configure.in

MPICH是MPI的重要研究,提供了一系列的接口函数,为并行计算的实现提供了编程环境.

    AC_HAVE_LIBRARY(nsl)
    AC_MSG_CHECKING(for how many arguments gettimeofday takes)
    AC_TEST_PROGRAM([#include <sys/time.h>
main() {struct timeval tp;
gettimeofday(&tp);return 0;}],
MDEP_CFLAGS="$MDEP_CFLAGS -DUSE_WIERDGETTIMEOFDAY"
AC_MSG_RESULT(one!),AC_MSG_RESULT(two - whew))
    dnl #MDEP_LIBS = /usr/ucblib/libucb.a -lsocket -lnsl  # for fortran
    fi
#						HP workstation
if test -n "$p4arch_HP"; then
    P4ARCH=HP
    RANLIB=true
    # See if we need V3 for sighold
    AC_FUNC_CHECK(sighold,sighold_in_libc=yes,sighold_in_libc=no)
    if test $sighold_in_libc = "no" ; then
        # See if it is in V3
	save_LIBS="$LIBS"
	LIBS="$LIBS -lV3"
	AC_FUNC_CHECK(sighold,sighold_in_libV3=yes,sighold_in_libV3=no)
	if test $sighold_in_libV3 = yes ; then
	    # Call have_library just to force configure to add it to the
	    # right places
            AC_HAVE_LIBRARY(V3)
        else
            AC_MSG_ERROR([HP currently requires the System V Release 3 libraries (libV3.a)])
        fi
    fi
    # nsl is required in HPUX 11 for the xdr routines
    AC_HAVE_LIBRARY(nsl)
    AC_HAVE_LIBRARY(U77)
    # -lV3 is for sighold, etc.
    MDEP_FFLAGS="+U77 +T"
    if test -n "$p4comm_shared"; then
      DEFINE_SYSV_IPC="#define SYSV_IPC"
    fi
fi
#						DEC Alpha workstation
#                                               Possibly also Compaq OSF1 alpha
if test -n "$p4arch_ALPHA"; then
    P4ARCH=ALPHA
    if test -n "$p4comm_shared"; then
      DEFINE_SYSV_IPC="#define SYSV_IPC"
    fi
fi
#                                             CRAY
if test -n "$p4arch_CRAY"; then
    P4ARCH=CRAY
    AR='ar ruv'
    if test $USERCC = 0 ;  then CC=cc ; fi
    if test $USERF77 = 0 ; then FC=cf77 ; fi
    CLINKER=$CC
    FLINKER=$FC
    RANLIB=true
fi
#                                             PARAGONIP  (Paragon w. Sockets)
#     We use ALPHA for P4ARCH because the alpha and paragon both use OSF/1
if test -n "$p4arch_PARAGONIP"; then
    P4ARCH=ALPHA                             
    AC_HAVE_LIBRARY(rpc)
    AR='ar860 r'
    if test $USERCC = 0 ;  then CC=icc ; fi
    if test $USERF77 = 0 ; then FC=if77 ; fi
    CLINKER=$CC
    FLINKER=$FC
    RANLIB=true
fi
#                                             NeXT workstation
if test -n "$p4arch_NEXT"; then
    P4ARCH=NEXT
    MDEP_CFLAGS=""                        # Black hardware, with NeXTstep
    #MDEP_CFLAGS="-arch i386"             # for 486's running NeXTstep
    #MDEP_CFLAGS="-arch m68k -arch i386"  # fat binaries, for both
fi
#						DEC 5000 workstation
if test -n "$p4arch_DEC5000"; then
    P4ARCH=DEC5000
    if test -n "$p4comm_shared"; then
      DEFINE_SYSV_IPC="#define SYSV_IPC"
    fi
fi
#						RS6000 workstation
if test -n "$p4arch_RS6000"; then
