lustre/extN/Makefile.am

   1 # Copyright (C) 2001  Cluster File Systems, Inc.
   2 #
   3 # This code is issued under the GNU General Public License.
   4 # See the file COPYING in this distribution
   5
   6 DEFS=-DEXPORT_SYMTAB
   7 MODULE = extN
   8 modulefs_DATA = extN.o
   9 EXTRA_PROGRAMS = extN
  10
  11 # NOTE: If you are not using a RedHat 12.5 or later kernel, then you need to
  12 #       apply the following patch first, as it fixes a number of bugs in ext3.
  13 #       You can either apply it as part of the extN build by uncommenting the
  14 #       line below, or apply it to the source kernel tree and fix ext3 also.
  15 # EXTNP = ext3-2.4.18-fixes.diff
  16 EXTNP+= htree-ext3-2.4.18.diff linux-2.4.18ea-0.8.26.diff
  17 EXTNP+= ext3-2.4.18-ino_sb_macro.diff extN-misc-fixup.diff
  18 EXTNC = balloc.c bitmap.c dir.c file.c fsync.c ialloc.c inode.c ioctl.c
  19 EXTNC+= namei.c super.c symlink.c
  20 EXTNI = extN_fs.h extN_fs_i.h extN_fs_sb.h extN_jbd.h
  21 EXTN_EXTRA = include/linux/xattr.h include/linux/extN_xattr.h fs/extN/xattr.c fs/extN/hash.c include/linux/extN_fs.h
  22 extN_SOURCES = $(EXTNC) xattr.c # punch.c
  23 extN_DEPENDENCIES = patch-stamp
  24 EXTRA_DIST = $(EXTNP) extN-2.4.18-ino_sb_fixup.diff extN-2.4.18-exports.diff
  25 DISTCLEANFILES = $(extN_SOURCES) patch-stamp *.orig *.rej
  26 SUB=-e "s/ext3/extN/g" -e "s/EXT3/EXTN/g"
  27
  28 include $(top_srcdir)/Rules
  29
  30 # Create a fresh ext2 patch.
  31 diff:
  32         $(RM) extN.patchT
  33         for f in $(EXTNC); do diff -u $(top_srcdir)/fs/extN/$$f $$f >> extN.patchT ; done
  34         mv -f ext2.patchT $(srcdir)/ext2.patch-$(RELEASE)
  35 .PHONY: diff
  36
  37 # Patch the kernel files with our ext3 patches.  We need to go through some
  38 # extra hoops because the include files are in a different tree and because
  39 # patch likes to make local copies of files with (sym)links when it is patching
  40 # them.  To avoid this, we copy/patch in the source dir instead of the build
  41 # dir (if they are different).
  42 patch-stamp: $(EXTNP)
  43         $(RM) $@
  44         test -e $(top_srcdir)/fs || ln -sf . $(top_srcdir)/fs
  45         set -vx;                                                              \
  46         list='$(EXTN_EXTRA)'; for f in $$list; do $(RM) $(top_srcdir)/$$f; done
  47         set -vx;                                                              \
  48         list='$(EXTNC)'; for f in $$list; do                                  \
  49         sed $(SUB) $(LINUX)/fs/ext3/$$f > $(top_srcdir)/fs/extN/$$f;          \
  50         done
  51         set -vx;                                                              \
  52         list='$(EXTNI)'; for i in $$list; do                                  \
  53         s=`echo $$i | sed "s/extN/ext3/"`;                                    \
  54         sed $(SUB) $(LINUX)/include/linux/$$s >                               \
  55                 $(top_srcdir)/include/linux/$$i;                              \
  56         done
  57         set -vx;                                                              \
  58         if [ -f $(srcdir)/extN.patch-$(RELEASE) ]; then                       \
  59                 patch -p0 < $(srcdir)/extN.patch-$(RELEASE);                  \
  60         else                                                                  \
  61                 echo "If first patch fails, read NOTE in extN/Makefile.am";   \
  62                 list='$(EXTNP)'; for p in $$list; do                          \
  63                 sed $(SUB) $(srcdir)/$$p|(cd $(top_srcdir);patch -p1)||exit -1;\
  64                 done;                                                         \
  65                 echo "It is OK if the following patch fails";                 \
  66                 (cd $(top_srcdir); patch -N -p1) < $(srcdir)/extN-2.4.18-exports.diff; \
  67                 (cd $(top_srcdir); patch -p1) < $(srcdir)/extN-2.4.18-ino_sb_fixup.diff; \
  68         fi
  69         echo timestamp > $@
  70
  71 $(extN_SOURCES) $(EXTNI) $(EXTN_EXTRA): patch-stamp
  72
  73 # Don't distribute any patched files.
  74 dist-hook:
  75         $(RM) $(top_srcdir)/fs
  76         list='$(EXTNC)'; for f in $$list; do $(RM) $(distdir)/$$f; done
  77         list='$(EXTNI)'; for i in $$list; do                                  \
  78                 $(RM) $(distdir)/../include/linux/$$i;                        \
  79         done
  80         list='$(EXTN_EXTRA)'; for f in $$list; do $(RM) $(distdir)/../$$f; done