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configure.in
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configure.in
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dnl Process this file with autoconf 2.0 or later to make a configure script.
AC_REVISION($Revision$)
AC_PREREQ(2.0)
AC_INIT(Include/object.h)
AC_CONFIG_HEADER(pyconfig.h)
# Set VERSION so we only need to edit in one place (i.e., here)
AC_SUBST(VERSION)
VERSION=2.3
AC_SUBST(SOVERSION)
SOVERSION=1.0
# Arguments passed to configure.
AC_SUBST(CONFIG_ARGS)
CONFIG_ARGS="$ac_configure_args"
AC_ARG_ENABLE(framework,
[ --enable-framework[=INSTALLDIR] Build (MacOSX|Darwin) framework],[
case $enableval in
yes)
enableval=/Library/Frameworks
esac
case $enableval in
no)
PYTHONFRAMEWORK=
PYTHONFRAMEWORKDIR=no-framework
PYTHONFRAMEWORKPREFIX=
PYTHONFRAMEWORKINSTALLDIR=
enable_framework=
;;
*)
PYTHONFRAMEWORK=Python
PYTHONFRAMEWORKDIR=Python.framework
PYTHONFRAMEWORKPREFIX=$enableval
PYTHONFRAMEWORKINSTALLDIR=$PYTHONFRAMEWORKPREFIX/$PYTHONFRAMEWORKDIR
prefix=$PYTHONFRAMEWORKINSTALLDIR/Versions/$VERSION
esac
],[
PYTHONFRAMEWORK=
PYTHONFRAMEWORKDIR=no-framework
PYTHONFRAMEWORKPREFIX=
PYTHONFRAMEWORKINSTALLDIR=
enable_framework=
])
AC_SUBST(PYTHONFRAMEWORK)
AC_SUBST(PYTHONFRAMEWORKDIR)
AC_SUBST(PYTHONFRAMEWORKPREFIX)
AC_SUBST(PYTHONFRAMEWORKINSTALLDIR)
##AC_ARG_WITH(dyld,
##[ --with-dyld Use (OpenStep|Rhapsody) dynamic linker],,)
##
# Set name for machine-dependent library files
AC_SUBST(MACHDEP)
AC_MSG_CHECKING(MACHDEP)
if test -z "$MACHDEP"
then
ac_sys_system=`uname -s`
if test "$ac_sys_system" = "AIX" -o "$ac_sys_system" = "Monterey64"; then
ac_sys_release=`uname -v`
else
ac_sys_release=`uname -r`
fi
ac_md_system=`echo $ac_sys_system |
tr -d '[/ ]' | tr '[[A-Z]]' '[[a-z]]'`
ac_md_release=`echo $ac_sys_release |
tr -d '[/ ]' | sed 's/^[[A-Z]]\.//' | sed 's/\..*//'`
MACHDEP="$ac_md_system$ac_md_release"
case $MACHDEP in
cygwin*) MACHDEP="cygwin";;
darwin*) MACHDEP="darwin";;
'') MACHDEP="unknown";;
esac
fi
#
# SGI compilers allow the specification of the both the ABI and the
# ISA on the command line. Depending on the values of these switches,
# different and often incompatable code will be generated.
#
# The SGI_ABI variable can be used to modify the CC and LDFLAGS and
# thus supply support for various ABI/ISA combinations. The MACHDEP
# variable is also adjusted.
#
AC_SUBST(SGI_ABI)
if test ! -z "$SGI_ABI"
then
CC="cc $SGI_ABI"
LDFLAGS="$SGI_ABI $LDFLAGS"
MACHDEP=`echo "${MACHDEP}${SGI_ABI}" | sed 's/ *//g'`
fi
AC_MSG_RESULT($MACHDEP)
# checks for alternative programs
AC_MSG_CHECKING(for --without-gcc)
AC_ARG_WITH(gcc, [ --without-gcc never use gcc], [
case $withval in
no) CC=cc
without_gcc=yes;;
yes) CC=gcc
without_gcc=no;;
*) CC=$withval
without_gcc=$withval;;
esac], [
case $ac_sys_system in
AIX*) CC=cc_r
without_gcc=;;
BeOS*)
case $BE_HOST_CPU in
ppc)
CC=mwcc
without_gcc=yes
OPT="-O -D'DL_EXPORT(RTYPE)=__declspec(dllexport) RTYPE' -D'DL_IMPORT(RTYPE)=__declspec(dllexport) RTYPE' -export pragma"
CCSHARED="-UDL_IMPORT -D'DL_IMPORT(RTYPE)=__declspec(dllimport) RTYPE'"
LDFLAGS="$LDFLAGS -nodup"
;;
x86)
CC=gcc
without_gcc=no
OPT=-O
;;
*)
AC_ERROR(Unknown BeOS platform \"$BE_HOST_CPU\")
;;
esac
AR="\$(srcdir)/Modules/ar_beos"
RANLIB=:
;;
Monterey*)
RANLIB=:
without_gcc=;;
*) without_gcc=no;;
esac])
AC_MSG_RESULT($without_gcc)
AC_SUBST(CXX)
AC_SUBST(MAINOBJ)
MAINOBJ=python.o
AC_MSG_CHECKING(for --with-cxx=<compiler>)
AC_ARG_WITH(cxx, [ --with-cxx=<compiler> enable C++ support],[
check_cxx=no
case $withval in
no) CXX=
with_cxx=no;;
*) CXX=$withval
MAINOBJ=ccpython.o
with_cxx=$withval;;
esac], [
with_cxx=no
check_cxx=yes
])
AC_MSG_RESULT($with_cxx)
if test "$with_cxx" = "yes"
then
AC_ERROR(must supply a compiler when using --with-cxx)
fi
dnl The following fragment works similar to AC_PROG_CXX.
