #include <unistd.h>
 #include <sys/mman.h>
 #include <scratch_buffer.h>
+#include <config.h>
 
 #include "dbg_log.h"
 #include "nscd.h"
@@ -34,6 +35,11 @@ 
 
 #include "../nss/nsswitch.h"
 
+#ifdef LINK_OBSOLETE_NSL
+# define DEFAULT_CONFIG "compat [NOTFOUND=return] files"
+#else
+# define DEFAULT_CONFIG "files"
+#endif
 
 /* Type of the lookup function.  */
 typedef enum nss_status (*initgroups_dyn_function) (const char *, gid_t,
@@ -85,8 +91,7 @@  addinitgroupsX (struct database_dyn *db, int fd, request_header *req,
   int no_more;
 
   if (group_database == NULL)
-    no_more = __nss_database_lookup ("group", NULL,
-				     "compat [NOTFOUND=return] files",
+    no_more = __nss_database_lookup ("group", NULL, DEFAULT_CONFIG,
 				     &group_database);
   else
     no_more = 0;
diff --git a/nss/grp-lookup.c b/nss/grp-lookup.c
index 8cb00aa..7c019f8 100644
--- a/nss/grp-lookup.c
+++ b/nss/grp-lookup.c
@@ -16,7 +16,13 @@ 
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
+#include <config.h>
+
 #define DATABASE_NAME group
-#define DEFAULT_CONFIG "compat [NOTFOUND=return] files"
+#ifdef LINK_OBSOLETE_NSL
+# define DEFAULT_CONFIG "compat [NOTFOUND=return] files"
+#else
+# define DEFAULT_CONFIG "files"
+#endif
 
 #include "XXX-lookup.c"
diff --git a/nss/nsswitch.c b/nss/nsswitch.c
index 8f31658..f6365a9 100644
--- a/nss/nsswitch.c
+++ b/nss/nsswitch.c
@@ -40,6 +40,13 @@ 
 #include "nsswitch.h"
 #include "../nscd/nscd_proto.h"
 #include <sysdep.h>
+#include <config.h>
+
+#ifdef LINK_OBSOLETE_NSL
+# define DEFAULT_CONFIG "compat [NOTFOUND=return] files"
+#else
+# define DEFAULT_CONFIG "files"
+#endif
 
 /* Prototypes for the local functions.  */
 static name_database *nss_parse_file (const char *fname) internal_function;
@@ -848,8 +855,8 @@  __nss_disable_nscd (void (*cb) (size_t, struct traced_file *))
   is_nscd = true;
 
   /* Find all the relevant modules so that the init functions are called.  */
-  nss_load_all_libraries ("passwd", "compat [NOTFOUND=return] files");
-  nss_load_all_libraries ("group", "compat [NOTFOUND=return] files");
+  nss_load_all_libraries ("passwd", DEFAULT_CONFIG);
+  nss_load_all_libraries ("group", DEFAULT_CONFIG);
   nss_load_all_libraries ("hosts", "dns [!UNAVAIL=return] files");
   nss_load_all_libraries ("services", NULL);
 
diff --git a/nss/pwd-lookup.c b/nss/pwd-lookup.c
index 00040d4..180ac7c 100644
--- a/nss/pwd-lookup.c
+++ b/nss/pwd-lookup.c
@@ -16,7 +16,13 @@ 
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
+#include <config.h>
+
 #define DATABASE_NAME passwd
-#define DEFAULT_CONFIG "compat [NOTFOUND=return] files"
+#ifdef LINK_OBSOLETE_NSL
+# define DEFAULT_CONFIG "compat [NOTFOUND=return] files"
+#else
+# define DEFAULT_CONFIG "files"
+#endif
 
 #include "XXX-lookup.c"
diff --git a/nss/spwd-lookup.c b/nss/spwd-lookup.c
index 319a7bb..f12156d 100644
--- a/nss/spwd-lookup.c
+++ b/nss/spwd-lookup.c
@@ -16,8 +16,14 @@ 
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
+#include <config.h>
+
 #define DATABASE_NAME shadow
 #define ALTERNATE_NAME passwd
-#define DEFAULT_CONFIG "compat [NOTFOUND=return] files"
+#ifdef LINK_OBSOLETE_NSL
+# define DEFAULT_CONFIG "compat [NOTFOUND=return] files"
+#else
+# define DEFAULT_CONFIG "files"
+#endif
 
 #include "XXX-lookup.c"