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cpython/configure.in
Guido van Rossum 3065c94f37 Add cross-compilation defaults to most AC_TRY_RUN values. The 
supplied values are the most "normal" or "common" values found for
recent 32 bit machines.  This now seems to work to build Python 2.2
for the ARM processor used on the iPAQ.
2001-09-17 04:03:14 +00:00

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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=2.2
# 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 $ac_sys_release |
tr -d '[/ ]' | sed 's/\..*//'`
MACHDEP="$ac_md_system$ac_md_release"
case $MACHDEP in
cygwin*) MACHDEP="cygwin";;
'') MACHDEP="unknown";;
esac
fi
#
# SGI compilers allow the specification of the both the ABI and the
# ISA on the command line. Depending on the values of these switches,
# different and often incompatable code will be generated.
#
# The SGI_ABI variable can be used to modify the CC and LDFLAGS and
# thus supply support for various ABI/ISA combinations. The MACHDEP
# variable is also adjusted.
#
AC_SUBST(SGI_ABI)
if test ! -z "$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)
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 --with-cxx was given.
dnl Finally, it does not test whether CXX is g++.
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($EXEEXT)
# Test whether we're running on a non-case-sensitive system, in which
# case we give a warning if no ext is given
if test -d "python" -a -z "$EXEEXT"
then
AC_MSG_WARN(This filesystem is not case-sensitive so you should probably use --with-suffix)
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__)
;;
esac
AC_SUBST(LIBRARY)
AC_MSG_CHECKING(LIBRARY)
if test -z "$LIBRARY"
then
LIBRARY='libpython$(VERSION).a'
fi
AC_MSG_RESULT($LIBRARY)
# LDLIBRARY is the name of the library to link against (as opposed to the
# name of the library into which to insert object files). BLDLIBRARY is also
# the library to link against, usually. On Mac OS X frameworks, BLDLIBRARY
# is blank as the main program is not linked directly against LDLIBRARY.
# LDLIBRARYDIR is the path to LDLIBRARY, which is made in a subdirectory. On
# systems without shared libraries, LDLIBRARY is the same as LIBRARY
# (defined in the Makefiles). On Cygwin LDLIBRARY is the import library,
# DLLLIBRARY is the shared (i.e., DLL) library.
#
AC_SUBST(LDLIBRARY)
AC_SUBST(DLLLIBRARY)
AC_SUBST(BLDLIBRARY)
AC_SUBST(LDLIBRARYDIR)
LDLIBRARY="$LIBRARY"
BLDLIBRARY='$(LDLIBRARY)'
DLLLIBRARY=''
LDLIBRARYDIR=''
# LINKCC is the command that links the python executable -- default is $(CC).
# This is altered for AIX in order to build the export list before
# linking.
AC_SUBST(LINKCC)
AC_MSG_CHECKING(LINKCC)
if test -z "$LINKCC"
then
case $ac_sys_system in
AIX*)
LINKCC="\$(srcdir)/Modules/makexp_aix Modules/python.exp \"\" \$(LIBRARY); \$(PURIFY) \$(CC)";;
dgux*)
LINKCC="LD_RUN_PATH=$libdir \$(PURIFY) \$(CC)";;
Monterey64*)
LINKCC="\$(PURIFY) \$(CC) -L/usr/lib/ia64l64";;
*) LINKCC="\$(PURIFY) \$(CC)";;
esac
fi
AC_MSG_RESULT($LINKCC)
AC_MSG_CHECKING(LDLIBRARY)
# DG/UX requires some fancy ld contortions to produce a .so from an .a
case $MACHDEP in
dguxR4)
LDLIBRARY='libpython$(VERSION).so'
OPT="$OPT -pic"
;;
beos*)
LDLIBRARY='libpython$(VERSION).so'
;;
cygwin*)
LDLIBRARY='libpython$(VERSION).dll.a'
DLLLIBRARY='libpython$(VERSION).dll'
;;
esac
# 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
AC_MSG_RESULT($LDLIBRARY)
AC_PROG_RANLIB
AC_SUBST(AR)
AC_CHECK_PROGS(AR, ar aal, ar)
case $MACHDEP in
bsdos*)
# install -d does not work on BSDI
if test -z "$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) 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
UnixWare*)
OPT="-O -K pentium,host,inline,loop_unroll,alloca ";;
*)
OPT="-O";;
esac
esac
case $ac_sys_system in
Darwin*)
OPT="$OPT -no-cpp-precomp";;
esac
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
# -Kpthread, if available, provides the right #defines
# and linker options to make pthread_create available
AC_MSG_CHECKING(whether $CC accepts -Kpthread)
AC_CACHE_VAL(ac_cv_kpthread,
[ac_save_cc="$CC"
CC="$CC -Kpthread"
AC_TRY_LINK([#include <pthread.h>],[pthread_create(0,0,0,0)],
ac_cv_kpthread=yes,
ac_cv_kpthread=no)
CC="$ac_save_cc"])
# GCC does not reject -Kpthread as an illegal option, it merely complains that
# it is unrecognized
if test "$GCC" = "yes"
then ac_cv_kpthread="no, we have gcc"
fi
AC_MSG_RESULT($ac_cv_kpthread)
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($cpp_type)
# checks for header files
AC_HEADER_STDC
