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yap-6.3/configure.in

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dnl
dnl Process this file with autoconf to produce a configure script.
dnl
AC_PREREQ(2.13)
AC_INIT(console/yap.c)
AC_CONFIG_HEADER(config.h)
dnl store the environment's compilation flags
mycflags="$CFLAGS"
AC_PROG_CC
AC_SUBST(GCC)
AC_SUBST(C_INTERF_FLAGS)
AC_SUBST(C_PARSER_FLAGS)
AC_ARG_ENABLE(rational-trees,
[ --enable-rational-trees support infinite rational trees ],
rationaltrees="$enableval" ; rationaltrees=no)
AC_ARG_ENABLE(coroutining,
[ --enable-coroutining support co-routining, attributed variables and constraints],
rationaltrees="$enableval";coroutining="$enableval", coroutining=no)
AC_ARG_ENABLE(wam-profile,
[ --enable-wam-profile support low level profiling of abstract machine ],
wamprofile="$enableval", wamprofile=no)
AC_ARG_ENABLE(depth-limit,
[ --enable-depth-limit support depth-bound computation ],
depthlimit="$enableval", depthlimit=no)
AC_ARG_ENABLE(or-parallelism,
[ --enable-or-parallelism support or-parallelism as: env-copy,sba,a-cow ],
orparallelism="$enableval", orparallelism=no)
AC_ARG_ENABLE(low-level-tracer,
[ --enable-low-level-tracer support support for procedure-call tracing ],
lowleveltracer="$enableval", lowleveltracer=no)
AC_ARG_ENABLE(tabling,
[ --enable-tabling support tabling as: batched,local ],
tabling="$enableval", tabling=no)
AC_ARG_ENABLE(max-performance,
[ --enable-max-performance try using the best flags for specific architecture ],
maxperformance="$enableval", maxperformance=no)
AC_ARG_ENABLE(debug-yap,
[ --enable-debug-yap enable C-debugging for YAP ],
debugyap="$enableval", debugyap=no)
AC_ARG_ENABLE(cygwin,
[ --enable-cygwin use cygwin library in WIN32 ],
cygwin="$enableval", cygwin=no)
AC_ARG_WITH(gmp,
[ --with-gmp[=DIR] use GNU Multiple Precision in DIR],
if test $withval = yes; then
yap_cv_gmp=yes
elif test $withval = no; then
yap_cv_gmp=no
else
yap_cv_gmp=$with_gmp
LDFLAGS="$LDFLAGS -L${yap_cv_gmp}/lib"
CPPFLAGS="$CPPFLAGS -I${yap_cv_gmp}/include"
fi,
[yap_cv_gmp=yes])
AC_ARG_WITH(readline,
[ --with-readline[=DIR] use GNU Readline Library in DIR],
if test $withval = yes; then
yap_cv_readline=yes
elif test $withval = no; then
yap_cv_readline=no
else
yap_cv_readline=$with_readline
LDFLAGS="$LDFLAGS -L${yap_cv_readline}/lib"
CPPFLAGS="$CPPFLAGS -I${yap_cv_readline}/include"
fi,
[yap_cv_readline=yes])
AC_ARG_WITH(mpi,
[ --with-mpi[=DIR] use MPI library in DIR],
if test $withval = yes; then
yap_cv_mpi=yes
elif test $withval = no; then
yap_cv_mpi=no
else
yap_cv_mpi=$with_mpi
LDFLAGS="$LDFLAGS -L${yap_cv_mpi}/lib"
CPPFLAGS="$CPPFLAGS -I${yap_cv_mpi}/include"
fi,
[yap_cv_mpi=no])
AC_ARG_WITH(mpe,
[ --with-mpe[=DIR] use MPE library in DIR],
if test $withval = yes; then
yap_cv_mpe=yes
elif test $withval = no; then
