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Annotation of OSKit-Mach/configure.in, revision 1.1

1.1     ! root        1: dnl Configure script for GNU Mach.
        !             2: dnl Copyright 1997, 1998, 1999 Free Software Foundation, Inc.
        !             3: 
        !             4: dnl Permission to use, copy, modify and distribute this software and its
        !             5: dnl documentation is hereby granted, provided that both the copyright
        !             6: dnl notice and this permission notice appear in all copies of the
        !             7: dnl software, derivative works or modified versions, and any portions
        !             8: dnl thereof, and that both notices appear in supporting documentation.
        !             9: dnl
        !            10: dnl THE FREE SOFTWARE FOUNDATION ALLOWS FREE USE OF THIS SOFTWARE IN ITS
        !            11: dnl "AS IS" CONDITION.  THE FREE SOFTWARE FOUNDATION DISCLAIMS ANY
        !            12: dnl LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE
        !            13: dnl USE OF THIS SOFTWARE.
        !            14: 
        !            15: AC_INIT([GNU Mach], [1.91], [[email protected]], [gnumach])
        !            16: AC_CONFIG_SRCDIR([kern/ipc_kobject.c])
        !            17: AC_PREREQ(2.54)
        !            18: AC_CONFIG_HEADER(config.h)
        !            19: 
        !            20: #
        !            21: # Deduce output var `systype' from configuration parms.
        !            22: #
        !            23: AC_CANONICAL_HOST
        !            24: 
        !            25: case "$host_cpu" in
        !            26: alpha*) systype=alpha ;;
        !            27: i[[3456]]86) systype=i386 ;;
        !            28: *) AC_MSG_ERROR([unsupported CPU type]) ;;
        !            29: esac
        !            30: 
        !            31: AC_SUBST(systype)
        !            32: AC_SUBST(cross_compiling)
        !            33: 
        !            34: # Default prefix is / for the kernel.
        !            35: AC_PREFIX_DEFAULT()
        !            36: 
        !            37: #
        !            38: # Options
        !            39: #
        !            40: AC_ARG_ENABLE(force-install,
        !            41: [  --enable-force-install  force installation of files from this package,
        !            42:                           even if they are older than the installed files],
        !            43:              force_install=$enableval, force_install=no)
        !            44: AC_SUBST(force_install)
        !            45: 
        !            46: AC_ARG_ENABLE(smp,
        !            47: [  --enable-smp=MAXCPUS    enable SMP with up to MAXCPUS processors])
        !            48: case "x${enable_smp-no}" in
        !            49: xno) MAXCPUS=1 ;;
        !            50: xyes) AC_MSG_WARN([defaulting to max 4 CPUs; use --enable-smp=MAXCPUS])
        !            51:       MAXCPUS=4 ;;
        !            52: x[[1-9]]*) MAXCPUS="${enable_smp}" ;;
        !            53: *) AC_MSG_ERROR([must give a numeric argument to --enable-smp]) ;;
        !            54: esac
        !            55: AC_DEFINE_UNQUOTED(NCPUS, $MAXCPUS,
        !            56:                   [Define this to the maximum number of CPUs to support,
        !            57:                    i.e. 1 for uniprocessor or 2 or more for SMP.])
        !            58: 
        !            59: AC_ARG_ENABLE(fpe,
        !            60: [  --enable-fpe                  enable FPU emulator for machines with no FPU],
        !            61: [test "x$enableval" = xno ||
        !            62:   AC_DEFINE(FPE, 1, [Enable software FPU emulator for machines with no FPU.])])
        !            63: 
        !            64: #
        !            65: # Programs
        !            66: #
        !            67: 
        !            68: AC_PROG_INSTALL
        !            69: AC_PROG_AWK
        !            70: AC_PROG_CC
        !            71: 
        !            72: AC_CHECK_TOOL(LD, ld)AC_SUBST(LDFLAGS)
        !            73: AC_CHECK_TOOL(NM, nm)
        !            74: 
        !            75: AC_CHECK_TOOL(MIG, mig, mig)
        !            76: 
        !            77: AC_CHECK_PROG(MBCHK, mbchk, mbchk, :)
        !            78: 
        !            79: # Check oskit version.
        !            80: NEEDED_OSKIT_VERSION=19991121
        !            81: AC_REQUIRE_CPP()
        !            82: AC_MSG_CHECKING([for oskit version >= ${NEEDED_OSKIT_VERSION}])
        !            83: AC_CACHE_VAL(gnumach_cv_oskit_version_${NEEDED_OSKIT_VERSION}, [
        !            84: AC_PREPROC_IFELSE([AC_LANG_SOURCE([[#include <oskit/version.h>
        !            85: #if _OSKIT_VERSION < ${NEEDED_OSKIT_VERSION}
        !            86:  #error _OSKIT_VERSION < ${NEEDED_OSKIT_VERSION}
        !            87: #endif]])],
        !            88:                   [eval gnumach_cv_oskit_version_${NEEDED_OSKIT_VERSION}=yes],
        !            89:                  [eval gnumach_cv_oskit_version_${NEEDED_OSKIT_VERSION}=no])])
        !            90: if eval test \$gnumach_cv_oskit_version_${NEEDED_OSKIT_VERSION} != yes; then
        !            91:   AC_MSG_RESULT([no, too old!])
        !            92:   AC_MSG_ERROR([version in <oskit/version.h> less than required ${NEEDED_OSKIT_VERSION}])
        !            93: else
        !            94:   AC_MSG_RESULT([yes, ok])
        !            95: fi
        !            96: 
        !            97: AC_CHECK_HEADERS(oskit/dev/stream.h)
        !            98: 
        !            99: AC_CHECK_LIB(oskit_dev, oskit_dev_init_i8042,
        !           100:             [AC_DEFINE(HAVE_I8042, 1,
        !           101:                        [Define if -loskit_dev has the i8042 driver.])], [],
        !           102:             [-loskit_lmm -loskit_clientos -loskit_c -loskit_kern -loskit_com])
        !           103: 
        !           104: AC_SUBST(SMP_LIBS)SMP_LIBS=
        !           105: if test $MAXCPUS -gt 1; then
        !           106:   AC_CHECK_LIB(oskit_smp, smp_init, [SMP_LIBS=-loskit_smp], [
        !           107:     AC_MSG_ERROR([need -loskit_smp library to build multiprocessor kernel])
        !           108:   ])
        !           109: fi
        !           110: 
        !           111: # Set up `machine' link in build directory for easier header file location.
        !           112: AC_CONFIG_LINKS(machine:${systype}/${systype})
        !           113: 
        !           114: test "x${OSKIT_LIBDIR+set}" = xset ||
        !           115:   OSKIT_LIBDIR=`${CC} -print-file-name=oskit`
        !           116: AC_SUBST(OSKIT_LIBDIR)
        !           117: 
        !           118: AC_CONFIG_FILES([Makefile version.c doc/Makefile])
        !           119: AC_OUTPUT

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