>From 9ec8cd169c78b4740acf3545fe0b3292785368f4 Mon Sep 17 00:00:00 2001
From: Noam Meltzer <tsnoam@gmail.com>
Date: Fri, 27 Jun 2014 05:44:37 +0000
Subject: [PATCH 3/4] NFSv4 client: add to build system

---
 Makefile.am                 | 24 ++++++++++++++++++++++++
 configure.ac                | 10 ++++++++++
 src/conf_macros.m4          | 30 ++++++++++++++++++++++++++++++
 src/external/libnfsidmap.m4 | 17 +++++++++++++++++
 4 files changed, 81 insertions(+)
 create mode 100644 src/external/libnfsidmap.m4

diff --git a/Makefile.am b/Makefile.am
index 4c3dc35d234899d3198ab297f2c2a4895f442b13..727ae2dd3afe24904394b2af9b9bdc850dc0d059 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -50,6 +50,7 @@ localedir = @localedir@
 nsslibdir = @nsslibdir@
 pamlibdir = @pammoddir@
 autofslibdir = @appmodpath@
+nfslibdir = @nfsidmaplibdir@
 
 dbpath = @dbpath@
 pluginpath = @pluginpath@
@@ -578,6 +579,7 @@ dist_noinst_HEADERS = \
     src/sss_client/libwbclient/wbc_err_internal.h \
     src/sss_client/libwbclient/wbclient_internal.h \
     src/sss_client/libwbclient/wbc_sssd_internal.h \
+    src/sss_client/nfs/nfsidmap_internal.h \
     src/lib/idmap/sss_idmap_private.h \
     src/lib/sifp/sss_sifp_private.h \
     src/tests/cmocka/test_utils.h \
@@ -2041,6 +2043,28 @@ libnss_sss_la_LDFLAGS = \
     -version-info 2:0:0 \
     -Wl,--version-script,$(srcdir)/src/sss_client/sss_nss.exports
 
+if BUILD_NFS_IDMAP
+nfslib_LTLIBRARIES = sss.la
+sss_la_SOURCES = \
+    src/sss_client/common.c \
+    src/sss_client/nss_mc_common.c \
+    src/util/io.c \
+    src/util/murmurhash3.c \
+    src/sss_client/nss_mc_passwd.c \
+    src/sss_client/nss_mc_group.c \
+    src/sss_client/nfs/sss_nfs_client.c \
+    $(NULL)
+sss_la_CFLAGS = $(AM_CFLAGS)
+sss_la_LIBADD = \
+    $(CLIENT_LIBS) \
+    $(NFSIDMAP_LIBS) \
+    $(NULL)
+sss_la_LDFLAGS = \
+    -module \
+    -avoid-version \
+    $(NULL)
+endif
+
 pamlib_LTLIBRARIES = pam_sss.la
 pam_sss_la_SOURCES = \
     src/sss_client/pam_sss.c \
diff --git a/configure.ac b/configure.ac
index d20cb9ca20c927c9e08d2eb3fbacdc9bfd78345b..42d8e5a07066162e39bc812bcfd079e97ae2e273 100644
--- a/configure.ac
+++ b/configure.ac
@@ -85,6 +85,13 @@ AC_ARG_ENABLE([pammoddir], [AS_HELP_STRING([--enable-pammoddir],
               [pammoddir=$libdir/security])
 AC_SUBST(pammoddir)
 
+#Set the NFSv4 idmapd library install path
+AC_ARG_ENABLE([nfsidmaplibdir], [AS_HELP_STRING([--enable-nfsidmaplibdir],
+                                        [Where to install libnfsidmap libraries ($libdir/libnfsidmap)])],
+              [nfsidmaplibdir=$enableval],
+              [nfsidmaplibdir=$libdir/libnfsidmap])
+AC_SUBST(nfsidmaplibdir)
+
 #Include here cause WITH_INIT_DIR requires $osname set in platform.m4
 m4_include([src/external/platform.m4])
 