yap_cv_mpe=no
else
yap_cv_mpe=$with_mpe
LDFLAGS="$LDFLAGS -L${yap_cv_mpe}/lib"
CPPFLAGS="$CPPFLAGS -I${yap_cv_mpe}/include"
fi,
[yap_cv_mpe=no])
AC_ARG_WITH(heap-space,
[ --with-heap-space[=space] default heap size in Kbytes],
if test $withval = yes; then
yap_cv_heap_space=0
elif test $withval = no; then
yap_cv_heap_space=0
else
yap_cv_heap_space=$withval
fi,
[yap_cv_heap_space=0])
AC_ARG_WITH(stack-space,
[ --with-stack-space[=space] default stack size in Kbytes],
if test $withval = yes; then
yap_cv_stack_space=0
elif test $withval = no; then
yap_cv_stack_space=0
else
yap_cv_stack_space=$withval
fi,
[yap_cv_stack_space=0])
AC_ARG_WITH(trail-space,
[ --with-trail-space[=space] default trail size in Kbytes],
if test $withval = yes; then
yap_cv_trail_space=0
elif test $withval = no; then
yap_cv_trail_space=0
else
yap_cv_trail_space=$withval
fi,
[yap_cv_trail_space=0])
if test $tabling = yes -o $orparallelism = yes
then
AC_DEFINE(MinHeapSpace, (400*SIZEOF_INT_P))
AC_DEFINE(MinStackSpace,(300*SIZEOF_INT_P))
AC_DEFINE(MinTrailSpace,( 48*SIZEOF_INT_P))
else
AC_DEFINE(MinHeapSpace, (200*SIZEOF_INT_P))
AC_DEFINE(MinStackSpace,(200*SIZEOF_INT_P))
AC_DEFINE(MinTrailSpace,( 32*SIZEOF_INT_P))
fi
eval "AC_DEFINE(DefHeapSpace,($yap_cv_heap_space))"
eval "AC_DEFINE(DefStackSpace,($yap_cv_stack_space))"
eval "AC_DEFINE(DefTrailSpace,($yap_cv_trail_space))"
AC_CANONICAL_SYSTEM
AC_DEFINE_UNQUOTED(HOST_ALIAS,"${host}")
dnl Compilation Flags
if test "$GCC" = "yes"
then
if test -z "${mycflags}"
then
if test "$debugyap" = "yes"
then
CFLAGS="-O -g -Wall -Wstrict-prototypes -Wmissing-prototypes"
C_INTERF_FLAGS="-O -g -Wall -Wstrict-prototypes -Wmissing-prototypes"
else
CFLAGS="-O3 -fomit-frame-pointer -Wall -Wstrict-prototypes -Wmissing-prototypes"
C_INTERF_FLAGS="-O3 -Wall -Wstrict-prototypes -Wmissing-prototypes"
C_PARSER_FLAGS="-O3 -Wall -Wstrict-prototypes -Wmissing-prototypes"
case "$target_cpu" in
i*86*)
CFLAGS="-DBP_FREE $CFLAGS"
;;
sparc*)
case "$target_os" in
*solaris[2-9]*)
CFLAGS="-mno-app-regs -DOPTIMISE_ALL_REGS_FOR_SPARC=1 $CFLAGS"
;;
esac
;;
esac
if test "$maxperformance" = "yes"
then
case "$target_cpu" in
i686*)
CFLAGS="-march=pentiumpro $CFLAGS"
;;
i586*)
CFLAGS="-march=pentium $CFLAGS"
;;
i486*)
CFLAGS="-march=i486 $CFLAGS"
;;
i386*)
CFLAGS="-march=i386 $CFLAGS"
;;
esac
fi
fi
fi
if test "$CC" = "sslittle-na-sstrix-gcc"
then
RANLIB="sslittle-na-sstrix-ranlib"
AR="sslittle-na-sstrix-ar"
CROSS_SIMULATOR="sim-fast"
fi
else
if test -z "${mycflags}"
then
case "$target_cpu" in
i?86*)
if test "$CC" = "lcc"
then
CFLAGS="-A -A"
fi
;;
hppa*)
if test "$CC" = "cc" -o $CC = c89
then
if test "$debugyap" = "yes"
then
CFLAGS="-Ae -g -O"
else
CFLAGS="-Ae +O3 +Onolimit"
fi
fi
dnl LDFLAGS="+e UserCPredicate $LDFLAGS"
;;
esac
fi
C_INTERF_FLAGS="$CFLAGS"
C_PARSER_FLAGS="$CFLAGS"
fi
dnl Checks for programs.