#    if test $userSet_threaded_listener = 0 -a -z "$p4comm_shared" ; then
#	threaded_listener=1
#    fi
    P4ARCH=RS6000
    FC=xlf
    FLINKER=xlf
    RANLIB=true
    AC_HAVE_LIBRARY(bsd)
    MDEP_CFLAGS=-D_ALL_SOURCE
    if test -n "$p4comm_shared"; then
      DEFINE_SYSV_IPC="#define SYSV_IPC"
    fi
fi
#						SP using TCP
if test -n "$p4arch_SP1"; then
    P4ARCH=SP1
    FC=xlf
    FLINKER=xlf
    RANLIB=true
    AC_HAVE_LIBRARY(bsd)
    if test -n "$p4comm_shared"; then
      DEFINE_SYSV_IPC="#define SYSV_IPC"
    fi
fi
#						SP with MPL
if test -n "$p4arch_SP1_EUI"; then
    P4ARCH=SP1_EUI
    if test $USERCC = 0 ;  then CC=mpcc ; fi
    if test $USERF77 = 0 ; then FC=mpxlf ; fi
    FLINKER=$FC
    CLINKER=$CC
    RANLIB=true
    AC_HAVE_LIBRARY(bsd)
    MDEP_CFLAGS = -I/usr/lpp/poe/include
fi
#						SP with EUIH (obsolete)
if test -n "$p4arch_SP1_EUI"; then
    P4ARCH=SP1_EUIH
    if test $USERCC = 0 ;  then CC=cc ; fi
    if test $USERF77 = 0 ; then FC=xlf ; fi
    FLINKER="xlf -bimport:/usr/lpp/euih/eui/eui.exp"
    CLINKER="xlc -bimport:/usr/lpp/euih/eui/eui.exp -e main"
    RANLIB=true
    AC_HAVE_LIBRARY(bsd)
    MDEP_CFLAGS=-D_ALL_SOURCE
fi
#						SGI workstations
if test -n "$p4arch_SGI"; then
    P4ARCH=SGI
    RANLIB=true
    # Look for getpwnam.  If not found, try to find it in -lsun
    AC_FUNC_CHECK(getpwnam,has_getpwnam=1,has_getpwnam=0)
    if test $has_getpwnam = 0 ; then
        AC_HAVE_LIBRARY(sun)
    fi
    dnl    MDEP_CFLAGS=-cckr
    if test -n "$p4comm_shared"; then
      DEFINE_VENDOR_IPC="#define VENDOR_IPC"
    fi
fi
# temporary until complete SGI fixup:  accept SGI5 as valid arch
#						SGI workstations with IRIX 5
if test -n "$p4arch_SGI5"; then
    P4ARCH=SGI
    RANLIB=true
    AC_FUNC_CHECK(getpwnam,has_getpwnam=1,has_getpwnam=0)
    if test $has_getpwnam = 0 ; then
        AC_HAVE_LIBRARY(sun)
    fi
    dnl    MDEP_CFLAGS=-cckr
    if test -n "$p4comm_shared"; then
      DEFINE_VENDOR_IPC="#define VENDOR_IPC"
    fi
fi
#
# Force 32-bit objects
if test -n "$p4arch_SGI32"; then
    P4ARCH=SGI
    RANLIB=true
    AC_FUNC_CHECK(getpwnam,has_getpwnam=1,has_getpwnam=0)
    if test $has_getpwnam = 0 ; then
        AC_HAVE_LIBRARY(sun)
    fi
    # This choice of flags is for the SGI compilers.  If the user chose
    # gcc, they won't work.
    PAC_CHECK_COMPILER_OPTION(-32,MDEP_CFLAGS="-32";MDEP_LFLAGS="-32")
    PAC_CHECK_COMPILER_OPTION([-woff 1552,1174],
	[MDEP_CFLAGS="$MDEP_CFLAGS -woff 1552,1174"])
    MDEP_FFLAGS="-32" # -woff 1552,1174"
    if test -n "$p4comm_shared"; then
      DEFINE_VENDOR_IPC="#define VENDOR_IPC"
    fi
fi
#
# Force 32-bit objects (other way)
if test -n "$p4arch_SGIN32"; then
    P4ARCH=SGI
    RANLIB=true
    AC_FUNC_CHECK(getpwnam,has_getpwnam=1,has_getpwnam=0)
    if test $has_getpwnam = 0 ; then
        AC_HAVE_LIBRARY(sun)