dnl It does not fail if CXX is not found, and it is not executed if
dnl --without-cxx was given.
dnl Finally, it does not test whether CXX is g++.
dnl Autoconf 2.5x does not have AC_PROG_CXX_WORKS anymore
ifdef([AC_PROG_CXX_WORKS],[],
[AC_DEFUN([AC_PROG_CXX_WORKS],
[AC_LANG_PUSH(C++)dnl
_AC_COMPILER_EXEEXT
AC_LANG_POP()
]
)])
if test "$check_cxx" = "yes"
then
AC_CHECK_PROGS(CXX, $CCC c++ g++ gcc CC cxx cc++ cl, notfound)
if test "$CXX" = "notfound"
then
CXX=
else
AC_PROG_CXX_WORKS
fi
fi
# If the user switches compilers, we can't believe the cache
if test ! -z "$ac_cv_prog_CC" -a ! -z "$CC" -a "$CC" != "$ac_cv_prog_CC"
then
AC_ERROR(cached CC is different -- throw away $cache_file
(it is also a good idea to do 'make clean' before compiling))
fi
AC_PROG_CC
# checks for UNIX variants that set C preprocessor variables
AC_AIX
AC_MINIX
AC_EXEEXT
AC_MSG_CHECKING(for --with-suffix)
AC_ARG_WITH(suffix, [ --with-suffix=.exe set executable suffix],[
case $withval in
no) EXEEXT=;;
yes) EXEEXT=.exe;;
*) EXEEXT=$withval;;
esac])
AC_MSG_RESULT($EXEEXT)
# Test whether we're running on a non-case-sensitive system, in which
# case we give a warning if no ext is given
AC_SUBST(BUILDEXEEXT)
AC_MSG_CHECKING(for case-insensitive build directory)
if test -d "python"
then
AC_MSG_RESULT(yes)
BUILDEXEEXT=.exe
else
AC_MSG_RESULT(no)
BUILDEXEEXT=$EXEEXT
fi
case $MACHDEP in
bsdos*)
case $CC in
gcc) CC="$CC -D_HAVE_BSDI";;
esac;;
esac
case $ac_sys_system in
hp*|HP*)
case $CC in
cc|*/cc) CC="$CC -Ae";;
esac;;
Monterey*)
case $CC in
cc) CC="$CC -Wl,-Bexport";;
esac;;
SunOS*)
# Some functions have a prototype only with that define, e.g. confstr
AC_DEFINE(__EXTENSIONS__, 1, [Defined on Solaris to see additional function prototypes.])
;;
esac
AC_SUBST(LIBRARY)
AC_MSG_CHECKING(LIBRARY)
if test -z "$LIBRARY"
then
LIBRARY='libpython$(VERSION).a'
fi
AC_MSG_RESULT($LIBRARY)
# LDLIBRARY is the name of the library to link against (as opposed to the
# name of the library into which to insert object files). BLDLIBRARY is also
# the library to link against, usually. On Mac OS X frameworks, BLDLIBRARY
# is blank as the main program is not linked directly against LDLIBRARY.
# LDLIBRARYDIR is the path to LDLIBRARY, which is made in a subdirectory. On
# systems without shared libraries, LDLIBRARY is the same as LIBRARY
# (defined in the Makefiles). On Cygwin LDLIBRARY is the import library,
# DLLLIBRARY is the shared (i.e., DLL) library.
#
# RUNSHARED is used to run shared python without installed libraries
#
# INSTSONAME is the name of the shared library that will be use to install
# on the system - some systems like version suffix, others don't
AC_SUBST(LDLIBRARY)
AC_SUBST(DLLLIBRARY)
AC_SUBST(BLDLIBRARY)
AC_SUBST(LDLIBRARYDIR)
AC_SUBST(INSTSONAME)
AC_SUBST(RUNSHARED)
LDLIBRARY="$LIBRARY"
BLDLIBRARY='$(LDLIBRARY)'
INSTSONMAE='$(LDLIBRARY)'
DLLLIBRARY=''
LDLIBRARYDIR=''
RUNSHARED=''