AC_CHECK_HEADERS(dlfcn.h fcntl.h limits.h langinfo.h locale.h \
ncurses.h poll.h pthread.h \
signal.h stdarg.h stddef.h stdlib.h thread.h unistd.h utime.h termios.h \
sys/audioio.h sys/file.h sys/lock.h sys/modem.h db_185.h db.h \
sys/param.h sys/poll.h sys/select.h sys/socket.h sys/time.h sys/times.h \
sys/un.h sys/utsname.h sys/wait.h pty.h libutil.h \
ndbm.h db1/ndbm.h gdbm/ndbm.h sys/resource.h netpacket/packet.h)
AC_HEADER_DIRENT
# checks for typedefs
was_it_defined=no
AC_MSG_CHECKING(for clock_t in time.h)
AC_EGREP_HEADER(clock_t, time.h, was_it_defined=yes, AC_DEFINE(clock_t, long))
AC_MSG_RESULT($was_it_defined)
# Two defines needed to enable largefile support on various platforms
# These may affect some typedefs
AC_DEFINE(_LARGEFILE_SOURCE)
AC_DEFINE(_FILE_OFFSET_BITS, 64)
# 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) 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) 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, $ac_cv_sizeof_off_t)
AC_MSG_CHECKING(whether to enable large file support)
if test "$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)
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, $ac_cv_sizeof_time_t)
# if have pthread_t then define SIZEOF_PTHREAD_T
ac_save_cc="$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, $ac_cv_sizeof_pthread_t)
fi
CC="$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 "$enable_toolbox_glue" in
yes)
extra_frameworks="-framework Carbon -framework Foundation"
extra_machdep_objs="Python/mactoolboxglue.o"
extra_undefs="-u __dummy -u _PyMac_Error"
AC_DEFINE(USE_TOOLBOX_OBJECT_GLUE)
;;
*)
extra_frameworks=""
extra_machdep_objs=""
extra_undefs=""
;;
esac
AC_MSG_RESULT($enable_toolbox_glue)
AC_SUBST(LIBTOOL_CRUFT)
case $ac_sys_system/$ac_sys_release in
Darwin/1.4*)
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)';;
Darwin/*)
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 $(VERSION)';;
esac
AC_MSG_CHECKING(for --enable-framework)
if test "$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/1.4*)LDFLAGS="$LDFLAGS -Wl,-F. -Wl,-flat_namespace,-U,$ns_undef_sym";;
Darwin/*)LDFLAGS="$LDFLAGS -Wl,-F. -Wl,-U,$ns_undef_sym";;
esac
AC_DEFINE(WITH_NEXT_FRAMEWORK)
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)
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)/ld_so_aix \$(CC) -bI:\$(BINLIBDEST)/python.exp"
;;
BeOS*)
BLDSHARED="\$(srcdir)/Modules/ld_so_beos $LDLIBRARY"
LDSHARED="\$(BINLIBDEST)/ld_so_beos \$(LIBDIR)/$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/1.4*)
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 -flat_namespace -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 $(PYTHONFRAMEWORK)'
else
# No framework. Ignore undefined symbols, assuming they come from Python
LDSHARED="$LDSHARED -undefined suppress"
fi ;;
Linux*) 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 ${LDFLAGS}"
fi;;
UnixWare*)
if test "$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*) CCSHARED="-fPIC";;
BSD/OS*/4*) CCSHARED="-fpic";;
FreeBSD*|NetBSD*|OpenBSD*) CCSHARED="-fPIC";;
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 -Wl,+b\$(BINLIBDEST)/lib-dynload";;
BSD/OS/4*) LINKFORSHARED="-Xlinker -export-dynamic";;
Linux*) 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 $extra_frameworks";;
UnixWare*) LINKFORSHARED="-Wl,-Bexport";;
SCO_SV*) LINKFORSHARED="-Bdynamic -dy -Wl,-Bexport";;
ReliantUNIX*) LINKFORSHARED="-W1 -Blargedynsym";;
FreeBSD*|NetBSD*|OpenBSD*)
if [[ "`$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($CFLAGSFORSHARED)
# checks for libraries
AC_CHECK_LIB(dl, dlopen) # Dynamic linking for SunOS/Solaris and SYSV
AC_CHECK_LIB(dld, shl_load) # Dynamic linking for HP-UX
# checks for system dependent C++ extensions support
case "$ac_sys_system" in
AIX*) AC_MSG_CHECKING(for genuine AIX C++ extensions support)
AC_TRY_LINK([#include "/usr/lpp/xlC/include/load.h"],
[loadAndInit("", 0, "")],
[AC_DEFINE(AIX_GENUINE_CPLUSPLUS)
AC_MSG_RESULT(yes)],
[AC_MSG_RESULT(no)]);;
*) ;;
esac
# Most SVR4 platforms (e.g. Solaris) need -lsocket and -lnsl.
# However on SGI IRIX, these exist but are broken.
# BeOS' sockets are stashed in libnet.
case "$ac_sys_system" in
IRIX*) ;;
*)
AC_CHECK_LIB(nsl, t_open, [LIBS="-lnsl $LIBS"]) # SVR4
AC_CHECK_LIB(socket, socket, [LIBS="-lsocket $LIBS"], [], $LIBS) # SVR4 sockets
;;
esac
case "$ac_sys_system" in
BeOS*)
AC_CHECK_LIB(net, socket, [LIBS="-lnet $LIBS"], [], $LIBS) # BeOS
;;
esac
AC_MSG_CHECKING(for --with-libs)
AC_ARG_WITH(libs,
[ --with-libs='lib1 ...' link against additional libs], [
AC_MSG_RESULT($withval)
LIBS="$withval $LIBS"
], AC_MSG_RESULT(no))
