head	1.21;
access;
symbols
	MM_1_1_3:1.17
	MM_1_1_2:1.17
	MM_1_1_1:1.15
	MM_1_1_0:1.14
	MM_1_0_12:1.11
	MM_1_0_11:1.11
	MM_1_0_10:1.8
	MM_1_0_9:1.4
	MM_1_0_8:1.4
	MM_1_0_7:1.4
	MM_1_0_6:1.3
	MM_1_0_5:1.3
	MM_1_0_4:1.3
	MM_1_0_3:1.3
	MM_1_0_1:1.1.1.1
	MM_1_0_0:1.1.1.1
	MM_1_0b6:1.1.1.1
	MM_1_0b5:1.1.1.1
	MM_1_0b4:1.1.1.1
	MM_1_0b3:1.1.1.1
	MM_1_0b2plus:1.1.1.1
	RSE:1.1.1;
locks; strict;
comment	@# @;


1.21
date	2002.07.26.13.04.40;	author rse;	state dead;
branches;
next	1.20;

1.20
date	2002.07.26.09.59.34;	author rse;	state Exp;
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1.19
date	2001.01.29.20.27.22;	author rse;	state Exp;
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1.18
date	2001.01.29.20.23.47;	author rse;	state Exp;
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1.17
date	2000.05.01.17.15.15;	author rse;	state Exp;
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1.16
date	2000.05.01.10.53.35;	author rse;	state Exp;
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1.15
date	2000.04.30.18.33.07;	author rse;	state Exp;
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1.14
date	2000.03.17.17.01.05;	author rse;	state Exp;
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1.13
date	2000.03.17.16.54.08;	author rse;	state Exp;
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1.12
date	2000.01.09.20.19.40;	author rse;	state Exp;
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1.11
date	99.09.06.12.13.11;	author rse;	state Exp;
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1.10
date	99.09.06.12.09.29;	author rse;	state Exp;
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1.9
date	99.09.06.12.06.21;	author rse;	state Exp;
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1.8
date	99.08.27.09.34.18;	author rse;	state Exp;
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1.7
date	99.07.23.05.58.46;	author rse;	state Exp;
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1.6
date	99.07.06.09.48.44;	author rse;	state Exp;
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1.5
date	99.07.06.09.45.32;	author rse;	state Exp;
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1.4
date	99.06.12.15.09.12;	author rse;	state Exp;
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1.3
date	99.04.30.12.18.11;	author rse;	state Exp;
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1.2
date	99.04.26.17.44.15;	author rse;	state Exp;
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1.1
date	99.03.15.11.12.50;	author rse;	state Exp;
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	1.1.1.1;
next	;

1.1.1.1
date	99.03.15.11.12.50;	author rse;	state Exp;
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next	;


desc
@@


1.21
log
@major source tree overhauling
@
text
@dnl ##
dnl ##   Autoconf specification for MM library
dnl ##

dnl #
dnl #   standard Autoconf prolog
dnl #

AC_PREREQ(2.12)dnl
AC_REVISION($1.0$)dnl

dnl #   shtool bootstrap
SHTOOL="\$(TOP)/shtool"
AC_SUBST(SHTOOL)
ac_shtool="./shtool"
T_MD=`$ac_shtool echo -n -e %B`
T_ME=`$ac_shtool echo -n -e %b`
PLATFORM=`${CONFIG_SHELL-/bin/sh} ./config.guess`
PLATFORM=`${CONFIG_SHELL-/bin/sh} ./config.sub $PLATFORM`
MM_VERSION_STR="`$ac_shtool version -l c -d long mm_vers.c`"
AC_SUBST(MM_VERSION_STR)

dnl #   friendly header ;-)
echo "Configuring ${T_MD}MM${T_ME} (Shared Memory Library), Version ${T_MD}${MM_VERSION_STR}${T_ME}"
echo "Copyright (c) 1999-2002 Ralf S. Engelschall <rse@@engelschall.com>"
echo "Platform: ${T_MD}${PLATFORM}${T_ME}"