# LINKCC is the command that links the python executable -- default is $(CC).
# If CXX is set, and if it is needed to link a main function that was
# compiled with CXX, LINKCC is CXX instead. Always using CXX is undesirable:
# python might then depend on the C++ runtime
# This is altered for AIX in order to build the export list before
# linking.
AC_SUBST(LINKCC)
AC_MSG_CHECKING(LINKCC)
if test -z "$LINKCC"
then
if test -z "$CXX"; then
LINKCC="\$(PURIFY) \$(CC)"
else
echo 'int main(){return 0;}' > conftest.$ac_ext
$CXX -c conftest.$ac_ext 2>&5
if $CC -o conftest$ac_exeext conftest.$ac_objext 2>&5 \
&& test -s conftest$ac_exeext && ./conftest$ac_exeext
then
LINKCC="\$(PURIFY) \$(CC)"
else
LINKCC="\$(PURIFY) \$(CXX)"
fi
rm -fr conftest*
fi
case $ac_sys_system in
AIX*)
LINKCC="\$(srcdir)/Modules/makexp_aix Modules/python.exp \"\" \$(LIBRARY); $LINKCC";;
dgux*)
LINKCC="LD_RUN_PATH=$libdir $LINKCC";;
Monterey64*)
LINKCC="$LINKCC -L/usr/lib/ia64l64";;
esac
fi
AC_MSG_RESULT($LINKCC)
AC_MSG_CHECKING(for --enable-shared)
AC_ARG_ENABLE(shared,
[ --enable-shared disable/enable building shared python library])
if test -z "$enable_shared"
then
enable_shared="no"
fi
AC_MSG_RESULT($enable_shared)
AC_MSG_CHECKING(LDLIBRARY)
# MacOSX framework builds need more magic. LDLIBRARY is the dynamic
# library that we build, but we do not want to link against it (we
# will find it with a -framework option). For this reason there is an
# extra variable BLDLIBRARY against which Python and the extension
# modules are linked, BLDLIBRARY. This is normally the same as
# LDLIBRARY, but empty for MacOSX framework builds.
if test "$enable_framework"
then
LDLIBRARY='$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
LDLIBRARYDIR='$(PYTHONFRAMEWORKDIR)'
BLDLIBRARY=''
else
BLDLIBRARY='$(LDLIBRARY)'
fi
# Other platforms follow
if test $enable_shared = "yes"; then
case $ac_sys_system in
BeOS*)
LDLIBRARY='libpython$(VERSION).so'
;;
CYGWIN*)
LDLIBRARY='libpython$(VERSION).dll.a'
DLLLIBRARY='libpython$(VERSION).dll'
;;
SunOS*)
LDLIBRARY='libpython$(VERSION).so'
BLDLIBRARY='-Wl,-rpath,$(LIBDIR) -L. -lpython$(VERSION)'
RUNSHARED=LD_LIBRARY_PATH=`pwd`:$LD_LIBRARY_PATH
;;
Linux*)
LDLIBRARY='libpython$(VERSION).so'
BLDLIBRARY='-L. -lpython$(VERSION)'
RUNSHARED=LD_LIBRARY_PATH=`pwd`:$LD_LIBRARY_PATH
INSTSONAME="$LDLIBRARY".$SOVERSION
;;
hp*|HP*)
LDLIBRARY='libpython$(VERSION).sl'
BLDLIBRARY='-Wl,+b,$(LIBDIR) -L. -lpython$(VERSION)'
RUNSHARED=SHLIB_PATH=`pwd`:$SHLIB_PATH
;;
OSF*)
LDLIBRARY='libpython$(VERSION).so'
BLDLIBRARY='-rpath $(LIBDIR) -L. -lpython$(VERSION)'
RUNSHARED=LD_LIBRARY_PATH=`pwd`:$LD_LIBRARY_PATH
;;
esac
# DG/UX requires some fancy ld contortions to produce a .so from an .a
case $MACHDEP in
dguxR4)
LDLIBRARY='libpython$(VERSION).so'
OPT="$OPT -pic"
;;
esac
fi
AC_MSG_RESULT($LDLIBRARY)
AC_PROG_RANLIB
AC_SUBST(AR)
AC_CHECK_PROGS(AR, ar aal, ar)
case $MACHDEP in
bsdos*|hp*|HP*)
# install -d does not work on BSDI or HP-UX
if test -z "$INSTALL"
then
INSTALL="${srcdir}/install-sh -c"
fi
esac
AC_PROG_INSTALL
# Not every filesystem supports hard links
AC_SUBST(LN)
if test -z "$LN" ; then
case $ac_sys_system in
BeOS*) LN="ln -s";;
CYGWIN*) LN="ln -s";;
*) LN=ln;;
esac
fi
# Check for --with-pydebug
AC_MSG_CHECKING(for --with-pydebug)
AC_ARG_WITH(pydebug,
[ --with-pydebug build with Py_DEBUG defined], [
if test "$withval" != no
then
AC_DEFINE(Py_DEBUG, 1,
[Define if you want to build an interpreter with many run-time checks.])