    fi
    # This choice of flags is for the SGI compilers.  If the user chose
    # gcc, they won't work.
    PAC_CHECK_COMPILER_OPTION(-n32,MDEP_CFLAGS="-n32";MDEP_LFLAGS="-n32")
    PAC_CHECK_COMPILER_OPTION([-woff 1552,1174],
	[MDEP_CFLAGS="$MDEP_CFLAGS -woff 1552,1174"])
    MDEP_FFLAGS="-n32" # -woff 1552,1174"
    if test -n "$p4comm_shared"; then
      DEFINE_VENDOR_IPC="#define VENDOR_IPC"
    fi
fi
#						SGI workstations, IRIX 6
if test -n "$p4arch_SGI6"; then
    P4ARCH=SGI
    RANLIB=true
    AC_FUNC_CHECK(getpwnam,has_getpwnam=1,has_getpwnam=0)
    if test $has_getpwnam = 0 ; then
        AC_HAVE_LIBRARY(sun)
    fi
    dnl MDEP_CFLAGS="-cckr -woff 1552,1174"
    dnl MDEP_FFLAGS="-cckr -woff 1552,1174"
    PAC_CHECK_COMPILER_OPTION([-woff 1552,1174],
	[MDEP_CFLAGS="$MDEP_CFLAGS -woff 1552,1174"])
    MDEP_FFLAGS="" # "-woff 1552,1174"
    AC_HAVE_FUNCS(setsid)
    AC_HAVE_FUNCS(isatty)
dnl    A C_DEFINE(SET_NEW_PGRP)
    if test -n "$p4comm_shared"; then
      DEFINE_VENDOR_IPC="#define VENDOR_IPC"
    fi
fi
#						SGI multiprocessors, like Onyx
if test -n "$p4arch_SGI_MP"; then
    P4ARCH=SGI_MP
    RANLIB=true
    AC_FUNC_CHECK(getpwnam,has_getpwnam=1,has_getpwnam=0)
    if test $has_getpwnam = 0 ; then
        AC_HAVE_LIBRARY(sun)
    fi
    AC_HAVE_FUNCS(setsid)
    AC_HAVE_FUNCS(isatty)
    dnl MDEP_CFLAGS=-cckr
    if test -n "$p4comm_shared"; then
      DEFINE_VENDOR_IPC="#define VENDOR_IPC"
    fi
fi
#						SGI Challenge Series
if test -n "$p4arch_SGI_CH"; then
    P4ARCH=SGI_CH
    RANLIB=true
    AC_HAVE_FUNCS(setsid)
    AC_HAVE_FUNCS(isatty)
    dnl MDEP_CFLAGS="-cckr -64 -mips3 -woff 1552,1174" # -non_shared
    dnl MDEP_FFLAGS="-cckr -64 -mips3 -woff 1552,1174" # -non_shared
    PAC_CHECK_COMPILER_OPTION(-64,MDEP_CFLAGS="-64";MDEP_LFLAGS="-64")
    PAC_CHECK_COMPILER_OPTION(-mips3,MDEP_CFLAGS="$MDEP_CFLAGS -mips3")
    PAC_CHECK_COMPILER_OPTION([-woff 1552,1174],
	[MDEP_CFLAGS="$MDEP_CFLAGS -woff 1552,1174"])
    dnl MDEP_CFLAGS="-64 -mips3 -woff 1552,1174" # -non_shared
    MDEP_FFLAGS="-64 -mips3" #  -woff 1552,1174" # -non_shared
    if test -n "$p4comm_shared"; then
       DEFINE_VENDOR_IPC="#define VENDOR_IPC"
    fi
fi
#						SGI Challenge Series
if test -n "$p4arch_SGI_CH32"; then
    P4ARCH=SGI_CH
    RANLIB=true
    AC_HAVE_FUNCS(setsid)
    AC_HAVE_FUNCS(isatty)
    PAC_CHECK_COMPILER_OPTION(-n32,MDEP_CFLAGS="-n32";MDEP_LFLAGS="-n32")
    PAC_CHECK_COMPILER_OPTION([-woff 1552,1174],
	[MDEP_CFLAGS="$MDEP_CFLAGS -woff 1552,1174]")
    MDEP_FFLAGS="-n32" # -woff 1552,1174"
    if test -n "$p4comm_shared"; then
       DEFINE_VENDOR_IPC="#define VENDOR_IPC"
    fi
fi
#						SGI Power Challenge Series
if test -n "$p4arch_SGI_CH64"; then
    P4ARCH=SGI_CH64
    RANLIB=true
    dnl MDEP_CFLAGS="-cckr -64 -mips4 -woff 1552,1174"# -non_shared
    dnl MDEP_FFLAGS="-cckr -64 -mips4 -woff 1552,1174"# -non_shared
    PAC_CHECK_COMPILER_OPTION(-64,MDEP_CFLAGS="-64";MDEP_LFLAGS="-64")
    PAC_CHECK_COMPILER_OPTION(-mips4,MDEP_CFLAGS="$MDEP_CFLAGS -mips4")
    PAC_CHECK_COMPILER_OPTION([-woff 1552,1174],
	[MDEP_CFLAGS="$MDEP_CFLAGS -woff 1552,1174]")
    MDEP_FFLAGS="-64 -mips4" # -woff 1552,1174"
    AC_HAVE_FUNCS(setsid)
