AC_ARG_WITH([linux],
AC_HELP_STRING([--with-linux=path],
[set path to Linux source (default=/usr/src/linux)]),
- [LINUX=$with_linux],
+ [
+ if ! [[[ $with_linux = /* ]]]; then
+ AC_MSG_ERROR([You must provide an absolute pathname to the --with-linux= option.])
+ else
+ LINUX=$with_linux
+ fi
+ ],
[LINUX=/usr/src/linux])
AC_MSG_RESULT([$LINUX])
AC_SUBST(LINUX)
UML_CFLAGS='-O0'
AC_MSG_RESULT(yes)
else
- AC_MSG_RESULT([no (asm doesn't point at asm-um)])
+ AC_MSG_RESULT([no])
fi
else
AC_MSG_RESULT([no (asm-um missing)])
AC_DEFUN([LB_LINUX_COMPILE_IFELSE],
[m4_ifvaln([$1], [LB_LINUX_CONFTEST([$1])])dnl
rm -f build/conftest.o build/conftest.mod.c build/conftest.ko
-AS_IF([AC_TRY_COMMAND(cp conftest.c build && make [$2] CC="$CC" -f $PWD/build/Makefile LUSTRE_LINUX_CONFIG=$LINUX_CONFIG LINUXINCLUDE="$EXTRA_LNET_INCLUDE -I$LINUX/include -I$LINUX_OBJ/include -I$LINUX_OBJ/include2 -include include/linux/autoconf.h" -o tmp_include_depends -o scripts -o include/config/MARKER -C $LINUX_OBJ EXTRA_CFLAGS="-Werror-implicit-function-declaration $EXTRA_KCFLAGS" $ARCH_UM $MODULE_TARGET=$PWD/build) >/dev/null && AC_TRY_COMMAND([$3])],
+AS_IF([AC_TRY_COMMAND(cp conftest.c build && make -d [$2] ${LD:+"LD=$LD"} CC="$CC" -f $PWD/build/Makefile LUSTRE_LINUX_CONFIG=$LINUX_CONFIG LINUXINCLUDE="$EXTRA_LNET_INCLUDE -I$LINUX/include -I$LINUX_OBJ/include -I$LINUX_OBJ/include2 -include include/linux/autoconf.h" -o tmp_include_depends -o scripts -o include/config/MARKER -C $LINUX_OBJ EXTRA_CFLAGS="-Werror-implicit-function-declaration $EXTRA_KCFLAGS" $ARCH_UM $MODULE_TARGET=$PWD/build) >/dev/null && AC_TRY_COMMAND([$3])],
[$4],
[_AC_MSG_LOG_CONFTEST
m4_ifvaln([$5],[$5])dnl])dnl
if test $rc -ne 0; then
export=0
for file in $2; do
- grep -q -E "EXPORT_SYMBOL.*($1)" "$LINUX/$file" 2>/dev/null
+ grep -q -E "EXPORT_SYMBOL.*\($1\)" "$LINUX/$file" 2>/dev/null
rc=$?
if test $rc -eq 0; then
export=1