AC_MSG_RESULT(yes);
Py_DEBUG='true'
else AC_MSG_RESULT(no); Py_DEBUG='false'
fi],
[AC_MSG_RESULT(no)])
# Optimizer/debugger flags
AC_SUBST(OPT)
if test -z "$OPT"
then
case $GCC in
yes)
case $ac_cv_prog_cc_g in
yes)
if test "$Py_DEBUG" = 'true' ; then
# Optimization messes up debuggers, so turn it off for
# debug builds.
OPT="-g -Wall -Wstrict-prototypes"
else
OPT="-g -O3 -Wall -Wstrict-prototypes"
fi;;
*)
OPT="-O3 -Wall -Wstrict-prototypes";;
esac
;;
*)
case $ac_sys_system in
OpenUNIX*|UnixWare*)
OPT="-O -K pentium,host,inline,loop_unroll,alloca ";;
*)
OPT="-O";;
esac
esac
case $ac_sys_system in
Darwin*)
OPT="$OPT -Wno-long-double -no-cpp-precomp";;
esac
fi
if test "$Py_DEBUG" = 'true'; then
:
else
OPT="-DNDEBUG $OPT"
fi
# The current (beta) Monterey compiler dies with optimizations
case $ac_sys_system in
Monterey*) OPT="";;
esac
if test "$ac_arch_flags"
then
OPT="$OPT $ac_arch_flags"
fi
AC_MSG_CHECKING(whether $CC accepts -OPT:Olimit=0)
AC_CACHE_VAL(ac_cv_opt_olimit_ok,
[ac_save_cc="$CC"
CC="$CC -OPT:Olimit=0"
AC_TRY_RUN([int main() { return 0; }],
ac_cv_opt_olimit_ok=yes,
ac_cv_opt_olimit_ok=no,
ac_cv_opt_olimit_ok=no)
CC="$ac_save_cc"])
AC_MSG_RESULT($ac_cv_opt_olimit_ok)
if test $ac_cv_opt_olimit_ok = yes; then
case $ac_sys_system in
Darwin*) OPT="$OPT" ;;
*) OPT="$OPT -OPT:Olimit=0";;
esac
else
AC_MSG_CHECKING(whether $CC accepts -Olimit 1500)
AC_CACHE_VAL(ac_cv_olimit_ok,
[ac_save_cc="$CC"
CC="$CC -Olimit 1500"
AC_TRY_RUN([int main() { return 0; }],
ac_cv_olimit_ok=yes,
ac_cv_olimit_ok=no,
ac_cv_olimit_ok=no)
CC="$ac_save_cc"])
AC_MSG_RESULT($ac_cv_olimit_ok)
if test $ac_cv_olimit_ok = yes; then
OPT="$OPT -Olimit 1500"
fi
fi
# On some compilers, pthreads are available without further options
# (e.g. MacOS X). On some of these systems, the compiler will not
# complain if unaccepted options are passed (e.g. gcc on Mac OS X).
# So we have to see first whether pthreads are available without
# options before we can check whether -Kpthread improves anything.
AC_MSG_CHECKING(whether pthreads are available without options)
AC_CACHE_VAL(ac_cv_pthread_is_default,
[AC_TRY_RUN([
#include <pthread.h>
void* routine(void* p){return NULL;}
int main(){
pthread_t p;
if(pthread_create(&p,NULL,routine,NULL)!=0)
return 1;
(void)pthread_detach(p);
return 0;
}
],
ac_cv_pthread_is_default=yes,
ac_cv_pthread_is_default=no,
ac_cv_pthread_is_default=no)
])
AC_MSG_RESULT($ac_cv_pthread_is_default)