# Determine if signalmodule should be used.
AC_SUBST(USE_SIGNAL_MODULE)
AC_SUBST(SIGNAL_OBJS)
AC_MSG_CHECKING(for --with-signal-module)
AC_ARG_WITH(signal-module,
[ --with-signal-module disable/enable signal module])
if test -z "$with_signal_module"
then with_signal_module="yes"
fi
AC_MSG_RESULT($with_signal_module)
if test "${with_signal_module}" = "yes"; then
USE_SIGNAL_MODULE=""
SIGNAL_OBJS=""
else
USE_SIGNAL_MODULE="#"
SIGNAL_OBJS="Parser/intrcheck.o Python/sigcheck.o"
fi
# This is used to generate Setup.config
AC_SUBST(USE_THREAD_MODULE)
USE_THREAD_MODULE=""
AC_MSG_CHECKING(for --with-dec-threads)
AC_SUBST(LDLAST)
AC_ARG_WITH(dec-threads,
[ --with-dec-threads use DEC Alpha/OSF1 thread-safe libraries], [
AC_MSG_RESULT($withval)
LDLAST=-threads
if test "${with_thread+set}" != set; then
with_thread="$withval";
fi],
AC_MSG_RESULT(no))
AC_MSG_CHECKING(for --with-threads)
AC_ARG_WITH(threads,
[ --with(out)-threads[=DIRECTORY] disable/enable thread support])
# --with-thread is deprecated, but check for it anyway
AC_ARG_WITH(thread,
[ --with(out)-thread[=DIRECTORY] deprecated; use --with(out)-threads],[
with_threads=$with_thread])
if test -z "$with_threads"
then with_threads="yes"
fi
AC_MSG_RESULT($with_threads)
if test "$with_threads" = "no"
then
USE_THREAD_MODULE="#"
elif test "$ac_cv_kpthread" = "yes"
then
CC="$CC -Kpthread"
AC_DEFINE(WITH_THREAD)
AC_DEFINE(_POSIX_THREADS)
posix_threads=yes
LIBOBJS="$LIBOBJS thread.o"
else
if test ! -z "$with_threads" -a -d "$with_threads"
then LDFLAGS="$LDFLAGS -L$with_threads"
fi
if test ! -z "$withval" -a -d "$withval"
then LDFLAGS="$LDFLAGS -L$withval"
fi
AC_DEFINE(_REENTRANT)
AC_CHECK_HEADER(mach/cthreads.h, [AC_DEFINE(WITH_THREAD)
AC_DEFINE(C_THREADS)
LIBOBJS="$LIBOBJS thread.o"],[
AC_MSG_CHECKING(for --with-pth)
AC_ARG_WITH(pth,
[ --with-pth use GNU pth threading libraries], [
AC_MSG_RESULT($withval)
AC_DEFINE(WITH_THREAD)
AC_DEFINE(HAVE_PTH)
LIBS="-lpth $LIBS"
LIBOBJS="$LIBOBJS thread.o"],[
AC_MSG_RESULT(no)
AC_CHECK_LIB(pthread, pthread_create, [AC_DEFINE(WITH_THREAD)
case $ac_sys_system in
Darwin*) ;;
*) AC_DEFINE(_POSIX_THREADS)
posix_threads=yes
;;
esac
LIBS="-lpthread $LIBS"
LIBOBJS="$LIBOBJS thread.o"],[
AC_CHECK_FUNC(pthread_detach, [AC_DEFINE(WITH_THREAD)
case $ac_sys_system in
Darwin*) ;;
*) AC_DEFINE(_POSIX_THREADS)
posix_threads=yes
;;
esac
LIBOBJS="$LIBOBJS thread.o"],[
AC_CHECK_HEADER(kernel/OS.h, [AC_DEFINE(WITH_THREAD)
AC_DEFINE(BEOS_THREADS)
LIBOBJS="$LIBOBJS thread.o"],[
AC_CHECK_LIB(pthreads, pthread_create, [AC_DEFINE(WITH_THREAD)
AC_DEFINE(_POSIX_THREADS)
posix_threads=yes
LIBS="$LIBS -lpthreads"
LIBOBJS="$LIBOBJS thread.o"], [
AC_CHECK_LIB(c_r, pthread_create, [AC_DEFINE(WITH_THREAD)
AC_DEFINE(_POSIX_THREADS)
posix_threads=yes
LIBS="$LIBS -lc_r"
LIBOBJS="$LIBOBJS thread.o"], [
AC_CHECK_LIB(thread, __d6_pthread_create, [AC_DEFINE(WITH_THREAD)
AC_DEFINE(_POSIX_THREADS)
posix_threads=yes
LIBS="$LIBS -lthread"
LIBOBJS="$LIBOBJS thread.o"], [
AC_CHECK_LIB(pthread, __pthread_create_system, [AC_DEFINE(WITH_THREAD)
AC_DEFINE(_POSIX_THREADS)
posix_threads=yes
LIBS="$LIBS -lpthread"
LIBOBJS="$LIBOBJS thread.o"], [
AC_CHECK_LIB(cma, pthread_create, [AC_DEFINE(WITH_THREAD)
AC_DEFINE(_POSIX_THREADS)
posix_threads=yes
LIBS="$LIBS -lcma"
LIBOBJS="$LIBOBJS thread.o"],[
USE_THREAD_MODULE="#"])
])])])])])])])])])
if test "$posix_threads" = "yes"; then
AC_MSG_CHECKING(if PTHREAD_SCOPE_SYSTEM is supported)
AC_CACHE_VAL(ac_cv_pthread_system_supported,
[AC_TRY_RUN([#include <pthread.h>
void *foo(void *parm) {
return NULL;
}
main() {
pthread_attr_t attr;
if (pthread_attr_init(&attr)) exit(-1);
if (pthread_attr_setscope(&attr, PTHREAD_SCOPE_SYSTEM)) exit(-1);
if (pthread_create(NULL, &attr, foo, NULL)) exit(-1);
exit(0);
}],
ac_cv_pthread_system_supported=yes,
ac_cv_pthread_system_supported=no,
ac_cv_pthread_system_supported=no)
])
AC_MSG_RESULT($ac_cv_pthread_system_supported)
if test "$ac_cv_pthread_system_supported" = "yes"; then
AC_DEFINE(PTHREAD_SYSTEM_SCHED_SUPPORTED)
fi
fi
AC_CHECK_LIB(mpc, usconfig, [AC_DEFINE(WITH_THREAD)
LIBS="$LIBS -lmpc"
LIBOBJS="$LIBOBJS thread.o"
USE_THREAD_MODULE=""])
AC_CHECK_LIB(thread, thr_create, [AC_DEFINE(WITH_THREAD)
LIBS="$LIBS -lthread"
LIBOBJS="$LIBOBJS thread.o"
USE_THREAD_MODULE=""])
if test "$USE_THREAD_MODULE" != "#"
then
# If the above checks didn't disable threads, (at least) OSF1
# needs this '-threads' argument during linking.
case $ac_sys_system in
OSF1) LDLAST=-threads;;
esac
fi
fi
# Check for enable-ipv6
AC_MSG_CHECKING([if --enable-ipv6 is specified])
AC_ARG_ENABLE(ipv6,
[ --enable-ipv6 Enable ipv6 (with ipv4) support
--disable-ipv6 Disable ipv6 support],
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
ipv6=no
;;
*) AC_MSG_RESULT(yes)
AC_DEFINE(ENABLE_IPV6)
ipv6=yes
;;
esac ],
[
dnl the check does not work on cross compilation case...