AC_PROG_LN_S
AC_PROG_INSTALL
AC_PROG_RANLIB
AC_CHECK_TOOL(INDENT,indent,:)
AC_CHECK_TOOL(AR,ar,:)
AC_CHECK_TOOL(MPI_CC,mpicc,:)
AC_PATH_PROG(INSTALL_INFO,install-info,true,$PATH:/sbin:/usr/sbin:/usr/etc:/usr/local/sbin)
AC_PATH_PROG(SHELL,sh)
AC_SUBST(INSTALL_COMMAND)
AC_SUBST(CROSS_SIMULATOR)
dnl Check for libraries.
dnl mingw does not get along well with libm
dnl cygnus and mingw32 also need wsock32 to use sockets.
dnl
if test "$target_os" = "cygwin"
then
INSTALL_COMMAND=install_win32
if test "$cygwin" = "no"
then
CC="gcc -mno-cygwin"
AC_CHECK_LIB(wsock32,main)
prefix="c:/Program\\ Files/Yap"
DLL_LIBS="-L /usr/lib/mingw -lmsvcrt -lmingw32 -lkernel32"
else
DLL_LIBS=""
LIBS="-lgcc -lcygwin -lkernel32 -lgcc"
fi
else
DLL_LIBS=""
INSTALL_COMMAND="install_unix"
AC_CHECK_LIB(m,sin)
AC_CHECK_LIB(socket,socket)
AC_CHECK_LIB(nsl,main,
have_nsl=yes
,
have_nsl=no)
AC_CHECK_LIB(dl,dlopen,
dnl Linux has both elf and a.out, in this case we found elf
have_dl=yes
,
have_dl=no)
fi
if test "$yap_cv_readline" != "no"
then
AC_CHECK_LIB(termcap,tgetent)
AC_CHECK_LIB(readline,readline)
fi
if test "$yap_cv_gmp" != "no"
then
AC_CHECK_LIB(gmp,main)
fi
MPI_OBJS=
if test "$yap_cv_mpi" != "no"
then
OLD_CC=${CC}
CC=${MPI_CC}
AC_CHECK_LIB(mpi,MPI_Init,
[AC_DEFINE(HAVE_LIBMPI, 1)],
[AC_DEFINE(HAVE_LIBMPI, 0)])
if test "$ac_cv_lib_mpi_MPI_Init" = yes
then
#YAPMPILIB=YapMPI.a
MPI_OBJS=mpi.o
else
AC_CHECK_LIB(mpich,MPI_Init,
[AC_DEFINE(HAVE_LIBMPICH, 1)],
[AC_DEFINE(HAVE_LIBMPICH, 0)])
if test "$ac_cv_lib_mpich_MPI_Init" = yes
then
#YAPMPILIB=YapMPI.a
MPI_OBJS=mpi.o
else
#YAPMPILIB=
MPI_CC=${CC}
fi
fi
CC=${OLD_CC}
else
MPI_CC=${CC}
fi
MPI_LIBS=
if test "$yap_cv_mpe" != "no"
then
OLD_CC=${CC}
CC=${MPI_CC}
AC_CHECK_LIB(mpe,MPE_Init_log,
[AC_DEFINE(HAVE_LIBMPE, 1)],
[AC_DEFINE(HAVE_LIBMPE, 0)])
if test "$ac_cv_lib_mpe_MPE_Init_log" = yes
then
MPI_LIBS="-lmpe"
MPI_OBJS="$MPI_OBJS mpe.o"
fi
CC=${OLD_CC}
fi
AC_SUBST(YAPMPILIB)
AC_SUBST(MPI_OBJS)
AC_SUBST(MPI_LIBS)
AC_PROG_CPP
if test "$cross_compiling" = "yes"
then
YAP_EXTRAS=
else
AC_SYS_RESTARTABLE_SYSCALLS
fi
dnl System stuff for dynamic linking.