    AC_HAVE_FUNCS(isatty)
    if test -n "$p4comm_shared"; then
      DEFINE_VENDOR_IPC="#define VENDOR_IPC"
    fi
fi
#                                              UXPM (MPIS chip)
if test -n "$p4arch_UXPM"; then
    # Make it think that it is an IRIX v5 SGI
    P4ARCH=SGI
    RANLIB=true
    LIBS="$LIBS -lsocket -lnsl"
    MDEP_CFLAGS="-DNEEDS_NETINET"
fi
#                                              UXPV  (Fujitsu VX,VPP300,VPP700)
if test -n "$p4arch_UXPV"; then
    # Make it think that it is an IRIX v5 SGI
    P4ARCH=SGI
    RANLIB=true
    LIBS="$LIBS -lsocket -lnsl"
    MDEP_CFLAGS="-DNEEDS_NETINET"
fi
#                                              Symmetry with Dynix
if test -n "$p4arch_SYMMETRY"; then
    P4ARCH=SYMMETRY
    FILE_LINK=ln 
    FC=fortran
    CLINKER="cc -Z1000000"
    FLINKER="fortran -Z1000000"
    LIBS="$LIBS -lpps -lseq"
    MDEP_CFLAGS=
    MDEP_FFLAGS=
fi
#                                              Symmetry with PTX
if test -n "$p4arch_SYMMETRY_PTX"; then
    P4ARCH=SYMMETRY_PTX
    FILE_LINK=ln
    FC=fortran
    FLINKER=fortran 
    RANLIB=true
    LIBS="$LIBS -lpps -lseq -lrpc -lsocket -linet -lnsl"
    MDEP_CFLAGS="-Wc,-seq"
fi

#
# dump copy of MDEP_CFLAGS into file for other system to pick up
/bin/rm -f mpdepcflags
echo $MDEP_CFLAGS > mdepcflags
# evaluate variables for p4_config.h
if test "$p4alog" = "on"; then
    DEFINE_ALOG="#define ALOG_TRACE"
fi
if test "$p4dprintfl" = "off"; then
    DEFINE_P4_DPRINTFL="#undef P4_DPRINTFL"
fi
if test -n "$p4listener_pathname"; then
    LISTENER_PATHNAME="$p4listener_pathname"
fi
#
# Check for cross-compilation.
AC_CROSS_CHECK()
#
# We must check for the threaded listener early because it selects 
# POSIX source, which can change the results of the tests for headers and 
# features.
#
if test $threaded_listener = 1 ; then
    # Try to find a thread package
    has_pthread=0
    PAC_CHECK_HEADER(pthread.h,[AC_DEFINE(HAVE_PTHREAD_H)
    has_pthread=1])
    if test $has_pthread = 1 ; then
        has_pthread=0
        AC_HAVE_LIBRARY(pthread,has_pthread=1)
        if test $has_pthread = 1 ; then
            # Could also check for pthread_create
	    AC_DEFINE(THREAD_LISTENER)
	    AC_DEFINE(USE_PTHREADS)
	    # We need this to ensure that things like errno are thread safe.
	    AC_DEFINE(_POSIX_C_SOURCE,199506L)
	    AC_DEFINE(_POSIX_SOURCE)
	    # In order to use XDR, we may also need to define __EXTENSIONS__
	    # or other awful things.
            # __EXTENSIONS__ is needed for Solaris
	    AC_DEFINE(__EXTENSIONS__)
	    if test -n "$p4arch_LINUX"; then
                # terrible hack for now: enable other features that we 
		# expect on a LINUX platform
                AC_DEFINE(_SVID_SOURCE)
		AC_DEFINE(_BSD_SOURCE)
            fi
	    LIBS="$LIBS -lpthread"
            echo "Using threaded listener"
        fi
    fi
fi
#
# Look for netinet/in.h and sys/socketvar.h
has_rpc_rpc=0
PAC_CHECK_HEADERS(rpc/rpc.h,has_rpc_rpc=1)
has_netinet_in=0
PAC_CHECK_HEADERS(netinet/in.h,has_netinet_in=1)
PAC_CHECK_HEADERS(arpa/inet.h)
PAC_CHECK_HEADERS(sys/socketvar.h)
PAC_CHECK_HEADERS(stdlib.h)
PAC_CHECK_HEADERS(unistd.h)
PAC_CHECK_HEADERS(string.h)
PAC_CHECK_HEADERS(strings.h)