AC_TRY_RUN([ /* AF_INET6 available check */
#include <sys/types.h>
#include <sys/socket.h>
main()
{
if (socket(AF_INET6, SOCK_STREAM, 0) < 0)
exit(1);
else
exit(0);
}
],
AC_MSG_RESULT(yes)
ipv6=yes,
AC_MSG_RESULT(no)
ipv6=no,
AC_MSG_RESULT(no)
ipv6=no
)
if test "$ipv6" = "yes"; then
AC_MSG_CHECKING(if RFC2553 API is available)
AC_TRY_COMPILE([#include <sys/types.h>
#include <netinet/in.h>],
[struct sockaddr_in6 x;
x.sin6_scope_id;],
AC_MSG_RESULT(yes)
ipv6=yes,
AC_MSG_RESULT(no, IPv6 disabled)
ipv6=no)
fi
if test "$ipv6" = "yes"; then
AC_DEFINE(ENABLE_IPV6)
fi
])
ipv6type=unknown
ipv6lib=none
ipv6trylibc=no
if test "$ipv6" = "yes"; then
AC_MSG_CHECKING([ipv6 stack type])
for i in inria kame linux-glibc linux-inet6 solaris toshiba v6d zeta;
do
case $i in
inria)
dnl http://www.kame.net/
AC_EGREP_CPP(yes, [dnl
#include <netinet/in.h>
#ifdef IPV6_INRIA_VERSION
yes
#endif],
[ipv6type=$i;
OPT="-DINET6 $OPT"])
;;
kame)
dnl http://www.kame.net/
AC_EGREP_CPP(yes, [dnl
#include <netinet/in.h>
#ifdef __KAME__
yes
#endif],
[ipv6type=$i;
ipv6lib=inet6
ipv6libdir=/usr/local/v6/lib
ipv6trylibc=yes
OPT="-DINET6 $OPT"])
;;
linux-glibc)
dnl http://www.v6.linux.or.jp/
AC_EGREP_CPP(yes, [dnl
#include <features.h>
#if defined(__GLIBC__) && ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2))
yes
#endif],
[ipv6type=$i;
ipv6trylibc=yes
OPT="-DINET6 $OPT"])
;;
linux-inet6)
dnl http://www.v6.linux.or.jp/
if test -d /usr/inet6; then
ipv6type=$i
ipv6lib=inet6
ipv6libdir=/usr/inet6/lib
OPT="-DINET6 -I/usr/inet6/include $OPT"
fi
;;
solaris)
if test -f /etc/netconfig; then
if /usr/xpg4/bin/grep -q tcp6 /etc/netconfig; then
ipv6type=$i
ipv6trylibc=yes
OPT="-DINET6 $OPT"
fi
fi
;;
toshiba)
AC_EGREP_CPP(yes, [dnl
#include <sys/param.h>
#ifdef _TOSHIBA_INET6
yes
#endif],
[ipv6type=$i;
ipv6lib=inet6;
ipv6libdir=/usr/local/v6/lib;
OPT="-DINET6 $OPT"])
;;
v6d)
AC_EGREP_CPP(yes, [dnl
#include </usr/local/v6/include/sys/v6config.h>
#ifdef __V6D__
yes
#endif],
[ipv6type=$i;
ipv6lib=v6;
ipv6libdir=/usr/local/v6/lib;
OPT="-I/usr/local/v6/include $OPT"])
;;
zeta)
AC_EGREP_CPP(yes, [dnl
#include <sys/param.h>
#ifdef _ZETA_MINAMI_INET6
yes
#endif],
[ipv6type=$i;
ipv6lib=inet6;
ipv6libdir=/usr/local/v6/lib;
OPT="-DINET6 $OPT"])
;;
esac
if test "$ipv6type" != "unknown"; then
break
fi
done
AC_MSG_RESULT($ipv6type)
fi
if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then
if test -d $ipv6libdir -a -f $ipv6libdir/lib$ipv6lib.a; then
LIBS="-L$ipv6libdir -l$ipv6lib $LIBS"
echo "using lib$ipv6lib"
else
if test $ipv6trylibc = "yes"; then
echo "using libc"
else
echo 'Fatal: no $ipv6lib library found. cannot continue.'
echo "You need to fetch lib$ipv6lib.a from appropriate"
echo 'ipv6 kit and compile beforehand.'
exit 1
fi
fi
fi
# Check for GC support
AC_MSG_CHECKING(for --with-cycle-gc)
AC_ARG_WITH(cycle-gc,
[ --with(out)-cycle-gc disable/enable garbage collection])
if test -z "$with_cycle_gc"
then with_cycle_gc="yes"
fi
if test "$with_cycle_gc" != "no"
then
AC_DEFINE(WITH_CYCLE_GC)
fi
AC_MSG_RESULT($with_cycle_gc)
# Check for Python-specific malloc support
AC_MSG_CHECKING(for --with-pymalloc)
AC_ARG_WITH(pymalloc,
[ --with(out)-pymalloc disable/enable specialized mallocs], [
if test "$withval" != no
then AC_DEFINE(WITH_PYMALLOC) AC_MSG_RESULT(yes)
else AC_MSG_RESULT(no)
fi],
[AC_MSG_RESULT(no)])
# Check for --with-wctype-functions
AC_MSG_CHECKING(for --with-wctype-functions)
AC_ARG_WITH(wctype-functions,
[ --with-wctype-functions use wctype.h functions], [
if test "$withval" != no
then AC_DEFINE(WANT_WCTYPE_FUNCTIONS) AC_MSG_RESULT(yes)
else AC_MSG_RESULT(no)
fi],
[AC_MSG_RESULT(no)])
# -I${DLINCLDIR} is added to the compile rule for importdl.o
AC_SUBST(DLINCLDIR)
DLINCLDIR=.