dnl
dnl Exports:
dnl
dnl "" if we can do dynamic linking, "#" otherwise
AC_SUBST(INSTALL_DLLS)
dnl C-flags used to compile a file that will be loaded dynamically
AC_SUBST(SHLIB_CFLAGS)
dnl suffix for loadable binary (.so,.dll,.o)
AC_SUBST(SHLIB_SUFFIX)
dnl how to call the loader
AC_SUBST(DO_SECOND_LD)
AC_SUBST(SHLIB_LD)
dnl makefile target for building YAP library or dll
AC_SUBST(NEWSHOBJ)
dnl objects in YAP library
AC_SUBST(YAPLIB)
dnl install_info
AC_SUBST(INSTALL_INFO)
dnl let YAP_EXTRAS fall through configure, from the env into Makefile
AC_SUBST(YAP_EXTRAS)
AC_SUBST(DLL_LIBS)
AC_SUBST(NO_BUILTIN_REGEXP)
dnl defaults
INSTALL_DLLS="#"
SHLIB_LD="@#"
DO_SECOND_LD="#"
NEWSHOBJ="sobjs"
YAPLIB="libYap.a"
M4="m4"
case $target_os in
*linux*)
if test $have_dl = yes
then
SHLIB_SUFFIX=".so"
SHLIB_LD="ld -shared"
DO_SECOND_LD=""
LIBS="$LIBS -ldl"
case $host_cpu in
alpha*)
LDFLAGS="-export-dynamic $LDFLAGS"
;;
*)
if test "$CC" != "lcc"
then
LDFLAGS="-rdynamic $LDFLAGS"
fi
;;
esac
fi
if test $have_nsl = yes
then
LIBS="$LIBS -lnsl"
fi
if test $CC = gcc
then
SHLIB_CFLAGS="-shared -fPIC"
INSTALL_DLLS=""
fi
;;
*sunos4*)
M4="/usr/5bin/m4"
LDFLAGS="$LDFLAGS -N"
if test $have_nsl = yes
then
LIBS="$LIBS -lnsl"
fi
SHLIB_SUFFIX=".o"
INSTALL_DLLS=""
;;
*hpux*)
#do not use the first memory quadrant
AC_DEFINE(FORCE_SECOND_QUADRANT)
M4="/usr/bin/m4"
SHLIB_INTERFACE="load_shl.o"
if test $CC = cc -o $CC = c89
then
#this tells ld to export all non-static symbols,
#otherwise no external predicates.
SHLIB_LD="ld -b -E ${LDFLAGS}"
DO_SECOND_LD=""
SHLIB_SUFFIX=".sl"
SHLIB_CFLAGS="+z"
INSTALL_DLLS=""
else
INSTALL_DLLS="#"
fi
;;
*aix*)
# To actually use dlls in AIX I'd need to build YAP as a DLL first.
# I won't bother for now.
#
# SHLIB_SUFFIX=".a"
#SHLIB_LD="\$(srcdir)/../../ldAix /bin/ld -bhalt:4 -bM:SRE -bE:lib.exp -H512 -T512 -bnoentry"
#INSTALL_DLLS=""
;;
*osf*)
SHLIB_SUFFIX=".so"
SHLIB_LD="ld -shared -expect_unresolved '*'"
DO_SECOND_LD=""
;;
*irix6*)
SHLIB_CFLAGS=""
SHLIB_SUFFIX=".so"
DO_SECOND_LD=""
SHLIB_LD="ld -n32 -shared -rdata_shared"
INSTALL_DLLS=""
;;
*darwin*)
SHLIB_CFLAGS="-fno-common"
SHLIB_SUFFIX=".so"
DO_SECOND_LD=""
SHLIB_LD="cc -bundle -flat_namespace -undefined suppress"
INSTALL_DLLS=""
;;
*netbsd*|*freebsd*)
if echo __ELF__ | ${CC:-cc} -E - | grep -q __ELF__
then
#an a.out system
SHLIB_CFLAGS=""
SHLIB_SUFFIX=".o"
else
#an elf system
LDFLAGS="-Wl,--export-dynamic $LDFLAGS"
SHLIB_CFLAGS="-fPIC"
SHLIB_LD="ld -Bshareable -x"
DO_SECOND_LD=""
SHLIB_SUFFIX=".so"
INSTALL_DLLS=""
fi
;;
*cyg*)
# gcc on cygwin seems to have trouble with longjmp
# and -fomit-frame-point -DBP_FREE
YAPLIB="libWYap.a"