if test $ac_cv_pthread_is_default = yes
then
ac_cv_kpthread=no
else
# -Kpthread, if available, provides the right #defines
# and linker options to make pthread_create available
# Some compilers won't report that they do not support -Kpthread,
# so we need to run a program to see whether it really made the
# function available.
AC_MSG_CHECKING(whether $CC accepts -Kpthread)
AC_CACHE_VAL(ac_cv_kpthread,
[ac_save_cc="$CC"
CC="$CC -Kpthread"
AC_TRY_RUN([
#include <pthread.h>
void* routine(void* p){return NULL;}
int main(){
pthread_t p;
if(pthread_create(&p,NULL,routine,NULL)!=0)
return 1;
(void)pthread_detach(p);
return 0;
}
],
ac_cv_kpthread=yes,
ac_cv_kpthread=no,
ac_cv_kpthread=no)
CC="$ac_save_cc"])
AC_MSG_RESULT($ac_cv_kpthread)
fi
dnl # check for ANSI or K&R ("traditional") preprocessor
dnl AC_MSG_CHECKING(for C preprocessor type)
dnl AC_TRY_COMPILE([
dnl #define spam(name, doc) {#name, &name, #name "() -- " doc}
dnl int foo;
dnl struct {char *name; int *addr; char *doc;} desc = spam(foo, "something");
dnl ], [;], cpp_type=ansi, AC_DEFINE(HAVE_OLD_CPP) cpp_type=traditional)
dnl AC_MSG_RESULT($cpp_type)
# checks for header files
AC_HEADER_STDC
AC_CHECK_HEADERS(dlfcn.h fcntl.h grp.h limits.h langinfo.h \
libintl.h locale.h ncurses.h poll.h pthread.h \
signal.h stdarg.h stddef.h stdlib.h thread.h unistd.h utime.h termios.h \
sys/audioio.h sys/file.h sys/lock.h sys/modem.h db_185.h db.h \
sys/param.h sys/poll.h sys/select.h sys/socket.h sys/time.h sys/times.h \
sys/un.h sys/utsname.h sys/wait.h pty.h term.h libutil.h \
ndbm.h db1/ndbm.h gdbm/ndbm.h sys/resource.h netpacket/packet.h)
AC_HEADER_DIRENT
# checks for typedefs
was_it_defined=no
AC_MSG_CHECKING(for clock_t in time.h)
AC_EGREP_HEADER(clock_t, time.h, was_it_defined=yes, [
AC_DEFINE(clock_t, long, [Define to 'long' if <time.h> doesn't define.])
])
AC_MSG_RESULT($was_it_defined)
# Two defines needed to enable largefile support on various platforms
# These may affect some typedefs
AC_DEFINE(_LARGEFILE_SOURCE, 1,
[This must be defined on some systems to enable large file support.])
AC_DEFINE(_FILE_OFFSET_BITS, 64,
[This must be set to 64 on some systems to enable large file support.])
# Add some code to confdefs.h so that the test for off_t works on SCO
cat >> confdefs.h <<\EOF
#if defined(SCO_DS)
#undef _OFF_T
#endif
EOF
# Type availability checks
AC_TYPE_MODE_T
AC_TYPE_OFF_T
AC_TYPE_PID_T
AC_TYPE_SIGNAL
AC_TYPE_SIZE_T
AC_TYPE_UID_T
# Sizes of various common basic types
AC_CHECK_SIZEOF(int, 4)
AC_CHECK_SIZEOF(long, 4)
AC_CHECK_SIZEOF(void *, 4)
AC_CHECK_SIZEOF(char, 1)
AC_CHECK_SIZEOF(short, 2)
AC_CHECK_SIZEOF(float, 4)
AC_CHECK_SIZEOF(double, 8)
AC_CHECK_SIZEOF(fpos_t, 4)
AC_MSG_CHECKING(for long long support)
have_long_long=no
AC_TRY_COMPILE([], [long long x; x = (long long)0;], [
AC_DEFINE(HAVE_LONG_LONG, 1, [Define this if you have the type long long.])
have_long_long=yes
])
AC_MSG_RESULT($have_long_long)
if test "$have_long_long" = yes ; then
AC_CHECK_SIZEOF(long long, 8)
fi
AC_MSG_CHECKING(for uintptr_t support)
have_uintptr_t=no
AC_TRY_COMPILE([], [uintptr_t x; x = (uintptr_t)0;], [
AC_DEFINE(HAVE_UINTPTR_T, 1, [Define this if you have the type uintptr_t.])
have_uintptr_t=yes
])
AC_MSG_RESULT($have_uintptr_t)
if test "$have_uintptr_t" = yes ; then
AC_CHECK_SIZEOF(uintptr_t, 4)
fi
# Hmph. AC_CHECK_SIZEOF() doesn't include <sys/types.h>.
AC_MSG_CHECKING(size of off_t)
AC_CACHE_VAL(ac_cv_sizeof_off_t,
[AC_TRY_RUN([#include <stdio.h>
#include <sys/types.h>
main()
{
FILE *f=fopen("conftestval", "w");
if (!f) exit(1);
fprintf(f, "%d\n", sizeof(off_t));
exit(0);
}],
ac_cv_sizeof_off_t=`cat conftestval`,
ac_cv_sizeof_off_t=0,
ac_cv_sizeof_off_t=4)
])
AC_MSG_RESULT($ac_cv_sizeof_off_t)
AC_DEFINE_UNQUOTED(SIZEOF_OFF_T, $ac_cv_sizeof_off_t,
[The number of bytes in an off_t.])
AC_MSG_CHECKING(whether to enable large file support)
if test "$have_long_long" = yes -a \
"$ac_cv_sizeof_off_t" -gt "$ac_cv_sizeof_long" -a \
"$ac_cv_sizeof_long_long" -ge "$ac_cv_sizeof_off_t"; then
AC_DEFINE(HAVE_LARGEFILE_SUPPORT, 1,
[Defined to enable large file support when an off_t is bigger than a long
and long long is available and at least as big as an off_t. You may need
to add some flags for configuration and compilation to enable this mode.
