[PATCH v2] glibc: Fix up minimal build with libc-libm

[Saul Wold <sgw@linux.intel.com>]

This addresses 2 issues discovered trying to build a minimal libc with
libm option.  By default nscd was always being built and without inet
enabled there were missing symbols.

[YOCTO #7108]

Signed-off-by: Saul Wold <sgw@linux.intel.com>
---
 meta/recipes-core/glibc/glibc/eglibc-use-option-groups.patch | 3 ++-
 meta/recipes-core/glibc/glibc_2.20.bb                        | 3 +++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/meta/recipes-core/glibc/glibc/eglibc-use-option-groups.patch b/meta/recipes-core/glibc/glibc/eglibc-use-option-groups.patch
index 7136253..332b8f7 100644
--- a/meta/recipes-core/glibc/glibc/eglibc-use-option-groups.patch
+++ b/meta/recipes-core/glibc/glibc/eglibc-use-option-groups.patch
@@ -4205,7 +4205,8 @@ Index: git/nss/getent.c
  D(gshadow)
 -D(hosts)
 +DN(hosts)
- D(initgroups)
+-D(initgroups)
++DN(initgroups)
 -D(netgroup)
 -D(networks)
 +DN(netgroup)
diff --git a/meta/recipes-core/glibc/glibc_2.20.bb b/meta/recipes-core/glibc/glibc_2.20.bb
index 9dd5e67..f67fbfd 100644
--- a/meta/recipes-core/glibc/glibc_2.20.bb
+++ b/meta/recipes-core/glibc/glibc_2.20.bb
@@ -90,9 +90,12 @@ EXTRA_OECONF = "--enable-kernel=${OLDEST_KERNEL} \
                 --without-selinux \
                 --enable-obsolete-rpc \
                 --with-kconfig=${STAGING_BINDIR_NATIVE} \
+                --disable-nscd \
                 ${GLIBC_EXTRA_OECONF}"
 
 EXTRA_OECONF += "${@get_libc_fpu_setting(bb, d)}"
+EXTRA_OECONF += "${@bb.utils.contains('DISTRO_FEATURES', 'libc-inet-anl', '--enable-nscd', '--disable-nscd', d)}"
+
 
 do_patch_append() {
     bb.build.exec_func('do_fix_readlib_c', d)
-- 
2.1.0