dnl #   autoconf initialization
AC_INIT(README)
AC_CONFIG_HEADER(mm_conf.h)
AC_PREFIX_DEFAULT(/usr/local)

dnl #   determine build mode
AC_ARG_ENABLE(batch,dnl
[  --enable-batch          build in batch mode (default=no)],
enable_batch="$enableval",
if test ".$enable_batch" = .; then
    enable_batch=no
fi
)dnl

dnl #
dnl #   determine build tools and parameters
dnl #

AC_CONFIGURE_PART(Build Tools)
AC_PROG_CC
AC_PROG_CPP
AC_CHECK_DEBUGGING
AC_SET_MAKE
AC_PROG_LIBTOOL

dnl #   support for some special platform/compiler options
case "$PLATFORM:$CC" in
    *-hp-hpux*:cc ) CFLAGS="$CFLAGS -Ae +DAportable" ;;
esac

dnl #
dnl #   determine system parameters
dnl #

AC_CONFIGURE_PART(Platform Environment)

AC_HAVE_HEADERS(stdio.h stdlib.h string.h dnl 
                errno.h limits.h unistd.h fcntl.h dnl
                sys/stat.h sys/types.h)
AC_BEGIN_DECISION([mandatory system headers])
AC_IFALLYES(header:stdio.h header:stdlib.h header:string.h dnl
            header:errno.h header:limits.h header:unistd.h header:fcntl.h dnl
            header:sys/stat.h header:sys/types.h,
            AC_DECIDE(fine, [all fine]))
AC_END_DECISION

AC_HAVE_HEADERS(memory.h)
AC_CHECK_FUNCS(memcpy memset bcopy)
AC_CHECK_DEFINE(_POSIX_PATH_MAX, limits.h)
AC_CHECK_DEFINE(PATH_MAX, limits.h)
AC_CHECK_DEFINE(MAXPATHLEN, sys/param.h)
AC_CHECK_DEFINE(_POSIX_CHILD_MAX, limits.h)
AC_CHECK_DEFINE(CHILD_MAX, limits.h)

dnl #   some special defines for brain dead platforms
case $PLATFORM in
   *-*-sunos* ) AC_DEFINE(MM_OS_SUNOS)  ;;
   BS2000-*-* ) AC_DEFINE(MM_OS_BS2000) ;;
   *-*-beos*  ) AC_DEFINE(MM_OS_BEOS)   ;;
esac

dnl #
dnl #   method to determine virtual memory page size
dnl #

AC_CONFIGURE_PART(Virtual Memory Page Size)

AC_HAVE_HEADERS(unistd.h kernel/OS.h)
AC_HAVE_FUNCS(getpagesize sysconf)
AC_CHECK_DEFINE(_SC_PAGESIZE, unistd.h)
AC_CHECK_DEFINE(B_PAGE_SIZE, kernel/OS.h)

AC_BEGIN_DECISION([memory page size determination])
AC_IFALLYES(header:unistd.h func:getpagesize, 
            AC_DECIDE(MM_VMPS_GETPAGESIZE, [4.2BSD getpagesize()]))
AC_IFALLYES(header:unistd.h func:sysconf define:_SC_PAGESIZE, 
            AC_DECIDE(MM_VMPS_SYSCONF, [POSIX.1 sysconf(_SC_PAGESIZE)]))
AC_IFALLYES(header:kernel/OS.h define:B_PAGE_SIZE,
            AC_DECIDE(MM_VMPS_BEOS, [BeOS B_PAGE_SIZE])) 
AC_END_DECISION
AC_DEFINE_UNQUOTED($ac_decision)

dnl #
dnl #   Shared Memory
dnl #

AC_CONFIGURE_PART(Shared Memory Implementation)

AC_HAVE_HEADERS(sys/mman.h)
AC_CHECK_DEFINE(MAP_ANON, sys/mman.h)
AC_HAVE_FUNCS(mmap munmap shm_open shm_unlink)
AC_TEST_FILE(/dev/zero)
AC_HAVE_HEADERS(sys/ipc.h sys/shm.h sys/file.h)
AC_HAVE_FUNCS(shmget shmat shmdt shmctl)
AC_HAVE_HEADERS(kernel/OS.h)
AC_HAVE_FUNCS(create_area)