AC_MSG_CHECKING(for --with-sgi-dl)
AC_ARG_WITH(sgi-dl,
[ --with-sgi-dl=DIRECTORY IRIX 4 dynamic linking], [
AC_MSG_RESULT($withval)
AC_DEFINE(WITH_SGI_DL)
DYNLOADFILE="dynload_dl.o"
dldir=$withval
if test ! -z "$dldir" -a -d "$dldir"
then LDFLAGS="$LDFLAGS -L$dldir"
else AC_ERROR(proper usage is --with-sgi-dl=DIRECTORY)
fi
DLINCLDIR=${dldir}
LIBS="$LIBS -ldl -lmld"], AC_MSG_RESULT(no))
AC_MSG_CHECKING(for --with-dl-dld)
AC_ARG_WITH(dl-dld, [ --with-dl-dld=DL_DIR,DLD_DIR GNU dynamic linking], [
AC_MSG_RESULT($withval)
AC_DEFINE(WITH_DL_DLD)
DYNLOADFILE="dynload_dl.o"
dldir=`echo "$withval" | sed 's/,.*//'`
dlddir=`echo "$withval" | sed 's/.*,//'`
if test ! -z "$dldir" -a -d "$dldir" -a ! -z "$dlddir" -a -d "$dlddir"
then LDFLAGS="$LDFLAGS -L$dldir -L$dlddir"
else AC_ERROR(proper usage is --with-dl-dld=DL_DIRECTORY,DLD_DIRECTORY)
fi
DLINCLDIR=${dldir}
LIBS="$LIBS -ldl -ldld"], AC_MSG_RESULT(no))
# the dlopen() function means we might want to use dynload_shlib.o. some
# platforms, such as AIX, have dlopen(), but don't want to use it.
AC_CHECK_FUNCS(dlopen)
# DYNLOADFILE specifies which dynload_*.o file we will use for dynamic
# loading of modules.
AC_SUBST(DYNLOADFILE)
AC_MSG_CHECKING(DYNLOADFILE)
if test -z "$DYNLOADFILE"
then
case $ac_sys_system/$ac_sys_release in
AIX*) DYNLOADFILE="dynload_aix.o";;
BeOS*) DYNLOADFILE="dynload_beos.o";;
hp*|HP*) DYNLOADFILE="dynload_hpux.o";;
Darwin/*) DYNLOADFILE="dynload_next.o";;
*)
# use dynload_shlib.c and dlopen() if we have it; otherwise stub
# out any dynamic loading
if test "$ac_cv_func_dlopen" = yes
then DYNLOADFILE="dynload_shlib.o"
else DYNLOADFILE="dynload_stub.o"
fi
;;
esac
fi
AC_MSG_RESULT($DYNLOADFILE)
if test "$DYNLOADFILE" != "dynload_stub.o"
then
AC_DEFINE(HAVE_DYNAMIC_LOADING)
fi
# MACHDEP_OBJS can be set to platform-specific object files needed by Python
AC_SUBST(MACHDEP_OBJS)
AC_MSG_CHECKING(MACHDEP_OBJS)
if test -z "$MACHDEP_OBJS"
then
MACHDEP_OBJS=$extra_machdep_objs
else
MACHDEP_OBJS="$MACHDEP_OBJS $extra_machdep_objs"
fi
AC_MSG_RESULT(MACHDEP_OBJS)
# checks for library functions
AC_CHECK_FUNCS(alarm chown clock confstr ctermid ctermid_r execv \
flock fork fsync fdatasync fpathconf ftime ftruncate \
gai_strerror getgroups getlogin getpeername getpid getpwent getwd \
hstrerror inet_pton kill link lstat mkfifo mktime mremap \
nice pathconf pause plock poll pthread_init \
putenv readlink \
select setegid seteuid setgid \
setlocale setregid setreuid setsid setpgid setuid setvbuf snprintf \
sigaction siginterrupt sigrelse strftime strptime symlink sysconf \
tcgetpgrp tcsetpgrp tempnam timegm times tmpfile tmpnam tmpnam_r \
truncate uname waitpid _getpty getpriority)
# check for openpty and forkpty
AC_CHECK_FUNCS(openpty,, AC_CHECK_LIB(util,openpty, [AC_DEFINE(HAVE_OPENPTY)] [LIBS="$LIBS -lutil"]))
AC_CHECK_FUNCS(forkpty,, AC_CHECK_LIB(util,forkpty, [AC_DEFINE(HAVE_FORKPTY)] [LIBS="$LIBS -lutil"]))
# check for long file support functions
AC_CHECK_FUNCS(fseek64 fseeko fstatvfs ftell64 ftello statvfs)
AC_REPLACE_FUNCS(dup2 getcwd strdup strerror memmove)
AC_CHECK_FUNCS(getpgrp, AC_TRY_COMPILE([#include <unistd.h>], [getpgrp(0);], AC_DEFINE(GETPGRP_HAVE_ARG)))
AC_CHECK_FUNCS(setpgrp, AC_TRY_COMPILE([#include <unistd.h>], [setpgrp(0,0);], AC_DEFINE(SETPGRP_HAVE_ARG)))
AC_CHECK_FUNCS(gettimeofday, AC_TRY_COMPILE([#include <sys/time.h>], [gettimeofday((struct timeval*)0,(struct timezone*)0);], ,AC_DEFINE(GETTIMEOFDAY_NO_TZ)))
AC_CHECK_FUNCS(getaddrinfo, [dnl
AC_MSG_CHECKING(getaddrinfo bug)
AC_TRY_RUN([
#include <sys/types.h>
#include <netdb.h>
#include <string.h>
#include <sys/socket.h>
#include <netinet/in.h>
main()
{
int passive, gaierr, inet4 = 0, inet6 = 0;
struct addrinfo hints, *ai, *aitop;
char straddr[INET6_ADDRSTRLEN], strport[16];
for (passive = 0; passive <= 1; passive++) {
memset(&hints, 0, sizeof(hints));
hints.ai_family = AF_UNSPEC;
hints.ai_flags = passive ? AI_PASSIVE : 0;
hints.ai_socktype = SOCK_STREAM;
if ((gaierr = getaddrinfo(NULL, "54321", &hints, &aitop)) != 0) {
(void)gai_strerror(gaierr);
goto bad;
}
for (ai = aitop; ai; ai = ai->ai_next) {
