Move 'netgroup' routines from 'inet' into 'nss'

These netgroup routines are entry points for nss functionality.
This commit moves them along with netgroup.h from the 'inet'
subdirectory to 'nss', and adjusts any references accordingly.
Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>

include/netdb.h

@@ -211,7 +211,7 @@ libanl_hidden_proto (__gai_suspend_time64)
 
 #define AI_DEFAULT    (AI_V4MAPPED | AI_ADDRCONFIG)
 
-#include <inet/netgroup.h>
+#include <nss/netgroup.h>
 
 extern enum nss_status _nss_netgroup_parseline (char **cursor,
 						struct __netgrent *result,

include/netgroup.h

@@ -1 +1 @@
-#include <inet/netgroup.h>
+#include <nss/netgroup.h>

inet/Makefile

@@ -54,8 +54,6 @@ routines := \
   getnetbynm_r \
   getnetent \
   getnetent_r \
-  getnetgrent \
-  getnetgrent_r \
   getproto \
   getproto_r \
   getprtent \
@@ -160,8 +158,6 @@ CFLAGS-getprtent_r.c += -fexceptions
 CFLAGS-getprtent.c += -fexceptions
 CFLAGS-either_ntoh.c += -fexceptions
 CFLAGS-either_hton.c += -fexceptions
-CFLAGS-getnetgrent.c += -fexceptions
-CFLAGS-getnetgrent_r.c += -fexceptions
 CFLAGS-in6_addr.c += $(config-cflags-wno-ignored-attributes)
 CFLAGS-if_index.c += $(config-cflags-wno-ignored-attributes)
 CFLAGS-ifaddrs.c += $(config-cflags-wno-ignored-attributes)

inet/Versions

@@ -7,7 +7,7 @@ libc {
     rexecoptions;
 
     # e*
-    endaliasent; endhostent; endnetent; endnetgrent; endprotoent; endservent;
+    endaliasent; endhostent; endnetent; endprotoent; endservent;
 
     # e*
     ether_aton; ether_aton_r; ether_line; ether_ntoa;
@@ -15,7 +15,7 @@ libc {
 
     # g*
     getdomainname; getnetbyaddr; getnetbyaddr_r; getnetbyname;
-    getnetbyname_r; getnetent; getnetent_r; getnetgrent; getnetgrent_r;
+    getnetbyname_r; getnetent; getnetent_r;
     getprotobyname; getprotobyname_r; getprotobynumber;
     getprotobynumber_r; getprotoent; getprotoent_r;
     getservbyname; getservbyname_r; getservbyport;
@@ -36,7 +36,7 @@ libc {
     rcmd; rexec; rresvport; ruserok; ruserpass;
 
     # s*
-    setaliasent; setnetent; setnetgrent; setprotoent; setservent;
+    setaliasent; setnetent; setprotoent; setservent;
   }
   GLIBC_2.1 {
     # variables in normal name space
@@ -49,7 +49,7 @@ libc {
     # g*
     getaliasbyname_r; getaliasent_r; gethostbyaddr_r; gethostbyname2_r;
     gethostbyname_r; gethostent_r; getnetbyaddr_r; getnetbyname_r;
-    getnetent_r; getnetgrent_r; getprotobyname_r; getprotobynumber_r;
+    getnetent_r; getprotobyname_r; getprotobynumber_r;
     getprotoent_r; getservbyname_r;
     getservbyport_r;
     getservent_r;
@@ -81,10 +81,6 @@ libc {
     inet6_rth_segments; inet6_rth_getaddr;
   }
   GLIBC_PRIVATE {
-    # functions used in other libraries
-    __internal_endnetgrent; __internal_getnetgrent_r;
-    __internal_setnetgrent;
-
     # Used from nscd.
     __inet6_scopeid_pton;
     __idna_to_dns_encoding;

nscd/netgroupcache.c

@@ -24,7 +24,7 @@
 #include <unistd.h>
 #include <sys/mman.h>
 
-#include "../inet/netgroup.h"
+#include "../nss/netgroup.h"
 #include "nscd.h"
 #include "dbg_log.h"
 

nss/Makefile

@@ -148,6 +148,17 @@ CFLAGS-gethstent.c += -fexceptions
 CFLAGS-gethstent_r.c += -fexceptions
 endif
 
+# netgroup routines:
+routines += \
+  getnetgrent \
+  getnetgrent_r \
+  # routines
+
+ifeq ($(have-thread-library),yes)
+CFLAGS-getnetgrent.c += -fexceptions
+CFLAGS-getnetgrent_r.c += -fexceptions
+endif
+
 # pwd routines:
 routines += \
   fgetpwent \

nss/Versions

@@ -8,6 +8,7 @@ libc {
 
     # e*
     endgrent;
+    endnetgrent;
     endpwent;
     endspent;
     ether_hostton; ether_ntohost;
@@ -23,6 +24,7 @@ libc {
     getgroups;
     gethostbyaddr; gethostbyaddr_r; gethostbyname; gethostbyname2;
     gethostbyname2_r; gethostbyname_r; gethostent; gethostent_r;
+    getnetgrent; getnetgrent_r;
     getpw; getpwent; getpwent_r; getpwnam; getpwnam_r; getpwuid; getpwuid_r;
     getspent; getspent_r; getspnam; getspnam_r;
 
@@ -38,6 +40,7 @@ libc {
 
     # s*
     setgrent;
+    setnetgrent;
     setpwent;
     setspent;
     sgetspent; sgetspent_r;
@@ -52,6 +55,7 @@ libc {
   GLIBC_2.1.2 {
     # g*
     getgrent_r; getgrgid_r; getgrnam_r;
+    getnetgrent_r;
     getpwent_r; getpwuid_r; getpwnam_r;
     getspent_r; getspnam_r;
   }
@@ -181,6 +185,9 @@ libc {
     _nss_files_init;
 
     __merge_grp; __copy_grp;
+
+    __internal_endnetgrent; __internal_getnetgrent_r;
+    __internal_setnetgrent;
   }
 }