AC_BEGIN_DECISION([shared memory allocation method])
AC_IFALLYES(header:kernel/OS.h func:create_area,
            AC_DECIDE(MM_SHMT_BEOS, [BeOS areas]))
AC_IFALLYES(header:sys/mman.h func:mmap func:munmap, 
            AC_DECIDE(MM_SHMT_MMFILE, [Classical mmap() on temporary file]))
AC_IFALLYES(header:sys/mman.h func:mmap func:munmap func:shm_open func:shm_unlink, 
            AC_DECIDE(MM_SHMT_MMPOSX, [mmap() via POSIX.1 shm_open() on temporary file]))
AC_IFALLYES(header:sys/mman.h func:mmap func:munmap file:/dev/zero, 
            AC_DECIDE(MM_SHMT_MMZERO, [SVR4-style mmap() on /dev/zero]))
AC_IFALLYES(header:sys/ipc.h header:sys/shm.h header:sys/file.h dnl
            func:shmget func:shmat func:shmdt func:shmctl,
            AC_DECIDE(MM_SHMT_IPCSHM, [SysV IPC shmget()]))
AC_IFALLYES(header:sys/mman.h func:mmap func:munmap define:MAP_ANON, 
            AC_DECIDE(MM_SHMT_MMANON, [4.4BSD-style mmap() via MAP_ANON]))
case $PLATFORM in
    *-*-linux* )
        #   Unfortunately, Linux has many problems, so we have to do
        #   more granular manual decisions here. The background is:
        #   MM_SHMT_IPCSHM:
        #       Supported under Linux 2.0 and upwards. Works out of the
        #       box on Linux 2.2, but requires an explicitly mounted shm
        #       filesystem under 2.3 only. The requirement for the shm
        #       filesystem should be gone with Linux 2.4.
        #   MM_SHMT_MMANON:
        #       Not allowed up to and included to Linux 2.2.
        #       Should be supported in Linux 2.3, but still hangs there.
        #       Will be supported from Linux 2.4 on the first time really.
        #   MM_SHMT_MMZERO:
        #       Not allowed up to and included to Linux 2.2.
        #       Should be supported in Linux 2.3, but still hangs there.
        #       Will be supported from Linux 2.4 on the first time really.
        #   MM_SHMT_MMFILE:
        #       Works on Linux versions. 
        case $PLATFORM in
            *-linux1* )
                AC_DECISION_FORCE(MM_SHMT_MMFILE)
                ;;
            *-*-linux2.0* )
                AC_DECISION_FORCE(MM_SHMT_IPCSHM)
                ;;
            *-*-linux2.[12]* )
                AC_DECISION_FORCE(MM_SHMT_IPCSHM)
                ;;
            *-*-linux2.3* )
                if test ".`df 2>/dev/null | grep shm`" != .; then
                    AC_DECISION_FORCE(MM_SHMT_IPCSHM)
                else
                    AC_DECISION_FORCE(MM_SHMT_MMFILE)
                fi
                ;;
            * )
                AC_DECISION_OVERRIDE(MM_SHMT_MMFILE MM_SHMT_MMZERO MM_SHMT_MMPOSX MM_SHMT_MMANON MM_SHMT_IPCSHM)
        esac
        ;;
esac
AC_ARG_WITH(shm,dnl
[  --with-shm=TYPE         force shared memory type: MMFILE MMZERO MMPOSX MMANON IPCSHM BEOS],
AC_DECISION_FORCE(MM_SHMT_$withval)
)dnl
AC_END_DECISION
AC_DEFINE_UNQUOTED($ac_decision)

AC_CHECK_MAXSEGSIZE($ac_decision)

dnl #
dnl #   Mutex
dnl #

AC_CONFIGURE_PART(Mutual Exclusion Implementation)

