# ---------- other tests and settings --------- AC_CHECK_TYPE([spinlock_t], [AC_DEFINE(HAVE_SPINLOCK_T, 1, [spinlock_t is defined])], [], [#include ]) # --------- unsigned long long sane? ------- AC_CHECK_SIZEOF(unsigned long long, 0) echo "---> size SIZEOF $SIZEOF_unsigned_long_long" echo "---> size SIZEOF $ac_cv_sizeof_unsigned_long_long" if test $ac_cv_sizeof_unsigned_long_long != 8 ; then AC_MSG_ERROR([** we assume that sizeof(long long) == 8. Tell phil@clusterfs.com]) fi # directories for binaries ac_default_prefix= bindir='${exec_prefix}/usr/bin' sbindir='${exec_prefix}/usr/sbin' includedir='${prefix}/usr/include' rootsbindir='${exec_prefix}/sbin' AC_SUBST(rootsbindir) # Directories for documentation and demos. docdir='${prefix}/usr/share/doc/$(PACKAGE)' AC_SUBST(docdir) demodir='$(docdir)/demo' AC_SUBST(demodir) pkgexampledir='${prefix}/usr/lib/$(PACKAGE)/examples' AC_SUBST(pkgexampledir) pymoddir='${prefix}/usr/lib/${PACKAGE}/python/Lustre' AC_SUBST(pymoddir) # for substitution in lconf PYMOD_DIR="/usr/lib/$PACKAGE/python" AC_SUBST(PYMOD_DIR) modulenetdir='$(moduledir)/net/$(PACKAGE)' AC_SUBST(modulenetdir) # ---------- BAD gcc? ------------ AC_PROG_RANLIB AC_PROG_CC AC_MSG_CHECKING([for buggy compiler]) CC_VERSION=`$CC -v 2>&1 | grep "^gcc version"` bad_cc() { AC_MSG_RESULT([buggy compiler found!]) echo echo " '$CC_VERSION'" echo " has been known to generate bad code, " echo " please get an updated compiler." AC_MSG_ERROR([sorry]) } TMP_VERSION=`echo $CC_VERSION | cut -c 1-16` if test "$TMP_VERSION" = "gcc version 2.95"; then bad_cc fi case "$CC_VERSION" in # ost_pack_niobuf putting 64bit NTOH temporaries on the stack # without "sub $0xc,%esp" to protect the stack from being # stomped on by interrupts (bug 606) "gcc version 2.96 20000731 (Red Hat Linux 7.1 2.96-98)") bad_cc ;; # mandrake's similar sub 0xc compiler bug # http://marc.theaimsgroup.com/?l=linux-kernel&m=104748366226348&w=2 "gcc version 2.96 20000731 (Mandrake Linux 8.1 2.96-0.62mdk)") bad_cc ;; *) AC_MSG_RESULT([no known problems]) ;; esac # end ------ BAD gcc? ------------ # -------- Check for required packages -------------- # this doesn't seem to work on older autoconf # AC_CHECK_LIB(readline, readline,,) AC_MSG_CHECKING([for readline support]) AC_ARG_ENABLE(readline, AC_HELP_STRING([--disable-readline], [do not use readline library]), [],[enable_readline='yes']) AC_MSG_RESULT([$enable_readline]) if test x$enable_readline = xyes ; then LIBREADLINE="-lreadline -lncurses" AC_DEFINE(HAVE_LIBREADLINE, 1, [readline library is available]) else LIBREADLINE="" fi AC_SUBST(LIBREADLINE) AC_MSG_CHECKING([if efence debugging support is requested]) AC_ARG_ENABLE(efence, AC_HELP_STRING([--enable-efence], [use efence library]), [],[enable_efence='no']) AC_MSG_RESULT([$enable_efence]) if test "$enable_efence" = "yes" ; then LIBEFENCE="-lefence" AC_DEFINE(HAVE_LIBEFENCE, 1, [libefence support is requested]) else LIBEFENCE="" fi AC_SUBST(LIBEFENCE)