(For Solaris and Linux, the necessary defines are already defined.)])
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
# AC_CHECK_SIZEOF() doesn't include <time.h>.
AC_MSG_CHECKING(size of time_t)
AC_CACHE_VAL(ac_cv_sizeof_time_t,
[AC_TRY_RUN([#include <stdio.h>
#include <time.h>
main()
{
FILE *f=fopen("conftestval", "w");
if (!f) exit(1);
fprintf(f, "%d\n", sizeof(time_t));
exit(0);
}],
ac_cv_sizeof_time_t=`cat conftestval`,
ac_cv_sizeof_time_t=0,
ac_cv_sizeof_time_t=4)
])
AC_MSG_RESULT($ac_cv_sizeof_time_t)
AC_DEFINE_UNQUOTED(SIZEOF_TIME_T, $ac_cv_sizeof_time_t,
[The number of bytes in a time_t.])
# if have pthread_t then define SIZEOF_PTHREAD_T
ac_save_cc="$CC"
if test "$ac_cv_kpthread" = "yes"
then CC="$CC -Kpthread"
fi
AC_MSG_CHECKING(for pthread_t)
have_pthread_t=no
AC_TRY_COMPILE([#include <pthread.h>], [pthread_t x; x = *(pthread_t*)0;], have_pthread_t=yes)
AC_MSG_RESULT($have_pthread_t)
if test "$have_pthread_t" = yes ; then
# AC_CHECK_SIZEOF() doesn't include <pthread.h>.
AC_MSG_CHECKING(size of pthread_t)
AC_CACHE_VAL(ac_cv_sizeof_pthread_t,
[AC_TRY_RUN([#include <stdio.h>
#include <pthread.h>
main()
{
FILE *f=fopen("conftestval", "w");
if (!f) exit(1);
fprintf(f, "%d\n", sizeof(pthread_t));
exit(0);
}],
ac_cv_sizeof_pthread_t=`cat conftestval`,
ac_cv_sizeof_pthread_t=0,
ac_cv_sizeof_pthread_t=4)
])
AC_MSG_RESULT($ac_cv_sizeof_pthread_t)
AC_DEFINE_UNQUOTED(SIZEOF_PTHREAD_T, $ac_cv_sizeof_pthread_t,
[The number of bytes in a pthread_t.])
fi
CC="$ac_save_cc"
AC_MSG_CHECKING(for --enable-toolbox-glue)
AC_ARG_ENABLE(toolbox-glue,
[ --enable-toolbox-glue disable/enable MacOSX glue code for extensions])
if test -z "$enable_toolbox_glue"
then
case $ac_sys_system/$ac_sys_release in
Darwin/*)
enable_toolbox_glue="yes";;
*)
enable_toolbox_glue="no";;
esac
fi
case "$enable_toolbox_glue" in
yes)
extra_frameworks="-framework CoreServices -framework Foundation"
extra_machdep_objs="Python/mactoolboxglue.o"
extra_undefs="-u __dummy -u _PyMac_Error"
AC_DEFINE(USE_TOOLBOX_OBJECT_GLUE, 1,
[Define if you want to use MacPython modules on MacOSX in unix-Python.])
;;
*)
extra_frameworks=""
extra_machdep_objs=""
extra_undefs=""
;;
esac
AC_MSG_RESULT($enable_toolbox_glue)
AC_SUBST(LIBTOOL_CRUFT)
case $ac_sys_system/$ac_sys_release in
Darwin/1.3*)
ns_undef_sym='_environ'
LIBTOOL_CRUFT="-lcc_dynamic -arch_only ppc -U $ns_undef_sym"
LIBTOOL_CRUFT="$LIBTOOL_CRUFT $extra_frameworks"
LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -install_name $(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/Python'
LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -compatibility_version $(VERSION) -current_version $(VERSION)';;
Darwin/*)
ns_undef_sym='_environ'
LIBTOOL_CRUFT="-lcc_dynamic -arch_only ppc -flat_namespace -U $ns_undef_sym"
LIBTOOL_CRUFT="$LIBTOOL_CRUFT $extra_frameworks"
LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -install_name $(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/Python'
LIBTOOL_CRUFT=$LIBTOOL_CRUFT' -compatibility_version $(VERSION) -current_version $(VERSION)';;
esac
AC_MSG_CHECKING(for --enable-framework)
if test "$enable_framework"
then
OPT="$OPT -fno-common -dynamic"
# -U __environ is needed since bundles don't have access
# to crt0 when built but will always be linked against it
# -F. is needed to allow linking to the framework while
# in the build location.
case $ac_sys_system/$ac_sys_release in
Darwin/1.3*)LDFLAGS="$LDFLAGS -Wl,-F. -Wl,-U,$ns_undef_sym";;
Darwin/*)LDFLAGS="$LDFLAGS -Wl,-F. -Wl,-flat_namespace,-U,$ns_undef_sym";;
esac
AC_DEFINE(WITH_NEXT_FRAMEWORK, 1,
[Define if you want to produce an OpenStep/Rhapsody framework
(shared library plus accessory files).])
