* Fix for 2895

[fs/lustre-release.git] / lnet / archdep.m4

diff --git a/lnet/archdep.m4 b/lnet/archdep.m4
index 7801957..aec9e82 100644 (file)
--- a/lnet/archdep.m4
+++ b/lnet/archdep.m4
@@ -4,6 +4,16 @@ AC_ARG_ENABLE(inkernel, [  --enable-inkernel set up 2.5 kernel makefiles])
 AM_CONDITIONAL(INKERNEL, test x$enable_inkernel = xyes)
 echo "Makefile for in kernel build: $INKERNEL"
 
+# -------- are we building against an external portals? -------
+# haha, I wonder how one is really supposed to do this
+# automake seems to have a DEFS variable which looks good
+AC_ARG_WITH(cray-portals, [  --with-cray-portals=[path] path to cray portals],
+       CRAY_PORTALS_INCLUDE="-I$with_cray_portals"
+       CC="$CC -DCRAY_PORTALS=1"
+       )
+AC_SUBST(CRAY_PORTALS_INCLUDE)
+AM_CONDITIONAL(CRAY_PORTALS, test ! "x$with_cray_portals" = x)
+
 # -------- liblustre compilation --------------
 AC_ARG_WITH(lib, [  --with-lib compile lustre library], host_cpu="lib")
 
@@ -65,7 +75,7 @@ case ${host_cpu} in
        KCFLAGS='-g -Wall -pipe -Wno-trigraphs -Wstrict-prototypes -fno-strict-aliasing -fno-common '
         case ${linux25} in
                 yes )
-                KCPPFLAGS='-D__KERNEL__ -U__i386__ -Ui386 -DUM_FASTCALL -D__arch_um__ -DSUBARCH="i386" -DNESTING=0 -D_LARGEFILE64_SOURCE  -Derrno=kernel_errno -DPATCHLEVEL=4 -DMODULE -I$(LINUX)/arch/um/include -I$(LINUX)/arch/um/kernel/tt/include -I$(LINUX)/arch/um/kernel/skas/include -O2 -nostdinc -iwithprefix include -DKBUILD_BASENAME=$(MODULE) -DKBUILD_MODNAME=$(MODULE) '
+                KCPPFLAGS='-D__KERNEL__ -U__i386__ -Ui386 -DUM_FASTCALL -D__arch_um__ -DSUBARCH="i386" -DNESTING=0 -D_LARGEFILE64_SOURCE  -Derrno=kernel_errno -DPATCHLEVEL=4 -DMODULE -I$(LINUX)/arch/um/include -I$(LINUX)/arch/um/kernel/tt/include -I$(LINUX)/arch/um/kernel/skas/include -O2 -nostdinc -iwithprefix include'
         ;;
                 * )
                 KCPPFLAGS='-D__KERNEL__ -U__i386__ -Ui386 -DUM_FASTCALL -D__arch_um__ -DSUBARCH="i386" -DNESTING=0 -D_LARGEFILE64_SOURCE  -Derrno=kernel_errno -DPATCHLEVEL=4 -DMODULE -I$(LINUX)/arch/um/kernel/tt/include -I$(LINUX)/arch/um/include '
@@ -156,10 +166,13 @@ fi
 
 # ------------ include paths ------------------
 
+KINCFLAGS="$CRAY_PORTALS_INCLUDE $CRAY_PORTALS_COMMANDLINE \
+       -I\$(top_srcdir)/include \
+       -I\$(top_srcdir)/portals/include"
 if test $host_cpu != "lib" ; then 
-    KINCFLAGS="-I\$(top_srcdir)/include -I\$(top_srcdir)/portals/include -I$LINUX/include"
+    KINCFLAGS="$KINCFLAGS -I$LINUX/include -I$LINUX/include"
 else
-    KINCFLAGS='-I$(top_srcdir)/include -I$(top_srcdir)/portals/include'
+    KINCFLAGS="$KINCFLAGS -I\$(top_srcdir)/utils -I\$(top_srcdir)/portals/unals"
 fi
 CPPFLAGS="$KINCFLAGS $ARCHCPPFLAGS"
 
@@ -206,11 +219,10 @@ if test $host_cpu != "lib" ; then
   AC_MSG_CHECKING(for MODVERSIONS)
   if egrep -e 'MODVERSIONS.*1' $LINUX/include/linux/autoconf.h >/dev/null 2>&1;
   then
-        MFLAGS="-DMODULE -DMODVERSIONS -include $LINUX/include/linux/modversions.h -DEXPORT_SYMTAB"
-        AC_MSG_RESULT(yes)
-  else
-        MFLAGS=
-        AC_MSG_RESULT(no)
+       if test $linux25 != "yes"; then
+                MFLAGS="-DMODULE -DMODVERSIONS -include $LINUX/include/linux/modversions.h -DEXPORT_SYMTAB"
+                AC_MSG_RESULT(yes)
+        fi
   fi
 fi
 
@@ -332,6 +344,9 @@ AC_SUBST(SCIMACNAL)
 
 CFLAGS="$KCFLAGS"
 CPPFLAGS="$KINCFLAGS $KCPPFLAGS $MFLAGS $enable_zerocopy $enable_affinity $with_quadrics $with_gm $with_scamac $with_ib"
+if test $host_cpu == "lib" ; then 
+CPPFLAGS="$CPPFLAGS -fPIC -D_LARGEFILE64_SOURCE=1 -g"
+fi
 
 AM_CONDITIONAL(LIBLUSTRE, test x$host_cpu = xlib)
 AC_SUBST(MOD_LINK)
@@ -387,3 +402,39 @@ if test "$HAVE_DIO_FILE" != 0 ; then
 else
   AC_MSG_RESULT(no)
 fi
+
+# --- Check that ext3 and ext3 xattr are enabled in the kernel
+if test "$host_cpu" != "lib" ; then 
+       AC_MSG_CHECKING([that ext3 is enabled in the kernel])
+       AC_TRY_COMPILE([
+#define __KERNEL__
+#include <linux/config.h>
+               ],
+               [
+#ifdef CONFIG_EXT3_FS
+       return 0;
+#else
+#error CONFIG_EXT3_FS not #defined
+#endif
+               ],[AC_MSG_RESULT([yes])],
+               [AC_MSG_RESULT([no])
+               AC_MSG_ERROR([Lustre requires that ext3 is enabled in the kernel (CONFIG_EXT3_FS)])
+               ])
+# disable this check until our xattr patches define it!
+#      AC_MSG_CHECKING([that extended attributes for ext3 are enabled in the kernel])
+#      AC_TRY_COMPILE([
+##define __KERNEL__
+##include <linux/config.h>
+#              ],
+#              [
+##ifdef CONFIG_EXT3_FS_XATTR
+#      return 0;
+##else
+##error CONFIG_EXT3_FS_XATTR not #defined
+##endif
+#              ],[AC_MSG_RESULT([yes])],
+#              [AC_MSG_RESULT([no])
+#              AC_MSG_ERROR([Lustre requires that extended attributes for ext3 are enabled in the kernel (CONFIG_EXT3_FS_XATTR)])
+#              ])
+fi
+