if (ai->ai_addr == NULL ||
ai->ai_addrlen == 0 ||
getnameinfo(ai->ai_addr, ai->ai_addrlen,
straddr, sizeof(straddr), strport, sizeof(strport),
NI_NUMERICHOST|NI_NUMERICSERV) != 0) {
goto bad;
}
switch (ai->ai_family) {
case AF_INET:
if (strcmp(strport, "54321") != 0) {
goto bad;
}
if (passive) {
if (strcmp(straddr, "0.0.0.0") != 0) {
goto bad;
}
} else {
if (strcmp(straddr, "127.0.0.1") != 0) {
goto bad;
}
}
inet4++;
break;
case AF_INET6:
if (strcmp(strport, "54321") != 0) {
goto bad;
}
if (passive) {
if (strcmp(straddr, "::") != 0) {
goto bad;
}
} else {
if (strcmp(straddr, "::1") != 0) {
goto bad;
}
}
inet6++;
break;
case AF_UNSPEC:
goto bad;
break;
default:
/* another family support? */
break;
}
}
}
if (!(inet4 == 0 || inet4 == 2))
goto bad;
if (!(inet6 == 0 || inet6 == 2))
goto bad;
if (aitop)
freeaddrinfo(aitop);
exit(0);
bad:
if (aitop)
freeaddrinfo(aitop);
exit(1);
}
],
AC_MSG_RESULT(good)
buggygetaddrinfo=no,
AC_MSG_RESULT(buggy)
buggygetaddrinfo=yes,
AC_MSG_RESULT(buggy)
buggygetaddrinfo=yes)], [buggygetaddrinfo=yes])
if test "$buggygetaddrinfo" = "yes"; then
if test "$ipv6" = "yes"; then
echo 'Fatal: You must get working getaddrinfo() function.'
echo ' or you can specify "--disable-ipv6"'.
exit 1
fi
fi
AC_CHECK_FUNCS(getnameinfo)
# checks for structures
AC_HEADER_TIME
AC_STRUCT_TM
AC_STRUCT_TIMEZONE
AC_MSG_CHECKING(for time.h that defines altzone)
AC_CACHE_VAL(ac_cv_header_time_altzone,
[AC_TRY_COMPILE([#include <time.h>], [return altzone;],
ac_cv_header_time_altzone=yes,
ac_cv_header_time_altzone=no)])
AC_MSG_RESULT($ac_cv_header_time_altzone)
if test $ac_cv_header_time_altzone = yes; then
AC_DEFINE(HAVE_ALTZONE)
fi
was_it_defined=no
AC_MSG_CHECKING(whether sys/select.h and sys/time.h may both be included)
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/select.h>
#include <sys/time.h>
], [;], [AC_DEFINE(SYS_SELECT_WITH_SYS_TIME) was_it_defined=yes])
AC_MSG_RESULT($was_it_defined)
AC_MSG_CHECKING(for addrinfo)
AC_CACHE_VAL(ac_cv_struct_addrinfo,
AC_TRY_COMPILE([
# include <netdb.h>],
[struct addrinfo a],
ac_cv_struct_addrinfo=yes,
ac_cv_struct_addrinfo=no))
AC_MSG_RESULT($ac_cv_struct_addrinfo)
if test $ac_cv_struct_addrinfo = yes; then
AC_DEFINE(HAVE_ADDRINFO)
fi
AC_MSG_CHECKING(for sockaddr_storage)
AC_CACHE_VAL(ac_cv_struct_sockaddr_storage,
AC_TRY_COMPILE([
# include <sys/types.h>
# include <sys/socket.h>],
[struct sockaddr_storage s],
ac_cv_struct_sockaddr_storage=yes,
ac_cv_struct_sockaddr_storage=no))
AC_MSG_RESULT($ac_cv_struct_sockaddr_storage)
if test $ac_cv_struct_sockaddr_storage = yes; then
AC_DEFINE(HAVE_SOCKADDR_STORAGE)
fi
# checks for compiler characteristics
AC_C_CHAR_UNSIGNED
AC_C_CONST
works=no
AC_MSG_CHECKING(for working volatile)
AC_TRY_COMPILE([],[volatile int x; x = 0;], works=yes, AC_DEFINE(volatile, []))
AC_MSG_RESULT($works)
works=no
AC_MSG_CHECKING(for working signed char)
AC_TRY_COMPILE([], [signed char c;], works=yes, AC_DEFINE(signed, []))
AC_MSG_RESULT($works)
have_prototypes=no
AC_MSG_CHECKING(for prototypes)
AC_TRY_COMPILE([int foo(int x) { return 0; }], [return foo(10);],
AC_DEFINE(HAVE_PROTOTYPES) have_prototypes=yes)
AC_MSG_RESULT($have_prototypes)
works=no
AC_MSG_CHECKING(for variable length prototypes and stdarg.h)
AC_TRY_COMPILE([
#include <stdarg.h>
int foo(int x, ...) {
va_list va;
va_start(va, x);
va_arg(va, int);
va_arg(va, char *);
va_arg(va, double);
return 0;
}
], [return foo(10, "", 3.14);],
AC_DEFINE(HAVE_STDARG_PROTOTYPES) works=yes)
AC_MSG_RESULT($works)
if test "$have_prototypes" = yes; then
bad_prototypes=no
AC_MSG_CHECKING(for bad exec* prototypes)
AC_TRY_COMPILE([#include <unistd.h>], [char **t;execve("@",t,t);], ,
AC_DEFINE(BAD_EXEC_PROTOTYPES) bad_prototypes=yes)
AC_MSG_RESULT($bad_prototypes)
fi
# check if sockaddr has sa_len member
AC_MSG_CHECKING(if sockaddr has sa_len member)
AC_TRY_COMPILE([#include <sys/types.h>
#include <sys/socket.h>],
[struct sockaddr x;
x.sa_len = 0;],
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_SOCKADDR_SA_LEN),
AC_MSG_RESULT(no))
AC_MSG_CHECKING(for bad static forward)
