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AC_PREREQ(2.52)
AC_INIT(lmserver, 1.0)
AC_CANONICAL_SYSTEM
AC_CONFIG_SRCDIR(lmserver.c)
AM_INIT_AUTOMAKE(AC_PACKAGE_NAME, AC_PACKAGE_VERSION)
AM_CONFIG_HEADER(config.h)
AC_PROG_CC
AC_PROG_CXX
AM_PROG_CC_C_O
AC_PROG_INSTALL
AC_ARG_WITH(srilm,
[AC_HELP_STRING([--with-srilm=PATH], [(optional) path to SRI's LM toolkit])],
[with_srilm=$withval],
[with_srilm=no]
)
AC_ARG_ENABLE(64bit,
[AS_HELP_STRING([--enable-64bit],[build 64bit verison])])
if test "x$enable_64bit" == "xyes"
then
org_cflags=$CFLAGS
CFLAGS=-m64
AC_RUN_IFELSE(
[AC_LANG_PROGRAM([], [dnl
return sizeof(void*) == 8 ? 0 : 1;
])
],[
CFLAGS="-m64 $org_cflags"
],[
AC_MSG_ERROR([Don't know how to build a 64-bit object.])
])
fi
trylibeventdir=""
AC_ARG_WITH(libevent,
[ --with-libevent=PATH Specify path to libevent installation ],
[
if test "x$withval" != "xno" ; then
trylibeventdir=$withval
fi
]
)
if test "x$with_srilm" != 'xno'
then
SAVE_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS -I${with_srilm}/include"
AC_CHECK_HEADER(Prob.h,
[AC_DEFINE([HAVE_SRILM], [], [flag for SRILM])],
[AC_MSG_ERROR([Cannot find SRILM!])])
LIB_SRILM="-loolm -ldstruct -lmisc"
# ROOT/lib/i686-m64/liboolm.a
# ROOT/lib/i686-m64/libdstruct.a
# ROOT/lib/i686-m64/libmisc.a
MY_ARCH=`${with_srilm}/sbin/machine-type`
LDFLAGS="$LDFLAGS -L${with_srilm}/lib/${MY_ARCH}"
LIBS="$LIBS $LIB_SRILM"
FMTLIBS="$FMTLIBS liboolm.a libdstruct.a libmisc.a"
AM_CONDITIONAL([SRI_LM], true)
fi
dnl ------------------------------------------------------
dnl libevent detection. swiped from Tor. modified a bit.
LIBEVENT_URL=http://www.monkey.org/~provos/libevent/
AC_CACHE_CHECK([for libevent directory], ac_cv_libevent_dir, [
saved_LIBS="$LIBS"
saved_LDFLAGS="$LDFLAGS"
saved_CPPFLAGS="$CPPFLAGS"
le_found=no
for ledir in $trylibeventdir "" $prefix /usr/local ; do
LDFLAGS="$saved_LDFLAGS"
LIBS="$saved_LIBS -levent"
# Skip the directory if it isn't there.
if test ! -z "$ledir" -a ! -d "$ledir" ; then
continue;
fi
if test ! -z "$ledir" ; then
if test -d "$ledir/lib" ; then
LDFLAGS="-L$ledir/lib $LDFLAGS"
else
LDFLAGS="-L$ledir $LDFLAGS"
fi
if test -d "$ledir/include" ; then
CPPFLAGS="-I$ledir/include $CPPFLAGS"
else
CPPFLAGS="-I$ledir $CPPFLAGS"