AC_HAVE_HEADERS(sys/ipc.h sys/sem.h sys/file.h)
AC_HAVE_FUNCS(semget semctl)
AC_CHECK_DEFINE(LOCK_EX, sys/file.h)
AC_CHECK_DEFINE(F_SETLK, fcntl.h)
AC_CHECK_DEFINE(IPC_PRIVATE, sys/ipc.h)
AC_CHECK_DEFINE(SEM_UNDO, sys/sem.h)
AC_HAVE_HEADERS(kernel/OS.h)
AC_CHECK_FUNCS(create_sem)

AC_MSG_CHECKING(whether union semun is defined in sys/sem.h)
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/sem.h>
],[
union semun arg;
semctl(0, 0, 0, arg);
],
AC_DEFINE(HAVE_UNION_SEMUN)
msg=yes,dnl
msg=no)
AC_MSG_RESULT([$msg])

AC_BEGIN_DECISION([mutex implementation method])
AC_IFALLYES(header:sys/file.h define:LOCK_EX, 
            AC_DECIDE(MM_SEMT_FLOCK, [4.2BSD-style flock() on temporary file]))
AC_IFALLYES(header:sys/ipc.h header:sys/sem.h header:sys/file.h dnl
            func:semget func:semctl,
            AC_DECIDE(MM_SEMT_IPCSEM, [SysV IPC semget()]))
AC_IFALLYES(header:fcntl.h define:F_SETLK, 
            AC_DECIDE(MM_SEMT_FCNTL, [SVR4-style fcntl() on temporary file]))
AC_IFALLYES(header:kernel/OS.h func:create_sem,
            AC_DECIDE(MM_SEMT_BEOS, [BeOS semaphores]))
AC_ARG_WITH(sem,dnl
[  --with-sem=TYPE         force semaphore type: FLOCK FCNTL IPCSEM BEOS],
AC_DECISION_FORCE(MM_SEMT_$withval)
)dnl
AC_END_DECISION
AC_DEFINE_UNQUOTED($ac_decision)

dnl #
dnl #   finally: source file substitution...
dnl #

AC_CONFIGURE_PART(Output Substitution)

AC_OUTPUT(dnl
Makefile dnl
mm-config dnl
,dnl
chmod a+x mm-config
)dnl

if test ".$enable_batch" != .yes; then
    echo ""
    echo "Now please type \`${T_MD}make${T_ME}' to compile. Good luck."
    echo ""
fi

dnl ##EOF##
@


1.20
log
@bump copyright year
@
text
@@


1.19
log
@*** empty log message ***
@
text
@d25 1
a25 1
echo "Copyright (c) 1999-2001 Ralf S. Engelschall, All Rights Reserved."
@


1.18
log
@*** empty log message ***
@
text
@d25 1
a25 1
echo "Copyright (c) 1999-2000 Ralf S. Engelschall, All Rights Reserved."
@


1.17
log
@*** empty log message ***
@
text
@d86 1
@


1.16
log
@*** empty log message ***
@
text
@d140 37
a176 12
        #   Hell, Linux is brain-dead. It has problems with MM_SHMT_MMANON
        #   (seems to be completely broken on 2.0), MM_SHMT_MMZERO (seems like
        #   Linux 2.0 hates this classical combination and return EINVAL for
        #   unknown reasons) and MM_SHMT_IPCSHM (requires that a IPC shm
        #   filesystem is mounted since 2.3). So, technically MM_SHMT_IPCSHM
        #   would be preferred, because the remaining and working
        #   MM_SHMT_MMFILE requires a temporary file.
        if test ".`df 2>/dev/null | grep shm`" = .; then
            AC_DECISION_OVERRIDE(MM_SHMT_MMANON MM_SHMT_MMZERO MM_SHMT_IPCSHM MM_SHMT_MMFILE MM_SHMT_MMPOSX)
        else
            AC_DECISION_OVERRIDE(MM_SHMT_MMANON MM_SHMT_MMZERO MM_SHMT_MMFILE MM_SHMT_MMPOSX MM_SHMT_IPCSHM)
        fi
@