SHLIB_SUFFIX=".dll"
NEWSHOBJ="dll"
C_PARSER_FLAGS="$C_INTERF_FLAGS"
;;
*)
if test $have_dl = yes
then
SHLIB_SUFFIX=".o"
LIBS="$LIBS -ldl"
INSTALL_DLLS=""
if test $CC = gcc
then
SHLIB_CFLAGS="-fPIC"
fi
fi
if test $have_nsl = yes
then
LIBS="$LIBS -lnsl"
fi
;;
esac
if test "$coroutining" = "yes"
then
YAP_EXTRAS="$YAP_EXTRAS -DCOROUTINING=1"
fi
if test "$rationaltrees" = "yes"
then
YAP_EXTRAS="$YAP_EXTRAS -DRATIONAL_TREES=1"
fi
if test "$debugyap" = "yes"
then
YAP_EXTRAS="$YAP_EXTRAS -DDEBUG=1"
fi
if test "$wamprofile" = "yes"
then
YAP_EXTRAS="$YAP_EXTRAS -DANALYST=1"
fi
if test "$depthlimit" = "yes"
then
YAP_EXTRAS="$YAP_EXTRAS -DDEPTH_LIMIT=1"
fi
if test "$lowleveltracer" = "yes"
then
YAP_EXTRAS="$YAP_EXTRAS -DLOW_LEVEL_TRACER=1"
fi
case "$orparallelism" in
sba)
YAP_EXTRAS="$YAP_EXTRAS -DSBA=1"
;;
a-cow)
YAP_EXTRAS="$YAP_EXTRAS -DACOW=1"
;;
yes|env-copy)
YAP_EXTRAS="$YAP_EXTRAS -DENV_COPY=1"
;;
esac
case "$tabling" in
local)
YAP_EXTRAS="$YAP_EXTRAS -DTABLING_LOCAL_SCHEDULING=1"
;;
yes|batched)
YAP_EXTRAS="$YAP_EXTRAS -DTABLING_BATCHED_SCHEDULING=1"
;;
esac
dnl Checks for header files.
AC_HEADER_STDC
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS(arpa/inet.h ctype.h direct.h dirent.h dlfcn.h)
AC_CHECK_HEADERS(errno.h fcntl.h)
AC_CHECK_HEADERS(fenv.h fpu_control.h ieeefp.h io.h limits.h memory.h)
AC_CHECK_HEADERS(netdb.h netinet/in.h regex.h)
AC_CHECK_HEADERS(siginfo.h signal.h stdarg.h string.h stropts.h)
AC_CHECK_HEADERS(sys/conf.h sys/file.h)
AC_CHECK_HEADERS(sys/mman.h sys/param.h sys/resource.h sys/select.h)
AC_CHECK_HEADERS(sys/shm.h sys/socket.h sys/stat.h)
AC_CHECK_HEADERS(sys/time.h sys/times.h sys/types.h)
AC_CHECK_HEADERS(sys/ucontext.h sys/un.h)
AC_CHECK_HEADERS(time.h unistd.h winsock.h winsock2.h)
if test "$yap_cv_gmp" != "no"
then
AC_CHECK_HEADERS(gmp.h)
fi
if test "$yap_cv_readline" != "no"
then
AC_CHECK_HEADERS( readline/readline.h)
fi
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_INLINE
AC_STRUCT_TM
AC_CHECK_SIZEOF(int *,4)
AC_CHECK_SIZEOF(short int,2)
AC_CHECK_SIZEOF(int,4)
AC_CHECK_SIZEOF(long int,4)
AC_CHECK_SIZEOF(long long int,8)
AC_CHECK_SIZEOF(float,4)
AC_CHECK_SIZEOF(double,8)
dnl check type of malloc (i.e. char * or void *)
AC_MSG_CHECKING(for type of malloc)
AC_CACHE_VAL(yap_cv_malloct,[
AC_TRY_RUN(
#include <stdlib.h>
char *malloc(size_t);
int main() {
void *p=malloc(1);
return 0;
}
,
yap_cv_malloct=char,yap_cv_malloct=void,yap_cv_malloct=void)])
AC_MSG_RESULT($yap_cv_malloct *)
if test $yap_cv_malloct = void
then AC_DEFINE(MALLOC_T,void *)
else AC_DEFINE(MALLOC_T,char *)
fi
dnl check how to generate headers (i.e. should we use GCC inline?)