@@ -123,6 +130,8 @@ WITH_IFP
 WITH_CRYPTO
 WITH_SYSLOG
 WITH_SAMBA
+WITH_NFS
+WITH_NFS_LIB_PATH
 
 m4_include([src/external/pkg.m4])
 m4_include([src/external/libpopt.m4])
@@ -156,6 +165,7 @@ m4_include([src/external/inotify.m4])
 m4_include([src/external/samba.m4])
 m4_include([src/external/sasl.m4])
 m4_include([src/external/configlib.m4])
+m4_include([src/external/libnfsidmap.m4])
 
 if test x$build_config_lib = xyes; then
     m4_include([src/external/libaugeas.m4])
diff --git a/src/conf_macros.m4 b/src/conf_macros.m4
index 3c9827b4d4e1750fc06af8ab8b69ecf99226a8f6..8f8479459594283696f09c3ea9d79be3229ef3e8 100644
--- a/src/conf_macros.m4
+++ b/src/conf_macros.m4
@@ -691,3 +691,33 @@ AC_ARG_ENABLE([dbus-tests],
               [build_dbus_tests=$enableval],
               [build_dbus_tests=yes])
 AM_CONDITIONAL([BUILD_DBUS_TESTS], [test x$build_dbus_tests = xyes])
+
+AC_DEFUN([WITH_NFS],
+  [ AC_ARG_WITH([nfs_idmap],
+                [AC_HELP_STRING([--with-nfsv4-idmapd-plugin],
+                                [Whether to build with NFSv4 IDMAP support [yes]]
+                               )
+                ],
+                [with_nfs_idmap=$withval],
+                with_nfs_idmap=yes
+               )
+
+    if test x"$with_nfs_idmap" = xyes; then
+        AC_DEFINE(BUILD_NFS_IDMAP, 1, [whether to build with NFSv4 IDMAP support])
+    fi
+    AM_CONDITIONAL([BUILD_NFS_IDMAP], [test x"$with_nfs_idmap" = xyes])
+  ])
+
+AC_DEFUN([WITH_NFS_LIB_PATH],
+  [ AC_ARG_WITH([nfs-lib-path],
+                [AC_HELP_STRING([--with-nfs-lib-path=<path>],
+                                [Path to the nfs library [${libdir}]]
+                               )
+                ]
+               )
+    nfslibpath="${libdir}"
+    if test x"$with_nfs_lib_path" != x; then
+        nfslibpath=$with_nfs_lib_path
+    fi
+    AC_SUBST(nfslibpath)
+  ])
diff --git a/src/external/libnfsidmap.m4 b/src/external/libnfsidmap.m4
new file mode 100644
index 0000000000000000000000000000000000000000..5bb6d8684732e1d38e1c802dfaedf0ebba281285
--- /dev/null
+++ b/src/external/libnfsidmap.m4
@@ -0,0 +1,17 @@
+AC_SUBST(NFSIDMAP_OBJ)
+AC_SUBST(NFSIDMAP_CFLAGS)
+AC_SUBST(NFSIDMAP_LIBS)
+
+PKG_CHECK_MODULES([NFSIDMAP], [libnfsidmap], [found_nfsidmap=yes],
+		  [found_nfsidmap=no])
+
+SSS_AC_EXPAND_LIB_DIR()
+AS_IF([test x"$with_nfs" = xyes -a x"$found_nfsidmap" != xyes],
+    [AC_CHECK_HEADER([nfsidmap.h],
+        [AC_CHECK_LIB([nfsidmap],
+                      [nfs4_init_name_mapping],
+                      [NFSIDMAP_LIBS="-L$sss_extra_libdir -lnfsidmap"],
+                      [AC_MSG_ERROR([libnfsidmap missing nfs4_init_name_mapping])],
+                      [-L$sss_extra_libdir])],
+        [AC_MSG_ERROR([libnfsidmap header files are not installed])])]
+)
-- 
1.9.3