1.15
log
@*** empty log message ***
@
text
@d125 2
a137 2
AC_IFALLYES(header:kernel/OS.h func:create_area,
            AC_DECIDE(MM_SHMT_BEOS, [BeOS areas]))
d139 13
a151 4
    *-*-linux* ) 
        #   Linux has problems with MM_SHMT_MMANON
        AC_DECISION_OVERRIDE(MM_SHMT_MMANON MM_SHMT_MMFILE MM_SHMT_MMZERO dnl
                             MM_SHMT_MMPOSX MM_SHMT_IPCSHM)
@


1.14
log
@*** empty log message ***
@
text
@d84 2
a85 1
   *-*-sunos* ) AC_DEFINE(MM_OS_SUNOS) ;;
@


1.13
log
@*** empty log message ***
@
text
@d10 1
a10 1
AC_REVISION(1.0)dnl
d30 1
a30 1
AC_CONFIG_HEADER(mm_conf.h)dnl
@


1.12
log
@*** empty log message ***
@
text
@d93 1
a93 1
AC_HAVE_HEADERS(unistd.h)
d96 1
d103 2
d120 2
d135 2
d145 1
a145 1
[  --with-shm=TYPE         force shared memory type: MMFILE MMZERO MMPOSX MMANON IPCSHM],
d165 2
d190 2
d193 1
a193 1
[  --with-sem=TYPE         force semaphore type: FLOCK FCNTL IPCSEM],
@


1.11
log
@*** empty log message ***
@
text
@d25 1
a25 1
echo "Copyright (c) 1999 Ralf S. Engelschall, All Rights Reserved."
@


1.10
log
@*** empty log message ***
@
text
@d24 1
a24 1
echo "Configuring ${T_MD}MM Shared Memory Library${T_ME}, Version ${T_MD}${MM_VERSION_STR}${T_ME}"
@


1.9
log
@*** empty log message ***
@
text
@d173 1
a173 1
AC_BEGIN_DECISION([mutual exclusion implementation method])
@


1.8
log
@*** empty log message ***
@
text
@d18 2
a19 2
PLATFORM=`./config.guess`
PLATFORM=`./config.sub $PLATFORM`
@


1.7
log
@*** empty log message ***
@
text
@d10 1
a10 1
AC_REVISION($Revision: 1.6 $)
@


1.6
log
@*** empty log message ***
@
text
@d9 2
a10 2
AC_PREREQ(2.14)dnl
AC_REVISION($Revision: 1.5 $)
@


1.5
log
@*** empty log message ***
@
text
@d10 1
a10 1
AC_REVISION($Revision: 1.4 $)
d24 1
a24 1
echo "Configuring ${T_MD}MM Shared Memory Library${T_ME}, Version ${MM_VERSION_STR}${T_ME}"
d33 9
d200 6
@


1.4
log
@*** empty log message ***
@
text
@d10 1
a10 1
AC_REVISION($Revision: 1.3 $)
d24 1
a24 1
echo "${T_MD}Configuring MM library, Version ${MM_VERSION_STR}${T_ME}"
@


1.3
log
@*** empty log message ***
@
text
@d10 1
a10 1
AC_REVISION($Revision: 1.2 $)
d16 2
a17 2
T_MD="`$ac_shtool echo -n -e %B`"
T_ME="`$ac_shtool echo -n -e %b`"
@


1.2
log
@*** empty log message ***
@
text
@d10 1
a10 1
AC_REVISION($Revision: 1.1.1.1 $)
d12 1
a12 1
dnl #   lshtool bootstrap
@


1.1
log
@Initial revision
@
text
@d10 1
a10 1
AC_REVISION($Revision: 1.0$)
d13 5
a17 5
LSHTOOL="\$(TOP)/lshtool"
AC_SUBST(LSHTOOL)
ac_lshtool="./lshtool"
T_MD=`$ac_lshtool becho -b 2>/dev/null`
T_ME=`$ac_lshtool becho -e 2>/dev/null`
d20 1
a20 1
MM_VERSION_STR="`$ac_lshtool newvers -l c -d long mm_vers.c`"
d26 1
a26 1
echo "Platform: ${T_MD}$PLATFORM${T_ME}"
@


1.1.1.1
log
@Import into CVS
@
text
@@