AC_CACHE_VAL(ac_cv_bad_static_forward,
[AC_TRY_RUN([
struct s { int a; int b; };
static struct s foo;
int foobar() {
static int random;
random = (int) &foo;
return random;
}
static struct s foo = { 1, 2 };
main() {
exit(!((int)&foo == foobar()));
}],
ac_cv_bad_static_forward=no,
ac_cv_bad_static_forward=yes,
ac_cv_bad_static_forward=no)])
AC_MSG_RESULT($ac_cv_bad_static_forward)
if test "$ac_cv_bad_static_forward" = yes
then
AC_DEFINE(BAD_STATIC_FORWARD)
fi
va_list_is_array=no
AC_MSG_CHECKING(whether va_list is an array)
AC_TRY_COMPILE([
#ifdef HAVE_STDARG_PROTOTYPES
#include <stdarg.h>
#else
#include <varargs.h>
#endif
], [va_list list1, list2; list1 = list2;], ,
AC_DEFINE(VA_LIST_IS_ARRAY) va_list_is_array=yes)
AC_MSG_RESULT($va_list_is_array)
# sigh -- gethostbyname_r is a mess; it can have 3, 5 or 6 arguments :-(
AC_CHECK_FUNC(gethostbyname_r, [
AC_DEFINE(HAVE_GETHOSTBYNAME_R)
AC_MSG_CHECKING([gethostbyname_r with 6 args])
OLD_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
AC_TRY_COMPILE([
# include <netdb.h>
], [
char *name;
struct hostent *he, *res;
char buffer[2048];
int buflen = 2048;
int h_errnop;
(void) gethostbyname_r(name, he, buffer, buflen, &res, &h_errnop)
], [
AC_DEFINE(HAVE_GETHOSTBYNAME_R)
AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG)
AC_MSG_RESULT(yes)
], [
AC_MSG_RESULT(no)
AC_MSG_CHECKING([gethostbyname_r with 5 args])
AC_TRY_COMPILE([
# include <netdb.h>
], [
char *name;
struct hostent *he;
char buffer[2048];
int buflen = 2048;
int h_errnop;
(void) gethostbyname_r(name, he, buffer, buflen, &h_errnop)
], [
AC_DEFINE(HAVE_GETHOSTBYNAME_R)
AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARG)
AC_MSG_RESULT(yes)
], [
AC_MSG_RESULT(no)
AC_MSG_CHECKING([gethostbyname_r with 3 args])
AC_TRY_COMPILE([
# include <netdb.h>
], [
char *name;
struct hostent *he;
struct hostent_data data;
(void) gethostbyname_r(name, he, &data);
], [
AC_DEFINE(HAVE_GETHOSTBYNAME_R)
AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARG)
AC_MSG_RESULT(yes)
], [
AC_MSG_RESULT(no)
])
])
])
CFLAGS=$OLD_CFLAGS
], [
AC_CHECK_FUNCS(gethostbyname)
])
AC_SUBST(HAVE_GETHOSTBYNAME_R_6_ARG)
AC_SUBST(HAVE_GETHOSTBYNAME_R_5_ARG)
AC_SUBST(HAVE_GETHOSTBYNAME_R_3_ARG)
AC_SUBST(HAVE_GETHOSTBYNAME_R)
AC_SUBST(HAVE_GETHOSTBYNAME)
# checks for system services
# (none yet)
# Linux requires this for correct f.p. operations
AC_CHECK_FUNC(__fpu_control,
[],
[AC_CHECK_LIB(ieee, __fpu_control)
])
# Check for --with-fpectl
AC_MSG_CHECKING(for --with-fpectl)
AC_ARG_WITH(fpectl,
[ --with-fpectl enable SIGFPE catching], [
if test "$withval" != no
then AC_DEFINE(WANT_SIGFPE_HANDLER) AC_MSG_RESULT(yes)
else AC_MSG_RESULT(no)
fi],
[AC_MSG_RESULT(no)])
# check for --with-libm=...
AC_SUBST(LIBM)
case $ac_sys_system in
Darwin) ;;
BeOS) ;;
*) LIBM=-lm
esac
AC_MSG_CHECKING(for --with-libm=STRING)
AC_ARG_WITH(libm, [ --with-libm=STRING math library], [
if test "$withval" = no
then LIBM=
AC_MSG_RESULT(force LIBM empty)
elif test "$withval" != yes
then LIBM=$withval
AC_MSG_RESULT(set LIBM=\"$withval\")
else AC_ERROR(proper usage is --with-libm=STRING)
fi],
[AC_MSG_RESULT(default LIBM=\"$LIBM\")])
# check for --with-libc=...
AC_SUBST(LIBC)
AC_MSG_CHECKING(for --with-libc=STRING)
AC_ARG_WITH(libc, [ --with-libc=STRING C library], [
if test "$withval" = no
then LIBC=
AC_MSG_RESULT(force LIBC empty)
elif test "$withval" != yes
then LIBC=$withval
AC_MSG_RESULT(set LIBC=\"$withval\")
else AC_ERROR(proper usage is --with-libc=STRING)
fi],
[AC_MSG_RESULT(default LIBC=\"$LIBC\")])
# check for hypot() in math library
LIBS_SAVE=$LIBS
LIBS="$LIBS $LIBM"
AC_REPLACE_FUNCS(hypot)
LIBS=$LIBS_SAVE
# check whether malloc(0) returns NULL or not
AC_MSG_CHECKING(what malloc(0) returns)
AC_CACHE_VAL(ac_cv_malloc_zero,
[AC_TRY_RUN([#include <stdio.h>
#ifdef HAVE_STDLIB
#include <stdlib.h>
#else
char *malloc(), *realloc();
int *free();
#endif
main() {
char *p;
p = malloc(0);
if (p == NULL) exit(1);
p = realloc(p, 0);
if (p == NULL) exit(1);
free(p);
exit(0);
}],
ac_cv_malloc_zero=nonnull,
ac_cv_malloc_zero=null,
ac_cv_malloc_zero=nonnull)]) # XXX arm cross-compile?