AC_MSG_CHECKING(for gcc inline)
AC_CACHE_VAL(yap_cv_gcc,[
AC_TRY_RUN(
#undef inline
inline int f(int x) {return x+1;}
int main() { return 0;}
,
yap_cv_gcc=yes,yap_cv_gcc=no,yap_cv_gcc=yes)])
AC_MSG_RESULT($yap_cv_gcc)
if test $yap_cv_gcc = yes
then
M4GENHDRS=m4/gcc_genhdrs.m4
AC_DEFINE(HAVE_GCC,1)
else
M4GENHDRS=m4/cc_genhdrs.m4
AC_DEFINE(HAVE_GCC,0)
fi
AC_SUBST(M4)
AC_SUBST(M4GENHDRS)
dnl check for threaded code
AC_MSG_CHECKING(for gcc threaded code)
AC_CACHE_VAL(yap_cv_threaded_code,[
AC_TRY_RUN(
int main() {
void *t = &&l2;
l1: goto *t;
l2: return 0;
}
,
yap_cv_threaded_code=yes,yap_cv_threaded_code=no,yap_cv_threaded_code=yes)])
AC_MSG_RESULT($yap_cv_threaded_code)
if test $yap_cv_threaded_code = yes && test $yap_cv_gcc = yes
then
AC_DEFINE(USE_THREADED_CODE,1)
M4GENABSMI=gen_gcc.m4
else
AC_DEFINE(USE_THREADED_CODE,0)
M4GENABSMI=gen_ansi.m4
fi
AC_SUBST(M4GENABSMI)
dnl check for IEEE floats
AC_MSG_CHECKING(for IEEE floats)
AC_CACHE_VAL(yap_cv_ffieee,[
AC_TRY_RUN(
int main() {
union { float f; int i} a;
a.f = 1;
if (a.i==0x3f800000) return 0;
return 1;
}
,
yap_cv_ffieee=yes,yap_cv_ffieee=no,yap_cv_ffieee=yes)])
AC_MSG_RESULT($yap_cv_ffieee)
if test $yap_cv_ffieee = yes
then
AC_DEFINE(FFIEEE,1)
else
AC_DEFINE(FFIEEE,0)
fi
dnl check for sigsetjmp
AC_MSG_CHECKING(for sigsetjmp)
AC_CACHE_VAL(yap_sigsetjmp,[
AC_TRY_COMPILE(
#include <setjmp.h>
,
sigjmp_buf RestartEnv;
siglongjmp (RestartEnv, 1);
,
yap_sigsetjmp=yes,yap_sigsetjmp=no)])
AC_MSG_RESULT($yap_sigsetjmp)
if test $yap_sigsetjmp = yes
then
AC_DEFINE(HAVE_SIGSETJMP,1)
else
AC_DEFINE(HAVE_SIGSETJMP,0)
fi
dnl check for sigsegv
AC_MSG_CHECKING(for sigsegv)
AC_CACHE_VAL(yap_sigsegv,[
AC_TRY_COMPILE(
#include <signal.h>
#include <stdio.h>
,
printf("Signal value is %d\n", SIGSEGV);
,
yap_sigsegv=yes,yap_sigsegv=no)])
AC_MSG_RESULT($yap_sigsegv)
if test $yap_sigsegv = yes
then
AC_DEFINE(HAVE_SIGSEGV,1)
else
AC_DEFINE(HAVE_SIGSEGV,0)
fi
dnl this is copied from the Tcl code
dnl this code checks whether the system defines an union wait
AC_MSG_CHECKING([union wait])
AC_TRY_LINK([#include <sys/types.h>
#include <sys/wait.h>], [
union wait x;
wait(&x); /* make sure we can compile wait */
WIFEXITED(x); /* Generates compiler error if WIFEXITED
* uses an int. */
], union_wait_ok=yes, union_wait_ok=no)
AC_MSG_RESULT($union_wait_ok)
if test $union_wait_ok = no; then
AC_DEFINE(NO_UNION_WAIT)
fi
dnl check whether the system supports the environ variable
AC_MSG_CHECKING([environ])
AC_TRY_LINK([], [
extern char **environ;
], environ_ok=yes, environ_ok=no)
AC_MSG_RESULT($environ_ok)
if test $environ_ok = yes; then
AC_DEFINE(HAVE_ENVIRON)
fi
dnl Checks for library functions.
