X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=config%2Flustre-build.m4;h=189f735121fbd25ee7eb4837b651a8dcdb7febe6;hp=b41ce46dc22741ea5dc4953f5c587bcf7d211622;hb=4b67e5a8150309f4bbeb43a9095f12243be6dcfa;hpb=ccafcc7116411c7d276c5b8523b0effb4c4dd796

diff --git a/config/lustre-build.m4 b/config/lustre-build.m4
index b41ce46..189f735 100644
--- a/config/lustre-build.m4
+++ b/config/lustre-build.m4
@@ -340,6 +340,28 @@ AC_SUBST(EXTRA_KCFLAGS)
 ]) # LB_PROG_CC
 
 #
+# Check if gcc supports -Wno-format-truncation
+#
+# To supress many warnings with gcc7
+#
+AC_DEFUN([LB_CC_NO_FORMAT_TRUNCATION], [
+	AC_MSG_CHECKING([for -Wno-format-truncation support])
+
+	saved_flags="$CFLAGS"
+	CFLAGS="$CFLAGS -Wno-format-truncation"
+
+	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [
+		EXTRA_KCFLAGS="$EXTRA_KCFLAGS -Wno-format-truncation"
+		AC_SUBST(EXTRA_KCFLAGS)
+		AC_MSG_RESULT([yes])
+	], [
+		AC_MSG_RESULT([no])
+	])
+
+	CFLAGS="$saved_flags"
+])
+
+#
 # LB_CONDITIONALS
 #
 # AM_CONDITIONAL instances for everything
@@ -357,6 +379,7 @@ AM_CONDITIONAL([USES_DPKG], [test x$uses_dpkg = xyes])
 AM_CONDITIONAL([USE_QUILT], [test x$use_quilt = xyes])
 AM_CONDITIONAL([RHEL], [test x$RHEL_KERNEL = xyes])
 AM_CONDITIONAL([SUSE], [test x$SUSE_KERNEL = xyes])
+AM_CONDITIONAL([UBUNTU], [test x$UBUNTU_KERNEL = xyes])
 
 # Sanity check for PCLMULQDQ instruction availability
 # PCLMULQDQ instruction is a new instruction available beginning with
@@ -438,8 +461,12 @@ AS_IF([test x$enable_ldiskfs = xno -a x$enable_zfs = xno], [
 
 AC_MSG_CHECKING([whether to build Lustre server support])
 AC_MSG_RESULT([$enable_server])
-AS_IF([test x$enable_server = xyes],
-	[AC_DEFINE(HAVE_SERVER_SUPPORT, 1, [support server])])
+AS_IF([test x$enable_server = xyes], [
+	AC_DEFINE(HAVE_SERVER_SUPPORT, 1, [support server])
+	AC_SUBST(ENABLE_SERVER, yes)
+], [
+	AC_SUBST(ENABLE_SERVER, no)
+])
 ]) # LB_CONFIG_SERVERS
 
 #
@@ -472,7 +499,6 @@ for arg; do
 		--enable-tests | --disable-tests ) ;;
 		--enable-utils | --disable-utils ) ;;
 		--enable-iokit | --disable-iokit ) ;;
-		--enable-dlc | --disable-dlc ) ;;
 		--enable-manpages | --disable-manpages ) ;;
 		* ) CONFIGURE_ARGS="$CONFIGURE_ARGS '$arg'" ;;
 	esac
@@ -547,6 +573,7 @@ LB_INCLUDE_RULES
 LB_PATH_DEFAULTS
 
 LB_PROG_CC
+LB_CC_NO_FORMAT_TRUNCATION
 
 LC_OSD_ADDON