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
AC_MSG_CHECKING(for dyld)
case $ac_sys_system/$ac_sys_release in
Darwin/*)
AC_DEFINE(WITH_DYLD, 1,
[Define if you want to use the new-style (Openstep, Rhapsody, MacOS)
dynamic linker (dyld) instead of the old-style (NextStep) dynamic
linker (rld). Dyld is necessary to support frameworks.])
AC_MSG_RESULT(always on for Darwin)
;;
*)
AC_MSG_RESULT(no)
;;
esac
# Set info about shared libraries.
AC_SUBST(SO)
AC_SUBST(LDSHARED)
AC_SUBST(BLDSHARED)
AC_SUBST(CCSHARED)
AC_SUBST(LINKFORSHARED)
# SO is the extension of shared libraries `(including the dot!)
# -- usually .so, .sl on HP-UX, .dll on Cygwin
AC_MSG_CHECKING(SO)
if test -z "$SO"
then
case $ac_sys_system in
hp*|HP*) SO=.sl;;
CYGWIN*) SO=.dll;;
*) SO=.so;;
esac
fi
AC_MSG_RESULT($SO)
# LDSHARED is the ld *command* used to create shared library
# -- "ld" on SunOS 4.x.x, "cc -G" on SunOS 5.x, "ld -shared" on IRIX 5
# (Shared libraries in this instance are shared modules to be loaded into
# Python, as opposed to building Python itself as a shared library.)
AC_MSG_CHECKING(LDSHARED)
if test -z "$LDSHARED"
then
case $ac_sys_system/$ac_sys_release in
AIX*)
BLDSHARED="\$(srcdir)/Modules/ld_so_aix \$(CC) -bI:Modules/python.exp"
LDSHARED="\$(BINLIBDEST)/config/ld_so_aix \$(CC) -bI:\$(BINLIBDEST)/config/python.exp"
;;
BeOS*)
BLDSHARED="\$(srcdir)/Modules/ld_so_beos $LDLIBRARY"
LDSHARED="\$(BINLIBDEST)/config/ld_so_beos \$(LIBDIR)/$LDLIBRARY"
;;
IRIX/5*) LDSHARED="ld -shared";;
IRIX*/6*) LDSHARED="ld ${SGI_ABI} -shared -all";;
SunOS/4*) LDSHARED="ld";;
SunOS/5*)
if test "$GCC" = "yes"
then LDSHARED='$(CC) -shared'
else LDSHARED="$(CC) -G";
fi ;;
hp*|HP*) LDSHARED="ld -b";;
OSF*) LDSHARED="ld -shared -expect_unresolved \"*\"";;
DYNIX/ptx*) LDSHARED="ld -G";;
Darwin/1.3*)
LDSHARED='$(CC) $(LDFLAGS) -bundle'
if test "$enable_framework" ; then
# Link against the framework. All externals should be defined.
LDSHARED="$LDSHARED "'-framework $(PYTHONFRAMEWORK)'
else
# No framework. Ignore undefined symbols, assuming they come from Python
LDSHARED="$LDSHARED -undefined suppress"
fi ;;
Darwin/*)
LDSHARED='$(CC) $(LDFLAGS) -bundle'