fi
fi
# Can I compile and link it?
AC_TRY_LINK([#include <sys/time.h>
#include <sys/types.h>
#include <event.h>], [ event_init(); ],
[ libevent_linked=yes ], [ libevent_linked=no ])
if test $libevent_linked = yes; then
if test ! -z "$ledir" ; then
ac_cv_libevent_dir=$ledir
else
ac_cv_libevent_dir="(system)"
fi
le_found=yes
break
fi
done
LIBS="$saved_LIBS"
LDFLAGS="$saved_LDFLAGS"
CPPFLAGS="$saved_CPPFLAGS"
if test $le_found = no ; then
AC_MSG_ERROR([libevent is required. You can get it from $LIBEVENT_URL
If it's already installed, specify its path using --with-libevent=/dir/
])
fi
])
LIBS="$LIBS -levent"
if test $ac_cv_libevent_dir != "(system)"; then
if test -d "$ac_cv_libevent_dir/lib" ; then
LDFLAGS="-L$ac_cv_libevent_dir/lib $LDFLAGS"
le_libdir="$ac_cv_libevent_dir/lib"
else
LDFLAGS="-L$ac_cv_libevent_dir $LDFLAGS"
le_libdir="$ac_cv_libevent_dir"
fi
if test -d "$ac_cv_libevent_dir/include" ; then
CPPFLAGS="-I$ac_cv_libevent_dir/include $CPPFLAGS"
else
CPPFLAGS="-I$ac_cv_libevent_dir $CPPFLAGS"
fi
fi
dnl ----------------------------------------------------------------------------
AC_SEARCH_LIBS(socket, socket)
AC_SEARCH_LIBS(gethostbyname, nsl)
AC_SEARCH_LIBS(mallinfo, malloc)
AC_CHECK_FUNC(daemon,AC_DEFINE([HAVE_DAEMON],,[Define this if you have daemon()]),[DAEMON_OBJ=daemon.o])
AC_SUBST(DAEMON_OBJ)
AC_HEADER_STDBOOL
AC_C_CONST
AC_CHECK_HEADER(malloc.h, AC_DEFINE(HAVE_MALLOC_H,,[do we have malloc.h?]))
AC_CHECK_MEMBER([struct mallinfo.arena], [
AC_DEFINE(HAVE_STRUCT_MALLINFO,,[do we have stuct mallinfo?])
], ,[
# include <malloc.h>
]
)
dnl From licq: Copyright (c) 2000 Dirk Mueller
dnl Check if the type socklen_t is defined anywhere
AC_DEFUN([AC_C_SOCKLEN_T],
[AC_CACHE_CHECK(for socklen_t, ac_cv_c_socklen_t,
[
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/socket.h>
],[
socklen_t foo;
],[
ac_cv_c_socklen_t=yes
],[
ac_cv_c_socklen_t=no
])
])
if test $ac_cv_c_socklen_t = no; then
AC_DEFINE(socklen_t, int, [define to int if socklen_t not available])
fi
])
AC_C_SOCKLEN_T
dnl Check if we're a little-endian or a big-endian system, needed by hash code
AC_DEFUN([AC_C_ENDIAN],
[AC_CACHE_CHECK(for endianness, ac_cv_c_endian,
[
AC_RUN_IFELSE(
[AC_LANG_PROGRAM([], [dnl
long val = 1;
char *c = (char *) &val;
exit(*c == 1);
])
],[
ac_cv_c_endian=big
],[
ac_cv_c_endian=little
])
])
if test $ac_cv_c_endian = big; then
AC_DEFINE(ENDIAN_BIG, 1, [machine is bigendian])
fi
if test $ac_cv_c_endian = little; then
AC_DEFINE(ENDIAN_LITTLE, 1, [machine is littleendian])
fi
])
AC_C_ENDIAN
dnl Check whether the user wants threads or not
AC_ARG_ENABLE(threads,
[AS_HELP_STRING([--enable-threads],[support multithreaded execution])])
if test "x$enable_threads" == "xyes"; then
AC_SEARCH_LIBS(pthread_create, pthread)
if test "x$ac_cv_search_pthread_create" != "xno"; then
AC_DEFINE([USE_THREADS],,[Define this if you want to use pthreads])
dnl Sun compilers need the -mt flag!
AC_RUN_IFELSE(
[AC_LANG_PROGRAM([], [dnl
#ifdef __SUNPRO_C
return 0;
#else
return 1;
#endif
])
],[
CFLAGS="-mt $CFLAGS"
])
else
AC_MSG_ERROR([Can't enable threads without the POSIX thread library.])
fi
fi
AC_CHECK_FUNCS(mlockall)
AC_CHECK_FUNCS(getpagesizes)
AC_CHECK_FUNCS(memcntl)
AC_CONFIG_FILES(Makefile)
AC_OUTPUT
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