AC_MSG_RESULT($ac_cv_malloc_zero)
if test "$ac_cv_malloc_zero" = null
then
AC_DEFINE(MALLOC_ZERO_RETURNS_NULL)
fi
# check for wchar.h
AC_CHECK_HEADER(wchar.h,
AC_DEFINE(HAVE_WCHAR_H) wchar_h="yes",
wchar_h="no"
)
# determine wchar_t size
if test "$wchar_h" = yes
then
AC_CHECK_SIZEOF(wchar_t, 4)
fi
AC_MSG_CHECKING(what type to use for unicode)
AC_ARG_ENABLE(unicode,
[ --enable-unicode[=ucs2,ucs4] Enable Unicode strings (default is yes)],,enable_unicode=yes)
if test $enable_unicode = yes
then
# Without any arguments, Py_UNICODE defaults to two-byte mode
enable_unicode="ucs2"
fi
case "$enable_unicode" in
ucs2) unicode_size="2"
AC_DEFINE(Py_UNICODE_SIZE,2)
;;
ucs4) unicode_size="4"
AC_DEFINE(Py_UNICODE_SIZE,4)
;;
esac
AC_SUBST(UNICODE_OBJS)
if test "$enable_unicode" = "no"
then
UNICODE_OBJS=""
AC_MSG_RESULT(not used)
else
UNICODE_OBJS="Objects/unicodeobject.o Objects/unicodectype.o"
AC_DEFINE(Py_USING_UNICODE)
if test "$unicode_size" = "$ac_cv_sizeof_wchar_t"
then
PY_UNICODE_TYPE="wchar_t"
AC_DEFINE(HAVE_USABLE_WCHAR_T)
AC_DEFINE(PY_UNICODE_TYPE,wchar_t)
elif test "$ac_cv_sizeof_short" = "$unicode_size"
then
PY_UNICODE_TYPE="unsigned short"
AC_DEFINE(PY_UNICODE_TYPE,unsigned short)
elif test "$ac_cv_sizeof_long" = "$unicode_size"
then
PY_UNICODE_TYPE="unsigned long"
AC_DEFINE(PY_UNICODE_TYPE,unsigned long)
else
PY_UNICODE_TYPE="no type found"
fi
AC_MSG_RESULT($PY_UNICODE_TYPE)
fi
# check for endianness
AC_C_BIGENDIAN
# Check whether right shifting a negative integer extends the sign bit
# or fills with zeros (like the Cray J90, according to Tim Peters).
AC_MSG_CHECKING(whether right shift extends the sign bit)
AC_CACHE_VAL(ac_cv_rshift_extends_sign, [
AC_TRY_RUN([
int main()
{
exit(((-1)>>3 == -1) ? 0 : 1);
}
],
ac_cv_rshift_extends_sign=yes,
ac_cv_rshift_extends_sign=no,
ac_cv_rshift_extends_sign=yes)])
AC_MSG_RESULT($ac_cv_rshift_extends_sign)
if test "$ac_cv_rshift_extends_sign" = no
then
AC_DEFINE(SIGNED_RIGHT_SHIFT_ZERO_FILLS)
fi
# check for getc_unlocked and related locking functions
AC_MSG_CHECKING(for getc_unlocked() and friends)
AC_CACHE_VAL(ac_cv_have_getc_unlocked, [
AC_TRY_LINK([#include <stdio.h>],[
FILE *f = fopen("/dev/null", "r");
flockfile(f);
getc_unlocked(f);
funlockfile(f);
], ac_cv_have_getc_unlocked=yes, ac_cv_have_getc_unlocked=no)])
AC_MSG_RESULT($ac_cv_have_getc_unlocked)
if test "$ac_cv_have_getc_unlocked" = yes
then
AC_DEFINE(HAVE_GETC_UNLOCKED)
fi
# check for readline 4.2
AC_CHECK_LIB(readline, rl_completion_matches,
AC_DEFINE(HAVE_RL_COMPLETION_MATCHES), , -ltermcap)
AC_MSG_CHECKING(for broken nice())
AC_CACHE_VAL(ac_cv_broken_nice, [
AC_TRY_RUN([
int main()
{
int val1 = nice(1);
if (val1 != -1 && val1 == nice(2))
exit(0);
exit(1);
}
],
ac_cv_broken_nice=yes,
ac_cv_broken_nice=no,
ac_cv_broken_nice=no)])
AC_MSG_RESULT($ac_cv_broken_nice)
if test "$ac_cv_broken_nice" = yes
then
AC_DEFINE(HAVE_BROKEN_NICE)
fi
# THIS MUST BE LAST, IT CAN BREAK OTHER TESTS!
# Add sys/socket.h to confdefs.h
cat >> confdefs.h <<\EOF
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
EOF
AC_CHECK_TYPE(socklen_t, int)
# Add Python/ prefix to LIBOBJS
libobjs=$LIBOBJS
LIBOBJS=
for obj in $libobjs; do
LIBOBJS="$LIBOBJS Python/$obj"
done
#AC_MSG_CHECKING(for Modules/Setup)
#if test ! -f Modules/Setup ; then
# if test ! -d Modules ; then
# mkdir Modules
# fi
# cp "$srcdir/Modules/Setup.dist" Modules/Setup
# AC_MSG_RESULT(creating)
#else
# AC_MSG_RESULT(already exists)
#fi
AC_SUBST(SRCDIRS)
SRCDIRS="Parser Grammar Objects Python Modules"
AC_MSG_CHECKING(for build directories)
for dir in $SRCDIRS; do
if test ! -d $dir; then
mkdir $dir
fi
done
AC_MSG_RESULT(done)
# generate output files
AC_OUTPUT(Makefile.pre Modules/Setup.config)
echo "creating Setup"
if test ! -f Modules/Setup
then
cp $srcdir/Modules/Setup.dist Modules/Setup
fi
echo "creating Setup.local"
if test ! -f Modules/Setup.local
then
echo "# Edit this file for local setup changes" >Modules/Setup.local
fi
echo "creating Makefile"
$SHELL $srcdir/Modules/makesetup -c $srcdir/Modules/config.c.in \
-s Modules Modules/Setup.config \
Modules/Setup.local Modules/Setup
mv config.c Modules
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