if test "$enable_framework" ; then
# Link against the framework. All externals should be defined.
LDSHARED="$LDSHARED "'-framework $(PYTHONFRAMEWORK)'
else
# No framework, use the Python app as bundle-loader
BLDSHARED="$LDSHARED "'-bundle_loader $(BUILDPYTHON)'
LDSHARED="$LDSHARED "'-bundle_loader $(BINDIR)/$(PYTHON)'
fi ;;
Linux*|GNU*) LDSHARED="gcc -shared";;
dgux*) LDSHARED="ld -G";;
BSD/OS*/4*) LDSHARED="gcc -shared";;
OpenBSD*|NetBSD*|FreeBSD*)
if [[ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]]
then
LDSHARED="cc -shared ${LDFLAGS}"
else
LDSHARED="ld -Bshareable ${LDFLAGS}"
fi;;
OpenUNIX*|UnixWare*)
if test "$GCC" = "yes"
then LDSHARED="$(CC) -shared"
else LDSHARED="$(CC) -G"
fi;;
SCO_SV*) LDSHARED="cc -G -KPIC -Ki486 -belf -Wl,-Bexport";;
Monterey*) LDSHARED="cc -G -dy -Bdynamic -Bexport -L/usr/lib/ia64l64";;
CYGWIN*) LDSHARED="gcc -shared -Wl,--enable-auto-image-base";;
*) LDSHARED="ld";;
esac
fi
AC_MSG_RESULT($LDSHARED)
BLDSHARED=${BLDSHARED-$LDSHARED}
# CCSHARED are the C *flags* used to create objects to go into a shared
# library (module) -- this is only needed for a few systems
AC_MSG_CHECKING(CCSHARED)
if test -z "$CCSHARED"
then
case $ac_sys_system/$ac_sys_release in
SunOS*) if test "$GCC" = yes;
then CCSHARED="-fPIC";
fi;;
hp*|HP*) if test "$GCC" = yes;
then CCSHARED="-fPIC";
else CCSHARED="+z";
fi;;
Linux*|GNU*) CCSHARED="-fPIC";;
BSD/OS*/4*) CCSHARED="-fpic";;
FreeBSD*|NetBSD*|OpenBSD*) CCSHARED="-fPIC";;
OpenUNIX*|UnixWare*)
if test "$GCC" = "yes"
then CCSHARED="-fPIC"
else CCSHARED="-KPIC"
fi;;
SCO_SV*) CCSHARED="-KPIC -dy -Bdynamic";;
Monterey*) CCSHARED="-G";;
IRIX*/6*) case $CC in
*gcc*) CCSHARED="-shared";;
*) CCSHARED="";;
esac;;
CYGWIN*) CCSHARED="-DUSE_DL_IMPORT";;
esac
fi
AC_MSG_RESULT($CCSHARED)
# LINKFORSHARED are the flags passed to the $(CC) command that links
# the python executable -- this is only needed for a few systems
AC_MSG_CHECKING(LINKFORSHARED)
if test -z "$LINKFORSHARED"
then
case $ac_sys_system/$ac_sys_release in
AIX*) LINKFORSHARED='-Wl,-bE:Modules/python.exp -lld';;
hp*|HP*)
LINKFORSHARED="-Wl,-E -Wl,+s";;
# LINKFORSHARED="-Wl,-E -Wl,+s -Wl,+b\$(BINLIBDEST)/lib-dynload";;
BSD/OS/4*) LINKFORSHARED="-Xlinker -export-dynamic";;
Linux*|GNU*) LINKFORSHARED="-Xlinker -export-dynamic";;
# -u libsys_s pulls in all symbols in libsys
Darwin/*)
# -u __dummy makes the linker aware of the objc runtime
# in System.framework; otherwise, __objcInit (referenced in
# crt1.o) gets erroneously defined as common, which breaks dynamic
# loading of any modules which reference it in System.framework.
# -u _PyMac_Error is needed to pull in the mac toolbox glue, which is
# not used by the core itself but which needs to be in the core so
# that dynamically loaded extension modules have access to it.
LINKFORSHARED="$extra_undefs -framework System"
if test "$enable_framework"
then
LINKFORSHARED="$LINKFORSHARED -framework Python"
fi
LINKFORSHARED="$LINKFORSHARED $extra_frameworks";;
OpenUNIX*|UnixWare*) LINKFORSHARED="-Wl,-Bexport";;
SCO_SV*) LINKFORSHARED="-Bdynamic -dy -Wl,-Bexport";;
ReliantUNIX*) LINKFORSHARED="-W1 -Blargedynsym";;
FreeBSD*|NetBSD*|OpenBSD*)
if [[ "`$CC -dM -E - </dev/null | grep __ELF__`" != "" ]]
then
LINKFORSHARED="-Wl,--export-dynamic"
fi;;
SunOS/5*) case $CC in
*gcc*)
if $CC -Xlinker -V 2>&1 | grep BFD >/dev/null
then
LINKFORSHARED="-Xlinker --export-dynamic"
fi;;
esac;;
esac
fi
AC_MSG_RESULT($LINKFORSHARED)
AC_SUBST(CFLAGSFORSHARED)
AC_MSG_CHECKING(CFLAGSFORSHARED)
if test ! "$LIBRARY" = "$LDLIBRARY"
then
case $ac_sys_system in
CYGWIN*)
# Cygwin needs CCSHARED when building extension DLLs
# but not when building the interpreter DLL.
CFLAGSFORSHARED='';;
*)
CFLAGSFORSHARED='$(CCSHARED)'
esac
fi
AC_MSG_RESULT($CFLAGSFORSHARED)
# checks for libraries
AC_CHECK_LIB(dl, dlopen) # Dynamic linking for SunOS/Solaris and SYSV
AC_CHECK_LIB(dld, shl_load) # Dynamic linking for HP-UX
AC_CHECK_LIB(rt, sem_init) # 'Real Time' functions on Solaris
# checks for system dependent C++ extensions support
case "$ac_sys_system" in
AIX*) AC_MSG_CHECKING(for genuine AIX C++ extensions support)
AC_TRY_LINK([#include "/usr/lpp/xlC/include/load.h"],