Linux: Detect undefined symbols in kernel modules

[openafs.git] / src / libafs / MakefileProto.LINUX.in

diff --git a/src/libafs/MakefileProto.LINUX.in b/src/libafs/MakefileProto.LINUX.in
index ff56e5d..7c22992 100644 (file)
--- a/src/libafs/MakefileProto.LINUX.in
+++ b/src/libafs/MakefileProto.LINUX.in
@@ -19,6 +19,8 @@ INSTALL_DATA = @INSTALL_DATA@
 INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 
+AFS_OS_CLEAN = .makelog
+
 # OS specific object files:
 AFS_OS_OBJS = \
        osi_alloc.o \
@@ -373,7 +375,13 @@ ${LIBAFS} ${LIBAFS_MP} ${LIBAFS_EP} ${LIBAFS_BM}: ${LINUX_LIBAFS_NAME}.ko
 .FORCE:
 ${LINUX_LIBAFS_NAME}.ko afspag.ko: .FORCE
        env EXTRA_CFLAGS="${EXTRA_CFLAGS}" @TOP_SRCDIR@/libafs/make_kbuild_makefile.pl ${KDIR} $@ @TOP_OBJDIR@/src/config/Makefile.config Makefile.afs Makefile.common
-       env EXTRA_CFLAGS="${EXTRA_CFLAGS}" $(MAKE) -C ${LINUX_KERNEL_BUILD} M=@TOP_OBJDIR@/src/libafs/${KDIR} modules
+       env EXTRA_CFLAGS="${EXTRA_CFLAGS}" $(MAKE) -C ${LINUX_KERNEL_BUILD} M=@TOP_OBJDIR@/src/libafs/${KDIR} modules 2>&1 | tee .makelog
+       @if [ `grep ^WARNING .makelog | wc -l` -ne 0 ]; then \
+               echo Error: Undefined symbols in modules ; \
+               rm .makelog \
+               exit 1 ; \
+       fi
+       rm .makelog
 
 <all -linux26 -linux_26 -umlinux26>
 ${LIBAFS}: $(AFSAOBJS) $(AFSNONFSOBJS)