AC_TYPE_SIGNAL
AC_CHECK_FUNCS(acosh alarm asinh atanh chdir dup2)
AC_CHECK_FUNCS(fetestexcept finite getcwd getenv)
AC_CHECK_FUNCS(gethostbyname gethostid gethostname)
AC_CHECK_FUNCS(gethrtime getpwnam getrusage gettimeofday getwd)
AC_CHECK_FUNCS(isatty isnan kill labs link localtime lstat)
AC_CHECK_FUNCS(memcpy memmove mkstemp mktemp mmap opendir)
AC_CHECK_FUNCS(popen putenv rand random regexec)
AC_CHECK_FUNCS(rename rint rl_set_prompt sbrk select)
AC_CHECK_FUNCS(setbuf setlinebuf shmat sigaction siggetmask siginterrupt)
AC_CHECK_FUNCS(signal sigprocmask sleep snprintf socket stat)
AC_CHECK_FUNCS(strchr strerror strncat strncpy strtod system)
AC_CHECK_FUNCS(time times tmpnam usleep vsnprintf waitpid)
AC_CHECK_FUNC(regexec, [NO_BUILTIN_REGEXP="#"], [NO_BUILTIN_REGEXP=""])
dnl check for mpz_xor
AC_MSG_CHECKING(for mpz_xor)
AC_CACHE_VAL(yap_mpz_xor,[
AC_TRY_LINK(
#include <gmp.h>
void check(mpz_t rop,mpz_t op1,mpz_t op2) {
mpz_xor(rop,op1,op2);
}
,
,
yap_mpz_xor=yes,yap_mpz_xor=no)])
AC_MSG_RESULT($yap_mpz_xor)
if test $yap_mpz_xor = yes
then
AC_DEFINE(HAVE_MPZ_XOR,1)
else
AC_DEFINE(HAVE_MPZ_XOR,0)
fi
dnl On some systems doing a fflush(NULL) to flush all output streams
dnl has the side-effect of makeing all charactes waiting in input
dnl pipes disapear.
AC_CACHE_CHECK(
[if fflush(NULL) clobbers input pipes],
[yap_cv_broken_fflush_null],
[ cat >conftest.$ac_ext <<EOF
#include <stdio.h>
#include <stdlib.h>
int main(int argc, char **argv)
{
char *buf;
int i;
char *bp;
bp = buf = malloc(1024);
while (1) {
while ((i = getc(stdin)) != -1
&& (*bp++ = i) != '\n'
&& (bp - buf < 1024) )
/* DO NOTHING */ ;
*bp = '\0';
fprintf(stdout, "%s", buf);
fflush(NULL);
if( i == EOF ) return 0;
bp = buf;
}
}
EOF
AC_TRY_EVAL(ac_link)
if test "$?" = 0
then
cat conftest.$ac_ext | ./conftest$ac_exeext > conftest.out
AC_TRY_COMMAND(cmp conftest.$ac_ext conftest.out)
if test "$?" = 0
then
AC_MSG_RESULT(no)
yap_cv_broken_fflush_null=no
else
AC_MSG_RESULT(yes)
yap_cv_broken_fflush_null=yes
fi
else
dnl This should never happen
AC_MSG_RESULT(failed)
yap_cv_broken_fflush_null=failed
fi
rm -f conftest.$ac_ext conftest.$ac_objext conftest$ac_exeext conftest.out ])
if test "$yap_cv_broken_fflush_null" = no
then
AC_DEFINE(BROKEN_FFLUSH_NULL,0)
else
dnl be conservative: if the test failed, assume fflush(NULL) is
dnl not working properly
AC_DEFINE(BROKEN_FFLUSH_NULL,1)
fi
mkdir -p library/regex
mkdir -p library/system
mkdir -p library/mpi
mkdir -p CHR
mkdir -p CLPQR
AC_OUTPUT(Makefile library/regex/Makefile library/system/Makefile library/random/Makefile library/mpi/Makefile .depend library/Makefile CHR/Makefile CLPQR/Makefile)
make depend